ejabberd-mod_logdb.patch

   1 diff --git a/priv/msgs/nl.msg b/priv/msgs/nl.msg
   2 index 9dfd896b..f35ff07a 100644
   3 --- a/priv/msgs/nl.msg
   4 +++ b/priv/msgs/nl.msg
   5 @@ -386,3 +386,17 @@
   6  {"Your Jabber account was successfully created.","Uw Jabber-account is succesvol gecreeerd."}.
   7  {"Your Jabber account was successfully deleted.","Uw Jabber-account is succesvol verwijderd."}.
   8  {"Your messages to ~s are being blocked. To unblock them, visit ~s","Uw berichten aan ~s worden geblokkeerd. Om ze te deblokkeren, ga naar ~s"}.
   9 +% mod_logdb
  10 +{"Users Messages", "Gebruikersberichten"}.
  11 +{"Date", "Datum"}.
  12 +{"Count", "Aantal"}.
  13 +{"Logged messages for ~s", "Gelogde berichten van ~s"}.
  14 +{"Logged messages for ~s at ~s", "Gelogde berichten van ~s op ~s"}.
  15 +{" at ", " op "}.
  16 +{"No logged messages for ~s", "Geen gelogde berichten van ~s"}.
  17 +{"No logged messages for ~s at ~s", "Geen gelogde berichten van ~s op ~s"}.
  18 +{"Date, Time", "Datum en tijd"}.
  19 +{"Direction: Jid", "Richting: Jabber ID"}.
  20 +{"Subject", "Onderwerp"}.
  21 +{"Body", "Berichtveld"}.
  22 +{"Messages", "Berichten"}.
  23 diff --git a/priv/msgs/pl.msg b/priv/msgs/pl.msg
  24 index 6b303cc9..664f1c95 100644
  25 --- a/priv/msgs/pl.msg
  26 +++ b/priv/msgs/pl.msg
  27 @@ -390,3 +390,29 @@
  28  {"Your Jabber account was successfully created.","Twoje konto zostało stworzone."}.
  29  {"Your Jabber account was successfully deleted.","Twoje konto zostało usunięte."}.
  30  {"Your messages to ~s are being blocked. To unblock them, visit ~s","Twoje wiadomości do ~s są blokowane. Aby je odblokować, odwiedź ~s"}.
  31 +% mod_logdb
  32 +{"Users Messages", "Wiadomości użytkownika"}.
  33 +{"Date", "Data"}.
  34 +{"Count", "Liczba"}.
  35 +{"Logged messages for ~s", "Zapisane wiadomości dla ~s"}.
  36 +{"Logged messages for ~s at", "Zapisane wiadomości dla ~s o ~s"}.
  37 +{" at ", " o "}.
  38 +{"No logged messages for ~s", "Brak zapisanych wiadomości dla ~s"}.
  39 +{"No logged messages for ~s at ~s", "Brak zapisanych wiadomości dla ~s o ~s"}.
  40 +{"Date, Time", "Data, Godzina"}.
  41 +{"Direction: Jid", "Kierunek: Jid"}.
  42 +{"Subject", "Temat"}.
  43 +{"Body", "Treść"}.
  44 +{"Messages","Wiadomości"}.
  45 +{"Filter Selected", "Odfiltruj zaznaczone"}.
  46 +{"Do Not Log Messages", "Nie zapisuj wiadomości"}.
  47 +{"Log Messages", "Zapisuj wiadomości"}.
  48 +{"Messages logging engine", "System zapisywania historii rozmów"}.
  49 +{"Default", "Domyślne"}.
  50 +{"Set logging preferences", "Ustaw preferencje zapisywania"}.
  51 +{"Messages logging engine settings", "Ustawienia systemu logowania"}.
  52 +{"Set run-time settings", "Zapisz ustawienia systemu logowania"}.
  53 +{"Groupchat messages logging", "Zapisywanie rozmów z konferencji"}.
  54 +{"Jids/Domains to ignore", "JID/Domena która ma być ignorowana"}.
  55 +{"Purge messages older than (days)", "Usuń wiadomości starsze niż (w dniach)"}.
  56 +{"Poll users settings (seconds)", "Czas aktualizacji preferencji użytkowników (sekundy)"}.
  57 diff --git a/priv/msgs/ru.msg b/priv/msgs/ru.msg
  58 index 05849f51..b87bf9bb 100644
  59 --- a/priv/msgs/ru.msg
  60 +++ b/priv/msgs/ru.msg
  61 @@ -386,3 +386,33 @@
  62  {"Your Jabber account was successfully created.","Ваш Jabber-аккаунт был успешно создан."}.
  63  {"Your Jabber account was successfully deleted.","Ваш Jabber-аккаунт был успешно удален."}.
  64  {"Your messages to ~s are being blocked. To unblock them, visit ~s","Ваши сообщения к ~s блокируются. Для снятия блокировки перейдите по ссылке ~s"}.
  65 +% mod_logdb.erl
  66 +{"Users Messages", "Сообщения пользователей"}.
  67 +{"Date", "Дата"}.
  68 +{"Count", "Количество"}.
  69 +{"Logged messages for ~s", "Сохранённые cообщения для ~s"}.
  70 +{"Logged messages for ~s at ~s", "Сохранённые cообщения для ~s за ~s"}.
  71 +{" at ", " за "}.
  72 +{"No logged messages for ~s", "Отсутствуют сообщения для ~s"}.
  73 +{"No logged messages for ~s at ~s", "Отсутствуют сообщения для ~s за ~s"}.
  74 +{"Date, Time", "Дата, Время"}.
  75 +{"Direction: Jid", "Направление: Jid"}.
  76 +{"Subject", "Тема"}.
  77 +{"Body", "Текст"}.
  78 +{"Messages", "Сообщения"}.
  79 +{"Filter Selected", "Отфильтровать выделенные"}.
  80 +{"Do Not Log Messages", "Не сохранять сообщения"}.
  81 +{"Log Messages", "Сохранять сообщения"}.
  82 +{"Messages logging engine", "Система логирования сообщений"}.
  83 +{"Default", "По умолчанию"}.
  84 +{"Set logging preferences", "Задайте настройки логирования"}.
  85 +{"Messages logging engine users", "Пользователи системы логирования сообщений"}.
  86 +{"Messages logging engine settings", "Настройки системы логирования сообщений"}.
  87 +{"Set run-time settings", "Задайте текущие настройки"}.
  88 +{"Groupchat messages logging", "Логирование сообщений типа groupchat"}.
  89 +{"Jids/Domains to ignore", "Игнорировать следующие jids/домены"}.
  90 +{"Purge messages older than (days)", "Удалять сообщения старее чем (дни)"}.
  91 +{"Poll users settings (seconds)", "Обновлять настройки пользователей через (секунд)"}.
  92 +{"Drop", "Удалять"}.
  93 +{"Do not drop", "Не удалять"}.
  94 +{"Drop messages on user removal", "Удалять сообщения при удалении пользователя"}.
  95 diff --git a/priv/msgs/uk.msg b/priv/msgs/uk.msg
  96 index a1159b53..4bdab4c5 100644
  97 --- a/priv/msgs/uk.msg
  98 +++ b/priv/msgs/uk.msg
  99 @@ -390,3 +390,33 @@
 100  {"Your Jabber account was successfully created.","Ваш Jabber-акаунт було успішно створено."}.
 101  {"Your Jabber account was successfully deleted.","Ваш Jabber-акаунт було успішно видалено."}.
 102  {"Your messages to ~s are being blocked. To unblock them, visit ~s","Ваші повідомлення до ~s блокуються. Для розблокування відвідайте ~s"}.
 103 +% mod_logdb
 104 +{"Users Messages", "Повідомлення користувачів"}.
 105 +{"Date", "Дата"}.
 106 +{"Count", "Кількість"}.
 107 +{"Logged messages for ~s", "Збережені повідомлення для ~s"}.
 108 +{"Logged messages for ~s at ~s", "Збережені повідомлення для ~s за ~s"}.
 109 +{" at ", " за "}.
 110 +{"No logged messages for ~s", "Відсутні повідомлення для ~s"}.
 111 +{"No logged messages for ~s at ~s", "Відсутні повідомлення для ~s за ~s"}.
 112 +{"Date, Time", "Дата, Час"}.
 113 +{"Direction: Jid", "Напрямок: Jid"}.
 114 +{"Subject", "Тема"}.
 115 +{"Body", "Текст"}.
 116 +{"Messages", "Повідомлення"}.
 117 +{"Filter Selected", "Відфільтрувати виділені"}.
 118 +{"Do Not Log Messages", "Не зберігати повідомлення"}.
 119 +{"Log Messages", "Зберігати повідомлення"}.
 120 +{"Messages logging engine", "Система збереження повідомлень"}.
 121 +{"Default", "За замовчуванням"}.
 122 +{"Set logging preferences", "Вкажіть налагоджування збереження повідомлень"}.
 123 +{"Messages logging engine users", "Користувачі системи збереження повідомлень"}.
 124 +{"Messages logging engine settings", "Налагоджування системи збереження повідомлень"}.
 125 +{"Set run-time settings", "Вкажіть поточні налагоджування"}.
 126 +{"Groupchat messages logging", "Збереження повідомлень типу groupchat"}.
 127 +{"Jids/Domains to ignore", "Ігнорувати наступні jids/домени"}.
 128 +{"Purge messages older than (days)", "Видаляти повідомлення старіші ніж (дні)"}.
 129 +{"Poll users settings (seconds)", "Оновлювати налагоджування користувачів кожні (секунд)"}.
 130 +{"Drop", "Видаляти"}.
 131 +{"Do not drop", "Не видаляти"}.
 132 +{"Drop messages on user removal", "Видаляти повідомлення під час видалення користувача"}.
 133 diff --git a/rebar.config b/rebar.config
 134 index 477343c5..db58ab69 100644
 135 --- a/rebar.config
 136 +++ b/rebar.config
 137 @@ -33,8 +33,8 @@
 138          {eimp, ".*", {git, "https://github.com/processone/eimp", {tag, "1.0.8"}}},
 139          {if_var_true, stun, {stun, ".*", {git, "https://github.com/processone/stun", {tag, "1.0.25"}}}},
 140          {if_var_true, sip, {esip, ".*", {git, "https://github.com/processone/esip", {tag, "1.0.26"}}}},
 141 -        {if_var_true, mysql, {p1_mysql, ".*", {git, "https://github.com/processone/p1_mysql",
 142 -                                               {tag, "1.0.7"}}}},
 143 +        {if_var_true, mysql, {p1_mysql, ".*", {git, "https://github.com/paleg/p1_mysql",
 144 +                                               {branch, "multi"}}}},
 145          {if_var_true, pgsql, {p1_pgsql, ".*", {git, "https://github.com/processone/p1_pgsql",
 146                                                 {tag, "1.1.6"}}}},
 147          {if_var_true, sqlite, {sqlite3, ".*", {git, "https://github.com/processone/erlang-sqlite3",
 148 diff --git a/src/gen_logdb.erl b/src/gen_logdb.erl
 149 new file mode 100644
 150 index 00000000..8bad1129
 151 --- /dev/null
 152 +++ b/src/gen_logdb.erl
 153 @@ -0,0 +1,162 @@
 154 +%%%----------------------------------------------------------------------
 155 +%%% File    : gen_logdb.erl
 156 +%%% Author  : Oleg Palij (mailto:o.palij@gmail.com)
 157 +%%% Purpose : Describes generic behaviour for mod_logdb backends.
 158 +%%% Url     : https://paleg.github.io/mod_logdb/
 159 +%%%----------------------------------------------------------------------
 160 +
 161 +-module(gen_logdb).
 162 +-author('o.palij@gmail.com').
 163 +
 164 +-export([behaviour_info/1]).
 165 +
 166 +behaviour_info(callbacks) ->
 167 +   [
 168 +    % called from handle_info(start, _)
 169 +    % it should logon database and return reference to started instance
 170 +    % start(VHost, Opts) -> {ok, SPid} | error
 171 +    %  Options - list of options to connect to db
 172 +    %    Types: Options = list() -> [] |
 173 +    %                              [{user, "logdb"},
 174 +    %                               {pass, "1234"},
 175 +    %                               {db, "logdb"}] | ...
 176 +    %          VHost = list() -> "jabber.example.org"
 177 +    {start, 2},
 178 +
 179 +    % called from cleanup/1
 180 +    % it should logoff database and do cleanup
 181 +    % stop(VHost)
 182 +    %    Types: VHost = list() -> "jabber.example.org"
 183 +    {stop, 1},
 184 +
 185 +    % called from handle_call({addlog, _}, _, _)
 186 +    % it should log messages to database
 187 +    % log_message(VHost, Msg) -> ok | error
 188 +    %    Types:
 189 +    %          VHost = list() -> "jabber.example.org"
 190 +    %          Msg = record() -> #msg
 191 +    {log_message, 2},
 192 +
 193 +    % called from ejabberdctl rebuild_stats
 194 +    % it should rebuild stats table (if used) for vhost
 195 +    % rebuild_stats(VHost)
 196 +    %    Types:
 197 +    %          VHost = list() -> "jabber.example.org"
 198 +    {rebuild_stats, 1},
 199 +
 200 +    % it should rebuild stats table (if used) for vhost at Date
 201 +    % rebuild_stats_at(VHost, Date)
 202 +    %    Types:
 203 +    %          VHost = list() -> "jabber.example.org"
 204 +    %          Date = list() -> "2007-02-12"
 205 +    {rebuild_stats_at, 2},
 206 +
 207 +    % called from user_messages_at_parse_query/5
 208 +    % it should delete selected user messages at date
 209 +    % delete_messages_by_user_at(VHost, Msgs, Date) -> ok | error
 210 +    %    Types:
 211 +    %          VHost = list() -> "jabber.example.org"
 212 +    %          Msgs = list() -> [ #msg1, msg2, ... ]
 213 +    %          Date = list() -> "2007-02-12"
 214 +    {delete_messages_by_user_at, 3},
 215 +
 216 +    % called from user_messages_parse_query/4 | vhost_messages_at_parse_query/4
 217 +    % it should delete all user messages at date
 218 +    % delete_all_messages_by_user_at(User, VHost, Date) -> ok | error
 219 +    %    Types:
 220 +    %          User = list() -> "admin"
 221 +    %          VHost = list() -> "jabber.example.org"
 222 +    %          Date = list() -> "2007-02-12"
 223 +    {delete_all_messages_by_user_at, 3},
 224 +
 225 +    % called from vhost_messages_parse_query/3
 226 +    % it should delete messages for vhost at date and update stats
 227 +    % delete_messages_at(VHost, Date) -> ok | error
 228 +    %    Types:
 229 +    %          VHost = list() -> "jabber.example.org"
 230 +    %          Date = list() -> "2007-02-12"
 231 +    {delete_messages_at, 2},
 232 +
 233 +    % called from ejabberd_web_admin:vhost_messages_stats/3
 234 +    % it should return sorted list of count of messages by dates for vhost
 235 +    % get_vhost_stats(VHost) -> {ok, [{Date1, Msgs_count1}, {Date2, Msgs_count2}, ... ]} |
 236 +    %                           {error, Reason}
 237 +    %    Types:
 238 +    %          VHost = list() -> "jabber.example.org"
 239 +    %          DateN = list() -> "2007-02-12"
 240 +    %          Msgs_countN = number() -> 241
 241 +    {get_vhost_stats, 1},
 242 +
 243 +    % called from ejabberd_web_admin:vhost_messages_stats_at/4
 244 +    % it should return sorted list of count of messages by users at date for vhost
 245 +    % get_vhost_stats_at(VHost, Date) -> {ok, [{User1, Msgs_count1}, {User2, Msgs_count2}, ....]} |
 246 +    %                                    {error, Reason}
 247 +    %    Types:
 248 +    %          VHost = list() -> "jabber.example.org"
 249 +    %          Date = list() -> "2007-02-12"
 250 +    %          UserN = list() -> "admin"
 251 +    %          Msgs_countN = number() -> 241
 252 +    {get_vhost_stats_at, 2},
 253 +
 254 +    % called from ejabberd_web_admin:user_messages_stats/4
 255 +    % it should return sorted list of count of messages by date for user at vhost
 256 +    % get_user_stats(User, VHost) -> {ok, [{Date1, Msgs_count1}, {Date2, Msgs_count2}, ...]} |
 257 +    %                                {error, Reason}
 258 +    %    Types:
 259 +    %          User = list() -> "admin"
 260 +    %          VHost = list() -> "jabber.example.org"
 261 +    %          DateN = list() -> "2007-02-12"
 262 +    %          Msgs_countN = number() -> 241
 263 +    {get_user_stats, 2},
 264 +
 265 +    % called from ejabberd_web_admin:user_messages_stats_at/5
 266 +    % it should return all user messages at date
 267 +    % get_user_messages_at(User, VHost, Date) -> {ok, Msgs} | {error, Reason}
 268 +    %    Types:
 269 +    %          User = list() -> "admin"
 270 +    %          VHost = list() -> "jabber.example.org"
 271 +    %          Date = list() -> "2007-02-12"
 272 +    %          Msgs = list() -> [ #msg1, msg2, ... ]
 273 +    {get_user_messages_at, 3},
 274 +
 275 +    % called from many places
 276 +    % it should return list of dates for vhost
 277 +    % get_dates(VHost) -> [Date1, Date2, ... ]
 278 +    %    Types:
 279 +    %          VHost = list() -> "jabber.example.org"
 280 +    %          DateN = list() -> "2007-02-12"
 281 +    {get_dates, 1},
 282 +
 283 +    % called from start
 284 +    % it should return list with users settings for VHost in db
 285 +    % get_users_settings(VHost) -> [#user_settings1, #user_settings2, ... ] | error
 286 +    %    Types:
 287 +    %          VHost = list() -> "jabber.example.org"
 288 +    {get_users_settings, 1},
 289 +
 290 +    % called from many places
 291 +    % it should return User settings at VHost from db
 292 +    % get_user_settings(User, VHost) -> error | {ok, #user_settings}
 293 +    %    Types:
 294 +    %          User = list() -> "admin"
 295 +    %          VHost = list() -> "jabber.example.org"
 296 +    {get_user_settings, 2},
 297 +
 298 +    % called from web admin
 299 +    % it should set User settings at VHost
 300 +    % set_user_settings(User, VHost, #user_settings) -> ok | error
 301 +    %    Types:
 302 +    %          User = list() -> "admin"
 303 +    %          VHost = list() -> "jabber.example.org"
 304 +    {set_user_settings, 3},
 305 +
 306 +    % called from remove_user (ejabberd hook)
 307 +    % it should remove user messages and settings at VHost
 308 +    % drop_user(User, VHost) -> ok | error
 309 +    %    Types:
 310 +    %          User = list() -> "admin"
 311 +    %          VHost = list() -> "jabber.example.org"
 312 +    {drop_user, 2}
 313 +   ];
 314 +behaviour_info(_) ->
 315 +   undefined.
 316 diff --git a/src/mod_logdb.erl b/src/mod_logdb.erl
 317 new file mode 100644
 318 index 00000000..bf0240d1
 319 --- /dev/null
 320 +++ b/src/mod_logdb.erl
 321 @@ -0,0 +1,1951 @@
 322 +%%%----------------------------------------------------------------------
 323 +%%% File    : mod_logdb.erl
 324 +%%% Author  : Oleg Palij (mailto:o.palij@gmail.com)
 325 +%%% Purpose : Frontend for log user messages to db
 326 +%%% Url     : https://paleg.github.io/mod_logdb/
 327 +%%%----------------------------------------------------------------------
 328 +
 329 +-module(mod_logdb).
 330 +-author('o.palij@gmail.com').
 331 +
 332 +-behaviour(gen_server).
 333 +-behaviour(gen_mod).
 334 +
 335 +% supervisor
 336 +-export([start_link/2]).
 337 +% gen_mod
 338 +-export([start/2, stop/1,
 339 +         mod_opt_type/1,
 340 +         depends/2, reload/3]).
 341 +% gen_server
 342 +-export([code_change/3,
 343 +         handle_call/3, handle_cast/2, handle_info/2,
 344 +         init/1, terminate/2]).
 345 +% hooks
 346 +-export([send_packet/1, receive_packet/1, offline_message/1, remove_user/2]).
 347 +-export([get_local_identity/5,
 348 +         get_local_features/5,
 349 +         get_local_items/5,
 350 +         adhoc_local_items/4,
 351 +         adhoc_local_commands/4
 352 +        ]).
 353 +% ejabberdctl
 354 +-export([rebuild_stats/1,
 355 +         copy_messages/1, copy_messages_ctl/3, copy_messages_int_tc/1]).
 356 +%
 357 +-export([get_vhost_stats/1, get_vhost_stats_at/2,
 358 +         get_user_stats/2, get_user_messages_at/3,
 359 +         get_dates/1,
 360 +         sort_stats/1,
 361 +         convert_timestamp/1, convert_timestamp_brief/1,
 362 +         get_user_settings/2, set_user_settings/3,
 363 +         user_messages_at_parse_query/4, user_messages_parse_query/3,
 364 +         vhost_messages_parse_query/2, vhost_messages_at_parse_query/4,
 365 +         list_to_bool/1, bool_to_list/1,
 366 +         list_to_string/1, string_to_list/1,
 367 +         get_module_settings/1, set_module_settings/2,
 368 +         purge_old_records/2]).
 369 +% webadmin hooks
 370 +-export([webadmin_menu/3,
 371 +         webadmin_user/4,
 372 +         webadmin_page/3,
 373 +         user_parse_query/5]).
 374 +% webadmin queries
 375 +-export([vhost_messages_stats/3,
 376 +         vhost_messages_stats_at/4,
 377 +         user_messages_stats/4,
 378 +         user_messages_stats_at/5]).
 379 +
 380 +-include("mod_logdb.hrl").
 381 +-include("xmpp.hrl").
 382 +-include("mod_roster.hrl").
 383 +-include("ejabberd_commands.hrl").
 384 +-include("adhoc.hrl").
 385 +-include("ejabberd_web_admin.hrl").
 386 +-include("ejabberd_http.hrl").
 387 +-include("logger.hrl").
 388 +
 389 +-define(PROCNAME, ejabberd_mod_logdb).
 390 +% gen_server call timeout
 391 +-define(CALL_TIMEOUT, 10000).
 392 +
 393 +-record(state, {vhost, dbmod, backendPid, monref, purgeRef, pollRef, dbopts, dbs, dolog_default, ignore_jids, groupchat, purge_older_days, poll_users_settings, drop_messages_on_user_removal}).
 394 +
 395 +ets_settings_table(VHost) -> list_to_atom("ets_logdb_settings_" ++ binary_to_list(VHost)).
 396 +
 397 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 398 +%
 399 +% gen_mod/gen_server callbacks
 400 +%
 401 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 402 +% ejabberd starts module
 403 +start(VHost, Opts) ->
 404 +    ChildSpec =
 405 +        {gen_mod:get_module_proc(VHost, ?PROCNAME),
 406 +         {?MODULE, start_link, [VHost, Opts]},
 407 +         permanent,
 408 +         1000,
 409 +         worker,
 410 +         [?MODULE]},
 411 +    % add child to ejabberd_sup
 412 +    supervisor:start_child(ejabberd_gen_mod_sup, ChildSpec).
 413 +
 414 +depends(_Host, _Opts) ->
 415 +    [].
 416 +
 417 +reload(_Host, _NewOpts, _OldOpts) ->
 418 +    % TODO
 419 +    ok.
 420 +
 421 +% supervisor starts gen_server
 422 +start_link(VHost, Opts) ->
 423 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 424 +    {ok, Pid} = gen_server:start_link({local, Proc}, ?MODULE, [VHost, Opts], []),
 425 +    Pid ! start,
 426 +    {ok, Pid}.
 427 +
 428 +init([VHost, Opts]) ->
 429 +    process_flag(trap_exit, true),
 430 +    DBsRaw = gen_mod:get_opt(dbs, Opts, fun(A) -> A end, [{mnesia, []}]),
 431 +    DBs = case lists:keysearch(mnesia, 1, DBsRaw) of
 432 +               false -> lists:append(DBsRaw, [{mnesia,[]}]);
 433 +               {value, _} -> DBsRaw
 434 +          end,
 435 +    VHostDB = gen_mod:get_opt(vhosts, Opts, fun(A) -> A end, [{VHost, mnesia}]),
 436 +    % 10 is default because of using in clustered environment
 437 +    PollUsersSettings = gen_mod:get_opt(poll_users_settings, Opts, fun(A) -> A end, 10),
 438 +
 439 +    {DBName, DBOpts} =
 440 +         case lists:keysearch(VHost, 1, VHostDB) of
 441 +              false ->
 442 +                 ?WARNING_MSG("There is no logging backend defined for '~s', switching to mnesia", [VHost]),
 443 +                 {mnesia, []};
 444 +              {value,{_, DBNameResult}} ->
 445 +                 case lists:keysearch(DBNameResult, 1, DBs) of
 446 +                      false ->
 447 +                        ?WARNING_MSG("There is no such logging backend '~s' defined for '~s', switching to mnesia", [DBNameResult, VHost]),
 448 +                        {mnesia, []};
 449 +                      {value, {_, DBOptsResult}} ->
 450 +                        {DBNameResult, DBOptsResult}
 451 +                 end
 452 +         end,
 453 +
 454 +    ?MYDEBUG("Starting mod_logdb for '~s' with '~s' backend", [VHost, DBName]),
 455 +
 456 +    DBMod = list_to_atom(atom_to_list(?MODULE) ++ "_" ++ atom_to_list(DBName)),
 457 +
 458 +    {ok, #state{vhost=VHost,
 459 +                dbmod=DBMod,
 460 +                dbopts=DBOpts,
 461 +                % dbs used for convert messages from one backend to other
 462 +                dbs=DBs,
 463 +                dolog_default=gen_mod:get_opt(dolog_default, Opts, fun(A) -> A end, true),
 464 +                drop_messages_on_user_removal=gen_mod:get_opt(drop_messages_on_user_removal, Opts, fun(A) -> A end, true),
 465 +                ignore_jids=gen_mod:get_opt(ignore_jids, Opts, fun(A) -> A end, []),
 466 +                groupchat=gen_mod:get_opt(groupchat, Opts, fun(A) -> A end, none),
 467 +                purge_older_days=gen_mod:get_opt(purge_older_days, Opts, fun(A) -> A end, never),
 468 +                poll_users_settings=PollUsersSettings}}.
 469 +
 470 +cleanup(#state{vhost=VHost} = _State) ->
 471 +    ?MYDEBUG("Stopping ~s for ~p", [?MODULE, VHost]),
 472 +
 473 +    %ets:delete(ets_settings_table(VHost)),
 474 +
 475 +    ejabberd_hooks:delete(remove_user, VHost, ?MODULE, remove_user, 90),
 476 +    ejabberd_hooks:delete(user_send_packet, VHost, ?MODULE, send_packet, 90),
 477 +    ejabberd_hooks:delete(user_receive_packet, VHost, ?MODULE, receive_packet, 90),
 478 +    ejabberd_hooks:delete(offline_message_hook, VHost, ?MODULE, offline_message, 40),
 479 +
 480 +    ejabberd_hooks:delete(adhoc_local_commands, VHost, ?MODULE, adhoc_local_commands, 50),
 481 +    ejabberd_hooks:delete(adhoc_local_items, VHost, ?MODULE, adhoc_local_items, 50),
 482 +    ejabberd_hooks:delete(disco_local_identity, VHost, ?MODULE, get_local_identity, 50),
 483 +    ejabberd_hooks:delete(disco_local_features, VHost, ?MODULE, get_local_features, 50),
 484 +    ejabberd_hooks:delete(disco_local_items, VHost, ?MODULE, get_local_items, 50),
 485 +
 486 +    ejabberd_hooks:delete(webadmin_menu_host, VHost, ?MODULE, webadmin_menu, 70),
 487 +    ejabberd_hooks:delete(webadmin_user, VHost, ?MODULE, webadmin_user, 50),
 488 +    ejabberd_hooks:delete(webadmin_page_host, VHost, ?MODULE, webadmin_page, 50),
 489 +    ejabberd_hooks:delete(webadmin_user_parse_query, VHost, ?MODULE, user_parse_query, 50),
 490 +
 491 +    ?MYDEBUG("Removed hooks for ~p", [VHost]),
 492 +
 493 +    ejabberd_commands:unregister_commands(get_commands_spec()),
 494 +    ?MYDEBUG("Unregistered commands for ~p", [VHost]).
 495 +
 496 +stop(VHost) ->
 497 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 498 +    %gen_server:call(Proc, {cleanup}),
 499 +    %?MYDEBUG("Cleanup in stop finished!!!!", []),
 500 +    %timer:sleep(10000),
 501 +    ok = supervisor:terminate_child(ejabberd_gen_mod_sup, Proc),
 502 +    ok = supervisor:delete_child(ejabberd_gen_mod_sup, Proc).
 503 +
 504 +get_commands_spec() ->
 505 +    [#ejabberd_commands{name = rebuild_stats, tags = [logdb],
 506 +            desc = "Rebuild mod_logdb stats for given host",
 507 +            module = ?MODULE, function = rebuild_stats,
 508 +            args = [{host, binary}],
 509 +            result = {res, rescode}},
 510 +     #ejabberd_commands{name = copy_messages, tags = [logdb],
 511 +            desc = "Copy logdb messages from given backend to current backend for given host",
 512 +            module = ?MODULE, function = copy_messages_ctl,
 513 +            args = [{host, binary}, {backend, binary}, {date, binary}],
 514 +            result = {res, rescode}}].
 515 +
 516 +mod_opt_type(dbs) ->
 517 +    fun (A) when is_list(A) -> A end;
 518 +mod_opt_type(vhosts) ->
 519 +    fun (A) when is_list(A) -> A end;
 520 +mod_opt_type(poll_users_settings) ->
 521 +    fun (I) when is_integer(I) -> I end;
 522 +mod_opt_type(groupchat) ->
 523 +    fun (all) -> all;
 524 +        (send) -> send;
 525 +        (none) -> none
 526 +    end;
 527 +mod_opt_type(dolog_default) ->
 528 +    fun (B) when is_boolean(B) -> B end;
 529 +mod_opt_type(ignore_jids) ->
 530 +    fun (A) when is_list(A) -> A end;
 531 +mod_opt_type(purge_older_days) ->
 532 +    fun (I) when is_integer(I) -> I end;
 533 +mod_opt_type(_) ->
 534 +    [dbs, vhosts, poll_users_settings, groupchat, dolog_default, ignore_jids, purge_older_days].
 535 +
 536 +handle_call({cleanup}, _From, State) ->
 537 +    cleanup(State),
 538 +    ?MYDEBUG("Cleanup finished!!!!!", []),
 539 +    {reply, ok, State};
 540 +handle_call({get_dates}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 541 +    Reply = DBMod:get_dates(VHost),
 542 +    {reply, Reply, State};
 543 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 544 +% ejabberd_web_admin callbacks
 545 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 546 +handle_call({delete_messages_by_user_at, PMsgs, Date}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 547 +    Reply = DBMod:delete_messages_by_user_at(VHost, PMsgs, binary_to_list(Date)),
 548 +    {reply, Reply, State};
 549 +handle_call({delete_all_messages_by_user_at, User, Date}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 550 +    Reply = DBMod:delete_all_messages_by_user_at(binary_to_list(User), VHost, binary_to_list(Date)),
 551 +    {reply, Reply, State};
 552 +handle_call({delete_messages_at, Date}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 553 +    Reply = DBMod:delete_messages_at(VHost, Date),
 554 +    {reply, Reply, State};
 555 +handle_call({get_vhost_stats}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 556 +    Reply = DBMod:get_vhost_stats(VHost),
 557 +    {reply, Reply, State};
 558 +handle_call({get_vhost_stats_at, Date}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 559 +    Reply = DBMod:get_vhost_stats_at(VHost, binary_to_list(Date)),
 560 +    {reply, Reply, State};
 561 +handle_call({get_user_stats, User}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 562 +    Reply = DBMod:get_user_stats(binary_to_list(User), VHost),
 563 +    {reply, Reply, State};
 564 +handle_call({get_user_messages_at, User, Date}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 565 +    Reply = DBMod:get_user_messages_at(binary_to_list(User), VHost, binary_to_list(Date)),
 566 +    {reply, Reply, State};
 567 +handle_call({get_user_settings, User}, _From, #state{dbmod=_DBMod, vhost=VHost}=State) ->
 568 +    Reply = case ets:match_object(ets_settings_table(VHost),
 569 +                                  #user_settings{owner_name=User, _='_'}) of
 570 +                 [Set] -> Set;
 571 +                 _ -> #user_settings{owner_name=User,
 572 +                                     dolog_default=State#state.dolog_default,
 573 +                                     dolog_list=[],
 574 +                                     donotlog_list=[]}
 575 +            end,
 576 +    {reply, Reply, State};
 577 +% TODO: remove User ??
 578 +handle_call({set_user_settings, User, GSet}, _From, #state{dbmod=DBMod, vhost=VHost}=State) ->
 579 +    Set = GSet#user_settings{owner_name=User},
 580 +    Reply =
 581 +       case ets:match_object(ets_settings_table(VHost),
 582 +                             #user_settings{owner_name=User, _='_'}) of
 583 +            [Set] ->
 584 +                ok;
 585 +            _ ->
 586 +                case DBMod:set_user_settings(binary_to_list(User), VHost, Set) of
 587 +                     error ->
 588 +                       error;
 589 +                     ok ->
 590 +                       true = ets:insert(ets_settings_table(VHost), Set),
 591 +                       ok
 592 +                end
 593 +       end,
 594 +    {reply, Reply, State};
 595 +handle_call({get_module_settings}, _From, State) ->
 596 +    {reply, State, State};
 597 +handle_call({set_module_settings, #state{purge_older_days=PurgeDays,
 598 +                                         poll_users_settings=PollSec} = Settings},
 599 +            _From,
 600 +            #state{purgeRef=PurgeRefOld,
 601 +                   pollRef=PollRefOld,
 602 +                   purge_older_days=PurgeDaysOld,
 603 +                   poll_users_settings=PollSecOld} = State) ->
 604 +    PurgeRef = if
 605 +                 PurgeDays == never, PurgeDaysOld /= never  ->
 606 +                    {ok, cancel} = timer:cancel(PurgeRefOld),
 607 +                    disabled;
 608 +                 is_integer(PurgeDays), PurgeDaysOld == never ->
 609 +                    set_purge_timer(PurgeDays);
 610 +                 true ->
 611 +                    PurgeRefOld
 612 +               end,
 613 +
 614 +    PollRef = if
 615 +                PollSec == PollSecOld ->
 616 +                   PollRefOld;
 617 +                PollSec == 0, PollSecOld /= 0 ->
 618 +                   {ok, cancel} = timer:cancel(PollRefOld),
 619 +                   disabled;
 620 +                is_integer(PollSec), PollSecOld == 0 ->
 621 +                   set_poll_timer(PollSec);
 622 +                is_integer(PollSec), PollSecOld /= 0 ->
 623 +                   {ok, cancel} = timer:cancel(PollRefOld),
 624 +                   set_poll_timer(PollSec)
 625 +              end,
 626 +
 627 +    NewState = State#state{dolog_default=Settings#state.dolog_default,
 628 +                           ignore_jids=Settings#state.ignore_jids,
 629 +                           groupchat=Settings#state.groupchat,
 630 +                           drop_messages_on_user_removal=Settings#state.drop_messages_on_user_removal,
 631 +                           purge_older_days=PurgeDays,
 632 +                           poll_users_settings=PollSec,
 633 +                           purgeRef=PurgeRef,
 634 +                           pollRef=PollRef},
 635 +    {reply, ok, NewState};
 636 +handle_call(Msg, _From, State) ->
 637 +    ?INFO_MSG("Got call Msg: ~p, State: ~p", [Msg, State]),
 638 +    {noreply, State}.
 639 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 640 +% end ejabberd_web_admin callbacks
 641 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 642 +
 643 +% ejabberd_hooks call
 644 +handle_cast({addlog, Direction, Owner, Peer, Packet}, #state{dbmod=DBMod, vhost=VHost}=State) ->
 645 +    case filter(Owner, Peer, State) of
 646 +         true ->
 647 +              case catch packet_parse(Owner, Peer, Packet, Direction, State) of
 648 +                   ignore ->
 649 +                     ok;
 650 +                   {'EXIT', Reason} ->
 651 +                     ?ERROR_MSG("Failed to parse: ~p", [Reason]);
 652 +                   Msg ->
 653 +                     DBMod:log_message(VHost, Msg)
 654 +              end;
 655 +         false ->
 656 +              ok
 657 +    end,
 658 +    {noreply, State};
 659 +handle_cast({remove_user, User}, #state{dbmod=DBMod, vhost=VHost}=State) ->
 660 +    case State#state.drop_messages_on_user_removal of
 661 +         true ->
 662 +           DBMod:drop_user(binary_to_list(User), VHost),
 663 +           ?INFO_MSG("Launched ~s@~s removal", [User, VHost]);
 664 +         false ->
 665 +           ?INFO_MSG("Message removing is disabled. Keeping messages for ~s@~s", [User, VHost])
 666 +    end,
 667 +    {noreply, State};
 668 +% ejabberdctl rebuild_stats/3
 669 +handle_cast({rebuild_stats}, #state{dbmod=DBMod, vhost=VHost}=State) ->
 670 +    DBMod:rebuild_stats(VHost),
 671 +    {noreply, State};
 672 +handle_cast({copy_messages, Backend}, State) ->
 673 +    spawn(?MODULE, copy_messages, [[State, Backend, []]]),
 674 +    {noreply, State};
 675 +handle_cast({copy_messages, Backend, Date}, State) ->
 676 +    spawn(?MODULE, copy_messages, [[State, Backend, [binary_to_list(Date)]]]),
 677 +    {noreply, State};
 678 +handle_cast(Msg, State) ->
 679 +    ?INFO_MSG("Got cast Msg:~p, State:~p", [Msg, State]),
 680 +    {noreply, State}.
 681 +
 682 +% return: disabled | timer reference
 683 +set_purge_timer(PurgeDays) ->
 684 +    case PurgeDays of
 685 +         never -> disabled;
 686 +         Days when is_integer(Days) ->
 687 +              {ok, Ref1} = timer:send_interval(timer:hours(24), scheduled_purging),
 688 +              Ref1
 689 +    end.
 690 +
 691 +% return: disabled | timer reference
 692 +set_poll_timer(PollSec) ->
 693 +    if
 694 +      PollSec > 0 ->
 695 +        {ok, Ref2} = timer:send_interval(timer:seconds(PollSec), poll_users_settings),
 696 +        Ref2;
 697 +      % db polling disabled
 698 +      PollSec == 0 ->
 699 +        disabled;
 700 +      true ->
 701 +        {ok, Ref3} = timer:send_interval(timer:seconds(10), poll_users_settings),
 702 +        Ref3
 703 +    end.
 704 +
 705 +% actual starting of logging
 706 +% from timer:send_after (in init)
 707 +handle_info(start, #state{dbmod=DBMod, vhost=VHost}=State) ->
 708 +    case DBMod:start(VHost, State#state.dbopts) of
 709 +         {error,{already_started,_}} ->
 710 +           ?MYDEBUG("backend module already started - trying to stop it", []),
 711 +           DBMod:stop(VHost),
 712 +           {stop, already_started, State};
 713 +         {error, Reason} ->
 714 +           timer:sleep(30000),
 715 +           ?ERROR_MSG("Failed to start: ~p", [Reason]),
 716 +           {stop, db_connection_failed, State};
 717 +         {ok, SPid} ->
 718 +           ?INFO_MSG("~p connection established", [DBMod]),
 719 +
 720 +           MonRef = erlang:monitor(process, SPid),
 721 +
 722 +           ets:new(ets_settings_table(VHost), [named_table,public,set,{keypos, #user_settings.owner_name}]),
 723 +           DoLog = case DBMod:get_users_settings(VHost) of
 724 +                        {ok, Settings} -> [Sett#user_settings{owner_name = iolist_to_binary(Sett#user_settings.owner_name)} || Sett <- Settings];
 725 +                        {error, _Reason} -> []
 726 +                   end,
 727 +           ets:insert(ets_settings_table(VHost), DoLog),
 728 +
 729 +           TrefPurge = set_purge_timer(State#state.purge_older_days),
 730 +           TrefPoll = set_poll_timer(State#state.poll_users_settings),
 731 +
 732 +           ejabberd_hooks:add(remove_user, VHost, ?MODULE, remove_user, 90),
 733 +           ejabberd_hooks:add(user_send_packet, VHost, ?MODULE, send_packet, 90),
 734 +           ejabberd_hooks:add(user_receive_packet, VHost, ?MODULE, receive_packet, 90),
 735 +           ejabberd_hooks:add(offline_message_hook, VHost, ?MODULE, offline_message, 40),
 736 +
 737 +           ejabberd_hooks:add(adhoc_local_commands, VHost, ?MODULE, adhoc_local_commands, 50),
 738 +           ejabberd_hooks:add(disco_local_items, VHost, ?MODULE, get_local_items, 50),
 739 +           ejabberd_hooks:add(disco_local_identity, VHost, ?MODULE, get_local_identity, 50),
 740 +           ejabberd_hooks:add(disco_local_features, VHost, ?MODULE, get_local_features, 50),
 741 +           ejabberd_hooks:add(adhoc_local_items, VHost, ?MODULE, adhoc_local_items, 50),
 742 +
 743 +           ejabberd_hooks:add(webadmin_menu_host, VHost, ?MODULE, webadmin_menu, 70),
 744 +           ejabberd_hooks:add(webadmin_user, VHost, ?MODULE, webadmin_user, 50),
 745 +           ejabberd_hooks:add(webadmin_page_host, VHost, ?MODULE, webadmin_page, 50),
 746 +           ejabberd_hooks:add(webadmin_user_parse_query, VHost, ?MODULE, user_parse_query, 50),
 747 +
 748 +           ?MYDEBUG("Added hooks for ~p", [VHost]),
 749 +
 750 +           ejabberd_commands:register_commands(get_commands_spec()),
 751 +           ?MYDEBUG("Registered commands for ~p", [VHost]),
 752 +
 753 +           NewState=State#state{monref = MonRef, backendPid=SPid, purgeRef=TrefPurge, pollRef=TrefPoll},
 754 +           {noreply, NewState};
 755 +        Rez ->
 756 +           ?ERROR_MSG("Rez=~p", [Rez]),
 757 +           timer:sleep(30000),
 758 +           {stop, db_connection_failed, State}
 759 +    end;
 760 +% from timer:send_interval/2 (in start handle_info)
 761 +handle_info(scheduled_purging, #state{vhost=VHost, purge_older_days=Days} = State) ->
 762 +    ?MYDEBUG("Starting scheduled purging of old records for ~p", [VHost]),
 763 +    spawn(?MODULE, purge_old_records, [VHost, integer_to_list(Days)]),
 764 +    {noreply, State};
 765 +% from timer:send_interval/2 (in start handle_info)
 766 +handle_info(poll_users_settings, #state{dbmod=DBMod, vhost=VHost}=State) ->
 767 +    {ok, DoLog} = DBMod:get_users_settings(VHost),
 768 +    ?MYDEBUG("DoLog=~p", [DoLog]),
 769 +    true = ets:delete_all_objects(ets_settings_table(VHost)),
 770 +    ets:insert(ets_settings_table(VHost), DoLog),
 771 +    {noreply, State};
 772 +handle_info({'DOWN', _MonitorRef, process, _Pid, _Info}, State) ->
 773 +    {stop, db_connection_dropped, State};
 774 +handle_info({fetch_result, _, _}, State) ->
 775 +    ?MYDEBUG("Got timed out mysql fetch result", []),
 776 +    {noreply, State};
 777 +handle_info(Info, State) ->
 778 +    ?INFO_MSG("Got Info:~p, State:~p", [Info, State]),
 779 +    {noreply, State}.
 780 +
 781 +terminate(db_connection_failed, _State) ->
 782 +    ok;
 783 +terminate(db_connection_dropped, State) ->
 784 +    ?MYDEBUG("Got terminate with db_connection_dropped", []),
 785 +    cleanup(State),
 786 +    ok;
 787 +terminate(Reason, #state{monref=undefined} = State) ->
 788 +    ?MYDEBUG("Got terminate with undefined monref.~nReason: ~p", [Reason]),
 789 +    cleanup(State),
 790 +    ok;
 791 +terminate(Reason, #state{dbmod=DBMod, vhost=VHost, monref=MonRef, backendPid=Pid} = State) ->
 792 +    ?INFO_MSG("Reason: ~p", [Reason]),
 793 +    case erlang:is_process_alive(Pid) of
 794 +         true ->
 795 +           erlang:demonitor(MonRef, [flush]),
 796 +           DBMod:stop(VHost);
 797 +         false ->
 798 +           ok
 799 +    end,
 800 +    cleanup(State),
 801 +    ok.
 802 +
 803 +code_change(_OldVsn, State, _Extra) ->
 804 +    {ok, State}.
 805 +
 806 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 807 +%
 808 +% ejabberd_hooks callbacks
 809 +%
 810 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 811 +% TODO: change to/from to list as sql stores it as list
 812 +send_packet({Pkt, #{jid := Owner} = C2SState}) ->
 813 +    VHost = Owner#jid.lserver,
 814 +    Peer = xmpp:get_to(Pkt),
 815 +    %?MYDEBUG("send_packet. Peer=~p, Owner=~p", [Peer, Owner]),
 816 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 817 +    gen_server:cast(Proc, {addlog, to, Owner, Peer, Pkt}),
 818 +    {Pkt, C2SState}.
 819 +
 820 +receive_packet({Pkt, #{jid := Owner} = C2SState}) ->
 821 +    VHost = Owner#jid.lserver,
 822 +    Peer = xmpp:get_from(Pkt),
 823 +    %?MYDEBUG("receive_packet. Pkt=~p", [Pkt]),
 824 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 825 +    gen_server:cast(Proc, {addlog, from, Owner, Peer, Pkt}),
 826 +    {Pkt, C2SState}.
 827 +
 828 +offline_message({_Action, #message{from = Peer, to = Owner} = Pkt} = Acc) ->
 829 +    VHost = Owner#jid.lserver,
 830 +    %?MYDEBUG("offline_message. Pkt=~p", [Pkt]),
 831 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 832 +    gen_server:cast(Proc, {addlog, from, Owner, Peer, Pkt}),
 833 +    Acc.
 834 +
 835 +remove_user(User, Server) ->
 836 +    LUser = jid:nodeprep(User),
 837 +    LServer = jid:nameprep(Server),
 838 +    Proc = gen_mod:get_module_proc(LServer, ?PROCNAME),
 839 +    gen_server:cast(Proc, {remove_user, LUser}).
 840 +
 841 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 842 +%
 843 +% ejabberdctl
 844 +%
 845 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 846 +rebuild_stats(VHost) ->
 847 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 848 +    gen_server:cast(Proc, {rebuild_stats}),
 849 +    ok.
 850 +
 851 +copy_messages_ctl(VHost, Backend, <<"all">>) ->
 852 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 853 +    gen_server:cast(Proc, {copy_messages, Backend}),
 854 +    ok;
 855 +copy_messages_ctl(VHost, Backend, Date) ->
 856 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 857 +    gen_server:cast(Proc, {copy_messages, Backend, Date}),
 858 +    ok.
 859 +
 860 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 861 +%
 862 +% misc operations
 863 +%
 864 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 865 +
 866 +% handle_cast({addlog, E}, _)
 867 +% raw packet -> #msg
 868 +packet_parse(_Owner, _Peer, #message{type = error}, _Direction, _State) ->
 869 +    ignore;
 870 +packet_parse(_Owner, _Peer, #message{meta = #{sm_copy := true}}, _Direction, _State) ->
 871 +    ignore;
 872 +packet_parse(_Owner, _Peer, #message{meta = #{from_offline := true}}, _Direction, _State) ->
 873 +    ignore;
 874 +packet_parse(Owner, Peer, #message{body = Body, subject = Subject, type = Type}, Direction, State) ->
 875 +    %?MYDEBUG("Owner=~p, Peer=~p, Direction=~p", [Owner, Peer, Direction]),
 876 +    %?MYDEBUG("Body=~p, Subject=~p, Type=~p", [Body, Subject, Type]),
 877 +    SubjectText = xmpp:get_text(Subject),
 878 +    BodyText = xmpp:get_text(Body),
 879 +    if (SubjectText == <<"">>) and (BodyText == <<"">>) ->
 880 +        throw(ignore);
 881 +       true -> ok
 882 +    end,
 883 +
 884 +    case Type of
 885 +         groupchat when State#state.groupchat == send, Direction == to ->
 886 +            ok;
 887 +         groupchat when State#state.groupchat == send, Direction == from ->
 888 +            throw(ignore);
 889 +         groupchat when State#state.groupchat == none ->
 890 +            throw(ignore);
 891 +         _ ->
 892 +            ok
 893 +    end,
 894 +
 895 +    #msg{timestamp     = get_timestamp(),
 896 +         owner_name    = stringprep:tolower(Owner#jid.user),
 897 +         peer_name     = stringprep:tolower(Peer#jid.user),
 898 +         peer_server   = stringprep:tolower(Peer#jid.server),
 899 +         peer_resource = Peer#jid.resource,
 900 +         direction     = Direction,
 901 +         type          = misc:atom_to_binary(Type),
 902 +         subject       = SubjectText,
 903 +         body          = BodyText};
 904 +packet_parse(_, _, _, _, _) ->
 905 +    ignore.
 906 +
 907 +% called from handle_cast({addlog, _}, _) -> true (log messages) | false (do not log messages)
 908 +filter(Owner, Peer, State) ->
 909 +    OwnerBin = << (Owner#jid.luser)/binary, "@", (Owner#jid.lserver)/binary >>,
 910 +    OwnerServ = << "@", (Owner#jid.lserver)/binary >>,
 911 +    PeerBin = << (Peer#jid.luser)/binary, "@", (Peer#jid.lserver)/binary >>,
 912 +    PeerServ = << "@", (Peer#jid.lserver)/binary >>,
 913 +
 914 +    LogTo = case ets:match_object(ets_settings_table(State#state.vhost),
 915 +                                  #user_settings{owner_name=Owner#jid.luser, _='_'}) of
 916 +                 [#user_settings{dolog_default=Default,
 917 +                                 dolog_list=DLL,
 918 +                                 donotlog_list=DNLL}] ->
 919 +
 920 +                      A = lists:member(PeerBin, DLL),
 921 +                      B = lists:member(PeerBin, DNLL),
 922 +                      if
 923 +                        A -> true;
 924 +                        B -> false;
 925 +                        Default == true -> true;
 926 +                        Default == false -> false;
 927 +                        true -> State#state.dolog_default
 928 +                      end;
 929 +                 _ -> State#state.dolog_default
 930 +            end,
 931 +    lists:all(fun(O) -> O end,
 932 +              [not lists:member(OwnerBin, State#state.ignore_jids),
 933 +               not lists:member(PeerBin, State#state.ignore_jids),
 934 +               not lists:member(OwnerServ, State#state.ignore_jids),
 935 +               not lists:member(PeerServ, State#state.ignore_jids),
 936 +               LogTo]).
 937 +
 938 +purge_old_records(VHost, Days) ->
 939 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
 940 +
 941 +    Dates = ?MODULE:get_dates(VHost),
 942 +    DateNow = calendar:datetime_to_gregorian_seconds({date(), {0,0,1}}),
 943 +    DateDiff = list_to_integer(Days)*24*60*60,
 944 +    ?MYDEBUG("Purging tables older than ~s days", [Days]),
 945 +    lists:foreach(fun(Date) ->
 946 +                    [Year, Month, Day] = ejabberd_regexp:split(iolist_to_binary(Date), <<"[^0-9]+">>),
 947 +                    DateInSec = calendar:datetime_to_gregorian_seconds({{binary_to_integer(Year), binary_to_integer(Month), binary_to_integer(Day)}, {0,0,1}}),
 948 +                    if
 949 +                     (DateNow - DateInSec) > DateDiff ->
 950 +                        gen_server:call(Proc, {delete_messages_at, Date});
 951 +                     true ->
 952 +                        ?MYDEBUG("Skipping messages at ~p", [Date])
 953 +                    end
 954 +              end, Dates).
 955 +
 956 +% called from get_vhost_stats/2, get_user_stats/3
 957 +sort_stats(Stats) ->
 958 +    % Stats = [{"2003-4-15",1}, {"2006-8-18",1}, ... ]
 959 +    CFun = fun({TableName, Count}) ->
 960 +                 [Year, Month, Day] = ejabberd_regexp:split(iolist_to_binary(TableName), <<"[^0-9]+">>),
 961 +                 { calendar:datetime_to_gregorian_seconds({{binary_to_integer(Year), binary_to_integer(Month), binary_to_integer(Day)}, {0,0,1}}), Count }
 962 +           end,
 963 +    % convert to [{63364377601,1}, {63360662401,1}, ... ]
 964 +    CStats = lists:map(CFun, Stats),
 965 +    % sort by date
 966 +    SortedStats = lists:reverse(lists:keysort(1, CStats)),
 967 +    % convert to [{"2007-12-9",1}, {"2007-10-27",1}, ... ] sorted list
 968 +    [{mod_logdb:convert_timestamp_brief(TableSec), Count} || {TableSec, Count} <- SortedStats].
 969 +
 970 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 971 +%
 972 +% Date/Time operations
 973 +%
 974 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 975 +% return float seconds elapsed from "zero hour" as list
 976 +get_timestamp() ->
 977 +    {MegaSec, Sec, MicroSec} = now(),
 978 +    [List] = io_lib:format("~.5f", [MegaSec*1000000 + Sec + MicroSec/1000000]),
 979 +    List.
 980 +
 981 +% convert float seconds elapsed from "zero hour" to local time "%Y-%m-%d %H:%M:%S" string
 982 +convert_timestamp(Seconds) when is_list(Seconds) ->
 983 +    case string:to_float(Seconds++".0") of
 984 +         {F,_} when is_float(F) -> convert_timestamp(F);
 985 +         _ -> erlang:error(badarg, [Seconds])
 986 +    end;
 987 +convert_timestamp(Seconds) when is_float(Seconds) ->
 988 +    GregSec = trunc(Seconds + 719528*86400),
 989 +    UnivDT = calendar:gregorian_seconds_to_datetime(GregSec),
 990 +    {{Year, Month, Day},{Hour, Minute, Sec}} = calendar:universal_time_to_local_time(UnivDT),
 991 +    integer_to_list(Year) ++ "-" ++ integer_to_list(Month) ++ "-" ++ integer_to_list(Day) ++ " " ++ integer_to_list(Hour) ++ ":" ++ integer_to_list(Minute) ++ ":" ++ integer_to_list(Sec).
 992 +
 993 +% convert float seconds elapsed from "zero hour" to local time "%Y-%m-%d" string
 994 +convert_timestamp_brief(Seconds) when is_list(Seconds) ->
 995 +    convert_timestamp_brief(list_to_float(Seconds));
 996 +convert_timestamp_brief(Seconds) when is_float(Seconds) ->
 997 +    GregSec = trunc(Seconds + 719528*86400),
 998 +    UnivDT = calendar:gregorian_seconds_to_datetime(GregSec),
 999 +    {{Year, Month, Day},{_Hour, _Minute, _Sec}} = calendar:universal_time_to_local_time(UnivDT),
1000 +    integer_to_list(Year) ++ "-" ++ integer_to_list(Month) ++ "-" ++ integer_to_list(Day);
1001 +convert_timestamp_brief(Seconds) when is_integer(Seconds) ->
1002 +    {{Year, Month, Day},{_Hour, _Minute, _Sec}} = calendar:gregorian_seconds_to_datetime(Seconds),
1003 +    integer_to_list(Year) ++ "-" ++ integer_to_list(Month) ++ "-" ++ integer_to_list(Day).
1004 +
1005 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1006 +%
1007 +% DB operations (get)
1008 +%
1009 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1010 +get_vhost_stats(VHost) ->
1011 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1012 +    gen_server:call(Proc, {get_vhost_stats}, ?CALL_TIMEOUT).
1013 +
1014 +get_vhost_stats_at(VHost, Date) ->
1015 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1016 +    gen_server:call(Proc, {get_vhost_stats_at, Date}, ?CALL_TIMEOUT).
1017 +
1018 +get_user_stats(User, VHost) ->
1019 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1020 +    gen_server:call(Proc, {get_user_stats, User}, ?CALL_TIMEOUT).
1021 +
1022 +get_user_messages_at(User, VHost, Date) ->
1023 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1024 +    gen_server:call(Proc, {get_user_messages_at, User, Date}, ?CALL_TIMEOUT).
1025 +
1026 +get_dates(VHost) ->
1027 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1028 +    gen_server:call(Proc, {get_dates}, ?CALL_TIMEOUT).
1029 +
1030 +get_user_settings(User, VHost) ->
1031 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1032 +    gen_server:call(Proc, {get_user_settings, User}, ?CALL_TIMEOUT).
1033 +
1034 +set_user_settings(User, VHost, Set) ->
1035 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1036 +    gen_server:call(Proc, {set_user_settings, User, Set}).
1037 +
1038 +get_module_settings(VHost) ->
1039 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1040 +    gen_server:call(Proc, {get_module_settings}).
1041 +
1042 +set_module_settings(VHost, Settings) ->
1043 +    Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1044 +    gen_server:call(Proc, {set_module_settings, Settings}).
1045 +
1046 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1047 +%
1048 +% Web admin callbacks (delete)
1049 +%
1050 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1051 +user_messages_at_parse_query(VHost, Date, Msgs, Query) ->
1052 +    case lists:keysearch(<<"delete">>, 1, Query) of
1053 +         {value, _} ->
1054 +             PMsgs = lists:filter(
1055 +                              fun(Msg) ->
1056 +                                   ID = misc:encode_base64(term_to_binary(Msg#msg.timestamp)),
1057 +                                   lists:member({<<"selected">>, ID}, Query)
1058 +                              end, Msgs),
1059 +             Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1060 +             gen_server:call(Proc, {delete_messages_by_user_at, PMsgs, Date}, ?CALL_TIMEOUT);
1061 +         false ->
1062 +             nothing
1063 +    end.
1064 +
1065 +user_messages_parse_query(User, VHost, Query) ->
1066 +    case lists:keysearch(<<"delete">>, 1, Query) of
1067 +         {value, _} ->
1068 +             Dates = get_dates(VHost),
1069 +             PDates = lists:filter(
1070 +                              fun(Date) ->
1071 +                                   ID = misc:encode_base64( << User/binary, (iolist_to_binary(Date))/binary >> ),
1072 +                                   lists:member({<<"selected">>, ID}, Query)
1073 +                              end, Dates),
1074 +             Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1075 +             Rez = lists:foldl(
1076 +                          fun(Date, Acc) ->
1077 +                              lists:append(Acc,
1078 +                                           [gen_server:call(Proc,
1079 +                                                            {delete_all_messages_by_user_at, User, iolist_to_binary(Date)},
1080 +                                                            ?CALL_TIMEOUT)])
1081 +                          end, [], PDates),
1082 +             case lists:member(error, Rez) of
1083 +                  true ->
1084 +                    error;
1085 +                  false ->
1086 +                    nothing
1087 +             end;
1088 +         false ->
1089 +             nothing
1090 +    end.
1091 +
1092 +vhost_messages_parse_query(VHost, Query) ->
1093 +    case lists:keysearch(<<"delete">>, 1, Query) of
1094 +         {value, _} ->
1095 +             Dates = get_dates(VHost),
1096 +             PDates = lists:filter(
1097 +                              fun(Date) ->
1098 +                                   ID = misc:encode_base64( << VHost/binary, (iolist_to_binary(Date))/binary >> ),
1099 +                                   lists:member({<<"selected">>, ID}, Query)
1100 +                              end, Dates),
1101 +             Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1102 +             Rez = lists:foldl(fun(Date, Acc) ->
1103 +                                   lists:append(Acc, [gen_server:call(Proc,
1104 +                                                                      {delete_messages_at, Date},
1105 +                                                                      ?CALL_TIMEOUT)])
1106 +                               end, [], PDates),
1107 +             case lists:member(error, Rez) of
1108 +                  true ->
1109 +                    error;
1110 +                  false ->
1111 +                    nothing
1112 +             end;
1113 +         false ->
1114 +             nothing
1115 +    end.
1116 +
1117 +vhost_messages_at_parse_query(VHost, Date, Stats, Query) ->
1118 +    case lists:keysearch(<<"delete">>, 1, Query) of
1119 +         {value, _} ->
1120 +             PStats = lists:filter(
1121 +                              fun({User, _Count}) ->
1122 +                                   ID = misc:encode_base64( << (iolist_to_binary(User))/binary, VHost/binary >> ),
1123 +                                   lists:member({<<"selected">>, ID}, Query)
1124 +                              end, Stats),
1125 +             Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
1126 +             Rez = lists:foldl(fun({User, _Count}, Acc) ->
1127 +                                   lists:append(Acc, [gen_server:call(Proc,
1128 +                                                                      {delete_all_messages_by_user_at,
1129 +                                                                       iolist_to_binary(User), iolist_to_binary(Date)},
1130 +                                                                      ?CALL_TIMEOUT)])
1131 +                               end, [], PStats),
1132 +             case lists:member(error, Rez) of
1133 +                  true ->
1134 +                    error;
1135 +                  false ->
1136 +                    ok
1137 +             end;
1138 +         false ->
1139 +             nothing
1140 +    end.
1141 +
1142 +copy_messages([#state{vhost=VHost}=State, From, DatesIn]) ->
1143 +    {FromDBName, FromDBOpts} =
1144 +         case lists:keysearch(misc:binary_to_atom(From), 1, State#state.dbs) of
1145 +              {value, {FN, FO}} ->
1146 +                 {FN, FO};
1147 +              false ->
1148 +                 ?ERROR_MSG("Failed to find record for ~p in dbs", [From]),
1149 +                 throw(error)
1150 +         end,
1151 +
1152 +    FromDBMod = list_to_atom(atom_to_list(?MODULE) ++ "_" ++ atom_to_list(FromDBName)),
1153 +
1154 +    {ok, _FromPid} = FromDBMod:start(VHost, FromDBOpts),
1155 +
1156 +    Dates = case DatesIn of
1157 +                 [] -> FromDBMod:get_dates(VHost);
1158 +                 _ -> DatesIn
1159 +            end,
1160 +
1161 +    DatesLength = length(Dates),
1162 +
1163 +    catch lists:foldl(fun(Date, Acc) ->
1164 +                        case catch copy_messages_int([FromDBMod, State#state.dbmod, VHost, Date]) of
1165 +                            ok ->
1166 +                                ?INFO_MSG("Copied messages at ~p (~p/~p)", [Date, Acc, DatesLength]);
1167 +                            Value ->
1168 +                                ?ERROR_MSG("Failed to copy messages at ~p (~p/~p): ~p", [Date, Acc, DatesLength, Value]),
1169 +                                throw(error)
1170 +                        end,
1171 +                        Acc + 1
1172 +                      end, 1, Dates),
1173 +    ?INFO_MSG("copy_messages from ~p finished",  [From]),
1174 +    FromDBMod:stop(VHost).
1175 +
1176 +copy_messages_int([FromDBMod, ToDBMod, VHost, Date]) ->
1177 +    ets:new(mod_logdb_temp, [named_table, set, public]),
1178 +    {Time, Value} = timer:tc(?MODULE, copy_messages_int_tc, [[FromDBMod, ToDBMod, VHost, Date]]),
1179 +    ets:delete_all_objects(mod_logdb_temp),
1180 +    ets:delete(mod_logdb_temp),
1181 +    ?INFO_MSG("copy_messages at ~p elapsed ~p sec", [Date, Time/1000000]),
1182 +    Value.
1183 +
1184 +copy_messages_int_tc([FromDBMod, ToDBMod, VHost, Date]) ->
1185 +    ?INFO_MSG("Going to copy messages from ~p for ~p at ~p", [FromDBMod, VHost, Date]),
1186 +
1187 +    ok = FromDBMod:rebuild_stats_at(VHost, Date),
1188 +    catch mod_logdb:rebuild_stats_at(VHost, Date),
1189 +    {ok, FromStats} = FromDBMod:get_vhost_stats_at(VHost, Date),
1190 +    ToStats = case mod_logdb:get_vhost_stats_at(VHost, iolist_to_binary(Date)) of
1191 +                   {ok, Stats} -> Stats;
1192 +                   {error, _} -> []
1193 +              end,
1194 +
1195 +    FromStatsS = lists:keysort(1, FromStats),
1196 +    ToStatsS = lists:keysort(1, ToStats),
1197 +
1198 +    StatsLength = length(FromStats),
1199 +
1200 +    CopyFun = if
1201 +                % destination table is empty
1202 +                ToStats == [] ->
1203 +                    fun({User, _Count}, Acc) ->
1204 +                        {ok, Msgs} = FromDBMod:get_user_messages_at(User, VHost, Date),
1205 +                        MAcc =
1206 +                          lists:foldl(fun(Msg, MFAcc) ->
1207 +                                          MsgBinary = Msg#msg{owner_name=iolist_to_binary(User),
1208 +                                                              peer_name=iolist_to_binary(Msg#msg.peer_name),
1209 +                                                              peer_server=iolist_to_binary(Msg#msg.peer_server),
1210 +                                                              peer_resource=iolist_to_binary(Msg#msg.peer_resource),
1211 +                                                              type=iolist_to_binary(Msg#msg.type),
1212 +                                                              subject=iolist_to_binary(Msg#msg.subject),
1213 +                                                              body=iolist_to_binary(Msg#msg.body)},
1214 +                                          ok = ToDBMod:log_message(VHost, MsgBinary),
1215 +                                          MFAcc + 1
1216 +                                      end, 0, Msgs),
1217 +                        NewAcc = Acc + 1,
1218 +                        ?INFO_MSG("Copied ~p messages for ~p (~p/~p) at ~p", [MAcc, User, NewAcc, StatsLength, Date]),
1219 +                        %timer:sleep(100),
1220 +                        NewAcc
1221 +                    end;
1222 +                % destination table is not empty
1223 +                true ->
1224 +                    fun({User, _Count}, Acc) ->
1225 +                        {ok, ToMsgs} = ToDBMod:get_user_messages_at(User, VHost, Date),
1226 +                        lists:foreach(fun(#msg{timestamp=Tst}) when length(Tst) == 16 ->
1227 +                                            ets:insert(mod_logdb_temp, {Tst});
1228 +                                         % mysql, pgsql removes final zeros after decimal point
1229 +                                         (#msg{timestamp=Tst}) when length(Tst) < 16 ->
1230 +                                            {F, _} = string:to_float(Tst++".0"),
1231 +                                            [T] = io_lib:format("~.5f", [F]),
1232 +                                            ets:insert(mod_logdb_temp, {T})
1233 +                                      end, ToMsgs),
1234 +                        {ok, Msgs} = FromDBMod:get_user_messages_at(User, VHost, Date),
1235 +                        MAcc =
1236 +                          lists:foldl(fun(#msg{timestamp=ToTimestamp} = Msg, MFAcc) ->
1237 +                                          case ets:member(mod_logdb_temp, ToTimestamp) of
1238 +                                               false ->
1239 +                                                  MsgBinary = Msg#msg{owner_name=iolist_to_binary(User),
1240 +                                                                      peer_name=iolist_to_binary(Msg#msg.peer_name),
1241 +                                                                      peer_server=iolist_to_binary(Msg#msg.peer_server),
1242 +                                                                      peer_resource=iolist_to_binary(Msg#msg.peer_resource),
1243 +                                                                      type=iolist_to_binary(Msg#msg.type),
1244 +                                                                      subject=iolist_to_binary(Msg#msg.subject),
1245 +                                                                      body=iolist_to_binary(Msg#msg.body)},
1246 +                                                  ok = ToDBMod:log_message(VHost, MsgBinary),
1247 +                                                  ets:insert(mod_logdb_temp, {ToTimestamp}),
1248 +                                                  MFAcc + 1;
1249 +                                               true ->
1250 +                                                  MFAcc
1251 +                                          end
1252 +                                      end, 0, Msgs),
1253 +                        NewAcc = Acc + 1,
1254 +                        ets:delete_all_objects(mod_logdb_temp),
1255 +                        ?INFO_MSG("Copied ~p messages for ~p (~p/~p) at ~p", [MAcc, User, NewAcc, StatsLength, Date]),
1256 +                        %timer:sleep(100),
1257 +                        NewAcc
1258 +                    end
1259 +              end,
1260 +
1261 +    if
1262 +      FromStats == [] ->
1263 +        ?INFO_MSG("No messages were found at ~p", [Date]);
1264 +      FromStatsS == ToStatsS ->
1265 +        ?INFO_MSG("Stats are equal at ~p", [Date]);
1266 +      FromStatsS /= ToStatsS ->
1267 +        lists:foldl(CopyFun, 0, FromStats),
1268 +        ok = ToDBMod:rebuild_stats_at(VHost, Date)
1269 +        %timer:sleep(1000)
1270 +    end,
1271 +
1272 +    ok.
1273 +
1274 +list_to_bool(Num) when is_binary(Num) ->
1275 +    list_to_bool(binary_to_list(Num));
1276 +list_to_bool(Num) when is_list(Num) ->
1277 +    case lists:member(Num, ["t", "true", "y", "yes", "1"]) of
1278 +         true ->
1279 +           true;
1280 +         false ->
1281 +           case lists:member(Num, ["f", "false", "n", "no", "0"]) of
1282 +                true ->
1283 +                  false;
1284 +                false ->
1285 +                  error
1286 +           end
1287 +    end.
1288 +
1289 +bool_to_list(true) ->
1290 +    "TRUE";
1291 +bool_to_list(false) ->
1292 +    "FALSE".
1293 +
1294 +list_to_string([]) ->
1295 +    "";
1296 +list_to_string(List) when is_list(List) ->
1297 +    Str = lists:flatmap(fun(Elm) when is_binary(Elm) ->
1298 +                              binary_to_list(Elm) ++ "\n";
1299 +                           (Elm) when is_list(Elm) ->
1300 +                              Elm ++ "\n"
1301 +                        end, List),
1302 +    lists:sublist(Str, length(Str)-1).
1303 +
1304 +string_to_list(null) ->
1305 +    [];
1306 +string_to_list([]) ->
1307 +    [];
1308 +string_to_list(String) ->
1309 +    ejabberd_regexp:split(iolist_to_binary(String), <<"\n">>).
1310 +
1311 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1312 +%
1313 +% ad-hoc (copy/pasted from mod_configure.erl)
1314 +%
1315 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1316 +-define(ITEMS_RESULT(Allow, LNode, Fallback),
1317 +    case Allow of
1318 +        deny -> Fallback;
1319 +        allow ->
1320 +            case get_local_items(LServer, LNode,
1321 +                                 jid:encode(To), Lang) of
1322 +                {result, Res} -> {result, Res};
1323 +                {error, Error} -> {error, Error}
1324 +            end
1325 +    end).
1326 +
1327 +get_local_items(Acc, From, #jid{lserver = LServer} = To,
1328 +                <<"">>, Lang) ->
1329 +    case gen_mod:is_loaded(LServer, mod_adhoc) of
1330 +        false -> Acc;
1331 +        _ ->
1332 +            Items = case Acc of
1333 +                         {result, Its} -> Its;
1334 +                         empty -> []
1335 +                    end,
1336 +            AllowUser = acl:match_rule(LServer, mod_logdb, From),
1337 +            AllowAdmin = acl:match_rule(LServer, mod_logdb_admin, From),
1338 +            if
1339 +              AllowUser == allow; AllowAdmin == allow ->
1340 +                case get_local_items(LServer, [],
1341 +                                     jid:encode(To), Lang) of
1342 +                     {result, Res} ->
1343 +                        {result, Items ++ Res};
1344 +                     {error, _Error} ->
1345 +                        {result, Items}
1346 +                end;
1347 +              true ->
1348 +                {result, Items}
1349 +            end
1350 +    end;
1351 +get_local_items(Acc, From, #jid{lserver = LServer} = To,
1352 +                Node, Lang) ->
1353 +    case gen_mod:is_loaded(LServer, mod_adhoc) of
1354 +        false -> Acc;
1355 +        _ ->
1356 +            LNode = tokenize(Node),
1357 +            AllowAdmin = acl:match_rule(LServer, mod_logdb_admin, From),
1358 +            Err = xmpp:err_forbidden(<<"Denied by ACL">>, Lang),
1359 +            case LNode of
1360 +                 [<<"mod_logdb">>] ->
1361 +                      ?ITEMS_RESULT(AllowAdmin, LNode, {error, Err});
1362 +                 [<<"mod_logdb_users">>] ->
1363 +                      ?ITEMS_RESULT(AllowAdmin, LNode, {error, Err});
1364 +                 [<<"mod_logdb_users">>, <<$@, _/binary>>] ->
1365 +                      ?ITEMS_RESULT(AllowAdmin, LNode, {error, Err});
1366 +                 [<<"mod_logdb_users">>, _User] ->
1367 +                      ?ITEMS_RESULT(AllowAdmin, LNode, {error, Err});
1368 +                 [<<"mod_logdb_settings">>] ->
1369 +                      ?ITEMS_RESULT(AllowAdmin, LNode, {error, Err});
1370 +                 _ ->
1371 +                      Acc
1372 +            end
1373 +    end.
1374 +
1375 +-define(T(Lang, Text), translate:translate(Lang, Text)).
1376 +
1377 +-define(NODE(Name, Node),
1378 +    #disco_item{jid = jid:make(Server),
1379 +            node = Node,
1380 +            name = ?T(Lang, Name)}).
1381 +
1382 +-define(NS_ADMINX(Sub),
1383 +    <<(?NS_ADMIN)/binary, "#", Sub/binary>>).
1384 +
1385 +tokenize(Node) -> str:tokens(Node, <<"/#">>).
1386 +
1387 +get_local_items(_Host, [], Server, Lang) ->
1388 +    {result,
1389 +     [?NODE(<<"Messages logging engine">>, <<"mod_logdb">>)]
1390 +    };
1391 +get_local_items(_Host, [<<"mod_logdb">>], Server, Lang) ->
1392 +    {result,
1393 +     [?NODE(<<"Messages logging engine users">>, <<"mod_logdb_users">>),
1394 +      ?NODE(<<"Messages logging engine settings">>, <<"mod_logdb_settings">>)]
1395 +    };
1396 +get_local_items(Host, [<<"mod_logdb_users">>], Server, _Lang) ->
1397 +    {result, get_all_vh_users(Host, Server)};
1398 +get_local_items(Host, [<<"mod_logdb_users">>, <<$@, Diap/binary>>], Server, Lang) ->
1399 +    Users = ejabberd_auth:get_vh_registered_users(Host),
1400 +    SUsers = lists:sort([{S, U} || {U, S} <- Users]),
1401 +    try
1402 +        [S1, S2] = ejabberd_regexp:split(Diap, <<"-">>),
1403 +        N1 = binary_to_integer(S1),
1404 +        N2 = binary_to_integer(S2),
1405 +        Sub = lists:sublist(SUsers, N1, N2 - N1 + 1),
1406 +        {result, lists:map(fun({S, U}) ->
1407 +                               ?NODE(<< U/binary, "@", S/binary >>,
1408 +                                     << (iolist_to_binary("mod_logdb_users/"))/binary, U/binary, "@", S/binary >>)
1409 +                           end, Sub)}
1410 +    catch _:_ ->
1411 +        xmpp:err_not_acceptable()
1412 +    end;
1413 +get_local_items(_Host, [<<"mod_logdb_users">>, _User], _Server, _Lang) ->
1414 +    {result, []};
1415 +get_local_items(_Host, [<<"mod_logdb_settings">>], _Server, _Lang) ->
1416 +    {result, []};
1417 +get_local_items(_Host, Item, _Server, _Lang) ->
1418 +    ?MYDEBUG("asked for items in ~p", [Item]),
1419 +    {error, xmpp:err_item_not_found()}.
1420 +
1421 +-define(INFO_RESULT(Allow, Feats, Lang),
1422 +    case Allow of
1423 +      deny -> {error, xmpp:err_forbidden(<<"Denied by ACL">>, Lang)};
1424 +      allow -> {result, Feats}
1425 +    end).
1426 +
1427 +get_local_features(Acc, From,
1428 +                   #jid{lserver = LServer} = _To, Node, Lang) ->
1429 +    case gen_mod:is_loaded(LServer, mod_adhoc) of
1430 +        false ->
1431 +            Acc;
1432 +        _ ->
1433 +            LNode = tokenize(Node),
1434 +            AllowUser = acl:match_rule(LServer, mod_logdb, From),
1435 +            AllowAdmin = acl:match_rule(LServer, mod_logdb_admin, From),
1436 +            case LNode of
1437 +                 [<<"mod_logdb">>] when AllowUser == allow; AllowAdmin == allow ->
1438 +                    ?INFO_RESULT(allow, [?NS_COMMANDS], Lang);
1439 +                 [<<"mod_logdb">>] ->
1440 +                    ?INFO_RESULT(deny, [?NS_COMMANDS], Lang);
1441 +                 [<<"mod_logdb_users">>] ->
1442 +                    ?INFO_RESULT(AllowAdmin, [], Lang);
1443 +                 [<<"mod_logdb_users">>, [$@ | _]] ->
1444 +                    ?INFO_RESULT(AllowAdmin, [], Lang);
1445 +                 [<<"mod_logdb_users">>, _User] ->
1446 +                    ?INFO_RESULT(AllowAdmin, [?NS_COMMANDS], Lang);
1447 +                 [<<"mod_logdb_settings">>] ->
1448 +                    ?INFO_RESULT(AllowAdmin, [?NS_COMMANDS], Lang);
1449 +                 [] ->
1450 +                    Acc;
1451 +                 _ ->
1452 +                    Acc
1453 +            end
1454 +    end.
1455 +
1456 +-define(INFO_IDENTITY(Category, Type, Name, Lang),
1457 +    [#identity{category = Category, type = Type, name = ?T(Lang, Name)}]).
1458 +
1459 +-define(INFO_COMMAND(Name, Lang),
1460 +    ?INFO_IDENTITY(<<"automation">>, <<"command-node">>,
1461 +               Name, Lang)).
1462 +
1463 +get_local_identity(Acc, _From, _To, Node, Lang) ->
1464 +    LNode = tokenize(Node),
1465 +    case LNode of
1466 +         [<<"mod_logdb">>] ->
1467 +            ?INFO_COMMAND(<<"Messages logging engine">>, Lang);
1468 +         [<<"mod_logdb_users">>] ->
1469 +            ?INFO_COMMAND(<<"Messages logging engine users">>, Lang);
1470 +         [<<"mod_logdb_users">>, User] ->
1471 +            ?INFO_COMMAND(User, Lang);
1472 +         [<<"mod_logdb_settings">>] ->
1473 +            ?INFO_COMMAND(<<"Messages logging engine settings">>, Lang);
1474 +         _ ->
1475 +            Acc
1476 +    end.
1477 +
1478 +adhoc_local_items(Acc, From,
1479 +                  #jid{lserver = LServer, server = Server} = To, Lang) ->
1480 +    % TODO: case acl:match_rule(LServer, ???, From) of
1481 +    Items = case Acc of
1482 +                {result, Its} -> Its;
1483 +                empty -> []
1484 +            end,
1485 +    Nodes = recursively_get_local_items(LServer,
1486 +                                        <<"">>, Server, Lang),
1487 +    Nodes1 = lists:filter(
1488 +               fun(#disco_item{node = Nd}) ->
1489 +                        F = get_local_features([], From, To, Nd, Lang),
1490 +                        case F of
1491 +                            {result, [?NS_COMMANDS]} -> true;
1492 +                            _ -> false
1493 +                        end
1494 +               end, Nodes),
1495 +    {result, Items ++ Nodes1}.
1496 +
1497 +recursively_get_local_items(_LServer,
1498 +                            <<"mod_logdb_users">>, _Server, _Lang) ->
1499 +    [];
1500 +recursively_get_local_items(LServer,
1501 +                            Node, Server, Lang) ->
1502 +    LNode = tokenize(Node),
1503 +    Items = case get_local_items(LServer, LNode,
1504 +                                 Server, Lang) of
1505 +                {result, Res} -> Res;
1506 +                {error, _Error} -> []
1507 +            end,
1508 +    Nodes = lists:flatten(
1509 +      lists:map(
1510 +        fun(#disco_item{jid = #jid{server = S}, node = Nd} = Item) ->
1511 +                if (S /= Server) or (Nd == <<"">>) ->
1512 +                    [];
1513 +                true ->
1514 +                    [Item, recursively_get_local_items(
1515 +                            LServer, Nd, Server, Lang)]
1516 +                end
1517 +        end, Items)),
1518 +    Nodes.
1519 +
1520 +-define(COMMANDS_RESULT(Allow, From, To, Request),
1521 +    case Allow of
1522 +        deny ->
1523 +            {error, xmpp:err_forbidden(<<"Denied by ACL">>, Lang)};
1524 +        allow ->
1525 +            adhoc_local_commands(From, To, Request)
1526 +    end).
1527 +
1528 +adhoc_local_commands(Acc, From, #jid{lserver = LServer} = To,
1529 +                     #adhoc_command{node = Node, lang = Lang} = Request) ->
1530 +    LNode = tokenize(Node),
1531 +    AllowUser = acl:match_rule(LServer, mod_logdb, From),
1532 +    AllowAdmin = acl:match_rule(LServer, mod_logdb_admin, From),
1533 +    case LNode of
1534 +         [<<"mod_logdb">>] when AllowUser == allow; AllowAdmin == allow ->
1535 +             ?COMMANDS_RESULT(allow, From, To, Request);
1536 +         [<<"mod_logdb_users">>, <<$@, _/binary>>] when AllowAdmin == allow ->
1537 +             Acc;
1538 +         [<<"mod_logdb_users">>, _User] when AllowAdmin == allow ->
1539 +             ?COMMANDS_RESULT(allow, From, To, Request);
1540 +         [<<"mod_logdb_settings">>] when AllowAdmin == allow ->
1541 +             ?COMMANDS_RESULT(allow, From, To, Request);
1542 +         _ ->
1543 +             Acc
1544 +    end.
1545 +
1546 +adhoc_local_commands(From, #jid{lserver = LServer} = _To,
1547 +                     #adhoc_command{lang = Lang,
1548 +                                    node = Node,
1549 +                                    sid = SessionID,
1550 +                                    action = Action,
1551 +                                    xdata = XData} = Request) ->
1552 +    LNode = tokenize(Node),
1553 +    %% If the "action" attribute is not present, it is
1554 +    %% understood as "execute".  If there was no <actions/>
1555 +    %% element in the first response (which there isn't in our
1556 +    %% case), "execute" and "complete" are equivalent.
1557 +    ActionIsExecute = Action == execute orelse Action == complete,
1558 +    if Action == cancel ->
1559 +            %% User cancels request
1560 +            #adhoc_command{status = canceled, lang = Lang,
1561 +                           node = Node, sid = SessionID};
1562 +       XData == undefined, ActionIsExecute ->
1563 +            %% User requests form
1564 +            case get_form(LServer, LNode, Lang) of
1565 +                {result, Form} ->
1566 +                    xmpp_util:make_adhoc_response(
1567 +                      Request,
1568 +                      #adhoc_command{status = executing,
1569 +                                     xdata = Form});
1570 +                {error, Error} ->
1571 +                    {error, Error}
1572 +            end;
1573 +       XData /= undefined, ActionIsExecute ->
1574 +            %% User returns form.
1575 +            case catch set_form(From, LServer, LNode, Lang, XData) of
1576 +                {result, Res} ->
1577 +                    xmpp_util:make_adhoc_response(
1578 +                      Request,
1579 +                      #adhoc_command{xdata = Res, status = completed});
1580 +                {'EXIT', _} -> {error, xmpp:err_bad_request()};
1581 +                {error, Error} -> {error, Error}
1582 +            end;
1583 +       true ->
1584 +            {error, xmpp:err_bad_request(<<"Unexpected action">>, Lang)}
1585 +    end.
1586 +
1587 +-define(TVFIELD(Type, Var, Val),
1588 +    #xdata_field{type = Type, var = Var, values = [Val]}).
1589 +
1590 +-define(HFIELD(),
1591 +    ?TVFIELD(hidden, <<"FORM_TYPE">>, (?NS_ADMIN))).
1592 +
1593 +get_user_form(LUser, LServer, Lang) ->
1594 +    ?MYDEBUG("get_user_form ~p ~p", [LUser, LServer]),
1595 +    %From = jid:encode(jid:remove_resource(Jid)),
1596 +    #user_settings{dolog_default=DLD,
1597 +                   dolog_list=DLL,
1598 +                   donotlog_list=DNLL} = get_user_settings(LUser, LServer),
1599 +    Fs = [
1600 +          #xdata_field{
1601 +             type = 'list-single',
1602 +             label = ?T(Lang, <<"Default">>),
1603 +             var = <<"dolog_default">>,
1604 +             values = [misc:atom_to_binary(DLD)],
1605 +             options = [#xdata_option{label = ?T(Lang, <<"Log Messages">>),
1606 +                                      value = <<"true">>},
1607 +                        #xdata_option{label = ?T(Lang, <<"Do Not Log Messages">>),
1608 +                                      value = <<"false">>}]},
1609 +          #xdata_field{
1610 +             type = 'text-multi',
1611 +             label = ?T(Lang, <<"Log Messages">>),
1612 +             var = <<"dolog_list">>,
1613 +             values = DLL},
1614 +          #xdata_field{
1615 +             type = 'text-multi',
1616 +             label = ?T(Lang, <<"Do Not Log Messages">>),
1617 +             var = <<"donotlog_list">>,
1618 +             values = DNLL}
1619 +         ],
1620 +    {result, #xdata{
1621 +                title = ?T(Lang, <<"Messages logging engine settings">>),
1622 +                type = form,
1623 +                instructions = [<< (?T(Lang, <<"Set logging preferences">>))/binary,
1624 +                                               (iolist_to_binary(": "))/binary,
1625 +                                               LUser/binary, "@", LServer/binary >>],
1626 +                fields = [?HFIELD()|
1627 +                          Fs]}}.
1628 +
1629 +get_settings_form(Host, Lang) ->
1630 +    ?MYDEBUG("get_settings_form ~p ~p", [Host, Lang]),
1631 +    #state{dbmod=_DBMod,
1632 +           dbs=_DBs,
1633 +           dolog_default=DLD,
1634 +           ignore_jids=IgnoreJids,
1635 +           groupchat=GroupChat,
1636 +           purge_older_days=PurgeDaysT,
1637 +           drop_messages_on_user_removal=MRemoval,
1638 +           poll_users_settings=PollTime} = mod_logdb:get_module_settings(Host),
1639 +
1640 +    PurgeDays =
1641 +       case PurgeDaysT of
1642 +            never -> <<"never">>;
1643 +            Num when is_integer(Num) -> integer_to_binary(Num);
1644 +            _ -> <<"unknown">>
1645 +       end,
1646 +    Fs = [
1647 +          #xdata_field{
1648 +             type = 'list-single',
1649 +             label = ?T(Lang, <<"Default">>),
1650 +             var = <<"dolog_default">>,
1651 +             values = [misc:atom_to_binary(DLD)],
1652 +             options = [#xdata_option{label = ?T(Lang, <<"Log Messages">>),
1653 +                                      value = <<"true">>},
1654 +                        #xdata_option{label = ?T(Lang, <<"Do Not Log Messages">>),
1655 +                                      value = <<"false">>}]},
1656 +          #xdata_field{
1657 +             type = 'list-single',
1658 +             label = ?T(Lang, <<"Drop messages on user removal">>),
1659 +             var = <<"drop_messages_on_user_removal">>,
1660 +             values = [misc:atom_to_binary(MRemoval)],
1661 +             options = [#xdata_option{label = ?T(Lang, <<"Drop">>),
1662 +                                      value = <<"true">>},
1663 +                        #xdata_option{label = ?T(Lang, <<"Do not drop">>),
1664 +                                      value = <<"false">>}]},
1665 +          #xdata_field{
1666 +             type = 'list-single',
1667 +             label = ?T(Lang, <<"Groupchat messages logging">>),
1668 +             var = <<"groupchat">>,
1669 +             values = [misc:atom_to_binary(GroupChat)],
1670 +             options = [#xdata_option{label = ?T(Lang, <<"all">>),
1671 +                                      value = <<"all">>},
1672 +                        #xdata_option{label = ?T(Lang, <<"none">>),
1673 +                                      value = <<"none">>},
1674 +                        #xdata_option{label = ?T(Lang, <<"send">>),
1675 +                                      value = <<"send">>}]},
1676 +          #xdata_field{
1677 +             type = 'text-multi',
1678 +             label = ?T(Lang, <<"Jids/Domains to ignore">>),
1679 +             var = <<"ignore_list">>,
1680 +             values = IgnoreJids},
1681 +          #xdata_field{
1682 +             type = 'text-single',
1683 +             label = ?T(Lang, <<"Purge messages older than (days)">>),
1684 +             var = <<"purge_older_days">>,
1685 +             values = [iolist_to_binary(PurgeDays)]},
1686 +          #xdata_field{
1687 +             type = 'text-single',
1688 +             label = ?T(Lang, <<"Poll users settings (seconds)">>),
1689 +             var = <<"poll_users_settings">>,
1690 +             values = [integer_to_binary(PollTime)]}
1691 +         ],
1692 +    {result, #xdata{
1693 +                title = ?T(Lang, <<"Messages logging engine settings (run-time)">>),
1694 +                instructions = [?T(Lang, <<"Set run-time settings">>)],
1695 +                type = form,
1696 +                fields = [?HFIELD()|
1697 +                          Fs]}}.
1698 +
1699 +get_form(_Host, [<<"mod_logdb_users">>, User], Lang) ->
1700 +    #jid{luser=LUser, lserver=LServer} = jid:decode(User),
1701 +    get_user_form(LUser, LServer, Lang);
1702 +get_form(Host, [<<"mod_logdb_settings">>], Lang) ->
1703 +    get_settings_form(Host, Lang);
1704 +get_form(_Host, Command, _Lang) ->
1705 +    ?MYDEBUG("asked for form ~p", [Command]),
1706 +    {error, xmpp:err_service_unavailable()}.
1707 +
1708 +check_log_list([]) ->
1709 +    ok;
1710 +check_log_list([<<>>]) ->
1711 +    ok;
1712 +check_log_list([Head | Tail]) ->
1713 +    case binary:match(Head, <<$@>>) of
1714 +         nomatch -> throw(error);
1715 +         {_, _} -> ok
1716 +    end,
1717 +    % this check for Head to be valid jid
1718 +    case catch jid:decode(Head) of
1719 +         {'EXIT', _Reason} -> throw(error);
1720 +         _ -> check_log_list(Tail)
1721 +    end.
1722 +
1723 +check_ignore_list([]) ->
1724 +    ok;
1725 +check_ignore_list([<<>>]) ->
1726 +    ok;
1727 +check_ignore_list([<<>> | Tail]) ->
1728 +    check_ignore_list(Tail);
1729 +check_ignore_list([Head | Tail]) ->
1730 +    case binary:match(Head, <<$@>>) of
1731 +         {_, _} -> ok;
1732 +         nomatch -> throw(error)
1733 +    end,
1734 +    Jid2Test = case Head of
1735 +                    << $@, _Rest/binary >> ->  << "a", Head/binary >>;
1736 +                    Jid -> Jid
1737 +               end,
1738 +    % this check for Head to be valid jid
1739 +    case catch jid:decode(Jid2Test) of
1740 +         {'EXIT', _Reason} -> throw(error);
1741 +         _ -> check_ignore_list(Tail)
1742 +    end.
1743 +
1744 +get_value(Field, XData) -> hd(get_values(Field, XData)).
1745 +
1746 +get_values(Field, XData) ->
1747 +    xmpp_util:get_xdata_values(Field, XData).
1748 +
1749 +parse_users_settings(XData) ->
1750 +    DLD = case get_value(<<"dolog_default">>, XData) of
1751 +               ValueDLD when ValueDLD == <<"true">>;
1752 +                             ValueDLD == <<"false">> ->
1753 +                  list_to_bool(ValueDLD);
1754 +              _ -> throw(bad_request)
1755 +          end,
1756 +
1757 +    ListDLL = get_values(<<"dolog_list">>, XData),
1758 +    DLL = case catch check_log_list(ListDLL) of
1759 +                  ok -> ListDLL;
1760 +                  error -> throw(bad_request)
1761 +             end,
1762 +
1763 +    ListDNLL = get_values(<<"donotlog_list">>, XData),
1764 +    DNLL = case catch check_log_list(ListDNLL) of
1765 +                  ok -> ListDNLL;
1766 +                  error -> throw(bad_request)
1767 +             end,
1768 +
1769 +    #user_settings{dolog_default=DLD,
1770 +                   dolog_list=DLL,
1771 +                   donotlog_list=DNLL}.
1772 +
1773 +parse_module_settings(XData) ->
1774 +    DLD = case get_value(<<"dolog_default">>, XData) of
1775 +               ValueDLD when ValueDLD == <<"true">>;
1776 +                             ValueDLD == <<"false">> ->
1777 +                   list_to_bool(ValueDLD);
1778 +               _ -> throw(bad_request)
1779 +          end,
1780 +    MRemoval = case get_value(<<"drop_messages_on_user_removal">>, XData) of
1781 +                    ValueMRemoval when ValueMRemoval == <<"true">>;
1782 +                                       ValueMRemoval == <<"false">> ->
1783 +                        list_to_bool(ValueMRemoval);
1784 +                    _ -> throw(bad_request)
1785 +               end,
1786 +    GroupChat = case get_value(<<"groupchat">>, XData) of
1787 +                     ValueGroupChat when ValueGroupChat == <<"none">>;
1788 +                                         ValueGroupChat == <<"all">>;
1789 +                                         ValueGroupChat == <<"send">> ->
1790 +                         misc:binary_to_atom(ValueGroupChat);
1791 +                     _ -> throw(bad_request)
1792 +                end,
1793 +    ListIgnore = get_values(<<"ignore_list">>, XData),
1794 +    Ignore = case catch check_ignore_list(ListIgnore) of
1795 +                  ok -> ListIgnore;
1796 +                  error -> throw(bad_request)
1797 +             end,
1798 +    Purge = case get_value(<<"purge_older_days">>, XData) of
1799 +                 <<"never">> -> never;
1800 +                 ValuePurge ->
1801 +                    case catch binary_to_integer(ValuePurge) of
1802 +                         IntValuePurge when is_integer(IntValuePurge) -> IntValuePurge;
1803 +                         _ -> throw(bad_request)
1804 +                    end
1805 +            end,
1806 +    Poll = case catch binary_to_integer(get_value(<<"poll_users_settings">>, XData)) of
1807 +                IntValuePoll when is_integer(IntValuePoll) -> IntValuePoll;
1808 +                _ -> throw(bad_request)
1809 +           end,
1810 +    #state{dolog_default=DLD,
1811 +           groupchat=GroupChat,
1812 +           ignore_jids=Ignore,
1813 +           purge_older_days=Purge,
1814 +           drop_messages_on_user_removal=MRemoval,
1815 +           poll_users_settings=Poll}.
1816 +
1817 +set_form(_From, _Host, [<<"mod_logdb_users">>, User], Lang, XData) ->
1818 +    #jid{luser=LUser, lserver=LServer} = jid:decode(User),
1819 +    Txt = "Parse user settings failed",
1820 +    case catch parse_users_settings(XData) of
1821 +         bad_request ->
1822 +            ?ERROR_MSG("Failed to set user form: bad_request", []),
1823 +            {error, xmpp:err_bad_request(Txt, Lang)};
1824 +         {'EXIT', Reason} ->
1825 +            ?ERROR_MSG("Failed to set user form ~p", [Reason]),
1826 +            {error, xmpp:err_bad_request(Txt, Lang)};
1827 +         UserSettings ->
1828 +            case mod_logdb:set_user_settings(LUser, LServer, UserSettings) of
1829 +                 ok ->
1830 +                    {result, undefined};
1831 +                 error ->
1832 +                    {error, xmpp:err_internal_server_error()}
1833 +            end
1834 +    end;
1835 +set_form(_From, Host, [<<"mod_logdb_settings">>], Lang, XData) ->
1836 +    Txt = "Parse module settings failed",
1837 +    case catch parse_module_settings(XData) of
1838 +         bad_request ->
1839 +            ?ERROR_MSG("Failed to set settings form: bad_request", []),
1840 +            {error, xmpp:err_bad_request(Txt, Lang)};
1841 +         {'EXIT', Reason} ->
1842 +            ?ERROR_MSG("Failed to set settings form ~p", [Reason]),
1843 +            {error, xmpp:err_bad_request(Txt, Lang)};
1844 +         Settings ->
1845 +            case mod_logdb:set_module_settings(Host, Settings) of
1846 +                 ok ->
1847 +                    {result, undefined};
1848 +                 error ->
1849 +                    {error, xmpp:err_internal_server_error()}
1850 +            end
1851 +    end;
1852 +set_form(From, _Host, Node, _Lang, XData) ->
1853 +    User = jid:encode(jid:remove_resource(From)),
1854 +    ?MYDEBUG("set form for ~p at ~p XData=~p", [User, Node, XData]),
1855 +    {error, xmpp:err_service_unavailable()}.
1856 +
1857 +get_all_vh_users(Host, Server) ->
1858 +    case catch ejabberd_auth:get_vh_registered_users(Host) of
1859 +        {'EXIT', _Reason} ->
1860 +            [];
1861 +        Users ->
1862 +            SUsers = lists:sort([{S, U} || {U, S} <- Users]),
1863 +            case length(SUsers) of
1864 +                N when N =< 100 ->
1865 +                    lists:map(fun({S, U}) ->
1866 +                                  #disco_item{jid = jid:make(Server),
1867 +                                              node = <<"mod_logdb_users/", U/binary, $@, S/binary>>,
1868 +                                              name = << U/binary, "@", S/binary >>}
1869 +                              end, SUsers);
1870 +                N ->
1871 +                    NParts = trunc(math:sqrt(N * 6.17999999999999993783e-1)) + 1,
1872 +                    M = trunc(N / NParts) + 1,
1873 +                    lists:map(fun(K) ->
1874 +                                      L = K + M - 1,
1875 +                                      Node = <<"@",
1876 +                                               (integer_to_binary(K))/binary,
1877 +                                               "-",
1878 +                                               (integer_to_binary(L))/binary
1879 +                                             >>,
1880 +                                      {FS, FU} = lists:nth(K, SUsers),
1881 +                                      {LS, LU} =
1882 +                                          if L < N -> lists:nth(L, SUsers);
1883 +                                             true -> lists:last(SUsers)
1884 +                                          end,
1885 +                                      Name =
1886 +                                          <<FU/binary, "@", FS/binary,
1887 +                                           " -- ",
1888 +                                           LU/binary, "@", LS/binary>>,
1889 +                                      #disco_item{jid = jid:make(Host),
1890 +                                                  node = <<"mod_logdb_users/", Node/binary>>,
1891 +                                                  name = Name}
1892 +                              end, lists:seq(1, N, M))
1893 +            end
1894 +    end.
1895 +
1896 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1897 +%
1898 +% webadmin hooks
1899 +%
1900 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1901 +webadmin_menu(Acc, _Host, Lang) ->
1902 +    [{<<"messages">>, ?T(<<"Users Messages">>)} | Acc].
1903 +
1904 +webadmin_user(Acc, User, Server, Lang) ->
1905 +    Sett = get_user_settings(User, Server),
1906 +    Log =
1907 +      case Sett#user_settings.dolog_default of
1908 +           false ->
1909 +              ?INPUTT(<<"submit">>, <<"dolog">>, <<"Log Messages">>);
1910 +           true ->
1911 +              ?INPUTT(<<"submit">>, <<"donotlog">>, <<"Do Not Log Messages">>);
1912 +           _ -> []
1913 +      end,
1914 +    Acc ++ [?XE(<<"h3">>, [?ACT(<<"messages/">>, <<"Messages">>), ?C(<<" ">>), Log])].
1915 +
1916 +webadmin_page(_, Host,
1917 +              #request{path = [<<"messages">>],
1918 +                       q = Query,
1919 +                       lang = Lang}) ->
1920 +    Res = vhost_messages_stats(Host, Query, Lang),
1921 +    {stop, Res};
1922 +webadmin_page(_, Host,
1923 +              #request{path = [<<"messages">>, Date],
1924 +                       q = Query,
1925 +                       lang = Lang}) ->
1926 +    Res = vhost_messages_stats_at(Host, Query, Lang, Date),
1927 +    {stop, Res};
1928 +webadmin_page(_, Host,
1929 +              #request{path = [<<"user">>, U, <<"messages">>],
1930 +                       q = Query,
1931 +                       lang = Lang}) ->
1932 +    Res = user_messages_stats(U, Host, Query, Lang),
1933 +    {stop, Res};
1934 +webadmin_page(_, Host,
1935 +              #request{path = [<<"user">>, U, <<"messages">>, Date],
1936 +                       q = Query,
1937 +                       lang = Lang}) ->
1938 +    Res = mod_logdb:user_messages_stats_at(U, Host, Query, Lang, Date),
1939 +    {stop, Res};
1940 +webadmin_page(Acc, _Host, _R) -> Acc.
1941 +
1942 +user_parse_query(_, <<"dolog">>, User, Server, _Query) ->
1943 +    Sett = get_user_settings(User, Server),
1944 +    % TODO: check returned value
1945 +    set_user_settings(User, Server, Sett#user_settings{dolog_default=true}),
1946 +    {stop, ok};
1947 +user_parse_query(_, <<"donotlog">>, User, Server, _Query) ->
1948 +    Sett = get_user_settings(User, Server),
1949 +    % TODO: check returned value
1950 +    set_user_settings(User, Server, Sett#user_settings{dolog_default=false}),
1951 +    {stop, ok};
1952 +user_parse_query(Acc, _Action, _User, _Server, _Query) ->
1953 +    Acc.
1954 +
1955 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1956 +%
1957 +% webadmin funcs
1958 +%
1959 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1960 +vhost_messages_stats(Server, Query, Lang) ->
1961 +    Res = case catch vhost_messages_parse_query(Server, Query) of
1962 +                     {'EXIT', Reason} ->
1963 +                         ?ERROR_MSG("~p", [Reason]),
1964 +                         error;
1965 +                     VResult -> VResult
1966 +          end,
1967 +    {Time, Value} = timer:tc(mod_logdb, get_vhost_stats, [Server]),
1968 +    ?INFO_MSG("get_vhost_stats(~p) elapsed ~p sec", [Server, Time/1000000]),
1969 +    %case get_vhost_stats(Server) of
1970 +    case Value of
1971 +         {'EXIT', CReason} ->
1972 +              ?ERROR_MSG("Failed to get_vhost_stats: ~p", [CReason]),
1973 +              [?XC(<<"h1">>, ?T(<<"Error occupied while fetching list">>))];
1974 +         {error, GReason} ->
1975 +              ?ERROR_MSG("Failed to get_vhost_stats: ~p", [GReason]),
1976 +              [?XC(<<"h1">>, ?T(<<"Error occupied while fetching list">>))];
1977 +         {ok, []} ->
1978 +              [?XC(<<"h1">>, list_to_binary(io_lib:format(?T(<<"No logged messages for ~s">>), [Server])))];
1979 +         {ok, Dates} ->
1980 +              Fun = fun({Date, Count}) ->
1981 +                         DateBin = iolist_to_binary(Date),
1982 +                         ID = misc:encode_base64( << Server/binary, DateBin/binary >> ),
1983 +                         ?XE(<<"tr">>,
1984 +                          [?XAE(<<"td">>, [{<<"class">>, <<"valign">>}],
1985 +                            [?INPUT(<<"checkbox">>, <<"selected">>, ID)]),
1986 +                           ?XE(<<"td">>, [?AC(DateBin, DateBin)]),
1987 +                           ?XC(<<"td">>, integer_to_binary(Count))
1988 +                          ])
1989 +                    end,
1990 +
1991 +              [?XC(<<"h1">>, list_to_binary(io_lib:format(?T(<<"Logged messages for ~s">>), [Server])))] ++
1992 +               case Res of
1993 +                    ok -> [?CT(<<"Submitted">>), ?P];
1994 +                    error -> [?CT(<<"Bad format">>), ?P];
1995 +                    nothing -> []
1996 +               end ++
1997 +               [?XAE(<<"form">>, [{<<"action">>, <<"">>}, {<<"method">>, <<"post">>}],
1998 +                [?XE(<<"table">>,
1999 +                 [?XE(<<"thead">>,
2000 +                  [?XE(<<"tr">>,
2001 +                   [?X(<<"td">>),
2002 +                    ?XCT(<<"td">>, <<"Date">>),
2003 +                    ?XCT(<<"td">>, <<"Count">>)
2004 +                   ])]),
2005 +                  ?XE(<<"tbody">>,
2006 +                      lists:map(Fun, Dates)
2007 +                     )]),
2008 +                  ?BR,
2009 +                  ?INPUTT(<<"submit">>, <<"delete">>, <<"Delete Selected">>)
2010 +                ])]
2011 +   end.
2012 +
2013 +vhost_messages_stats_at(Server, Query, Lang, Date) ->
2014 +   {Time, Value} = timer:tc(mod_logdb, get_vhost_stats_at, [Server, Date]),
2015 +   ?INFO_MSG("get_vhost_stats_at(~p,~p) elapsed ~p sec", [Server, Date, Time/1000000]),
2016 +   %case get_vhost_stats_at(Server, Date) of
2017 +   case Value of
2018 +        {'EXIT', CReason} ->
2019 +             ?ERROR_MSG("Failed to get_vhost_stats_at: ~p", [CReason]),
2020 +             [?XC(<<"h1">>, ?T(<<"Error occupied while fetching list">>))];
2021 +        {error, GReason} ->
2022 +             ?ERROR_MSG("Failed to get_vhost_stats_at: ~p", [GReason]),
2023 +             [?XC(<<"h1">>, ?T(<<"Error occupied while fetching list">>))];
2024 +        {ok, []} ->
2025 +             [?XC(<<"h1">>, list_to_binary(io_lib:format(?T(<<"No logged messages for ~s at ~s">>), [Server, Date])))];
2026 +        {ok, Stats} ->
2027 +             Res = case catch vhost_messages_at_parse_query(Server, Date, Stats, Query) of
2028 +                        {'EXIT', Reason} ->
2029 +                            ?ERROR_MSG("~p", [Reason]),
2030 +                            error;
2031 +                        VResult -> VResult
2032 +                   end,
2033 +             Fun = fun({User, Count}) ->
2034 +                         UserBin = iolist_to_binary(User),
2035 +                         ID = misc:encode_base64( << UserBin/binary, Server/binary >> ),
2036 +                         ?XE(<<"tr">>,
2037 +                          [?XAE(<<"td">>, [{<<"class">>, <<"valign">>}],
2038 +                            [?INPUT(<<"checkbox">>, <<"selected">>, ID)]),
2039 +                           ?XE(<<"td">>, [?AC(<< <<"../user/">>/binary, UserBin/binary, <<"/messages/">>/binary, Date/binary >>, UserBin)]),
2040 +                           ?XC(<<"td">>, integer_to_binary(Count))
2041 +                          ])
2042 +                   end,
2043 +             [?XC(<<"h1">>, list_to_binary(io_lib:format(?T(<<"Logged messages for ~s at ~s">>), [Server, Date])))] ++
2044 +              case Res of
2045 +                    ok -> [?CT(<<"Submitted">>), ?P];
2046 +                    error -> [?CT(<<"Bad format">>), ?P];
2047 +                    nothing -> []
2048 +              end ++
2049 +              [?XAE(<<"form">>, [{<<"action">>, <<"">>}, {<<"method">>, <<"post">>}],
2050 +                [?XE(<<"table">>,
2051 +                 [?XE(<<"thead">>,
2052 +                  [?XE(<<"tr">>,
2053 +                   [?X(<<"td">>),
2054 +                    ?XCT(<<"td">>, <<"User">>),
2055 +                    ?XCT(<<"td">>, <<"Count">>)
2056 +                   ])]),
2057 +                  ?XE(<<"tbody">>,
2058 +                      lists:map(Fun, Stats)
2059 +                     )]),
2060 +                  ?BR,
2061 +                  ?INPUTT(<<"submit">>, <<"delete">>, <<"Delete Selected">>)
2062 +                ])]
2063 +   end.
2064 +
2065 +user_messages_stats(User, Server, Query, Lang) ->
2066 +    Jid = jid:encode({User, Server, ""}),
2067 +
2068 +    Res = case catch user_messages_parse_query(User, Server, Query) of
2069 +               {'EXIT', Reason} ->
2070 +                    ?ERROR_MSG("~p", [Reason]),
2071 +                    error;
2072 +               VResult -> VResult
2073 +          end,
2074 +
2075 +   {Time, Value} = timer:tc(mod_logdb, get_user_stats, [User, Server]),
2076 +   ?INFO_MSG("get_user_stats(~p,~p) elapsed ~p sec", [User, Server, Time/1000000]),
2077 +
2078 +   case Value of
2079 +        {'EXIT', CReason} ->
2080 +            ?ERROR_MSG("Failed to get_user_stats: ~p", [CReason]),
2081 +            [?XC(<<"h1">>, ?T(<<"Error occupied while fetching days">>))];
2082 +        {error, GReason} ->
2083 +            ?ERROR_MSG("Failed to get_user_stats: ~p", [GReason]),
2084 +            [?XC(<<"h1">>, ?T(<<"Error occupied while fetching days">>))];
2085 +        {ok, []} ->
2086 +            [?XC(<<"h1">>, list_to_binary(io_lib:format(?T(<<"No logged messages for ~s">>), [Jid])))];
2087 +        {ok, Dates} ->
2088 +            Fun = fun({Date, Count}) ->
2089 +                      DateBin = iolist_to_binary(Date),
2090 +                      ID = misc:encode_base64( << User/binary, DateBin/binary >> ),
2091 +                      ?XE(<<"tr">>,
2092 +                       [?XAE(<<"td">>, [{<<"class">>, <<"valign">>}],
2093 +                         [?INPUT(<<"checkbox">>, <<"selected">>, ID)]),
2094 +                        ?XE(<<"td">>, [?AC(DateBin, DateBin)]),
2095 +                        ?XC(<<"td">>, iolist_to_binary(integer_to_list(Count)))
2096 +                       ])
2097 +                  end,
2098 +            [?XC(<<"h1">>, list_to_binary(io_lib:format(?T("Logged messages for ~s"), [Jid])))] ++
2099 +             case Res of
2100 +                   ok -> [?CT(<<"Submitted">>), ?P];
2101 +                   error -> [?CT(<<"Bad format">>), ?P];
2102 +                   nothing -> []
2103 +             end ++
2104 +             [?XAE(<<"form">>, [{<<"action">>, <<"">>}, {<<"method">>, <<"post">>}],
2105 +              [?XE(<<"table">>,
2106 +               [?XE(<<"thead">>,
2107 +                [?XE(<<"tr">>,
2108 +                 [?X(<<"td">>),
2109 +                  ?XCT(<<"td">>, <<"Date">>),
2110 +                  ?XCT(<<"td">>, <<"Count">>)
2111 +                 ])]),
2112 +                ?XE(<<"tbody">>,
2113 +                    lists:map(Fun, Dates)
2114 +                   )]),
2115 +                ?BR,
2116 +                ?INPUTT(<<"submit">>, <<"delete">>, <<"Delete Selected">>)
2117 +              ])]
2118 +    end.
2119 +
2120 +search_user_nick(User, List) ->
2121 +    case lists:keysearch(User, 1, List) of
2122 +         {value,{User, []}} ->
2123 +           nothing;
2124 +         {value,{User, Nick}} ->
2125 +           Nick;
2126 +         false ->
2127 +           nothing
2128 +    end.
2129 +
2130 +user_messages_stats_at(User, Server, Query, Lang, Date) ->
2131 +   Jid = jid:encode({User, Server, ""}),
2132 +
2133 +   {Time, Value} = timer:tc(mod_logdb, get_user_messages_at, [User, Server, Date]),
2134 +   ?INFO_MSG("get_user_messages_at(~p,~p,~p) elapsed ~p sec", [User, Server, Date, Time/1000000]),
2135 +   case Value of
2136 +        {'EXIT', CReason} ->
2137 +           ?ERROR_MSG("Failed to get_user_messages_at: ~p", [CReason]),
2138 +           [?XC(<<"h1">>, ?T(<<"Error occupied while fetching messages">>))];
2139 +        {error, GReason} ->
2140 +           ?ERROR_MSG("Failed to get_user_messages_at: ~p", [GReason]),
2141 +           [?XC(<<"h1">>, ?T(<<"Error occupied while fetching messages">>))];
2142 +        {ok, []} ->
2143 +           [?XC(<<"h1">>, list_to_binary(io_lib:format(?T(<<"No logged messages for ~s at ~s">>), [Jid, Date])))];
2144 +        {ok, User_messages} ->
2145 +           Res =  case catch user_messages_at_parse_query(Server,
2146 +                                                          Date,
2147 +                                                          User_messages,
2148 +                                                          Query) of
2149 +                       {'EXIT', Reason} ->
2150 +                            ?ERROR_MSG("~p", [Reason]),
2151 +                            error;
2152 +                       VResult -> VResult
2153 +                  end,
2154 +
2155 +           UR = ejabberd_hooks:run_fold(roster_get, Server, [], [{User, Server}]),
2156 +           UserRoster =
2157 +                 lists:map(fun(Item) ->
2158 +                              {jid:encode(Item#roster.jid), Item#roster.name}
2159 +                          end, UR),
2160 +
2161 +           UniqUsers = lists:foldl(fun(#msg{peer_name=PName, peer_server=PServer}, List) ->
2162 +                                 ToAdd = PName++"@"++PServer,
2163 +                                 case lists:member(ToAdd, List) of
2164 +                                      true -> List;
2165 +                                      false -> lists:append([ToAdd], List)
2166 +                                 end
2167 +                               end, [], User_messages),
2168 +
2169 +           % Users to filter (sublist of UniqUsers)
2170 +           CheckedUsers = case lists:keysearch(<<"filter">>, 1, Query) of
2171 +                           {value, _} ->
2172 +                              lists:filter(fun(UFUser) ->
2173 +                                                ID = misc:encode_base64(term_to_binary(UFUser)),
2174 +                                                lists:member({<<"selected">>, ID}, Query)
2175 +                                           end, UniqUsers);
2176 +                           false -> []
2177 +                         end,
2178 +
2179 +           % UniqUsers in html (noone selected -> everyone selected)
2180 +           Users = lists:map(fun(UHUser) ->
2181 +                                ID = misc:encode_base64(term_to_binary(UHUser)),
2182 +                                Input = case lists:member(UHUser, CheckedUsers) of
2183 +                                         true -> [?INPUTC(<<"checkbox">>, <<"selected">>, ID)];
2184 +                                         false when CheckedUsers == [] -> [?INPUTC(<<"checkbox">>, <<"selected">>, ID)];
2185 +                                         false -> [?INPUT(<<"checkbox">>, <<"selected">>, ID)]
2186 +                                        end,
2187 +                                Nick =
2188 +                                   case search_user_nick(UHUser, UserRoster) of
2189 +                                        nothing -> <<"">>;
2190 +                                        N -> iolist_to_binary( " ("++ N ++")" )
2191 +                                   end,
2192 +                                ?XE(<<"tr">>,
2193 +                                 [?XE(<<"td">>, Input),
2194 +                                  ?XC(<<"td">>, iolist_to_binary(UHUser++Nick))])
2195 +                             end, lists:sort(UniqUsers)),
2196 +           % Messages to show (based on Users)
2197 +           User_messages_filtered = case CheckedUsers of
2198 +                                         [] -> User_messages;
2199 +                                         _  -> lists:filter(fun(#msg{peer_name=PName, peer_server=PServer}) ->
2200 +                                                  lists:member(PName++"@"++PServer, CheckedUsers)
2201 +                                               end, User_messages)
2202 +                                    end,
2203 +
2204 +           Msgs_Fun = fun(#msg{timestamp=Timestamp,
2205 +                               subject=Subject,
2206 +                               direction=Direction,
2207 +                               peer_name=PName, peer_server=PServer, peer_resource=PRes,
2208 +                               type=Type,
2209 +                               body=Body}) ->
2210 +                      Text = case Subject of
2211 +                                  "" -> iolist_to_binary(Body);
2212 +                                  _ -> iolist_to_binary([binary_to_list(?T(<<"Subject">>)) ++ ": " ++ Subject ++ "\n" ++ Body])
2213 +                             end,
2214 +                      Resource = case PRes of
2215 +                                      [] -> [];
2216 +                                      undefined -> [];
2217 +                                      R -> "/" ++ R
2218 +                                 end,
2219 +                      UserNick =
2220 +                         case search_user_nick(PName++"@"++PServer, UserRoster) of
2221 +                              nothing when PServer == Server ->
2222 +                                   PName;
2223 +                              nothing when Type == "groupchat", Direction == from ->
2224 +                                   PName++"@"++PServer++Resource;
2225 +                              nothing ->
2226 +                                   PName++"@"++PServer;
2227 +                              N -> N
2228 +                         end,
2229 +                      ID = misc:encode_base64(term_to_binary(Timestamp)),
2230 +                      ?XE(<<"tr">>,
2231 +                       [?XE(<<"td">>, [?INPUT(<<"checkbox">>, <<"selected">>, ID)]),
2232 +                        ?XC(<<"td">>, iolist_to_binary(convert_timestamp(Timestamp))),
2233 +                        ?XC(<<"td">>, iolist_to_binary(atom_to_list(Direction)++": "++UserNick)),
2234 +                        ?XE(<<"td">>, [?XC(<<"pre">>, Text)])])
2235 +                 end,
2236 +           % Filtered user messages in html
2237 +           Msgs = lists:map(Msgs_Fun, lists:sort(User_messages_filtered)),
2238 +
2239 +           [?XC(<<"h1">>, list_to_binary(io_lib:format(?T(<<"Logged messages for ~s at ~s">>), [Jid, Date])))] ++
2240 +            case Res of
2241 +                 ok -> [?CT(<<"Submitted">>), ?P];
2242 +                 error -> [?CT(<<"Bad format">>), ?P];
2243 +                 nothing -> []
2244 +            end ++
2245 +            [?XAE(<<"form">>, [{<<"action">>, <<"">>}, {<<"method">>, <<"post">>}],
2246 +             [?XE(<<"table">>,
2247 +                  [?XE(<<"thead">>,
2248 +                       [?X(<<"td">>),
2249 +                        ?XCT(<<"td">>, <<"User">>)
2250 +                       ]
2251 +                      ),
2252 +                   ?XE(<<"tbody">>,
2253 +                        Users
2254 +                      )]),
2255 +              ?INPUTT(<<"submit">>, <<"filter">>, <<"Filter Selected">>)
2256 +             ] ++
2257 +             [?XE(<<"table">>,
2258 +                  [?XE(<<"thead">>,
2259 +                       [?XE(<<"tr">>,
2260 +                        [?X(<<"td">>),
2261 +                         ?XCT(<<"td">>, <<"Date, Time">>),
2262 +                         ?XCT(<<"td">>, <<"Direction: Jid">>),
2263 +                         ?XCT(<<"td">>, <<"Body">>)
2264 +                        ])]),
2265 +                   ?XE(<<"tbody">>,
2266 +                        Msgs
2267 +                      )]),
2268 +              ?INPUTT(<<"submit">>, <<"delete">>, <<"Delete Selected">>),
2269 +              ?BR
2270 +             ]
2271 +            )]
2272 +    end.
2273 diff --git a/src/mod_logdb.hrl b/src/mod_logdb.hrl
2274 new file mode 100644
2275 index 00000000..49791f4e
2276 --- /dev/null
2277 +++ b/src/mod_logdb.hrl
2278 @@ -0,0 +1,33 @@
2279 +%%%----------------------------------------------------------------------
2280 +%%% File    : mod_logdb.hrl
2281 +%%% Author  : Oleg Palij (mailto:o.palij@gmail.com)
2282 +%%% Purpose :
2283 +%%% Url     : https://paleg.github.io/mod_logdb/
2284 +%%%----------------------------------------------------------------------
2285 +
2286 +-define(logdb_debug, true).
2287 +
2288 +-ifdef(logdb_debug).
2289 +-define(MYDEBUG(Format, Args), io:format("D(~p:~p:~p) : "++Format++"~n",
2290 +                                       [calendar:local_time(),?MODULE,?LINE]++Args)).
2291 +-else.
2292 +-define(MYDEBUG(_F,_A),[]).
2293 +-endif.
2294 +
2295 +-record(msg,   {timestamp,
2296 +                owner_name,
2297 +                peer_name, peer_server, peer_resource,
2298 +                direction,
2299 +                type, subject,
2300 +                body}).
2301 +
2302 +-record(user_settings, {owner_name,
2303 +                        dolog_default,
2304 +                        dolog_list=[],
2305 +                        donotlog_list=[]}).
2306 +
2307 +-define(INPUTC(Type, Name, Value),
2308 +        ?XA(<<"input">>, [{<<"type">>,    Type},
2309 +                          {<<"name">>,    Name},
2310 +                          {<<"value">>,   Value},
2311 +                          {<<"checked">>, <<"true">>}])).
2312 diff --git a/src/mod_logdb_mnesia.erl b/src/mod_logdb_mnesia.erl
2313 new file mode 100644
2314 index 00000000..a08d5262
2315 --- /dev/null
2316 +++ b/src/mod_logdb_mnesia.erl
2317 @@ -0,0 +1,553 @@
2318 +%%%----------------------------------------------------------------------
2319 +%%% File    : mod_logdb_mnesia.erl
2320 +%%% Author  : Oleg Palij (mailto:o.palij@gmail.com)
2321 +%%% Purpose : mnesia backend for mod_logdb
2322 +%%% Url     : https://paleg.github.io/mod_logdb/
2323 +%%%----------------------------------------------------------------------
2324 +
2325 +-module(mod_logdb_mnesia).
2326 +-author('o.palij@gmail.com').
2327 +
2328 +-include("mod_logdb.hrl").
2329 +-include("logger.hrl").
2330 +
2331 +-behaviour(gen_logdb).
2332 +-behaviour(gen_server).
2333 +
2334 +% gen_server
2335 +-export([code_change/3,handle_call/3,handle_cast/2,handle_info/2,init/1,terminate/2]).
2336 +% gen_mod
2337 +-export([start/2, stop/1]).
2338 +% gen_logdb
2339 +-export([log_message/2,
2340 +         rebuild_stats/1,
2341 +         rebuild_stats_at/2,
2342 +         delete_messages_by_user_at/3, delete_all_messages_by_user_at/3, delete_messages_at/2,
2343 +         get_vhost_stats/1, get_vhost_stats_at/2, get_user_stats/2, get_user_messages_at/3,
2344 +         get_dates/1,
2345 +         get_users_settings/1, get_user_settings/2, set_user_settings/3,
2346 +         drop_user/2]).
2347 +
2348 +-define(PROCNAME, mod_logdb_mnesia).
2349 +-define(CALL_TIMEOUT, 10000).
2350 +
2351 +-record(state, {vhost}).
2352 +
2353 +-record(stats, {user, at, count}).
2354 +
2355 +prefix() ->
2356 +   "logdb_".
2357 +
2358 +suffix(VHost) ->
2359 +   "_" ++ binary_to_list(VHost).
2360 +
2361 +stats_table(VHost) ->
2362 +   list_to_atom(prefix() ++ "stats" ++ suffix(VHost)).
2363 +
2364 +table_name(VHost, Date) ->
2365 +   list_to_atom(prefix() ++ "messages_" ++ Date ++ suffix(VHost)).
2366 +
2367 +settings_table(VHost) ->
2368 +   list_to_atom(prefix() ++ "settings" ++ suffix(VHost)).
2369 +
2370 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2371 +%
2372 +% gen_mod callbacks
2373 +%
2374 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2375 +start(VHost, Opts) ->
2376 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2377 +   gen_server:start({local, Proc}, ?MODULE, [VHost, Opts], []).
2378 +
2379 +stop(VHost) ->
2380 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2381 +   gen_server:call(Proc, {stop}, ?CALL_TIMEOUT).
2382 +
2383 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2384 +%
2385 +% gen_server callbacks
2386 +%
2387 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2388 +init([VHost, _Opts]) ->
2389 +   case mnesia:system_info(is_running) of
2390 +        yes ->
2391 +          ok = create_stats_table(VHost),
2392 +          ok = create_settings_table(VHost),
2393 +          {ok, #state{vhost=VHost}};
2394 +        no ->
2395 +          ?ERROR_MSG("Mnesia not running", []),
2396 +          {stop, db_connection_failed};
2397 +        Status ->
2398 +          ?ERROR_MSG("Mnesia status: ~p", [Status]),
2399 +          {stop, db_connection_failed}
2400 +   end.
2401 +
2402 +handle_call({log_message, Msg}, _From, #state{vhost=VHost}=State) ->
2403 +    {reply, log_message_int(VHost, Msg), State};
2404 +handle_call({rebuild_stats}, _From, #state{vhost=VHost}=State) ->
2405 +    {atomic, ok} = delete_nonexistent_stats(VHost),
2406 +    Reply =
2407 +      lists:foreach(fun(Date) ->
2408 +                        rebuild_stats_at_int(VHost, Date)
2409 +                    end, get_dates_int(VHost)),
2410 +    {reply, Reply, State};
2411 +handle_call({rebuild_stats_at, Date}, _From, #state{vhost=VHost}=State) ->
2412 +    Reply = rebuild_stats_at_int(VHost, Date),
2413 +    {reply, Reply, State};
2414 +handle_call({delete_messages_by_user_at, Msgs, Date}, _From, #state{vhost=VHost}=State) ->
2415 +    Table = table_name(VHost, Date),
2416 +    Fun = fun() ->
2417 +             lists:foreach(
2418 +                fun(Msg) ->
2419 +                    mnesia:write_lock_table(stats_table(VHost)),
2420 +                    mnesia:write_lock_table(Table),
2421 +                    mnesia:delete_object(Table, Msg, write)
2422 +               end, Msgs)
2423 +          end,
2424 +    DRez = case mnesia:transaction(Fun) of
2425 +                {aborted, Reason} ->
2426 +                   ?ERROR_MSG("Failed to delete_messages_by_user_at at ~p for ~p: ~p", [Date, VHost, Reason]),
2427 +                   error;
2428 +                _ ->
2429 +                   ok
2430 +           end,
2431 +    Reply =
2432 +      case rebuild_stats_at_int(VHost, Date) of
2433 +           error ->
2434 +             error;
2435 +           ok ->
2436 +             DRez
2437 +      end,
2438 +    {reply, Reply, State};
2439 +handle_call({delete_all_messages_by_user_at, User, Date}, _From, #state{vhost=VHost}=State) ->
2440 +    {reply, delete_all_messages_by_user_at_int(User, VHost, Date), State};
2441 +handle_call({delete_messages_at, Date}, _From, #state{vhost=VHost}=State) ->
2442 +    Reply =
2443 +      case mnesia:delete_table(table_name(VHost, Date)) of
2444 +           {atomic, ok} ->
2445 +              delete_stats_by_vhost_at_int(VHost, Date);
2446 +           {aborted, Reason} ->
2447 +              ?ERROR_MSG("Failed to delete_messages_at for ~p at ~p", [VHost, Date, Reason]),
2448 +              error
2449 +      end,
2450 +    {reply, Reply, State};
2451 +handle_call({get_vhost_stats}, _From, #state{vhost=VHost}=State) ->
2452 +    Fun = fun(#stats{at=Date, count=Count}, Stats) ->
2453 +              case lists:keysearch(Date, 1, Stats) of
2454 +                   false ->
2455 +                      lists:append(Stats, [{Date, Count}]);
2456 +                   {value, {_, TempCount}} ->
2457 +                      lists:keyreplace(Date, 1, Stats, {Date, TempCount+Count})
2458 +              end
2459 +          end,
2460 +    Reply =
2461 +      case mnesia:transaction(fun() ->
2462 +                                   mnesia:foldl(Fun, [], stats_table(VHost))
2463 +                                end) of
2464 +             {atomic, Result} -> {ok, mod_logdb:sort_stats(Result)};
2465 +             {aborted, Reason} -> {error, Reason}
2466 +      end,
2467 +    {reply, Reply, State};
2468 +handle_call({get_vhost_stats_at, Date}, _From, #state{vhost=VHost}=State) ->
2469 +    Fun = fun() ->
2470 +             Pat = #stats{user='$1', at=Date, count='$2'},
2471 +             mnesia:select(stats_table(VHost), [{Pat, [], [['$1', '$2']]}])
2472 +          end,
2473 +    Reply =
2474 +      case mnesia:transaction(Fun) of
2475 +           {atomic, Result} ->
2476 +                     {ok, lists:reverse(lists:keysort(2, [{User, Count} || [User, Count] <- Result]))};
2477 +           {aborted, Reason} ->
2478 +                     {error, Reason}
2479 +      end,
2480 +    {reply, Reply, State};
2481 +handle_call({get_user_stats, User}, _From, #state{vhost=VHost}=State) ->
2482 +    {reply, get_user_stats_int(User, VHost), State};
2483 +handle_call({get_user_messages_at, User, Date}, _From, #state{vhost=VHost}=State) ->
2484 +    Reply =
2485 +      case mnesia:transaction(fun() ->
2486 +                                Pat = #msg{owner_name=User, _='_'},
2487 +                                mnesia:select(table_name(VHost, Date),
2488 +                                              [{Pat, [], ['$_']}])
2489 +                        end) of
2490 +           {atomic, Result} -> {ok, Result};
2491 +           {aborted, Reason} ->
2492 +                    {error, Reason}
2493 +      end,
2494 +    {reply, Reply, State};
2495 +handle_call({get_dates}, _From, #state{vhost=VHost}=State) ->
2496 +    {reply, get_dates_int(VHost), State};
2497 +handle_call({get_users_settings}, _From, #state{vhost=VHost}=State) ->
2498 +    Reply = mnesia:dirty_match_object(settings_table(VHost), #user_settings{_='_'}),
2499 +    {reply, {ok, Reply}, State};
2500 +handle_call({get_user_settings, User}, _From, #state{vhost=VHost}=State) ->
2501 +   Reply =
2502 +    case mnesia:dirty_match_object(settings_table(VHost), #user_settings{owner_name=User, _='_'}) of
2503 +         [] -> [];
2504 +         [Setting] ->
2505 +            Setting
2506 +    end,
2507 +   {reply, Reply, State};
2508 +handle_call({set_user_settings, _User, Set}, _From, #state{vhost=VHost}=State) ->
2509 +    ?MYDEBUG("~p~n~p", [settings_table(VHost), Set]),
2510 +    Reply = mnesia:dirty_write(settings_table(VHost), Set),
2511 +    ?MYDEBUG("~p", [Reply]),
2512 +    {reply, Reply, State};
2513 +handle_call({drop_user, User}, _From, #state{vhost=VHost}=State) ->
2514 +    {ok, Dates} = get_user_stats_int(User, VHost),
2515 +    MDResult = lists:map(fun({Date, _}) ->
2516 +                   delete_all_messages_by_user_at_int(User, VHost, Date)
2517 +               end, Dates),
2518 +    SDResult = delete_user_settings_int(User, VHost),
2519 +    Reply =
2520 +      case lists:all(fun(Result) when Result == ok ->
2521 +                          true;
2522 +                        (Result) when Result == error ->
2523 +                          false
2524 +                     end, lists:append(MDResult, [SDResult])) of
2525 +           true ->
2526 +             ok;
2527 +           false ->
2528 +             error
2529 +      end,
2530 +    {reply, Reply, State};
2531 +handle_call({stop}, _From, State) ->
2532 +   {stop, normal, ok, State};
2533 +handle_call(Msg, _From, State) ->
2534 +    ?INFO_MSG("Got call Msg: ~p, State: ~p", [Msg, State]),
2535 +    {noreply, State}.
2536 +
2537 +handle_cast(Msg, State) ->
2538 +    ?INFO_MSG("Got cast Msg:~p, State:~p", [Msg, State]),
2539 +    {noreply, State}.
2540 +
2541 +handle_info(Info, State) ->
2542 +    ?INFO_MSG("Got Info:~p, State:~p", [Info, State]),
2543 +    {noreply, State}.
2544 +
2545 +terminate(_Reason, _State) ->
2546 +    ok.
2547 +
2548 +code_change(_OldVsn, State, _Extra) ->
2549 +    {ok, State}.
2550 +
2551 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2552 +%
2553 +% gen_logdb callbacks
2554 +%
2555 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2556 +log_message(VHost, Msg) ->
2557 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2558 +   gen_server:call(Proc, {log_message, Msg}, ?CALL_TIMEOUT).
2559 +rebuild_stats(VHost) ->
2560 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2561 +   gen_server:call(Proc, {rebuild_stats}, ?CALL_TIMEOUT).
2562 +rebuild_stats_at(VHost, Date) ->
2563 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2564 +   gen_server:call(Proc, {rebuild_stats_at, Date}, ?CALL_TIMEOUT).
2565 +delete_messages_by_user_at(VHost, Msgs, Date) ->
2566 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2567 +   gen_server:call(Proc, {delete_messages_by_user_at, Msgs, Date}, ?CALL_TIMEOUT).
2568 +delete_all_messages_by_user_at(User, VHost, Date) ->
2569 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2570 +   gen_server:call(Proc, {delete_all_messages_by_user_at, User, Date}, ?CALL_TIMEOUT).
2571 +delete_messages_at(VHost, Date) ->
2572 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2573 +   gen_server:call(Proc, {delete_messages_at, Date}, ?CALL_TIMEOUT).
2574 +get_vhost_stats(VHost) ->
2575 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2576 +   gen_server:call(Proc, {get_vhost_stats}, ?CALL_TIMEOUT).
2577 +get_vhost_stats_at(VHost, Date) ->
2578 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2579 +   gen_server:call(Proc, {get_vhost_stats_at, Date}, ?CALL_TIMEOUT).
2580 +get_user_stats(User, VHost) ->
2581 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2582 +   gen_server:call(Proc, {get_user_stats, User}, ?CALL_TIMEOUT).
2583 +get_user_messages_at(User, VHost, Date) ->
2584 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2585 +   gen_server:call(Proc, {get_user_messages_at, User, Date}, ?CALL_TIMEOUT).
2586 +get_dates(VHost) ->
2587 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2588 +   gen_server:call(Proc, {get_dates}, ?CALL_TIMEOUT).
2589 +get_user_settings(User, VHost) ->
2590 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2591 +   gen_server:call(Proc, {get_user_settings, User}, ?CALL_TIMEOUT).
2592 +get_users_settings(VHost) ->
2593 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2594 +   gen_server:call(Proc, {get_users_settings}, ?CALL_TIMEOUT).
2595 +set_user_settings(User, VHost, Set) ->
2596 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2597 +   gen_server:call(Proc, {set_user_settings, User, Set}, ?CALL_TIMEOUT).
2598 +drop_user(User, VHost) ->
2599 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2600 +   gen_server:call(Proc, {drop_user, User}, ?CALL_TIMEOUT).
2601 +
2602 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2603 +%
2604 +% internals
2605 +%
2606 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2607 +log_message_int(VHost, #msg{timestamp=Timestamp}=MsgBin) ->
2608 +    Date = mod_logdb:convert_timestamp_brief(Timestamp),
2609 +
2610 +    Msg = #msg{timestamp     = MsgBin#msg.timestamp,
2611 +               owner_name    = binary_to_list(MsgBin#msg.owner_name),
2612 +               peer_name     = binary_to_list(MsgBin#msg.peer_name),
2613 +               peer_server   = binary_to_list(MsgBin#msg.peer_server),
2614 +               peer_resource = binary_to_list(MsgBin#msg.peer_resource),
2615 +               direction     = MsgBin#msg.direction,
2616 +               type          = binary_to_list(MsgBin#msg.type),
2617 +               subject       = binary_to_list(MsgBin#msg.subject),
2618 +               body          = binary_to_list(MsgBin#msg.body)},
2619 +
2620 +    ATable = table_name(VHost, Date),
2621 +    Fun = fun() ->
2622 +              mnesia:write_lock_table(ATable),
2623 +              mnesia:write(ATable, Msg, write)
2624 +          end,
2625 +    % log message, increment stats for both users
2626 +    case mnesia:transaction(Fun) of
2627 +         % if table does not exists - create it and try to log message again
2628 +         {aborted,{no_exists, _Table}} ->
2629 +             case create_msg_table(VHost, Date) of
2630 +                  {aborted, CReason} ->
2631 +                     ?ERROR_MSG("Failed to log message: ~p", [CReason]),
2632 +                     error;
2633 +                  {atomic, ok} ->
2634 +                     ?MYDEBUG("Created msg table for ~s at ~s", [VHost, Date]),
2635 +                     log_message_int(VHost, MsgBin)
2636 +             end;
2637 +         {aborted, TReason} ->
2638 +             ?ERROR_MSG("Failed to log message: ~p", [TReason]),
2639 +             error;
2640 +         {atomic, _} ->
2641 +             ?MYDEBUG("Logged ok for ~s, peer: ~s", [ [Msg#msg.owner_name, <<"@">>, VHost],
2642 +                                                      [Msg#msg.peer_name, <<"@">>, Msg#msg.peer_server] ]),
2643 +             increment_user_stats(Msg#msg.owner_name, VHost, Date)
2644 +    end.
2645 +
2646 +increment_user_stats(Owner, VHost, Date) ->
2647 +    Fun = fun() ->
2648 +            Pat = #stats{user=Owner, at=Date, count='$1'},
2649 +            mnesia:write_lock_table(stats_table(VHost)),
2650 +            case mnesia:select(stats_table(VHost), [{Pat, [], ['$_']}]) of
2651 +                 [] ->
2652 +                    mnesia:write(stats_table(VHost),
2653 +                                 #stats{user=Owner,
2654 +                                        at=Date,
2655 +                                        count=1},
2656 +                                 write);
2657 +                 [Stats] ->
2658 +                    mnesia:delete_object(stats_table(VHost),
2659 +                                         #stats{user=Owner,
2660 +                                                at=Date,
2661 +                                                count=Stats#stats.count},
2662 +                                         write),
2663 +                    New = Stats#stats{count = Stats#stats.count+1},
2664 +                    if
2665 +                      New#stats.count > 0 -> mnesia:write(stats_table(VHost),
2666 +                                                          New,
2667 +                                                          write);
2668 +                      true -> ok
2669 +                    end
2670 +            end
2671 +          end,
2672 +    case mnesia:transaction(Fun) of
2673 +         {aborted, Reason} ->
2674 +             ?ERROR_MSG("Failed to update stats for ~s@~s: ~p", [Owner, VHost, Reason]),
2675 +             error;
2676 +         {atomic, _} ->
2677 +             ?MYDEBUG("Updated stats for ~s@~s", [Owner, VHost]),
2678 +             ok
2679 +    end.
2680 +
2681 +get_dates_int(VHost) ->
2682 +    Tables = mnesia:system_info(tables),
2683 +    lists:foldl(fun(ATable, Dates) ->
2684 +                    Table = term_to_binary(ATable),
2685 +                    case ejabberd_regexp:run( Table, << VHost/binary, <<"$">>/binary >> ) of
2686 +                         match ->
2687 +                            case re:run(Table, "[0-9]+-[0-9]+-[0-9]+") of
2688 +                                 {match, [{S, E}]} ->
2689 +                                     lists:append(Dates, [lists:sublist(binary_to_list(Table), S+1, E)]);
2690 +                                 nomatch ->
2691 +                                     Dates
2692 +                            end;
2693 +                         nomatch ->
2694 +                            Dates
2695 +                    end
2696 +                end, [], Tables).
2697 +
2698 +rebuild_stats_at_int(VHost, Date) ->
2699 +    Table = table_name(VHost, Date),
2700 +    STable = stats_table(VHost),
2701 +    CFun = fun(Msg, Stats) ->
2702 +               Owner = Msg#msg.owner_name,
2703 +               case lists:keysearch(Owner, 1, Stats) of
2704 +                    {value, {_, Count}} ->
2705 +                       lists:keyreplace(Owner, 1, Stats, {Owner, Count + 1});
2706 +                    false ->
2707 +                       lists:append(Stats, [{Owner, 1}])
2708 +               end
2709 +           end,
2710 +    DFun = fun(#stats{at=SDate} = Stat, _Acc)
2711 +                when SDate == Date ->
2712 +                 mnesia:delete_object(stats_table(VHost), Stat, write);
2713 +              (_Stat, _Acc) -> ok
2714 +           end,
2715 +    % TODO: Maybe unregister hooks ?
2716 +    case mnesia:transaction(fun() ->
2717 +                               mnesia:write_lock_table(Table),
2718 +                               mnesia:write_lock_table(STable),
2719 +                               % Delete all stats for VHost at Date
2720 +                               mnesia:foldl(DFun, [], STable),
2721 +                               % Calc stats for VHost at Date
2722 +                               case mnesia:foldl(CFun, [], Table) of
2723 +                                    [] -> empty;
2724 +                                    AStats ->
2725 +                                      % Write new calc'ed stats
2726 +                                      lists:foreach(fun({Owner, Count}) ->
2727 +                                                        WStat = #stats{user=Owner, at=Date, count=Count},
2728 +                                                        mnesia:write(stats_table(VHost), WStat, write)
2729 +                                                    end, AStats),
2730 +                                      ok
2731 +                               end
2732 +                            end) of
2733 +         {aborted, Reason} ->
2734 +              ?ERROR_MSG("Failed to rebuild_stats_at for ~p at ~p: ~p", [VHost, Date, Reason]),
2735 +              error;
2736 +         {atomic, ok} ->
2737 +              ok;
2738 +         {atomic, empty} ->
2739 +              {atomic,ok} = mnesia:delete_table(Table),
2740 +              ?MYDEBUG("Dropped table at ~p", [Date]),
2741 +              ok
2742 +    end.
2743 +
2744 +delete_nonexistent_stats(VHost) ->
2745 +    Dates = get_dates_int(VHost),
2746 +    mnesia:transaction(fun() ->
2747 +                          mnesia:foldl(fun(#stats{at=Date} = Stat, _Acc) ->
2748 +                                          case lists:member(Date, Dates) of
2749 +                                               false -> mnesia:delete_object(Stat);
2750 +                                               true -> ok
2751 +                                          end
2752 +                                       end, ok, stats_table(VHost))
2753 +                       end).
2754 +
2755 +delete_stats_by_vhost_at_int(VHost, Date) ->
2756 +    StatsDelete = fun(#stats{at=SDate} = Stat, _Acc)
2757 +                      when SDate == Date ->
2758 +                        mnesia:delete_object(stats_table(VHost), Stat, write),
2759 +                        ok;
2760 +                     (_Msg, _Acc) -> ok
2761 +                  end,
2762 +    case mnesia:transaction(fun() ->
2763 +                             mnesia:write_lock_table(stats_table(VHost)),
2764 +                             mnesia:foldl(StatsDelete, ok, stats_table(VHost))
2765 +                       end) of
2766 +         {aborted, Reason} ->
2767 +            ?ERROR_MSG("Failed to update stats at ~p for ~p: ~p", [Date, VHost, Reason]),
2768 +            rebuild_stats_at_int(VHost, Date);
2769 +         _ ->
2770 +            ?INFO_MSG("Updated stats at ~p for ~p", [Date, VHost]),
2771 +            ok
2772 +    end.
2773 +
2774 +get_user_stats_int(User, VHost) ->
2775 +    case mnesia:transaction(fun() ->
2776 +                               Pat = #stats{user=User, at='$1', count='$2'},
2777 +                               mnesia:select(stats_table(VHost), [{Pat, [], [['$1', '$2']]}])
2778 +                            end) of
2779 +         {atomic, Result} ->
2780 +                  {ok, mod_logdb:sort_stats([{Date, Count} || [Date, Count] <- Result])};
2781 +         {aborted, Reason} ->
2782 +                  {error, Reason}
2783 +    end.
2784 +
2785 +delete_all_messages_by_user_at_int(User, VHost, Date) ->
2786 +    Table = table_name(VHost, Date),
2787 +    MsgDelete = fun(#msg{owner_name=Owner} = Msg, _Acc)
2788 +                     when Owner == User ->
2789 +                       mnesia:delete_object(Table, Msg, write),
2790 +                       ok;
2791 +                   (_Msg, _Acc) -> ok
2792 +                end,
2793 +    DRez = case mnesia:transaction(fun() ->
2794 +                                     mnesia:foldl(MsgDelete, ok, Table)
2795 +                                   end) of
2796 +                {aborted, Reason} ->
2797 +                   ?ERROR_MSG("Failed to delete_all_messages_by_user_at for ~p@~p at ~p: ~p", [User, VHost, Date, Reason]),
2798 +                   error;
2799 +                _ ->
2800 +                   ok
2801 +    end,
2802 +    case rebuild_stats_at_int(VHost, Date) of
2803 +         error ->
2804 +           error;
2805 +         ok ->
2806 +           DRez
2807 +    end.
2808 +
2809 +delete_user_settings_int(User, VHost) ->
2810 +    STable = settings_table(VHost),
2811 +    case mnesia:dirty_match_object(STable, #user_settings{owner_name=User, _='_'}) of
2812 +         [] ->
2813 +            ok;
2814 +         [UserSettings] ->
2815 +            mnesia:dirty_delete_object(STable, UserSettings)
2816 +    end.
2817 +
2818 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2819 +%
2820 +% tables internals
2821 +%
2822 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2823 +create_stats_table(VHost) ->
2824 +    SName = stats_table(VHost),
2825 +    case mnesia:create_table(SName,
2826 +                             [{disc_only_copies, [node()]},
2827 +                              {type, bag},
2828 +                              {attributes, record_info(fields, stats)},
2829 +                              {record_name, stats}
2830 +                             ]) of
2831 +         {atomic, ok} ->
2832 +             ?MYDEBUG("Created stats table for ~p", [VHost]),
2833 +             lists:foreach(fun(Date) ->
2834 +                    rebuild_stats_at_int(VHost, Date)
2835 +             end, get_dates_int(VHost)),
2836 +             ok;
2837 +         {aborted, {already_exists, _}} ->
2838 +             ?MYDEBUG("Stats table for ~p already exists", [VHost]),
2839 +             ok;
2840 +         {aborted, Reason} ->
2841 +             ?ERROR_MSG("Failed to create stats table: ~p", [Reason]),
2842 +             error
2843 +    end.
2844 +
2845 +create_settings_table(VHost) ->
2846 +    SName = settings_table(VHost),
2847 +    case mnesia:create_table(SName,
2848 +                             [{disc_copies, [node()]},
2849 +                              {type, set},
2850 +                              {attributes, record_info(fields, user_settings)},
2851 +                              {record_name, user_settings}
2852 +                             ]) of
2853 +         {atomic, ok} ->
2854 +             ?MYDEBUG("Created settings table for ~p", [VHost]),
2855 +             ok;
2856 +         {aborted, {already_exists, _}} ->
2857 +             ?MYDEBUG("Settings table for ~p already exists", [VHost]),
2858 +             ok;
2859 +         {aborted, Reason} ->
2860 +             ?ERROR_MSG("Failed to create settings table: ~p", [Reason]),
2861 +             error
2862 +    end.
2863 +
2864 +create_msg_table(VHost, Date) ->
2865 +    mnesia:create_table(
2866 +              table_name(VHost, Date),
2867 +              [{disc_only_copies, [node()]},
2868 +               {type, bag},
2869 +               {attributes, record_info(fields, msg)},
2870 +               {record_name, msg}]).
2871 diff --git a/src/mod_logdb_mysql.erl b/src/mod_logdb_mysql.erl
2872 new file mode 100644
2873 index 00000000..21d65e65
2874 --- /dev/null
2875 +++ b/src/mod_logdb_mysql.erl
2876 @@ -0,0 +1,1050 @@
2877 +%%%----------------------------------------------------------------------
2878 +%%% File    : mod_logdb_mysql.erl
2879 +%%% Author  : Oleg Palij (mailto:o.palij@gmail.com)
2880 +%%% Purpose : MySQL backend for mod_logdb
2881 +%%% Url     : https://paleg.github.io/mod_logdb/
2882 +%%%----------------------------------------------------------------------
2883 +
2884 +-module(mod_logdb_mysql).
2885 +-author('o.palij@gmail.com').
2886 +
2887 +-include("mod_logdb.hrl").
2888 +-include("logger.hrl").
2889 +
2890 +-behaviour(gen_logdb).
2891 +-behaviour(gen_server).
2892 +
2893 +% gen_server
2894 +-export([code_change/3,handle_call/3,handle_cast/2,handle_info/2,init/1,terminate/2]).
2895 +% gen_mod
2896 +-export([start/2, stop/1]).
2897 +% gen_logdb
2898 +-export([log_message/2,
2899 +         rebuild_stats/1,
2900 +         rebuild_stats_at/2,
2901 +         delete_messages_by_user_at/3, delete_all_messages_by_user_at/3, delete_messages_at/2,
2902 +         get_vhost_stats/1, get_vhost_stats_at/2, get_user_stats/2, get_user_messages_at/3,
2903 +         get_dates/1,
2904 +         get_users_settings/1, get_user_settings/2, set_user_settings/3,
2905 +         drop_user/2]).
2906 +
2907 +% gen_server call timeout
2908 +-define(CALL_TIMEOUT, 30000).
2909 +-define(MYSQL_TIMEOUT, 60000).
2910 +-define(INDEX_SIZE, integer_to_list(170)).
2911 +-define(PROCNAME, mod_logdb_mysql).
2912 +
2913 +-import(mod_logdb, [list_to_bool/1, bool_to_list/1,
2914 +                    list_to_string/1, string_to_list/1,
2915 +                    convert_timestamp_brief/1]).
2916 +
2917 +-record(state, {dbref, vhost, server, port, db, user, password}).
2918 +
2919 +% replace "." with "_"
2920 +escape_vhost(VHost) -> lists:map(fun(46) -> 95;
2921 +                                    (A) -> A
2922 +                                 end, binary_to_list(VHost)).
2923 +prefix() ->
2924 +   "`logdb_".
2925 +
2926 +suffix(VHost) ->
2927 +   "_" ++ escape_vhost(VHost) ++ "`".
2928 +
2929 +messages_table(VHost, Date) ->
2930 +   prefix() ++ "messages_" ++ Date ++ suffix(VHost).
2931 +
2932 +stats_table(VHost) ->
2933 +   prefix() ++ "stats" ++ suffix(VHost).
2934 +
2935 +temp_table(VHost) ->
2936 +   prefix() ++ "temp" ++ suffix(VHost).
2937 +
2938 +settings_table(VHost) ->
2939 +   prefix() ++ "settings" ++ suffix(VHost).
2940 +
2941 +users_table(VHost) ->
2942 +   prefix() ++ "users" ++ suffix(VHost).
2943 +servers_table(VHost) ->
2944 +   prefix() ++ "servers" ++ suffix(VHost).
2945 +resources_table(VHost) ->
2946 +   prefix() ++ "resources" ++ suffix(VHost).
2947 +
2948 +ets_users_table(VHost) -> list_to_atom("logdb_users_" ++ binary_to_list(VHost)).
2949 +ets_servers_table(VHost) -> list_to_atom("logdb_servers_" ++ binary_to_list(VHost)).
2950 +ets_resources_table(VHost) -> list_to_atom("logdb_resources_" ++ binary_to_list(VHost)).
2951 +
2952 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2953 +%
2954 +% gen_mod callbacks
2955 +%
2956 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2957 +start(VHost, Opts) ->
2958 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2959 +   gen_server:start({local, Proc}, ?MODULE, [VHost, Opts], []).
2960 +
2961 +stop(VHost) ->
2962 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
2963 +   gen_server:call(Proc, {stop}, ?CALL_TIMEOUT).
2964 +
2965 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2966 +%
2967 +% gen_server callbacks
2968 +%
2969 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2970 +init([VHost, Opts]) ->
2971 +   crypto:start(),
2972 +
2973 +   Server = gen_mod:get_opt(server, Opts, fun(A) -> A end, <<"localhost">>),
2974 +   Port = gen_mod:get_opt(port, Opts, fun(A) -> A end, 3306),
2975 +   DB = gen_mod:get_opt(db, Opts, fun(A) -> A end, <<"logdb">>),
2976 +   User = gen_mod:get_opt(user, Opts, fun(A) -> A end, <<"root">>),
2977 +   Password = gen_mod:get_opt(password, Opts, fun(A) -> A end, <<"">>),
2978 +
2979 +   St = #state{vhost=VHost,
2980 +               server=Server, port=Port, db=DB,
2981 +               user=User, password=Password},
2982 +
2983 +   case open_mysql_connection(St) of
2984 +       {ok, DBRef} ->
2985 +           State = St#state{dbref=DBRef},
2986 +           ok = create_stats_table(State),
2987 +           ok = create_settings_table(State),
2988 +           ok = create_users_table(State),
2989 +           % clear ets cache every ...
2990 +           timer:send_interval(timer:hours(12), clear_ets_tables),
2991 +           ok = create_servers_table(State),
2992 +           ok = create_resources_table(State),
2993 +           erlang:monitor(process, DBRef),
2994 +           {ok, State};
2995 +       {error, Reason} ->
2996 +           ?ERROR_MSG("MySQL connection failed: ~p~n", [Reason]),
2997 +           {stop, db_connection_failed}
2998 +   end.
2999 +
3000 +open_mysql_connection(#state{server=Server, port=Port, db=DB,
3001 +                             user=DBUser, password=Password} = _State) ->
3002 +   LogFun = fun(debug, _Format, _Argument) ->
3003 +                 %?MYDEBUG(Format, Argument);
3004 +                 ok;
3005 +               (error, Format, Argument) ->
3006 +                 ?ERROR_MSG(Format, Argument);
3007 +               (Level, Format, Argument) ->
3008 +                 ?MYDEBUG("MySQL (~p)~n", [Level]),
3009 +                 ?MYDEBUG(Format, Argument)
3010 +            end,
3011 +   ?INFO_MSG("Opening mysql connection ~s@~s:~p/~s", [DBUser, Server, Port, DB]),
3012 +   p1_mysql_conn:start(binary_to_list(Server), Port,
3013 +                       binary_to_list(DBUser), binary_to_list(Password),
3014 +                       binary_to_list(DB), LogFun).
3015 +
3016 +close_mysql_connection(DBRef) ->
3017 +   ?MYDEBUG("Closing ~p mysql connection", [DBRef]),
3018 +   catch p1_mysql_conn:stop(DBRef).
3019 +
3020 +handle_call({log_message, Msg}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3021 +    Date = convert_timestamp_brief(Msg#msg.timestamp),
3022 +
3023 +    Table = messages_table(VHost, Date),
3024 +    Owner_id = get_user_id(DBRef, VHost, binary_to_list(Msg#msg.owner_name)),
3025 +    Peer_name_id = get_user_id(DBRef, VHost, binary_to_list(Msg#msg.peer_name)),
3026 +    Peer_server_id = get_server_id(DBRef, VHost, binary_to_list(Msg#msg.peer_server)),
3027 +    Peer_resource_id = get_resource_id(DBRef, VHost, binary_to_list(Msg#msg.peer_resource)),
3028 +
3029 +    Query = ["INSERT INTO ",Table," ",
3030 +               "(owner_id,",
3031 +                "peer_name_id,",
3032 +                "peer_server_id,",
3033 +                "peer_resource_id,",
3034 +                "direction,",
3035 +                "type,",
3036 +                "subject,",
3037 +                "body,",
3038 +                "timestamp) ",
3039 +               "VALUES ",
3040 +               "('", Owner_id, "',",
3041 +                 "'", Peer_name_id, "',",
3042 +                 "'", Peer_server_id, "',",
3043 +                 "'", Peer_resource_id, "',",
3044 +                 "'", atom_to_list(Msg#msg.direction), "',",
3045 +                 "'", binary_to_list(Msg#msg.type), "',",
3046 +                 "'", binary_to_list( ejabberd_sql:escape(Msg#msg.subject) ), "',",
3047 +                 "'", binary_to_list( ejabberd_sql:escape(Msg#msg.body) ), "',",
3048 +                 "'", Msg#msg.timestamp, "');"],
3049 +
3050 +    Reply =
3051 +       case sql_query_internal_silent(DBRef, Query) of
3052 +            {updated, _} ->
3053 +               ?MYDEBUG("Logged ok for ~s, peer: ~s", [ [Msg#msg.owner_name, <<"@">>, VHost],
3054 +                                                        [Msg#msg.peer_name, <<"@">>, Msg#msg.peer_server] ]),
3055 +               increment_user_stats(DBRef, Msg#msg.owner_name, Owner_id, VHost, Peer_name_id, Peer_server_id, Date);
3056 +            {error, Reason} ->
3057 +               case ejabberd_regexp:run(iolist_to_binary(Reason), <<"#42S02">>) of
3058 +                    % Table doesn't exist
3059 +                    match ->
3060 +                       case create_msg_table(DBRef, VHost, Date) of
3061 +                            error ->
3062 +                               error;
3063 +                            ok ->
3064 +                               {updated, _} = sql_query_internal(DBRef, Query),
3065 +                               increment_user_stats(DBRef, binary_to_list(Msg#msg.owner_name), Owner_id, VHost, Peer_name_id, Peer_server_id, Date)
3066 +                       end;
3067 +                    _ ->
3068 +                       ?ERROR_MSG("Failed to log message: ~p", [Reason]),
3069 +                       error
3070 +               end
3071 +       end,
3072 +    {reply, Reply, State};
3073 +handle_call({rebuild_stats_at, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3074 +    Reply = rebuild_stats_at_int(DBRef, VHost, Date),
3075 +    {reply, Reply, State};
3076 +handle_call({delete_messages_by_user_at, [], _Date}, _From, State) ->
3077 +    {reply, error, State};
3078 +handle_call({delete_messages_by_user_at, Msgs, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3079 +    Temp = lists:flatmap(fun(#msg{timestamp=Timestamp} = _Msg) ->
3080 +                             ["\"",Timestamp,"\"",","]
3081 +                         end, Msgs),
3082 +
3083 +    Temp1 = lists:append([lists:sublist(Temp, length(Temp)-1), ");"]),
3084 +
3085 +    Query = ["DELETE FROM ",messages_table(VHost, Date)," ",
3086 +                             "WHERE timestamp IN (", Temp1],
3087 +
3088 +    Reply =
3089 +      case sql_query_internal(DBRef, Query) of
3090 +           {updated, Aff} ->
3091 +              ?MYDEBUG("Aff=~p", [Aff]),
3092 +              rebuild_stats_at_int(DBRef, VHost, Date);
3093 +           {error, _} ->
3094 +              error
3095 +      end,
3096 +    {reply, Reply, State};
3097 +handle_call({delete_all_messages_by_user_at, User, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3098 +    ok = delete_all_messages_by_user_at_int(DBRef, User, VHost, Date),
3099 +    ok = delete_stats_by_user_at_int(DBRef, User, VHost, Date),
3100 +    {reply, ok, State};
3101 +handle_call({delete_messages_at, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3102 +    Reply =
3103 +      case sql_query_internal(DBRef, ["DROP TABLE ",messages_table(VHost, Date),";"]) of
3104 +           {updated, _} ->
3105 +              Query = ["DELETE FROM ",stats_table(VHost)," "
3106 +                          "WHERE at=\"",Date,"\";"],
3107 +              case sql_query_internal(DBRef, Query) of
3108 +                   {updated, _} ->
3109 +                      ok;
3110 +                   {error, _} ->
3111 +                      error
3112 +              end;
3113 +           {error, _} ->
3114 +              error
3115 +      end,
3116 +    {reply, Reply, State};
3117 +handle_call({get_vhost_stats}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3118 +    SName = stats_table(VHost),
3119 +    Query = ["SELECT at, sum(count) ",
3120 +                "FROM ",SName," ",
3121 +                "GROUP BY at ",
3122 +                "ORDER BY DATE(at) DESC;"
3123 +            ],
3124 +    Reply =
3125 +      case sql_query_internal(DBRef, Query) of
3126 +           {data, Result} ->
3127 +              {ok, [ {Date, list_to_integer(Count)} || [Date, Count] <- Result ]};
3128 +           {error, Reason} ->
3129 +              % TODO: Duplicate error message ?
3130 +              {error, Reason}
3131 +      end,
3132 +    {reply, Reply, State};
3133 +handle_call({get_vhost_stats_at, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3134 +    SName = stats_table(VHost),
3135 +    Query = ["SELECT username, sum(count) AS allcount ",
3136 +                "FROM ",SName," ",
3137 +                "JOIN ",users_table(VHost)," ON owner_id=user_id "
3138 +                "WHERE at=\"",Date,"\" "
3139 +                "GROUP BY username ",
3140 +                "ORDER BY allcount DESC;"
3141 +            ],
3142 +    Reply =
3143 +      case sql_query_internal(DBRef, Query) of
3144 +           {data, Result} ->
3145 +              {ok, lists:reverse(
3146 +                     lists:keysort(2,
3147 +                                   [ {User, list_to_integer(Count)} || [User, Count] <- Result]))};
3148 +           {error, Reason} ->
3149 +              % TODO:
3150 +              {error, Reason}
3151 +      end,
3152 +    {reply, Reply, State};
3153 +handle_call({get_user_stats, User}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3154 +    {reply, get_user_stats_int(DBRef, User, VHost), State};
3155 +handle_call({get_user_messages_at, User, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3156 +    TName = messages_table(VHost, Date),
3157 +    UName = users_table(VHost),
3158 +    SName = servers_table(VHost),
3159 +    RName = resources_table(VHost),
3160 +    Query = ["SELECT users.username,",
3161 +                    "servers.server,",
3162 +                    "resources.resource,",
3163 +                    "messages.direction,"
3164 +                    "messages.type,"
3165 +                    "messages.subject,"
3166 +                    "messages.body,"
3167 +                    "messages.timestamp "
3168 +               "FROM ",TName," AS messages "
3169 +                "JOIN ",UName," AS users ON peer_name_id=user_id ",
3170 +                "JOIN ",SName," AS servers ON peer_server_id=server_id ",
3171 +                "JOIN ",RName," AS resources ON peer_resource_id=resource_id ",
3172 +               "WHERE owner_id=\"",get_user_id(DBRef, VHost, User),"\" ",
3173 +               "ORDER BY timestamp ASC;"],
3174 +    Reply =
3175 +      case sql_query_internal(DBRef, Query) of
3176 +           {data, Result} ->
3177 +              Fun = fun([Peer_name, Peer_server, Peer_resource,
3178 +                         Direction,
3179 +                         Type,
3180 +                         Subject, Body,
3181 +                         Timestamp]) ->
3182 +                          #msg{peer_name=Peer_name, peer_server=Peer_server, peer_resource=Peer_resource,
3183 +                               direction=list_to_atom(Direction),
3184 +                               type=Type,
3185 +                               subject=Subject, body=Body,
3186 +                               timestamp=Timestamp}
3187 +                    end,
3188 +              {ok, lists:map(Fun, Result)};
3189 +           {error, Reason} ->
3190 +              {error, Reason}
3191 +      end,
3192 +    {reply, Reply, State};
3193 +handle_call({get_dates}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3194 +    SName = stats_table(VHost),
3195 +    Query = ["SELECT at ",
3196 +                "FROM ",SName," ",
3197 +                "GROUP BY at ",
3198 +                "ORDER BY DATE(at) DESC;"
3199 +            ],
3200 +    Reply =
3201 +       case sql_query_internal(DBRef, Query) of
3202 +            {data, Result} ->
3203 +               [ Date || [Date] <- Result ];
3204 +            {error, Reason} ->
3205 +               {error, Reason}
3206 +       end,
3207 +    {reply, Reply, State};
3208 +handle_call({get_users_settings}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3209 +    Query = ["SELECT username,dolog_default,dolog_list,donotlog_list ",
3210 +                "FROM ",settings_table(VHost)," ",
3211 +             "JOIN ",users_table(VHost)," ON user_id=owner_id;"],
3212 +    Reply =
3213 +      case sql_query_internal(DBRef, Query) of
3214 +           {data, Result} ->
3215 +              {ok, lists:map(fun([Owner, DoLogDef, DoLogL, DoNotLogL]) ->
3216 +                                 #user_settings{owner_name=Owner,
3217 +                                                dolog_default=list_to_bool(DoLogDef),
3218 +                                                dolog_list=string_to_list(DoLogL),
3219 +                                                donotlog_list=string_to_list(DoNotLogL)
3220 +                                               }
3221 +                             end, Result)};
3222 +           {error, _} ->
3223 +              error
3224 +      end,
3225 +    {reply, Reply, State};
3226 +handle_call({get_user_settings, User}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
3227 +    Query = ["SELECT dolog_default,dolog_list,donotlog_list FROM ",settings_table(VHost)," ",
3228 +                 "WHERE owner_id=\"",get_user_id(DBRef, VHost, User),"\";"],
3229 +    Reply =
3230 +      case sql_query_internal(DBRef, Query) of
3231 +           {data, []} ->
3232 +              {ok, []};
3233 +           {data, [[Owner, DoLogDef, DoLogL, DoNotLogL]]} ->
3234 +              {ok, #user_settings{owner_name=Owner,
3235 +                                  dolog_default=list_to_bool(DoLogDef),
3236 +                                  dolog_list=string_to_list(DoLogL),
3237 +                                  donotlog_list=string_to_list(DoNotLogL)}};
3238 +           {error, _} ->
3239 +              error
3240 +      end,
3241 +    {reply, Reply, State};
3242 +handle_call({set_user_settings, User, #user_settings{dolog_default=DoLogDef,
3243 +                                                     dolog_list=DoLogL,
3244 +                                                     donotlog_list=DoNotLogL}},
3245 +            _From, #state{dbref=DBRef, vhost=VHost} = State) ->
3246 +    User_id = get_user_id(DBRef, VHost, User),
3247 +
3248 +    Query = ["UPDATE ",settings_table(VHost)," ",
3249 +                "SET dolog_default=",bool_to_list(DoLogDef),", ",
3250 +                    "dolog_list='",list_to_string(DoLogL),"', ",
3251 +                    "donotlog_list='",list_to_string(DoNotLogL),"' ",
3252 +                "WHERE owner_id=\"",User_id,"\";"],
3253 +
3254 +    Reply =
3255 +      case sql_query_internal(DBRef, Query) of
3256 +           {updated, 0} ->
3257 +              IQuery = ["INSERT INTO ",settings_table(VHost)," ",
3258 +                            "(owner_id, dolog_default, dolog_list, donotlog_list) ",
3259 +                            "VALUES ",
3260 +                            "('",User_id,"', ",bool_to_list(DoLogDef),",'",list_to_string(DoLogL),"','",list_to_string(DoNotLogL),"');"],
3261 +              case sql_query_internal_silent(DBRef, IQuery) of
3262 +                   {updated, _} ->
3263 +                       ?MYDEBUG("New settings for ~s@~s", [User, VHost]),
3264 +                       ok;
3265 +                   {error, Reason} ->
3266 +                       case ejabberd_regexp:run(iolist_to_binary(Reason), <<"#23000">>) of
3267 +                            % Already exists
3268 +                            match ->
3269 +                                ok;
3270 +                             _ ->
3271 +                                ?ERROR_MSG("Failed setup user ~p@~p: ~p", [User, VHost, Reason]),
3272 +                                error
3273 +                       end
3274 +              end;
3275 +           {updated, 1} ->
3276 +              ?MYDEBUG("Updated settings for ~s@~s", [User, VHost]),
3277 +              ok;
3278 +           {error, _} ->
3279 +              error
3280 +      end,
3281 +    {reply, Reply, State};
3282 +handle_call({stop}, _From, #state{vhost=VHost}=State) ->
3283 +   ets:delete(ets_users_table(VHost)),
3284 +   ets:delete(ets_servers_table(VHost)),
3285 +   ?MYDEBUG("Stoping mysql backend for ~p", [VHost]),
3286 +   {stop, normal, ok, State};
3287 +handle_call(Msg, _From, State) ->
3288 +    ?INFO_MSG("Got call Msg: ~p, State: ~p", [Msg, State]),
3289 +    {noreply, State}.
3290 +
3291 +handle_cast({rebuild_stats}, State) ->
3292 +    rebuild_all_stats_int(State),
3293 +    {noreply, State};
3294 +handle_cast({drop_user, User}, #state{vhost=VHost} = State) ->
3295 +    Fun = fun() ->
3296 +            {ok, DBRef} = open_mysql_connection(State),
3297 +            {ok, Dates} = get_user_stats_int(DBRef, User, VHost),
3298 +            MDResult = lists:map(fun({Date, _}) ->
3299 +                           delete_all_messages_by_user_at_int(DBRef, User, VHost, Date)
3300 +                       end, Dates),
3301 +            StDResult = delete_all_stats_by_user_int(DBRef, User, VHost),
3302 +            SDResult = delete_user_settings_int(DBRef, User, VHost),
3303 +            case lists:all(fun(Result) when Result == ok ->
3304 +                                true;
3305 +                              (Result) when Result == error ->
3306 +                               false
3307 +                           end, lists:append([MDResult, [StDResult], [SDResult]])) of
3308 +                 true ->
3309 +                   ?INFO_MSG("Removed ~s@~s", [User, VHost]);
3310 +                 false ->
3311 +                   ?ERROR_MSG("Failed to remove ~s@~s", [User, VHost])
3312 +            end,
3313 +            close_mysql_connection(DBRef)
3314 +          end,
3315 +    spawn(Fun),
3316 +    {noreply, State};
3317 +handle_cast(Msg, State) ->
3318 +    ?INFO_MSG("Got cast Msg:~p, State:~p", [Msg, State]),
3319 +    {noreply, State}.
3320 +
3321 +handle_info(clear_ets_tables, State) ->
3322 +    ets:delete_all_objects(ets_users_table(State#state.vhost)),
3323 +    ets:delete_all_objects(ets_resources_table(State#state.vhost)),
3324 +    {noreply, State};
3325 +handle_info({'DOWN', _MonitorRef, process, _Pid, _Info}, State) ->
3326 +    {stop, connection_dropped, State};
3327 +handle_info(Info, State) ->
3328 +    ?INFO_MSG("Got Info:~p, State:~p", [Info, State]),
3329 +    {noreply, State}.
3330 +
3331 +terminate(_Reason, #state{dbref=DBRef}=_State) ->
3332 +    close_mysql_connection(DBRef),
3333 +    ok.
3334 +
3335 +code_change(_OldVsn, State, _Extra) ->
3336 +    {ok, State}.
3337 +
3338 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3339 +%
3340 +% gen_logdb callbacks
3341 +%
3342 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3343 +log_message(VHost, Msg) ->
3344 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3345 +   gen_server:call(Proc, {log_message, Msg}, ?CALL_TIMEOUT).
3346 +rebuild_stats(VHost) ->
3347 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3348 +   gen_server:cast(Proc, {rebuild_stats}).
3349 +rebuild_stats_at(VHost, Date) ->
3350 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3351 +   gen_server:call(Proc, {rebuild_stats_at, Date}, ?CALL_TIMEOUT).
3352 +delete_messages_by_user_at(VHost, Msgs, Date) ->
3353 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3354 +   gen_server:call(Proc, {delete_messages_by_user_at, Msgs, Date}, ?CALL_TIMEOUT).
3355 +delete_all_messages_by_user_at(User, VHost, Date) ->
3356 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3357 +   gen_server:call(Proc, {delete_all_messages_by_user_at, User, Date}, ?CALL_TIMEOUT).
3358 +delete_messages_at(VHost, Date) ->
3359 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3360 +   gen_server:call(Proc, {delete_messages_at, Date}, ?CALL_TIMEOUT).
3361 +get_vhost_stats(VHost) ->
3362 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3363 +   gen_server:call(Proc, {get_vhost_stats}, ?CALL_TIMEOUT).
3364 +get_vhost_stats_at(VHost, Date) ->
3365 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3366 +   gen_server:call(Proc, {get_vhost_stats_at, Date}, ?CALL_TIMEOUT).
3367 +get_user_stats(User, VHost) ->
3368 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3369 +   gen_server:call(Proc, {get_user_stats, User}, ?CALL_TIMEOUT).
3370 +get_user_messages_at(User, VHost, Date) ->
3371 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3372 +   gen_server:call(Proc, {get_user_messages_at, User, Date}, ?CALL_TIMEOUT).
3373 +get_dates(VHost) ->
3374 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3375 +   gen_server:call(Proc, {get_dates}, ?CALL_TIMEOUT).
3376 +get_users_settings(VHost) ->
3377 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3378 +   gen_server:call(Proc, {get_users_settings}, ?CALL_TIMEOUT).
3379 +get_user_settings(User, VHost) ->
3380 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3381 +   gen_server:call(Proc, {get_user_settings, User}, ?CALL_TIMEOUT).
3382 +set_user_settings(User, VHost, Set) ->
3383 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3384 +   gen_server:call(Proc, {set_user_settings, User, Set}, ?CALL_TIMEOUT).
3385 +drop_user(User, VHost) ->
3386 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
3387 +   gen_server:cast(Proc, {drop_user, User}).
3388 +
3389 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3390 +%
3391 +% internals
3392 +%
3393 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3394 +increment_user_stats(DBRef, User_name, User_id, VHost, PNameID, PServerID, Date) ->
3395 +    SName = stats_table(VHost),
3396 +    UQuery = ["UPDATE ",SName," ",
3397 +                  "SET count=count+1 ",
3398 +                  "WHERE owner_id=\"",User_id,"\" AND peer_name_id=\"",PNameID,"\" AND peer_server_id=\"",PServerID,"\" AND at=\"",Date,"\";"],
3399 +
3400 +    case sql_query_internal(DBRef, UQuery) of
3401 +         {updated, 0} ->
3402 +               IQuery = ["INSERT INTO ",SName," ",
3403 +                             "(owner_id, peer_name_id, peer_server_id, at, count) ",
3404 +                             "VALUES ",
3405 +                             "('",User_id,"', '",PNameID,"', '",PServerID,"', '",Date,"', '1');"],
3406 +               case sql_query_internal(DBRef, IQuery) of
3407 +                    {updated, _} ->
3408 +                         ?MYDEBUG("New stats for ~s@~s at ~s", [User_name, VHost, Date]),
3409 +                         ok;
3410 +                    {error, _} ->
3411 +                         error
3412 +               end;
3413 +         {updated, _} ->
3414 +               ?MYDEBUG("Updated stats for ~s@~s at ~s", [User_name, VHost, Date]),
3415 +               ok;
3416 +         {error, _} ->
3417 +               error
3418 +    end.
3419 +
3420 +get_dates_int(DBRef, VHost) ->
3421 +    case sql_query_internal(DBRef, ["SHOW TABLES"]) of
3422 +         {data, Tables} ->
3423 +            Reg = "^" ++ lists:sublist(prefix(),2,length(prefix())) ++ ".*" ++ escape_vhost(VHost),
3424 +            lists:foldl(fun([Table], Dates) ->
3425 +                           case re:run(Table, Reg) of
3426 +                                {match, _} ->
3427 +                                   case re:run(Table, "[0-9]+-[0-9]+-[0-9]+") of
3428 +                                        {match, [{S, E}]} ->
3429 +                                            lists:append(Dates, [lists:sublist(Table, S+1, E)]);
3430 +                                        nomatch ->
3431 +                                            Dates
3432 +                                   end;
3433 +                                _ ->
3434 +                                   Dates
3435 +                           end
3436 +                        end, [], Tables);
3437 +         {error, _} ->
3438 +            []
3439 +     end.
3440 +
3441 +rebuild_all_stats_int(#state{vhost=VHost}=State) ->
3442 +    Fun = fun() ->
3443 +             {ok, DBRef} = open_mysql_connection(State),
3444 +             ok = delete_nonexistent_stats(DBRef, VHost),
3445 +             case lists:filter(fun(Date) ->
3446 +                                 case catch rebuild_stats_at_int(DBRef, VHost, Date) of
3447 +                                      ok -> false;
3448 +                                      error -> true;
3449 +                                      {'EXIT', _} -> true
3450 +                                 end
3451 +                             end, get_dates_int(DBRef, VHost)) of
3452 +                  [] -> ok;
3453 +                  FTables ->
3454 +                     ?ERROR_MSG("Failed to rebuild stats for ~p dates", [FTables]),
3455 +                     error
3456 +             end,
3457 +             close_mysql_connection(DBRef)
3458 +          end,
3459 +    spawn(Fun).
3460 +
3461 +rebuild_stats_at_int(DBRef, VHost, Date) ->
3462 +    TempTable =  temp_table(VHost),
3463 +    Fun = fun() ->
3464 +           Table = messages_table(VHost, Date),
3465 +           STable = stats_table(VHost),
3466 +
3467 +           DQuery = [ "DELETE FROM ",STable," ",
3468 +                          "WHERE at='",Date,"';"],
3469 +
3470 +           ok = create_temp_table(DBRef, TempTable),
3471 +           {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",Table," WRITE, ",TempTable," WRITE;"]),
3472 +           SQuery = ["INSERT INTO ",TempTable," ",
3473 +                     "(owner_id,peer_name_id,peer_server_id,at,count) ",
3474 +                         "SELECT owner_id,peer_name_id,peer_server_id,\"",Date,"\",count(*) ",
3475 +                            "FROM ",Table," GROUP BY owner_id,peer_name_id,peer_server_id;"],
3476 +           case sql_query_internal(DBRef, SQuery) of
3477 +                  {updated, 0} ->
3478 +                      Count = sql_query_internal(DBRef, ["SELECT count(*) FROM ",Table,";"]),
3479 +                      case Count of
3480 +                        {data, [["0"]]} ->
3481 +                           {updated, _} = sql_query_internal(DBRef, ["DROP TABLE ",Table,";"]),
3482 +                           {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",STable," WRITE;"]),
3483 +                           {updated, _} = sql_query_internal(DBRef, DQuery),
3484 +                           ok;
3485 +                        _ ->
3486 +                           ?ERROR_MSG("Failed to calculate stats for ~s table! Count was ~p.", [Date, Count]),
3487 +                           error
3488 +                      end;
3489 +                  {updated, _} ->
3490 +                      {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",STable," WRITE, ",TempTable," WRITE;"]),
3491 +                      {updated, _} = sql_query_internal(DBRef, DQuery),
3492 +                      SQuery1 = ["INSERT INTO ",STable," ",
3493 +                                  "(owner_id,peer_name_id,peer_server_id,at,count) ",
3494 +                                     "SELECT owner_id,peer_name_id,peer_server_id,at,count ",
3495 +                                        "FROM ",TempTable,";"],
3496 +                      case sql_query_internal(DBRef, SQuery1) of
3497 +                           {updated, _} -> ok;
3498 +                           {error, _} -> error
3499 +                      end;
3500 +                  {error, _} -> error
3501 +           end
3502 +       end,
3503 +
3504 +    case catch apply(Fun, []) of
3505 +         ok ->
3506 +           ?INFO_MSG("Rebuilded stats for ~p at ~p", [VHost, Date]),
3507 +           ok;
3508 +         error ->
3509 +           error;
3510 +         {'EXIT', Reason} ->
3511 +           ?ERROR_MSG("Failed to rebuild stats for ~s table: ~p.", [Date, Reason]),
3512 +           error
3513 +    end,
3514 +    sql_query_internal(DBRef, ["UNLOCK TABLES;"]),
3515 +    sql_query_internal(DBRef, ["DROP TABLE ",TempTable,";"]),
3516 +    ok.
3517 +
3518 +
3519 +delete_nonexistent_stats(DBRef, VHost) ->
3520 +    Dates = get_dates_int(DBRef, VHost),
3521 +    STable = stats_table(VHost),
3522 +
3523 +    Temp = lists:flatmap(fun(Date) ->
3524 +                             ["\"",Date,"\"",","]
3525 +                         end, Dates),
3526 +
3527 +    case Temp of
3528 +         [] ->
3529 +           ok;
3530 +         _ ->
3531 +           % replace last "," with ");"
3532 +           Temp1 = lists:append([lists:sublist(Temp, length(Temp)-1), ");"]),
3533 +           Query = ["DELETE FROM ",STable," ",
3534 +                       "WHERE at NOT IN (", Temp1],
3535 +           case sql_query_internal(DBRef, Query) of
3536 +                {updated, _} ->
3537 +                    ok;
3538 +                {error, _} ->
3539 +                    error
3540 +           end
3541 +    end.
3542 +
3543 +get_user_stats_int(DBRef, User, VHost) ->
3544 +    SName = stats_table(VHost),
3545 +    Query = ["SELECT at, sum(count) as allcount ",
3546 +                "FROM ",SName," ",
3547 +                "WHERE owner_id=\"",get_user_id(DBRef, VHost, User),"\" ",
3548 +                "GROUP BY at "
3549 +                "ORDER BY DATE(at) DESC;"
3550 +            ],
3551 +    case sql_query_internal(DBRef, Query) of
3552 +         {data, Result} ->
3553 +            {ok, [ {Date, list_to_integer(Count)} || [Date, Count] <- Result]};
3554 +         {error, Result} ->
3555 +            {error, Result}
3556 +    end.
3557 +
3558 +delete_all_messages_by_user_at_int(DBRef, User, VHost, Date) ->
3559 +    DQuery = ["DELETE FROM ",messages_table(VHost, Date)," ",
3560 +                 "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\");"],
3561 +    case sql_query_internal(DBRef, DQuery) of
3562 +         {updated, _} ->
3563 +            ?INFO_MSG("Dropped messages for ~s@~s at ~s", [User, VHost, Date]),
3564 +            ok;
3565 +         {error, _} ->
3566 +            error
3567 +    end.
3568 +
3569 +delete_all_stats_by_user_int(DBRef, User, VHost) ->
3570 +    SQuery = ["DELETE FROM ",stats_table(VHost)," ",
3571 +                "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\");"],
3572 +    case sql_query_internal(DBRef, SQuery) of
3573 +         {updated, _} ->
3574 +             ?INFO_MSG("Dropped all stats for ~s@~s", [User, VHost]),
3575 +             ok;
3576 +         {error, _} -> error
3577 +    end.
3578 +
3579 +delete_stats_by_user_at_int(DBRef, User, VHost, Date) ->
3580 +    SQuery = ["DELETE FROM ",stats_table(VHost)," ",
3581 +                "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\") ",
3582 +                  "AND at=\"",Date,"\";"],
3583 +   case sql_query_internal(DBRef, SQuery) of
3584 +         {updated, _} ->
3585 +             ?INFO_MSG("Dropped stats for ~s@~s at ~s", [User, VHost, Date]),
3586 +             ok;
3587 +         {error, _} -> error
3588 +    end.
3589 +
3590 +delete_user_settings_int(DBRef, User, VHost) ->
3591 +    Query = ["DELETE FROM ",settings_table(VHost)," ",
3592 +                 "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\");"],
3593 +    case sql_query_internal(DBRef, Query) of
3594 +         {updated, _} ->
3595 +            ?INFO_MSG("Dropped ~s@~s settings", [User, VHost]),
3596 +            ok;
3597 +         {error, Reason} ->
3598 +            ?ERROR_MSG("Failed to drop ~s@~s settings: ~p", [User, VHost, Reason]),
3599 +            error
3600 +    end.
3601 +
3602 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3603 +%
3604 +% tables internals
3605 +%
3606 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3607 +create_temp_table(DBRef, Name) ->
3608 +    Query = ["CREATE TABLE ",Name," (",
3609 +                "owner_id MEDIUMINT UNSIGNED, ",
3610 +                "peer_name_id MEDIUMINT UNSIGNED, ",
3611 +                "peer_server_id MEDIUMINT UNSIGNED, ",
3612 +                "at VARCHAR(11), ",
3613 +                "count INT(11) ",
3614 +             ") ENGINE=MyISAM CHARACTER SET utf8;"
3615 +            ],
3616 +    case sql_query_internal(DBRef, Query) of
3617 +         {updated, _} -> ok;
3618 +         {error, _Reason} -> error
3619 +    end.
3620 +
3621 +create_stats_table(#state{dbref=DBRef, vhost=VHost}=State) ->
3622 +    SName = stats_table(VHost),
3623 +    Query = ["CREATE TABLE ",SName," (",
3624 +                "owner_id MEDIUMINT UNSIGNED, ",
3625 +                "peer_name_id MEDIUMINT UNSIGNED, ",
3626 +                "peer_server_id MEDIUMINT UNSIGNED, ",
3627 +                "at varchar(20), ",
3628 +                "count int(11), ",
3629 +                "INDEX(owner_id, peer_name_id, peer_server_id), ",
3630 +                "INDEX(at)"
3631 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
3632 +            ],
3633 +    case sql_query_internal_silent(DBRef, Query) of
3634 +         {updated, _} ->
3635 +            ?INFO_MSG("Created stats table for ~p", [VHost]),
3636 +            rebuild_all_stats_int(State),
3637 +            ok;
3638 +         {error, Reason} ->
3639 +            case ejabberd_regexp:run(iolist_to_binary(Reason), <<"#42S01">>) of
3640 +                 match ->
3641 +                   ?MYDEBUG("Stats table for ~p already exists", [VHost]),
3642 +                   CheckQuery = ["SHOW COLUMNS FROM ",SName," LIKE 'peer_%_id';"],
3643 +                   case sql_query_internal(DBRef, CheckQuery) of
3644 +                        {data, Elems} when length(Elems) == 2 ->
3645 +                          ?MYDEBUG("Stats table structure is ok", []),
3646 +                          ok;
3647 +                        _ ->
3648 +                          ?INFO_MSG("It seems like stats table structure is invalid. I will drop it and recreate", []),
3649 +                          case sql_query_internal(DBRef, ["DROP TABLE ",SName,";"]) of
3650 +                               {updated, _} ->
3651 +                                  ?INFO_MSG("Successfully dropped ~p", [SName]);
3652 +                               _ ->
3653 +                                  ?ERROR_MSG("Failed to drop ~p. You should drop it and restart module", [SName])
3654 +                          end,
3655 +                          error
3656 +                   end;
3657 +                 _ ->
3658 +                   ?ERROR_MSG("Failed to create stats table for ~p: ~p", [VHost, Reason]),
3659 +                   error
3660 +            end
3661 +    end.
3662 +
3663 +create_settings_table(#state{dbref=DBRef, vhost=VHost}) ->
3664 +    SName = settings_table(VHost),
3665 +    Query = ["CREATE TABLE IF NOT EXISTS ",SName," (",
3666 +                "owner_id MEDIUMINT UNSIGNED PRIMARY KEY, ",
3667 +                "dolog_default TINYINT(1) NOT NULL DEFAULT 1, ",
3668 +                "dolog_list TEXT, ",
3669 +                "donotlog_list TEXT ",
3670 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
3671 +            ],
3672 +    case sql_query_internal(DBRef, Query) of
3673 +         {updated, _} ->
3674 +            ?MYDEBUG("Created settings table for ~p", [VHost]),
3675 +            ok;
3676 +         {error, _} ->
3677 +            error
3678 +    end.
3679 +
3680 +create_users_table(#state{dbref=DBRef, vhost=VHost}) ->
3681 +    SName = users_table(VHost),
3682 +    Query = ["CREATE TABLE IF NOT EXISTS ",SName," (",
3683 +                "username TEXT NOT NULL, ",
3684 +                "user_id MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT UNIQUE, ",
3685 +                "UNIQUE INDEX(username(",?INDEX_SIZE,")) ",
3686 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
3687 +            ],
3688 +    case sql_query_internal(DBRef, Query) of
3689 +         {updated, _} ->
3690 +            ?MYDEBUG("Created users table for ~p", [VHost]),
3691 +            ets:new(ets_users_table(VHost), [named_table, set, public]),
3692 +            %update_users_from_db(DBRef, VHost),
3693 +            ok;
3694 +         {error, _} ->
3695 +            error
3696 +    end.
3697 +
3698 +create_servers_table(#state{dbref=DBRef, vhost=VHost}) ->
3699 +    SName = servers_table(VHost),
3700 +    Query = ["CREATE TABLE IF NOT EXISTS ",SName," (",
3701 +                "server TEXT NOT NULL, ",
3702 +                "server_id MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT UNIQUE, ",
3703 +                "UNIQUE INDEX(server(",?INDEX_SIZE,")) ",
3704 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
3705 +            ],
3706 +    case sql_query_internal(DBRef, Query) of
3707 +         {updated, _} ->
3708 +            ?MYDEBUG("Created servers table for ~p", [VHost]),
3709 +            ets:new(ets_servers_table(VHost), [named_table, set, public]),
3710 +            update_servers_from_db(DBRef, VHost),
3711 +            ok;
3712 +         {error, _} ->
3713 +            error
3714 +    end.
3715 +
3716 +create_resources_table(#state{dbref=DBRef, vhost=VHost}) ->
3717 +    RName = resources_table(VHost),
3718 +    Query = ["CREATE TABLE IF NOT EXISTS ",RName," (",
3719 +                "resource TEXT NOT NULL, ",
3720 +                "resource_id MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT UNIQUE, ",
3721 +                "UNIQUE INDEX(resource(",?INDEX_SIZE,")) ",
3722 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
3723 +            ],
3724 +    case sql_query_internal(DBRef, Query) of
3725 +         {updated, _} ->
3726 +            ?MYDEBUG("Created resources table for ~p", [VHost]),
3727 +            ets:new(ets_resources_table(VHost), [named_table, set, public]),
3728 +            ok;
3729 +         {error, _} ->
3730 +            error
3731 +    end.
3732 +
3733 +create_msg_table(DBRef, VHost, Date) ->
3734 +    TName = messages_table(VHost, Date),
3735 +    Query = ["CREATE TABLE ",TName," (",
3736 +                "owner_id MEDIUMINT UNSIGNED, ",
3737 +                "peer_name_id MEDIUMINT UNSIGNED, ",
3738 +                "peer_server_id MEDIUMINT UNSIGNED, ",
3739 +                "peer_resource_id MEDIUMINT(8) UNSIGNED, ",
3740 +                "direction ENUM('to', 'from'), ",
3741 +                "type ENUM('chat','error','groupchat','headline','normal') NOT NULL, ",
3742 +                "subject TEXT, ",
3743 +                "body TEXT, ",
3744 +                "timestamp DOUBLE, ",
3745 +                "INDEX search_i (owner_id, peer_name_id, peer_server_id, peer_resource_id), ",
3746 +                "FULLTEXT (body) "
3747 +             ") ENGINE=MyISAM CHARACTER SET utf8;"
3748 +            ],
3749 +    case sql_query_internal(DBRef, Query) of
3750 +         {updated, _MySQLRes} ->
3751 +            ?MYDEBUG("Created msg table for ~p at ~p", [VHost, Date]),
3752 +            ok;
3753 +         {error, _} ->
3754 +            error
3755 +    end.
3756 +
3757 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3758 +%
3759 +% internal ets cache (users, servers, resources)
3760 +%
3761 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3762 +update_servers_from_db(DBRef, VHost) ->
3763 +   ?INFO_MSG("Reading servers from db for ~p", [VHost]),
3764 +   SQuery = ["SELECT server, server_id FROM ",servers_table(VHost),";"],
3765 +   {data, Result} = sql_query_internal(DBRef, SQuery),
3766 +   true = ets:delete_all_objects(ets_servers_table(VHost)),
3767 +   true = ets:insert(ets_servers_table(VHost), [ {Server, Server_id} || [Server, Server_id] <- Result]).
3768 +
3769 +%update_users_from_db(DBRef, VHost) ->
3770 +%   ?INFO_MSG("Reading users from db for ~p", [VHost]),
3771 +%   SQuery = ["SELECT username, user_id FROM ",users_table(VHost),";"],
3772 +%   {data, Result} = sql_query_internal(DBRef, SQuery),
3773 +%   true = ets:delete_all_objects(ets_users_table(VHost)),
3774 +%   true = ets:insert(ets_users_table(VHost), [ {Username, User_id} || [Username, User_id] <- Result]).
3775 +
3776 +%get_user_name(DBRef, VHost, User_id) ->
3777 +%  case ets:match(ets_users_table(VHost), {'$1', User_id}) of
3778 +%       [[User]] -> User;
3779 +%       % this can be in clustered environment
3780 +%       [] ->
3781 +%         %update_users_from_db(DBRef, VHost),
3782 +%         SQuery = ["SELECT username FROM ",users_table(VHost)," ",
3783 +%                             "WHERE user_id=\"",User_id,"\";"],
3784 +%         {data, [[Name]]} = sql_query_internal(DBRef, SQuery),
3785 +%         % cache {user, id} pair
3786 +%         ets:insert(ets_users_table(VHost), {Name, User_id}),
3787 +%         Name
3788 +%  end.
3789 +
3790 +%get_server_name(DBRef, VHost, Server_id) ->
3791 +%  case ets:match(ets_servers_table(VHost), {'$1', Server_id}) of
3792 +%       [[Server]] -> Server;
3793 +       % this can be in clustered environment
3794 +%       [] ->
3795 +%         update_servers_from_db(DBRef, VHost),
3796 +%         [[Server1]] = ets:match(ets_servers_table(VHost), {'$1', Server_id}),
3797 +%         Server1
3798 +%  end.
3799 +
3800 +get_user_id_from_db(DBRef, VHost, User) ->
3801 +  SQuery = ["SELECT user_id FROM ",users_table(VHost)," ",
3802 +               "WHERE username=\"",User,"\";"],
3803 +  case sql_query_internal(DBRef, SQuery) of
3804 +       % no such user in db
3805 +       {data, []} ->
3806 +          {ok, []};
3807 +       {data, [[DBId]]} ->
3808 +          % cache {user, id} pair
3809 +          ets:insert(ets_users_table(VHost), {User, DBId}),
3810 +          {ok, DBId}
3811 +  end.
3812 +get_user_id(DBRef, VHost, User) ->
3813 +  % Look at ets
3814 +  case ets:match(ets_users_table(VHost), {User, '$1'}) of
3815 +       [] ->
3816 +         % Look at db
3817 +         case get_user_id_from_db(DBRef, VHost, User) of
3818 +              % no such user in db
3819 +              {ok, []} ->
3820 +                 IQuery = ["INSERT INTO ",users_table(VHost)," ",
3821 +                              "SET username=\"",User,"\";"],
3822 +                 case sql_query_internal_silent(DBRef, IQuery) of
3823 +                      {updated, _} ->
3824 +                          {ok, NewId} = get_user_id_from_db(DBRef, VHost, User),
3825 +                          NewId;
3826 +                      {error, Reason} ->
3827 +                          % this can be in clustered environment
3828 +                          match = ejabberd_regexp:run(iolist_to_binary(Reason), <<"#23000">>),
3829 +                          ?ERROR_MSG("Duplicate key name for ~p", [User]),
3830 +                          {ok, ClID} = get_user_id_from_db(DBRef, VHost, User),
3831 +                          ClID
3832 +                 end;
3833 +              {ok, DBId} ->
3834 +                 DBId
3835 +         end;
3836 +       [[EtsId]] -> EtsId
3837 +  end.
3838 +
3839 +get_server_id(DBRef, VHost, Server) ->
3840 +  case ets:match(ets_servers_table(VHost), {Server, '$1'}) of
3841 +       [] ->
3842 +        IQuery = ["INSERT INTO ",servers_table(VHost)," ",
3843 +                     "SET server=\"",Server,"\";"],
3844 +        case sql_query_internal_silent(DBRef, IQuery) of
3845 +             {updated, _} ->
3846 +                SQuery = ["SELECT server_id FROM ",servers_table(VHost)," ",
3847 +                             "WHERE server=\"",Server,"\";"],
3848 +                {data, [[Id]]} = sql_query_internal(DBRef, SQuery),
3849 +                ets:insert(ets_servers_table(VHost), {Server, Id}),
3850 +                Id;
3851 +             {error, Reason} ->
3852 +                % this can be in clustered environment
3853 +                match = ejabberd_regexp:run(iolist_to_binary(Reason), <<"#23000">>),
3854 +                ?ERROR_MSG("Duplicate key name for ~p", [Server]),
3855 +                update_servers_from_db(DBRef, VHost),
3856 +                [[Id1]] = ets:match(ets_servers_table(VHost), {Server, '$1'}),
3857 +                Id1
3858 +        end;
3859 +       [[Id]] -> Id
3860 +  end.
3861 +
3862 +get_resource_id_from_db(DBRef, VHost, Resource) ->
3863 +  SQuery = ["SELECT resource_id FROM ",resources_table(VHost)," ",
3864 +               "WHERE resource=\"",binary_to_list(ejabberd_sql:escape(iolist_to_binary(Resource))),"\";"],
3865 +  case sql_query_internal(DBRef, SQuery) of
3866 +       % no such resource in db
3867 +       {data, []} ->
3868 +          {ok, []};
3869 +       {data, [[DBId]]} ->
3870 +          % cache {resource, id} pair
3871 +          ets:insert(ets_resources_table(VHost), {Resource, DBId}),
3872 +          {ok, DBId}
3873 +  end.
3874 +get_resource_id(DBRef, VHost, Resource) ->
3875 +  % Look at ets
3876 +  case ets:match(ets_resources_table(VHost), {Resource, '$1'}) of
3877 +       [] ->
3878 +         % Look at db
3879 +         case get_resource_id_from_db(DBRef, VHost, Resource) of
3880 +              % no such resource in db
3881 +              {ok, []} ->
3882 +                 IQuery = ["INSERT INTO ",resources_table(VHost)," ",
3883 +                              "SET resource=\"",binary_to_list(ejabberd_sql:escape(iolist_to_binary(Resource))),"\";"],
3884 +                 case sql_query_internal_silent(DBRef, IQuery) of
3885 +                      {updated, _} ->
3886 +                          {ok, NewId} = get_resource_id_from_db(DBRef, VHost, Resource),
3887 +                          NewId;
3888 +                      {error, Reason} ->
3889 +                          % this can be in clustered environment
3890 +                          match = ejabberd_regexp:run(iolist_to_binary(Reason), <<"#23000">>),
3891 +                          ?ERROR_MSG("Duplicate key name for ~s", [Resource]),
3892 +                          {ok, ClID} = get_resource_id_from_db(DBRef, VHost, Resource),
3893 +                          ClID
3894 +                 end;
3895 +              {ok, DBId} ->
3896 +                 DBId
3897 +         end;
3898 +       [[EtsId]] -> EtsId
3899 +  end.
3900 +
3901 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3902 +%
3903 +% SQL internals
3904 +%
3905 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3906 +sql_query_internal(DBRef, Query) ->
3907 +    case sql_query_internal_silent(DBRef, Query) of
3908 +         {error, Reason} ->
3909 +            ?ERROR_MSG("~p while ~p", [Reason, lists:append(Query)]),
3910 +            {error, Reason};
3911 +         Rez -> Rez
3912 +    end.
3913 +
3914 +sql_query_internal_silent(DBRef, Query) ->
3915 +    ?MYDEBUG("DOING: \"~s\"", [lists:append(Query)]),
3916 +    get_result(p1_mysql_conn:fetch(DBRef, Query, self(), ?MYSQL_TIMEOUT)).
3917 +
3918 +get_result({updated, MySQLRes}) ->
3919 +    {updated, p1_mysql:get_result_affected_rows(MySQLRes)};
3920 +get_result({data, MySQLRes}) ->
3921 +    {data, p1_mysql:get_result_rows(MySQLRes)};
3922 +get_result({error, "query timed out"}) ->
3923 +    {error, "query timed out"};
3924 +get_result({error, MySQLRes}) ->
3925 +    Reason = p1_mysql:get_result_reason(MySQLRes),
3926 +    {error, Reason}.
3927 diff --git a/src/mod_logdb_mysql5.erl b/src/mod_logdb_mysql5.erl
3928 new file mode 100644
3929 index 00000000..c05ab958
3930 --- /dev/null
3931 +++ b/src/mod_logdb_mysql5.erl
3932 @@ -0,0 +1,979 @@
3933 +%%%----------------------------------------------------------------------
3934 +%%% File    : mod_logdb_mysql5.erl
3935 +%%% Author  : Oleg Palij (mailto:o.palij@gmail.com)
3936 +%%% Purpose : MySQL 5 backend for mod_logdb
3937 +%%% Url     : https://paleg.github.io/mod_logdb/
3938 +%%%----------------------------------------------------------------------
3939 +
3940 +-module(mod_logdb_mysql5).
3941 +-author('o.palij@gmail.com').
3942 +
3943 +-include("mod_logdb.hrl").
3944 +-include("logger.hrl").
3945 +
3946 +-behaviour(gen_logdb).
3947 +-behaviour(gen_server).
3948 +
3949 +% gen_server
3950 +-export([code_change/3,handle_call/3,handle_cast/2,handle_info/2,init/1,terminate/2]).
3951 +% gen_mod
3952 +-export([start/2, stop/1]).
3953 +% gen_logdb
3954 +-export([log_message/2,
3955 +         rebuild_stats/1,
3956 +         rebuild_stats_at/2,
3957 +         delete_messages_by_user_at/3, delete_all_messages_by_user_at/3, delete_messages_at/2,
3958 +         get_vhost_stats/1, get_vhost_stats_at/2, get_user_stats/2, get_user_messages_at/3,
3959 +         get_dates/1,
3960 +         get_users_settings/1, get_user_settings/2, set_user_settings/3,
3961 +         drop_user/2]).
3962 +
3963 +% gen_server call timeout
3964 +-define(CALL_TIMEOUT, 30000).
3965 +-define(MYSQL_TIMEOUT, 60000).
3966 +-define(INDEX_SIZE, integer_to_list(170)).
3967 +-define(PROCNAME, mod_logdb_mysql5).
3968 +
3969 +-import(mod_logdb, [list_to_bool/1, bool_to_list/1,
3970 +                    list_to_string/1, string_to_list/1,
3971 +                    convert_timestamp_brief/1]).
3972 +
3973 +-record(state, {dbref, vhost, server, port, db, user, password}).
3974 +
3975 +% replace "." with "_"
3976 +escape_vhost(VHost) -> lists:map(fun(46) -> 95;
3977 +                                    (A) -> A
3978 +                                 end, binary_to_list(VHost)).
3979 +prefix() ->
3980 +   "`logdb_".
3981 +
3982 +suffix(VHost) ->
3983 +   "_" ++ escape_vhost(VHost) ++ "`".
3984 +
3985 +messages_table(VHost, Date) ->
3986 +   prefix() ++ "messages_" ++ Date ++ suffix(VHost).
3987 +
3988 +% TODO: this needs to be redone to unify view name in stored procedure and in delete_messages_at/2
3989 +view_table(VHost, Date) ->
3990 +   Table = messages_table(VHost, Date),
3991 +   TablewoQ = lists:sublist(Table, 2, length(Table) - 2),
3992 +   lists:append(["`v_", TablewoQ, "`"]).
3993 +
3994 +stats_table(VHost) ->
3995 +   prefix() ++ "stats" ++ suffix(VHost).
3996 +
3997 +temp_table(VHost) ->
3998 +   prefix() ++ "temp" ++ suffix(VHost).
3999 +
4000 +settings_table(VHost) ->
4001 +   prefix() ++ "settings" ++ suffix(VHost).
4002 +
4003 +users_table(VHost) ->
4004 +   prefix() ++ "users" ++ suffix(VHost).
4005 +servers_table(VHost) ->
4006 +   prefix() ++ "servers" ++ suffix(VHost).
4007 +resources_table(VHost) ->
4008 +   prefix() ++ "resources" ++ suffix(VHost).
4009 +
4010 +logmessage_name(VHost) ->
4011 +   prefix() ++ "logmessage" ++ suffix(VHost).
4012 +
4013 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4014 +%
4015 +% gen_mod callbacks
4016 +%
4017 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4018 +start(VHost, Opts) ->
4019 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4020 +   gen_server:start({local, Proc}, ?MODULE, [VHost, Opts], []).
4021 +
4022 +stop(VHost) ->
4023 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4024 +   gen_server:call(Proc, {stop}, ?CALL_TIMEOUT).
4025 +
4026 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4027 +%
4028 +% gen_server callbacks
4029 +%
4030 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4031 +init([VHost, Opts]) ->
4032 +   crypto:start(),
4033 +
4034 +   Server = gen_mod:get_opt(server, Opts, fun(A) -> A end, <<"localhost">>),
4035 +   Port = gen_mod:get_opt(port, Opts, fun(A) -> A end, 3306),
4036 +   DB = gen_mod:get_opt(db, Opts, fun(A) -> A end, <<"logdb">>),
4037 +   User = gen_mod:get_opt(user, Opts, fun(A) -> A end, <<"root">>),
4038 +   Password = gen_mod:get_opt(password, Opts, fun(A) -> A end, <<"">>),
4039 +
4040 +   St = #state{vhost=VHost,
4041 +               server=Server, port=Port, db=DB,
4042 +               user=User, password=Password},
4043 +
4044 +   case open_mysql_connection(St) of
4045 +       {ok, DBRef} ->
4046 +           State = St#state{dbref=DBRef},
4047 +           ok = create_internals(State),
4048 +           ok = create_stats_table(State),
4049 +           ok = create_settings_table(State),
4050 +           ok = create_users_table(State),
4051 +           ok = create_servers_table(State),
4052 +           ok = create_resources_table(State),
4053 +           erlang:monitor(process, DBRef),
4054 +           {ok, State};
4055 +       {error, Reason} ->
4056 +           ?ERROR_MSG("MySQL connection failed: ~p~n", [Reason]),
4057 +           {stop, db_connection_failed}
4058 +   end.
4059 +
4060 +open_mysql_connection(#state{server=Server, port=Port, db=DB,
4061 +                             user=DBUser, password=Password} = _State) ->
4062 +   LogFun = fun(debug, _Format, _Argument) ->
4063 +                 %?MYDEBUG(Format, Argument);
4064 +                 ok;
4065 +               (error, Format, Argument) ->
4066 +                 ?ERROR_MSG(Format, Argument);
4067 +               (Level, Format, Argument) ->
4068 +                 ?MYDEBUG("MySQL (~p)~n", [Level]),
4069 +                 ?MYDEBUG(Format, Argument)
4070 +            end,
4071 +   ?INFO_MSG("Opening mysql connection ~s@~s:~p/~s", [DBUser, Server, Port, DB]),
4072 +   p1_mysql_conn:start(binary_to_list(Server), Port,
4073 +                       binary_to_list(DBUser), binary_to_list(Password),
4074 +                       binary_to_list(DB), LogFun).
4075 +
4076 +close_mysql_connection(DBRef) ->
4077 +   ?MYDEBUG("Closing ~p mysql connection", [DBRef]),
4078 +   catch p1_mysql_conn:stop(DBRef).
4079 +
4080 +handle_call({rebuild_stats_at, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4081 +    Reply = rebuild_stats_at_int(DBRef, VHost, Date),
4082 +    {reply, Reply, State};
4083 +handle_call({delete_messages_by_user_at, [], _Date}, _From, State) ->
4084 +    {reply, error, State};
4085 +handle_call({delete_messages_by_user_at, Msgs, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4086 +    Temp = lists:flatmap(fun(#msg{timestamp=Timestamp} = _Msg) ->
4087 +                             ["\"",Timestamp,"\"",","]
4088 +                         end, Msgs),
4089 +
4090 +    Temp1 = lists:append([lists:sublist(Temp, length(Temp)-1), ");"]),
4091 +
4092 +    Query = ["DELETE FROM ",messages_table(VHost, Date)," ",
4093 +                             "WHERE timestamp IN (", Temp1],
4094 +
4095 +    Reply =
4096 +      case sql_query_internal(DBRef, Query) of
4097 +           {updated, Aff} ->
4098 +              ?MYDEBUG("Aff=~p", [Aff]),
4099 +              rebuild_stats_at_int(DBRef, VHost, Date);
4100 +           {error, _} ->
4101 +              error
4102 +      end,
4103 +    {reply, Reply, State};
4104 +handle_call({delete_all_messages_by_user_at, User, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4105 +    ok = delete_all_messages_by_user_at_int(DBRef, User, VHost, Date),
4106 +    ok = delete_stats_by_user_at_int(DBRef, User, VHost, Date),
4107 +    {reply, ok, State};
4108 +handle_call({delete_messages_at, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4109 +    Fun = fun() ->
4110 +              {updated, _} = sql_query_internal(DBRef, ["DROP TABLE ",messages_table(VHost, Date),";"]),
4111 +              TQuery = ["DELETE FROM ",stats_table(VHost)," "
4112 +                           "WHERE at=\"",Date,"\";"],
4113 +              {updated, _} = sql_query_internal(DBRef, TQuery),
4114 +              VQuery = ["DROP VIEW IF EXISTS ",view_table(VHost,Date),";"],
4115 +              {updated, _} = sql_query_internal(DBRef, VQuery),
4116 +              ok
4117 +          end,
4118 +    Reply =
4119 +      case catch apply(Fun, []) of
4120 +           ok ->
4121 +              ok;
4122 +           {'EXIT', _} ->
4123 +              error
4124 +      end,
4125 +    {reply, Reply, State};
4126 +handle_call({get_vhost_stats}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4127 +    SName = stats_table(VHost),
4128 +    Query = ["SELECT at, sum(count) ",
4129 +                "FROM ",SName," ",
4130 +                "GROUP BY at ",
4131 +                "ORDER BY DATE(at) DESC;"
4132 +            ],
4133 +    Reply =
4134 +      case sql_query_internal(DBRef, Query) of
4135 +           {data, Result} ->
4136 +              {ok, [ {Date, list_to_integer(Count)} || [Date, Count] <- Result ]};
4137 +           {error, Reason} ->
4138 +              % TODO: Duplicate error message ?
4139 +              {error, Reason}
4140 +      end,
4141 +    {reply, Reply, State};
4142 +handle_call({get_vhost_stats_at, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4143 +    SName = stats_table(VHost),
4144 +    Query = ["SELECT username, sum(count) as allcount ",
4145 +                "FROM ",SName," ",
4146 +                "JOIN ",users_table(VHost)," ON owner_id=user_id "
4147 +                "WHERE at=\"",Date,"\" ",
4148 +                "GROUP BY username ",
4149 +                "ORDER BY allcount DESC;"
4150 +            ],
4151 +    Reply =
4152 +      case sql_query_internal(DBRef, Query) of
4153 +           {data, Result} ->
4154 +              {ok, [ {User, list_to_integer(Count)} || [User, Count] <- Result ]};
4155 +           {error, Reason} ->
4156 +              {error, Reason}
4157 +      end,
4158 +    {reply, Reply, State};
4159 +handle_call({get_user_stats, User}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4160 +    {reply, get_user_stats_int(DBRef, User, VHost), State};
4161 +handle_call({get_user_messages_at, User, Date}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4162 +    Query = ["SELECT peer_name,",
4163 +                    "peer_server,",
4164 +                    "peer_resource,",
4165 +                    "direction,"
4166 +                    "type,"
4167 +                    "subject,"
4168 +                    "body,"
4169 +                    "timestamp "
4170 +               "FROM ",view_table(VHost, Date)," "
4171 +               "WHERE owner_name=\"",User,"\";"],
4172 +    Reply =
4173 +      case sql_query_internal(DBRef, Query) of
4174 +           {data, Result} ->
4175 +              Fun = fun([Peer_name, Peer_server, Peer_resource,
4176 +                         Direction,
4177 +                         Type,
4178 +                         Subject, Body,
4179 +                         Timestamp]) ->
4180 +                          #msg{peer_name=Peer_name, peer_server=Peer_server, peer_resource=Peer_resource,
4181 +                               direction=list_to_atom(Direction),
4182 +                               type=Type,
4183 +                               subject=Subject, body=Body,
4184 +                               timestamp=Timestamp}
4185 +                    end,
4186 +              {ok, lists:map(Fun, Result)};
4187 +           {error, Reason} ->
4188 +              {error, Reason}
4189 +      end,
4190 +    {reply, Reply, State};
4191 +handle_call({get_dates}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4192 +    SName = stats_table(VHost),
4193 +    Query = ["SELECT at ",
4194 +                "FROM ",SName," ",
4195 +                "GROUP BY at ",
4196 +                "ORDER BY DATE(at) DESC;"
4197 +            ],
4198 +    Reply =
4199 +       case sql_query_internal(DBRef, Query) of
4200 +            {data, Result} ->
4201 +               [ Date || [Date] <- Result ];
4202 +            {error, Reason} ->
4203 +               {error, Reason}
4204 +       end,
4205 +    {reply, Reply, State};
4206 +handle_call({get_users_settings}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4207 +    Query = ["SELECT username,dolog_default,dolog_list,donotlog_list ",
4208 +                "FROM ",settings_table(VHost)," ",
4209 +             "JOIN ",users_table(VHost)," ON user_id=owner_id;"],
4210 +    Reply =
4211 +      case sql_query_internal(DBRef, Query) of
4212 +           {data, Result} ->
4213 +              {ok, lists:map(fun([Owner, DoLogDef, DoLogL, DoNotLogL]) ->
4214 +                                 #user_settings{owner_name=Owner,
4215 +                                                dolog_default=list_to_bool(DoLogDef),
4216 +                                                dolog_list=string_to_list(DoLogL),
4217 +                                                donotlog_list=string_to_list(DoNotLogL)
4218 +                                               }
4219 +                             end, Result)};
4220 +           {error, _} ->
4221 +              error
4222 +      end,
4223 +    {reply, Reply, State};
4224 +handle_call({get_user_settings, User}, _From, #state{dbref=DBRef, vhost=VHost}=State) ->
4225 +    Query = ["SELECT dolog_default,dolog_list,donotlog_list FROM ",settings_table(VHost)," ",
4226 +                 "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\");"],
4227 +    Reply =
4228 +      case sql_query_internal(DBRef, Query) of
4229 +           {data, []} ->
4230 +              {ok, []};
4231 +           {data, [[Owner, DoLogDef, DoLogL, DoNotLogL]]} ->
4232 +              {ok, #user_settings{owner_name=Owner,
4233 +                                  dolog_default=list_to_bool(DoLogDef),
4234 +                                  dolog_list=string_to_list(DoLogL),
4235 +                                  donotlog_list=string_to_list(DoNotLogL)}};
4236 +           {error, _} ->
4237 +              error
4238 +      end,
4239 +    {reply, Reply, State};
4240 +handle_call({set_user_settings, User, #user_settings{dolog_default=DoLogDef,
4241 +                                                     dolog_list=DoLogL,
4242 +                                                     donotlog_list=DoNotLogL}},
4243 +            _From, #state{dbref=DBRef, vhost=VHost} = State) ->
4244 +    User_id = get_user_id(DBRef, VHost, User),
4245 +    Query = ["UPDATE ",settings_table(VHost)," ",
4246 +                "SET dolog_default=",bool_to_list(DoLogDef),", ",
4247 +                    "dolog_list='",list_to_string(DoLogL),"', ",
4248 +                    "donotlog_list='",list_to_string(DoNotLogL),"' ",
4249 +                "WHERE owner_id=",User_id,";"],
4250 +
4251 +    Reply =
4252 +      case sql_query_internal(DBRef, Query) of
4253 +           {updated, 0} ->
4254 +              IQuery = ["INSERT INTO ",settings_table(VHost)," ",
4255 +                            "(owner_id, dolog_default, dolog_list, donotlog_list) ",
4256 +                            "VALUES ",
4257 +                            "(",User_id,",",bool_to_list(DoLogDef),",'",list_to_string(DoLogL),"','",list_to_string(DoNotLogL),"');"],
4258 +              case sql_query_internal_silent(DBRef, IQuery) of
4259 +                   {updated, _} ->
4260 +                       ?MYDEBUG("New settings for ~s@~s", [User, VHost]),
4261 +                       ok;
4262 +                   {error, Reason} ->
4263 +                       case ejabberd_regexp:run(iolist_to_binary(Reason), <<"#23000">>) of
4264 +                            % Already exists
4265 +                            match ->
4266 +                                ok;
4267 +                             _ ->
4268 +                                ?ERROR_MSG("Failed setup user ~p@~p: ~p", [User, VHost, Reason]),
4269 +                                error
4270 +                       end
4271 +              end;
4272 +           {updated, 1} ->
4273 +              ?MYDEBUG("Updated settings for ~s@~s", [User, VHost]),
4274 +              ok;
4275 +           {error, _} ->
4276 +              error
4277 +      end,
4278 +    {reply, Reply, State};
4279 +handle_call({stop}, _From, #state{vhost=VHost}=State) ->
4280 +   ?MYDEBUG("Stoping mysql5 backend for ~p", [VHost]),
4281 +   {stop, normal, ok, State};
4282 +handle_call(Msg, _From, State) ->
4283 +    ?INFO_MSG("Got call Msg: ~p, State: ~p", [Msg, State]),
4284 +    {noreply, State}.
4285 +
4286 +handle_cast({log_message, Msg}, #state{dbref=DBRef, vhost=VHost}=State) ->
4287 +    Fun = fun() ->
4288 +            Date = convert_timestamp_brief(Msg#msg.timestamp),
4289 +            TableName = messages_table(VHost, Date),
4290 +
4291 +            Query = [ "CALL ",logmessage_name(VHost)," "
4292 +                         "('", TableName, "',",
4293 +                         "'", Date, "',",
4294 +                         "'", binary_to_list(Msg#msg.owner_name), "',",
4295 +                         "'", binary_to_list(Msg#msg.peer_name), "',",
4296 +                         "'", binary_to_list(Msg#msg.peer_server), "',",
4297 +                         "'", binary_to_list( ejabberd_sql:escape(Msg#msg.peer_resource) ), "',",
4298 +                         "'", atom_to_list(Msg#msg.direction), "',",
4299 +                         "'", binary_to_list(Msg#msg.type), "',",
4300 +                         "'", binary_to_list( ejabberd_sql:escape(Msg#msg.subject) ), "',",
4301 +                         "'", binary_to_list( ejabberd_sql:escape(Msg#msg.body) ), "',",
4302 +                         "'", Msg#msg.timestamp, "');"],
4303 +
4304 +            case sql_query_internal(DBRef, Query) of
4305 +                 {updated, _} ->
4306 +                    ?MYDEBUG("Logged ok for ~s, peer: ~s", [ [Msg#msg.owner_name, <<"@">>, VHost],
4307 +                                                             [Msg#msg.peer_name, <<"@">>, Msg#msg.peer_server] ]),
4308 +                    ok;
4309 +                 {error, _Reason} ->
4310 +                    error
4311 +            end
4312 +          end,
4313 +    spawn(Fun),
4314 +    {noreply, State};
4315 +handle_cast({rebuild_stats}, State) ->
4316 +    rebuild_all_stats_int(State),
4317 +    {noreply, State};
4318 +handle_cast({drop_user, User}, #state{vhost=VHost} = State) ->
4319 +    Fun = fun() ->
4320 +            {ok, DBRef} = open_mysql_connection(State),
4321 +            {ok, Dates} = get_user_stats_int(DBRef, User, VHost),
4322 +            MDResult = lists:map(fun({Date, _}) ->
4323 +                           delete_all_messages_by_user_at_int(DBRef, User, VHost, Date)
4324 +                       end, Dates),
4325 +            StDResult = delete_all_stats_by_user_int(DBRef, User, VHost),
4326 +            SDResult = delete_user_settings_int(DBRef, User, VHost),
4327 +            case lists:all(fun(Result) when Result == ok ->
4328 +                                true;
4329 +                              (Result) when Result == error ->
4330 +                               false
4331 +                           end, lists:append([MDResult, [StDResult], [SDResult]])) of
4332 +                 true ->
4333 +                   ?INFO_MSG("Removed ~s@~s", [User, VHost]);
4334 +                 false ->
4335 +                   ?ERROR_MSG("Failed to remove ~s@~s", [User, VHost])
4336 +            end,
4337 +            close_mysql_connection(DBRef)
4338 +          end,
4339 +    spawn(Fun),
4340 +    {noreply, State};
4341 +handle_cast(Msg, State) ->
4342 +    ?INFO_MSG("Got cast Msg:~p, State:~p", [Msg, State]),
4343 +    {noreply, State}.
4344 +
4345 +handle_info({'DOWN', _MonitorRef, process, _Pid, _Info}, State) ->
4346 +    {stop, connection_dropped, State};
4347 +handle_info(Info, State) ->
4348 +    ?INFO_MSG("Got Info:~p, State:~p", [Info, State]),
4349 +    {noreply, State}.
4350 +
4351 +terminate(_Reason, #state{dbref=DBRef}=_State) ->
4352 +    close_mysql_connection(DBRef),
4353 +    ok.
4354 +
4355 +code_change(_OldVsn, State, _Extra) ->
4356 +    {ok, State}.
4357 +
4358 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4359 +%
4360 +% gen_logdb callbacks
4361 +%
4362 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4363 +log_message(VHost, Msg) ->
4364 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4365 +   gen_server:cast(Proc, {log_message, Msg}).
4366 +rebuild_stats(VHost) ->
4367 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4368 +   gen_server:cast(Proc, {rebuild_stats}).
4369 +rebuild_stats_at(VHost, Date) ->
4370 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4371 +   gen_server:call(Proc, {rebuild_stats_at, Date}, ?CALL_TIMEOUT).
4372 +delete_messages_by_user_at(VHost, Msgs, Date) ->
4373 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4374 +   gen_server:call(Proc, {delete_messages_by_user_at, Msgs, Date}, ?CALL_TIMEOUT).
4375 +delete_all_messages_by_user_at(User, VHost, Date) ->
4376 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4377 +   gen_server:call(Proc, {delete_all_messages_by_user_at, User, Date}, ?CALL_TIMEOUT).
4378 +delete_messages_at(VHost, Date) ->
4379 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4380 +   gen_server:call(Proc, {delete_messages_at, Date}, ?CALL_TIMEOUT).
4381 +get_vhost_stats(VHost) ->
4382 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4383 +   gen_server:call(Proc, {get_vhost_stats}, ?CALL_TIMEOUT).
4384 +get_vhost_stats_at(VHost, Date) ->
4385 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4386 +   gen_server:call(Proc, {get_vhost_stats_at, Date}, ?CALL_TIMEOUT).
4387 +get_user_stats(User, VHost) ->
4388 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4389 +   gen_server:call(Proc, {get_user_stats, User}, ?CALL_TIMEOUT).
4390 +get_user_messages_at(User, VHost, Date) ->
4391 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4392 +   gen_server:call(Proc, {get_user_messages_at, User, Date}, ?CALL_TIMEOUT).
4393 +get_dates(VHost) ->
4394 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4395 +   gen_server:call(Proc, {get_dates}, ?CALL_TIMEOUT).
4396 +get_users_settings(VHost) ->
4397 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4398 +   gen_server:call(Proc, {get_users_settings}, ?CALL_TIMEOUT).
4399 +get_user_settings(User, VHost) ->
4400 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4401 +   gen_server:call(Proc, {get_user_settings, User}, ?CALL_TIMEOUT).
4402 +set_user_settings(User, VHost, Set) ->
4403 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4404 +   gen_server:call(Proc, {set_user_settings, User, Set}, ?CALL_TIMEOUT).
4405 +drop_user(User, VHost) ->
4406 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
4407 +   gen_server:cast(Proc, {drop_user, User}).
4408 +
4409 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4410 +%
4411 +% internals
4412 +%
4413 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4414 +get_dates_int(DBRef, VHost) ->
4415 +    case sql_query_internal(DBRef, ["SHOW TABLES"]) of
4416 +         {data, Tables} ->
4417 +            Reg = "^" ++ lists:sublist(prefix(),2,length(prefix())) ++ ".*" ++ escape_vhost(VHost),
4418 +            lists:foldl(fun([Table], Dates) ->
4419 +                           case re:run(Table, Reg) of
4420 +                                {match, _} ->
4421 +                                   case re:run(Table, "[0-9]+-[0-9]+-[0-9]+") of
4422 +                                        {match, [{S, E}]} ->
4423 +                                            lists:append(Dates, [lists:sublist(Table, S+1, E)]);
4424 +                                        nomatch ->
4425 +                                            Dates
4426 +                                   end;
4427 +                                _ ->
4428 +                                   Dates
4429 +                           end
4430 +                        end, [], Tables);
4431 +         {error, _} ->
4432 +            []
4433 +    end.
4434 +
4435 +rebuild_all_stats_int(#state{vhost=VHost}=State) ->
4436 +    Fun = fun() ->
4437 +             {ok, DBRef} = open_mysql_connection(State),
4438 +             ok = delete_nonexistent_stats(DBRef, VHost),
4439 +             case lists:filter(fun(Date) ->
4440 +                                 case catch rebuild_stats_at_int(DBRef, VHost, Date) of
4441 +                                      ok -> false;
4442 +                                      error -> true;
4443 +                                      {'EXIT', _} -> true
4444 +                                 end
4445 +                             end, get_dates_int(DBRef, VHost)) of
4446 +                  [] -> ok;
4447 +                  FTables ->
4448 +                     ?ERROR_MSG("Failed to rebuild stats for ~p dates", [FTables]),
4449 +                     error
4450 +             end,
4451 +             close_mysql_connection(DBRef)
4452 +          end,
4453 +    spawn(Fun).
4454 +
4455 +rebuild_stats_at_int(DBRef, VHost, Date) ->
4456 +    TempTable = temp_table(VHost),
4457 +    Fun = fun() ->
4458 +           Table = messages_table(VHost, Date),
4459 +           STable = stats_table(VHost),
4460 +
4461 +           DQuery = [ "DELETE FROM ",STable," ",
4462 +                          "WHERE at='",Date,"';"],
4463 +
4464 +           ok = create_temp_table(DBRef, TempTable),
4465 +           {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",Table," WRITE, ",TempTable," WRITE;"]),
4466 +           SQuery = ["INSERT INTO ",TempTable," ",
4467 +                      "(owner_id,peer_name_id,peer_server_id,at,count) ",
4468 +                         "SELECT owner_id,peer_name_id,peer_server_id,\"",Date,"\",count(*) ",
4469 +                            "FROM ",Table," WHERE ext is NULL GROUP BY owner_id,peer_name_id,peer_server_id;"],
4470 +           case sql_query_internal(DBRef, SQuery) of
4471 +                  {updated, 0} ->
4472 +                      Count = sql_query_internal(DBRef, ["SELECT count(*) FROM ",Table,";"]),
4473 +                      case Count of
4474 +                        {data, [["0"]]} ->
4475 +                           {updated, _} = sql_query_internal(DBRef, ["DROP TABLE ",Table,";"]),
4476 +                           sql_query_internal(DBRef, ["UNLOCK TABLES;"]),
4477 +                           {updated, _} = sql_query_internal(DBRef, ["DROP VIEW IF EXISTS ",view_table(VHost,Date),";"]),
4478 +                           {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",STable," WRITE, ",TempTable," WRITE;"]),
4479 +                           {updated, _} = sql_query_internal(DBRef, DQuery),
4480 +                           ok;
4481 +                        _ ->
4482 +                           ?ERROR_MSG("Failed to calculate stats for ~s table! Count was ~p.", [Date, Count]),
4483 +                           error
4484 +                      end;
4485 +                  {updated, _} ->
4486 +                      {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",STable," WRITE, ",TempTable," WRITE;"]),
4487 +                      {updated, _} = sql_query_internal(DBRef, DQuery),
4488 +                      SQuery1 = ["INSERT INTO ",STable," ",
4489 +                                  "(owner_id,peer_name_id,peer_server_id,at,count) ",
4490 +                                     "SELECT owner_id,peer_name_id,peer_server_id,at,count ",
4491 +                                        "FROM ",TempTable,";"],
4492 +                      case sql_query_internal(DBRef, SQuery1) of
4493 +                           {updated, _} -> ok;
4494 +                           {error, _} -> error
4495 +                      end;
4496 +                  {error, _} -> error
4497 +           end
4498 +       end,
4499 +
4500 +    case catch apply(Fun, []) of
4501 +         ok ->
4502 +           ?INFO_MSG("Rebuilded stats for ~p at ~p", [VHost, Date]),
4503 +           ok;
4504 +         error ->
4505 +           error;
4506 +         {'EXIT', Reason} ->
4507 +           ?ERROR_MSG("Failed to rebuild stats for ~s table: ~p.", [Date, Reason]),
4508 +           error
4509 +    end,
4510 +    sql_query_internal(DBRef, ["UNLOCK TABLES;"]),
4511 +    sql_query_internal(DBRef, ["DROP TABLE ",TempTable,";"]),
4512 +    ok.
4513 +
4514 +delete_nonexistent_stats(DBRef, VHost) ->
4515 +    Dates = get_dates_int(DBRef, VHost),
4516 +    STable = stats_table(VHost),
4517 +
4518 +    Temp = lists:flatmap(fun(Date) ->
4519 +                             ["\"",Date,"\"",","]
4520 +                         end, Dates),
4521 +    case Temp of
4522 +         [] ->
4523 +           ok;
4524 +         _ ->
4525 +           % replace last "," with ");"
4526 +           Temp1 = lists:append([lists:sublist(Temp, length(Temp)-1), ");"]),
4527 +           Query = ["DELETE FROM ",STable," ",
4528 +                       "WHERE at NOT IN (", Temp1],
4529 +           case sql_query_internal(DBRef, Query) of
4530 +                {updated, _} ->
4531 +                    ok;
4532 +                {error, _} ->
4533 +                    error
4534 +           end
4535 +    end.
4536 +
4537 +get_user_stats_int(DBRef, User, VHost) ->
4538 +    SName = stats_table(VHost),
4539 +    UName = users_table(VHost),
4540 +    Query = ["SELECT stats.at, sum(stats.count) ",
4541 +                "FROM ",UName," AS users ",
4542 +                   "JOIN ",SName," AS stats ON owner_id=user_id "
4543 +                "WHERE users.username=\"",User,"\" ",
4544 +                "GROUP BY stats.at "
4545 +                "ORDER BY DATE(stats.at) DESC;"
4546 +            ],
4547 +    case sql_query_internal(DBRef, Query) of
4548 +         {data, Result} ->
4549 +            {ok, [ {Date, list_to_integer(Count)} || [Date, Count] <- Result ]};
4550 +         {error, Result} ->
4551 +            {error, Result}
4552 +    end.
4553 +
4554 +delete_all_messages_by_user_at_int(DBRef, User, VHost, Date) ->
4555 +    DQuery = ["DELETE FROM ",messages_table(VHost, Date)," ",
4556 +                 "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\");"],
4557 +    case sql_query_internal(DBRef, DQuery) of
4558 +         {updated, _} ->
4559 +            ?INFO_MSG("Dropped messages for ~s@~s at ~s", [User, VHost, Date]),
4560 +            ok;
4561 +         {error, _} ->
4562 +            error
4563 +    end.
4564 +
4565 +delete_all_stats_by_user_int(DBRef, User, VHost) ->
4566 +    SQuery = ["DELETE FROM ",stats_table(VHost)," ",
4567 +                "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\");"],
4568 +    case sql_query_internal(DBRef, SQuery) of
4569 +         {updated, _} ->
4570 +             ?INFO_MSG("Dropped all stats for ~s@~s", [User, VHost]),
4571 +             ok;
4572 +         {error, _} -> error
4573 +    end.
4574 +
4575 +delete_stats_by_user_at_int(DBRef, User, VHost, Date) ->
4576 +    SQuery = ["DELETE FROM ",stats_table(VHost)," ",
4577 +                "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\") ",
4578 +                  "AND at=\"",Date,"\";"],
4579 +    case sql_query_internal(DBRef, SQuery) of
4580 +         {updated, _} ->
4581 +             ?INFO_MSG("Dropped stats for ~s@~s at ~s", [User, VHost, Date]),
4582 +             ok;
4583 +         {error, _} -> error
4584 +    end.
4585 +
4586 +delete_user_settings_int(DBRef, User, VHost) ->
4587 +    Query = ["DELETE FROM ",settings_table(VHost)," ",
4588 +                 "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost)," WHERE username=\"",User,"\");"],
4589 +    case sql_query_internal(DBRef, Query) of
4590 +         {updated, _} ->
4591 +            ?INFO_MSG("Dropped ~s@~s settings", [User, VHost]),
4592 +            ok;
4593 +         {error, Reason} ->
4594 +            ?ERROR_MSG("Failed to drop ~s@~s settings: ~p", [User, VHost, Reason]),
4595 +            error
4596 +    end.
4597 +
4598 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4599 +%
4600 +% tables internals
4601 +%
4602 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4603 +create_temp_table(DBRef, Name) ->
4604 +    Query = ["CREATE TABLE ",Name," (",
4605 +                "owner_id MEDIUMINT UNSIGNED, ",
4606 +                "peer_name_id MEDIUMINT UNSIGNED, ",
4607 +                "peer_server_id MEDIUMINT UNSIGNED, ",
4608 +                "at VARCHAR(11), ",
4609 +                "count INT(11) ",
4610 +             ") ENGINE=MyISAM CHARACTER SET utf8;"
4611 +            ],
4612 +    case sql_query_internal(DBRef, Query) of
4613 +         {updated, _} -> ok;
4614 +         {error, _Reason} -> error
4615 +    end.
4616 +
4617 +create_stats_table(#state{dbref=DBRef, vhost=VHost}=State) ->
4618 +    SName = stats_table(VHost),
4619 +    Query = ["CREATE TABLE ",SName," (",
4620 +                "owner_id MEDIUMINT UNSIGNED, ",
4621 +                "peer_name_id MEDIUMINT UNSIGNED, ",
4622 +                "peer_server_id MEDIUMINT UNSIGNED, ",
4623 +                "at VARCHAR(11), ",
4624 +                "count INT(11), ",
4625 +                "ext INTEGER DEFAULT NULL, "
4626 +                "INDEX ext_i (ext), "
4627 +                "INDEX(owner_id,peer_name_id,peer_server_id), ",
4628 +                "INDEX(at) ",
4629 +             ") ENGINE=MyISAM CHARACTER SET utf8;"
4630 +            ],
4631 +    case sql_query_internal_silent(DBRef, Query) of
4632 +         {updated, _} ->
4633 +            ?MYDEBUG("Created stats table for ~p", [VHost]),
4634 +            rebuild_all_stats_int(State),
4635 +            ok;
4636 +         {error, Reason} ->
4637 +            case ejabberd_regexp:run(iolist_to_binary(Reason), <<"#42S01">>) of
4638 +                 match ->
4639 +                   ?MYDEBUG("Stats table for ~p already exists", [VHost]),
4640 +                   CheckQuery = ["SHOW COLUMNS FROM ",SName," LIKE 'peer_%_id';"],
4641 +                   case sql_query_internal(DBRef, CheckQuery) of
4642 +                        {data, Elems} when length(Elems) == 2 ->
4643 +                          ?MYDEBUG("Stats table structure is ok", []),
4644 +                          ok;
4645 +                        _ ->
4646 +                          ?INFO_MSG("It seems like stats table structure is invalid. I will drop it and recreate", []),
4647 +                          case sql_query_internal(DBRef, ["DROP TABLE ",SName,";"]) of
4648 +                               {updated, _} ->
4649 +                                  ?INFO_MSG("Successfully dropped ~p", [SName]);
4650 +                               _ ->
4651 +                                  ?ERROR_MSG("Failed to drop ~p. You should drop it and restart module", [SName])
4652 +                          end,
4653 +                          error
4654 +                   end;
4655 +                 _ ->
4656 +                   ?ERROR_MSG("Failed to create stats table for ~p: ~p", [VHost, Reason]),
4657 +                   error
4658 +            end
4659 +    end.
4660 +
4661 +create_settings_table(#state{dbref=DBRef, vhost=VHost}) ->
4662 +    SName = settings_table(VHost),
4663 +    Query = ["CREATE TABLE IF NOT EXISTS ",SName," (",
4664 +                "owner_id MEDIUMINT UNSIGNED PRIMARY KEY, ",
4665 +                "dolog_default TINYINT(1) NOT NULL DEFAULT 1, ",
4666 +                "dolog_list TEXT, ",
4667 +                "donotlog_list TEXT ",
4668 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
4669 +            ],
4670 +    case sql_query_internal(DBRef, Query) of
4671 +         {updated, _} ->
4672 +            ?MYDEBUG("Created settings table for ~p", [VHost]),
4673 +            ok;
4674 +         {error, _} ->
4675 +            error
4676 +    end.
4677 +
4678 +create_users_table(#state{dbref=DBRef, vhost=VHost}) ->
4679 +    SName = users_table(VHost),
4680 +    Query = ["CREATE TABLE IF NOT EXISTS ",SName," (",
4681 +                "username TEXT NOT NULL, ",
4682 +                "user_id MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT UNIQUE, ",
4683 +                "UNIQUE INDEX(username(",?INDEX_SIZE,")) ",
4684 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
4685 +            ],
4686 +    case sql_query_internal(DBRef, Query) of
4687 +         {updated, _} ->
4688 +            ?MYDEBUG("Created users table for ~p", [VHost]),
4689 +            ok;
4690 +         {error, _} ->
4691 +            error
4692 +    end.
4693 +
4694 +create_servers_table(#state{dbref=DBRef, vhost=VHost}) ->
4695 +    SName = servers_table(VHost),
4696 +    Query = ["CREATE TABLE IF NOT EXISTS ",SName," (",
4697 +                "server TEXT NOT NULL, ",
4698 +                "server_id MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT UNIQUE, ",
4699 +                "UNIQUE INDEX(server(",?INDEX_SIZE,")) ",
4700 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
4701 +            ],
4702 +    case sql_query_internal(DBRef, Query) of
4703 +         {updated, _} ->
4704 +            ?MYDEBUG("Created servers table for ~p", [VHost]),
4705 +            ok;
4706 +         {error, _} ->
4707 +            error
4708 +    end.
4709 +
4710 +create_resources_table(#state{dbref=DBRef, vhost=VHost}) ->
4711 +    RName = resources_table(VHost),
4712 +    Query = ["CREATE TABLE IF NOT EXISTS ",RName," (",
4713 +                "resource TEXT NOT NULL, ",
4714 +                "resource_id MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT UNIQUE, ",
4715 +                "UNIQUE INDEX(resource(",?INDEX_SIZE,")) ",
4716 +             ") ENGINE=InnoDB CHARACTER SET utf8;"
4717 +            ],
4718 +    case sql_query_internal(DBRef, Query) of
4719 +         {updated, _} ->
4720 +            ?MYDEBUG("Created resources table for ~p", [VHost]),
4721 +            ok;
4722 +         {error, _} ->
4723 +            error
4724 +    end.
4725 +
4726 +create_internals(#state{dbref=DBRef, vhost=VHost}) ->
4727 +    sql_query_internal(DBRef, ["DROP PROCEDURE IF EXISTS ",logmessage_name(VHost),";"]),
4728 +    case sql_query_internal(DBRef, [get_logmessage(VHost)]) of
4729 +         {updated, _} ->
4730 +            ?MYDEBUG("Created logmessage for ~p", [VHost]),
4731 +            ok;
4732 +         {error, _} ->
4733 +            error
4734 +    end.
4735 +
4736 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4737 +%
4738 +% SQL internals
4739 +%
4740 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
4741 +sql_query_internal(DBRef, Query) ->
4742 +    case sql_query_internal_silent(DBRef, Query) of
4743 +         {error, Reason} ->
4744 +            ?ERROR_MSG("~p while ~p", [Reason, lists:append(Query)]),
4745 +            {error, Reason};
4746 +         Rez -> Rez
4747 +    end.
4748 +
4749 +sql_query_internal_silent(DBRef, Query) ->
4750 +    ?MYDEBUG("DOING: \"~s\"", [lists:append(Query)]),
4751 +    get_result(p1_mysql_conn:fetch(DBRef, Query, self(), ?MYSQL_TIMEOUT)).
4752 +
4753 +get_result({updated, MySQLRes}) ->
4754 +    {updated, p1_mysql:get_result_affected_rows(MySQLRes)};
4755 +get_result({data, MySQLRes}) ->
4756 +    {data, p1_mysql:get_result_rows(MySQLRes)};
4757 +get_result({error, "query timed out"}) ->
4758 +    {error, "query timed out"};
4759 +get_result({error, MySQLRes}) ->
4760 +    Reason = p1_mysql:get_result_reason(MySQLRes),
4761 +    {error, Reason}.
4762 +
4763 +get_user_id(DBRef, VHost, User) ->
4764 +  SQuery = ["SELECT user_id FROM ",users_table(VHost)," ",
4765 +               "WHERE username=\"",User,"\";"],
4766 +  case sql_query_internal(DBRef, SQuery) of
4767 +       {data, []} ->
4768 +          IQuery = ["INSERT INTO ",users_table(VHost)," ",
4769 +                       "SET username=\"",User,"\";"],
4770 +          case sql_query_internal_silent(DBRef, IQuery) of
4771 +               {updated, _} ->
4772 +                   {data, [[DBIdNew]]} = sql_query_internal(DBRef, SQuery),
4773 +                   DBIdNew;
4774 +               {error, Reason} ->
4775 +                   % this can be in clustered environment
4776 +                   match = ejabberd_regexp:run(iolist_to_binary(Reason), <<"#23000">>),
4777 +                   ?ERROR_MSG("Duplicate key name for ~p", [User]),
4778 +                   {data, [[ClID]]} = sql_query_internal(DBRef, SQuery),
4779 +                   ClID
4780 +          end;
4781 +       {data, [[DBId]]} ->
4782 +          DBId
4783 +  end.
4784 +
4785 +get_logmessage(VHost) ->
4786 +    UName = users_table(VHost),
4787 +    SName = servers_table(VHost),
4788 +    RName = resources_table(VHost),
4789 +    StName = stats_table(VHost),
4790 +    io_lib:format("
4791 +CREATE PROCEDURE ~s(tablename TEXT, atdate TEXT, owner TEXT, peer_name TEXT, peer_server TEXT, peer_resource TEXT, mdirection VARCHAR(4), mtype VARCHAR(10), msubject TEXT, mbody TEXT, mtimestamp DOUBLE)
4792 +BEGIN
4793 +   DECLARE ownerID MEDIUMINT UNSIGNED;
4794 +   DECLARE peer_nameID MEDIUMINT UNSIGNED;
4795 +   DECLARE peer_serverID MEDIUMINT UNSIGNED;
4796 +   DECLARE peer_resourceID MEDIUMINT UNSIGNED;
4797 +   DECLARE Vmtype VARCHAR(10);
4798 +   DECLARE Vmtimestamp DOUBLE;
4799 +   DECLARE Vmdirection VARCHAR(4);
4800 +   DECLARE Vmbody TEXT;
4801 +   DECLARE Vmsubject TEXT;
4802 +   DECLARE iq TEXT;
4803 +   DECLARE cq TEXT;
4804 +   DECLARE viewname TEXT;
4805 +   DECLARE notable INT;
4806 +   DECLARE CONTINUE HANDLER FOR SQLSTATE '42S02' SET @notable = 1;
4807 +
4808 +   SET @notable = 0;
4809 +   SET @ownerID = NULL;
4810 +   SET @peer_nameID = NULL;
4811 +   SET @peer_serverID = NULL;
4812 +   SET @peer_resourceID = NULL;
4813 +
4814 +   SET @Vmtype = mtype;
4815 +   SET @Vmtimestamp = mtimestamp;
4816 +   SET @Vmdirection = mdirection;
4817 +   SET @Vmbody = mbody;
4818 +   SET @Vmsubject = msubject;
4819 +
4820 +   SELECT user_id INTO @ownerID FROM ~s WHERE username=owner;
4821 +   IF @ownerID IS NULL THEN
4822 +      INSERT INTO ~s SET username=owner;
4823 +      SET @ownerID = LAST_INSERT_ID();
4824 +   END IF;
4825 +
4826 +   SELECT user_id INTO @peer_nameID FROM ~s WHERE username=peer_name;
4827 +   IF @peer_nameID IS NULL THEN
4828 +      INSERT INTO ~s SET username=peer_name;
4829 +      SET @peer_nameID = LAST_INSERT_ID();
4830 +   END IF;
4831 +
4832 +   SELECT server_id INTO @peer_serverID FROM ~s WHERE server=peer_server;
4833 +   IF @peer_serverID IS NULL THEN
4834 +      INSERT INTO ~s SET server=peer_server;
4835 +      SET @peer_serverID = LAST_INSERT_ID();
4836 +   END IF;
4837 +
4838 +   SELECT resource_id INTO @peer_resourceID FROM ~s WHERE resource=peer_resource;
4839 +   IF @peer_resourceID IS NULL THEN
4840 +      INSERT INTO ~s SET resource=peer_resource;
4841 +      SET @peer_resourceID = LAST_INSERT_ID();
4842 +   END IF;
4843 +
4844 +   SET @iq = CONCAT(\"INSERT INTO \",tablename,\" (owner_id, peer_name_id, peer_server_id, peer_resource_id, direction, type, subject, body, timestamp) VALUES (@ownerID,@peer_nameID,@peer_serverID,@peer_resourceID,@Vmdirection,@Vmtype,@Vmsubject,@Vmbody,@Vmtimestamp);\");
4845 +   PREPARE insertmsg FROM @iq;
4846 +
4847 +   IF @notable = 1 THEN
4848 +      SET @cq = CONCAT(\"CREATE TABLE \",tablename,\" (
4849 +                          owner_id MEDIUMINT UNSIGNED NOT NULL,
4850 +                          peer_name_id MEDIUMINT UNSIGNED NOT NULL,
4851 +                          peer_server_id MEDIUMINT UNSIGNED NOT NULL,
4852 +                          peer_resource_id MEDIUMINT(8) UNSIGNED NOT NULL,
4853 +                          direction ENUM('to', 'from') NOT NULL,
4854 +                          type ENUM('chat','error','groupchat','headline','normal') NOT NULL,
4855 +                          subject TEXT,
4856 +                          body TEXT,
4857 +                          timestamp DOUBLE NOT NULL,
4858 +                          ext INTEGER DEFAULT NULL,
4859 +                          INDEX search_i (owner_id, peer_name_id, peer_server_id, peer_resource_id),
4860 +                          INDEX ext_i (ext),
4861 +                          FULLTEXT (body)
4862 +                       ) ENGINE=MyISAM
4863 +                         PACK_KEYS=1
4864 +                         CHARACTER SET utf8;\");
4865 +      PREPARE createtable FROM @cq;
4866 +      EXECUTE createtable;
4867 +      DEALLOCATE PREPARE createtable;
4868 +
4869 +      SET @viewname = CONCAT(\"`v_\", TRIM(BOTH '`' FROM tablename), \"`\");
4870 +      SET @cq = CONCAT(\"CREATE OR REPLACE VIEW \",@viewname,\" AS
4871 +                         SELECT owner.username AS owner_name,
4872 +                                peer.username AS peer_name,
4873 +                                servers.server AS peer_server,
4874 +                                resources.resource AS peer_resource,
4875 +                                messages.direction,
4876 +                                messages.type,
4877 +                                messages.subject,
4878 +                                messages.body,
4879 +                                messages.timestamp
4880 +                         FROM
4881 +                                ~s owner,
4882 +                                ~s peer,
4883 +                                ~s servers,
4884 +                                ~s resources,
4885 +                              \", tablename,\" messages
4886 +                         WHERE
4887 +                                owner.user_id=messages.owner_id and
4888 +                                peer.user_id=messages.peer_name_id and
4889 +                                servers.server_id=messages.peer_server_id and
4890 +                                resources.resource_id=messages.peer_resource_id
4891 +                         ORDER BY messages.timestamp;\");
4892 +      PREPARE createview FROM @cq;
4893 +      EXECUTE createview;
4894 +      DEALLOCATE PREPARE createview;
4895 +
4896 +      SET @notable = 0;
4897 +      PREPARE insertmsg FROM @iq;
4898 +      EXECUTE insertmsg;
4899 +   ELSEIF @notable = 0 THEN
4900 +      EXECUTE insertmsg;
4901 +   END IF;
4902 +
4903 +   DEALLOCATE PREPARE insertmsg;
4904 +
4905 +   IF @notable = 0 THEN
4906 +      UPDATE ~s SET count=count+1 WHERE owner_id=@ownerID AND peer_name_id=@peer_nameID AND peer_server_id=@peer_serverID AND at=atdate;
4907 +      IF ROW_COUNT() = 0 THEN
4908 +         INSERT INTO ~s (owner_id, peer_name_id, peer_server_id, at, count) VALUES (@ownerID, @peer_nameID, @peer_serverID, atdate, 1);
4909 +      END IF;
4910 +   END IF;
4911 +END;", [logmessage_name(VHost),UName,UName,UName,UName,SName,SName,RName,RName,UName,UName,SName,RName,StName,StName]).
4912 diff --git a/src/mod_logdb_pgsql.erl b/src/mod_logdb_pgsql.erl
4913 new file mode 100644
4914 index 00000000..202c6ed4
4915 --- /dev/null
4916 +++ b/src/mod_logdb_pgsql.erl
4917 @@ -0,0 +1,1104 @@
4918 +% {ok, DBRef} = pgsql:connect([{host, "127.0.0.1"}, {database, "logdb"}, {user, "logdb"}, {password, "logdb"}, {port, 5432}, {as_binary, true}]).
4919 +% Schema = "test".
4920 +% pgsql:squery(DBRef, "CREATE TABLE test.\"logdb_stats_test\" (owner_id INTEGER, peer_name_id INTEGER, peer_server_id INTEGER, at VARCHAR(20), count integer);" ).
4921 +%%%----------------------------------------------------------------------
4922 +%%% File    : mod_logdb_pgsql.erl
4923 +%%% Author  : Oleg Palij (mailto:o.palij@gmail.com)
4924 +%%% Purpose : Posgresql backend for mod_logdb
4925 +%%% Url     : https://paleg.github.io/mod_logdb/
4926 +%%%----------------------------------------------------------------------
4927 +
4928 +-module(mod_logdb_pgsql).
4929 +-author('o.palij@gmail.com').
4930 +
4931 +-include("mod_logdb.hrl").
4932 +-include("logger.hrl").
4933 +
4934 +-behaviour(gen_logdb).
4935 +-behaviour(gen_server).
4936 +
4937 +% gen_server
4938 +-export([code_change/3,handle_call/3,handle_cast/2,handle_info/2,init/1,terminate/2]).
4939 +% gen_mod
4940 +-export([start/2, stop/1]).
4941 +% gen_logdb
4942 +-export([log_message/2,
4943 +         rebuild_stats/1,
4944 +         rebuild_stats_at/2,
4945 +         delete_messages_by_user_at/3, delete_all_messages_by_user_at/3, delete_messages_at/2,
4946 +         get_vhost_stats/1, get_vhost_stats_at/2, get_user_stats/2, get_user_messages_at/3,
4947 +         get_dates/1,
4948 +         get_users_settings/1, get_user_settings/2, set_user_settings/3,
4949 +         drop_user/2]).
4950 +
4951 +-export([view_table/3]).
4952 +
4953 +% gen_server call timeout
4954 +-define(CALL_TIMEOUT, 30000).
4955 +-define(PGSQL_TIMEOUT, 60000).
4956 +-define(PROCNAME, mod_logdb_pgsql).
4957 +
4958 +-import(mod_logdb, [list_to_bool/1, bool_to_list/1,
4959 +                    list_to_string/1, string_to_list/1,
4960 +                    convert_timestamp_brief/1]).
4961 +
4962 +-record(state, {dbref, vhost, server, port, db, user, password, schema}).
4963 +
4964 +% replace "." with "_"
4965 +escape_vhost(VHost) -> lists:map(fun(46) -> 95;
4966 +                                    (A) -> A
4967 +                                 end, binary_to_list(VHost)).
4968 +
4969 +prefix(Schema) ->
4970 +   Schema ++ ".\"" ++ "logdb_".
4971 +
4972 +suffix(VHost) ->
4973 +   "_" ++ escape_vhost(VHost) ++ "\"".
4974 +
4975 +messages_table(VHost, Schema, Date) ->
4976 +   prefix(Schema) ++ "messages_" ++ Date ++ suffix(VHost).
4977 +
4978 +view_table(VHost, Schema, Date) ->
4979 +   Table = messages_table(VHost, Schema, Date),
4980 +   TablewoS = lists:sublist(Table, length(Schema) + 3, length(Table) - length(Schema) - 3),
4981 +   lists:append([Schema, ".\"v_", TablewoS, "\""]).
4982 +
4983 +stats_table(VHost, Schema) ->
4984 +   prefix(Schema) ++ "stats" ++ suffix(VHost).
4985 +
4986 +temp_table(VHost, Schema) ->
4987 +   prefix(Schema) ++ "temp" ++ suffix(VHost).
4988 +
4989 +settings_table(VHost, Schema) ->
4990 +   prefix(Schema) ++ "settings" ++ suffix(VHost).
4991 +
4992 +users_table(VHost, Schema) ->
4993 +   prefix(Schema) ++ "users" ++ suffix(VHost).
4994 +servers_table(VHost, Schema) ->
4995 +   prefix(Schema) ++ "servers" ++ suffix(VHost).
4996 +resources_table(VHost, Schema) ->
4997 +   prefix(Schema) ++ "resources" ++ suffix(VHost).
4998 +
4999 +logmessage_name(VHost, Schema) ->
5000 +   prefix(Schema) ++ "logmessage" ++ suffix(VHost).
5001 +
5002 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5003 +%
5004 +% gen_mod callbacks
5005 +%
5006 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5007 +start(VHost, Opts) ->
5008 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5009 +   gen_server:start({local, Proc}, ?MODULE, [VHost, Opts], []).
5010 +
5011 +stop(VHost) ->
5012 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5013 +   gen_server:call(Proc, {stop}, ?CALL_TIMEOUT).
5014 +
5015 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5016 +%
5017 +% gen_server callbacks
5018 +%
5019 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5020 +init([VHost, Opts]) ->
5021 +   Server = gen_mod:get_opt(server, Opts, fun(A) -> A end, <<"localhost">>),
5022 +   DB = gen_mod:get_opt(db, Opts, fun(A) -> A end, <<"ejabberd_logdb">>),
5023 +   User = gen_mod:get_opt(user, Opts, fun(A) -> A end, <<"root">>),
5024 +   Port = gen_mod:get_opt(port, Opts, fun(A) -> A end, 5432),
5025 +   Password = gen_mod:get_opt(password, Opts, fun(A) -> A end, <<"">>),
5026 +   Schema = binary_to_list(gen_mod:get_opt(schema, Opts, fun(A) -> A end, <<"public">>)),
5027 +
5028 +   ?MYDEBUG("Starting pgsql backend for ~s", [VHost]),
5029 +
5030 +   St = #state{vhost=VHost,
5031 +               server=Server, port=Port, db=DB,
5032 +               user=User, password=Password,
5033 +               schema=Schema},
5034 +
5035 +   case open_pgsql_connection(St) of
5036 +       {ok, DBRef} ->
5037 +           State = St#state{dbref=DBRef},
5038 +           ok = create_internals(State),
5039 +           ok = create_stats_table(State),
5040 +           ok = create_settings_table(State),
5041 +           ok = create_users_table(State),
5042 +           ok = create_servers_table(State),
5043 +           ok = create_resources_table(State),
5044 +           erlang:monitor(process, DBRef),
5045 +           {ok, State};
5046 +       % this does not work
5047 +       {error, Reason} ->
5048 +           ?ERROR_MSG("PgSQL connection failed: ~p~n", [Reason]),
5049 +           {stop, db_connection_failed};
5050 +       % and this too, becouse pgsql_conn do exit() which can not be catched
5051 +       {'EXIT', Rez} ->
5052 +           ?ERROR_MSG("Rez: ~p~n", [Rez]),
5053 +           {stop, db_connection_failed}
5054 +   end.
5055 +
5056 +open_pgsql_connection(#state{server=Server, port=Port, db=DB, schema=Schema,
5057 +                             user=User, password=Password} = _State) ->
5058 +   ?INFO_MSG("Opening pgsql connection ~s@~s:~p/~s", [User, Server, Port, DB]),
5059 +   {ok, DBRef} = pgsql:connect(Server, DB, User, Password, Port),
5060 +   {updated, _} = sql_query_internal(DBRef, ["SET SEARCH_PATH TO ",Schema,";"]),
5061 +   {ok, DBRef}.
5062 +
5063 +close_pgsql_connection(DBRef) ->
5064 +   ?MYDEBUG("Closing ~p pgsql connection", [DBRef]),
5065 +   pgsql:terminate(DBRef).
5066 +
5067 +handle_call({log_message, Msg}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5068 +    Date = convert_timestamp_brief(Msg#msg.timestamp),
5069 +    TableName = messages_table(VHost, Schema, Date),
5070 +    ViewName = view_table(VHost, Schema, Date),
5071 +
5072 +    Query = [ "SELECT ", logmessage_name(VHost, Schema)," "
5073 +                 "('", TableName, "',",
5074 +                  "'", ViewName, "',",
5075 +                  "'", Date, "',",
5076 +                  "'", binary_to_list(Msg#msg.owner_name), "',",
5077 +                  "'", binary_to_list(Msg#msg.peer_name), "',",
5078 +                  "'", binary_to_list(Msg#msg.peer_server), "',",
5079 +                  "'", binary_to_list( ejabberd_sql:escape(Msg#msg.peer_resource) ), "',",
5080 +                  "'", atom_to_list(Msg#msg.direction), "',",
5081 +                  "'", binary_to_list(Msg#msg.type), "',",
5082 +                  "'", binary_to_list( ejabberd_sql:escape(Msg#msg.subject) ), "',",
5083 +                  "'", binary_to_list( ejabberd_sql:escape(Msg#msg.body) ), "',",
5084 +                  "'", Msg#msg.timestamp, "');"],
5085 +
5086 +    case sql_query_internal_silent(DBRef, Query) of
5087 +    % TODO: change this
5088 +         {data, [{"0"}]} ->
5089 +             ?MYDEBUG("Logged ok for ~s, peer: ~s", [ [Msg#msg.owner_name, <<"@">>, VHost],
5090 +                                                      [Msg#msg.peer_name, <<"@">>, Msg#msg.peer_server] ]),
5091 +             ok;
5092 +         {error, _Reason} ->
5093 +             error
5094 +    end,
5095 +    {reply, ok, State};
5096 +handle_call({rebuild_stats_at, Date}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5097 +    Reply = rebuild_stats_at_int(DBRef, VHost, Schema, Date),
5098 +    {reply, Reply, State};
5099 +handle_call({delete_messages_by_user_at, [], _Date}, _From, State) ->
5100 +    {reply, error, State};
5101 +handle_call({delete_messages_by_user_at, Msgs, Date}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5102 +    Temp = lists:flatmap(fun(#msg{timestamp=Timestamp} = _Msg) ->
5103 +                             ["'",Timestamp,"'",","]
5104 +                         end, Msgs),
5105 +
5106 +    Temp1 = lists:append([lists:sublist(Temp, length(Temp)-1), ");"]),
5107 +
5108 +    Query = ["DELETE FROM ",messages_table(VHost, Schema, Date)," ",
5109 +                             "WHERE timestamp IN (", Temp1],
5110 +
5111 +    Reply =
5112 +      case sql_query_internal(DBRef, Query) of
5113 +           {updated, _} ->
5114 +              rebuild_stats_at_int(DBRef, VHost, Schema, Date);
5115 +           {error, _} ->
5116 +              error
5117 +      end,
5118 +    {reply, Reply, State};
5119 +handle_call({delete_all_messages_by_user_at, User, Date}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5120 +    ok = delete_all_messages_by_user_at_int(DBRef, Schema, User, VHost, Date),
5121 +    ok = delete_stats_by_user_at_int(DBRef, Schema, User, VHost, Date),
5122 +    {reply, ok, State};
5123 +handle_call({delete_messages_at, Date}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5124 +    {updated, _} = sql_query_internal(DBRef, ["DROP VIEW ",view_table(VHost, Schema, Date),";"]),
5125 +    Reply =
5126 +      case sql_query_internal(DBRef, ["DROP TABLE ",messages_table(VHost, Schema, Date)," CASCADE;"]) of
5127 +           {updated, _} ->
5128 +              Query = ["DELETE FROM ",stats_table(VHost, Schema)," "
5129 +                          "WHERE at='",Date,"';"],
5130 +              case sql_query_internal(DBRef, Query) of
5131 +                   {updated, _} ->
5132 +                      ok;
5133 +                   {error, _} ->
5134 +                      error
5135 +              end;
5136 +           {error, _} ->
5137 +              error
5138 +      end,
5139 +    {reply, Reply, State};
5140 +handle_call({get_vhost_stats}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5141 +    SName = stats_table(VHost, Schema),
5142 +    Query = ["SELECT at, sum(count) ",
5143 +                "FROM ",SName," ",
5144 +                "GROUP BY at ",
5145 +                "ORDER BY DATE(at) DESC;"
5146 +            ],
5147 +    Reply =
5148 +      case sql_query_internal(DBRef, Query) of
5149 +           {data, Recs} ->
5150 +              {ok, [ {Date, list_to_integer(Count)} || {Date, Count} <- Recs]};
5151 +           {error, Reason} ->
5152 +              % TODO: Duplicate error message ?
5153 +              {error, Reason}
5154 +      end,
5155 +    {reply, Reply, State};
5156 +handle_call({get_vhost_stats_at, Date}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5157 +    SName = stats_table(VHost, Schema),
5158 +    Query = ["SELECT username, sum(count) AS allcount ",
5159 +                "FROM ",SName," ",
5160 +                "JOIN ",users_table(VHost, Schema)," ON owner_id=user_id ",
5161 +                "WHERE at='",Date,"' ",
5162 +                "GROUP BY username ",
5163 +                "ORDER BY allcount DESC;"
5164 +            ],
5165 +    Reply =
5166 +      case sql_query_internal(DBRef, Query) of
5167 +           {data, Recs} ->
5168 +              RFun = fun({User, Count}) ->
5169 +                          {User, list_to_integer(Count)}
5170 +                     end,
5171 +              {ok, lists:reverse(lists:keysort(2, lists:map(RFun, Recs)))};
5172 +           {error, Reason} ->
5173 +              % TODO:
5174 +              {error, Reason}
5175 +      end,
5176 +    {reply, Reply, State};
5177 +handle_call({get_user_stats, User}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5178 +    {reply, get_user_stats_int(DBRef, Schema, User, VHost), State};
5179 +handle_call({get_user_messages_at, User, Date}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5180 +    Query = ["SELECT peer_name,",
5181 +                    "peer_server,",
5182 +                    "peer_resource,",
5183 +                    "direction,"
5184 +                    "type,"
5185 +                    "subject,"
5186 +                    "body,"
5187 +                    "timestamp "
5188 +               "FROM ",view_table(VHost, Schema, Date)," "
5189 +               "WHERE owner_name='",User,"';"],
5190 +    Reply =
5191 +      case sql_query_internal(DBRef, Query) of
5192 +           {data, Recs} ->
5193 +              Fun = fun({Peer_name, Peer_server, Peer_resource,
5194 +                         Direction,
5195 +                         Type,
5196 +                         Subject, Body,
5197 +                         Timestamp}) ->
5198 +                          #msg{peer_name=Peer_name, peer_server=Peer_server, peer_resource=Peer_resource,
5199 +                               direction=list_to_atom(Direction),
5200 +                               type=Type,
5201 +                               subject=Subject, body=Body,
5202 +                               timestamp=Timestamp}
5203 +                    end,
5204 +              {ok, lists:map(Fun, Recs)};
5205 +           {error, Reason} ->
5206 +              {error, Reason}
5207 +      end,
5208 +    {reply, Reply, State};
5209 +handle_call({get_dates}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5210 +    SName = stats_table(VHost, Schema),
5211 +    Query = ["SELECT at ",
5212 +                "FROM ",SName," ",
5213 +                "GROUP BY at ",
5214 +                "ORDER BY at DESC;"
5215 +            ],
5216 +    Reply =
5217 +       case sql_query_internal(DBRef, Query) of
5218 +            {data, Result} ->
5219 +               [ Date || {Date} <- Result ];
5220 +            {error, Reason} ->
5221 +               {error, Reason}
5222 +       end,
5223 +    {reply, Reply, State};
5224 +handle_call({get_users_settings}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5225 +    Query = ["SELECT username,dolog_default,dolog_list,donotlog_list ",
5226 +                "FROM ",settings_table(VHost, Schema)," ",
5227 +             "JOIN ",users_table(VHost, Schema)," ON user_id=owner_id;"],
5228 +    Reply =
5229 +      case sql_query_internal(DBRef, Query) of
5230 +           {data, Recs} ->
5231 +              {ok, [#user_settings{owner_name=Owner,
5232 +                                   dolog_default=list_to_bool(DoLogDef),
5233 +                                   dolog_list=string_to_list(DoLogL),
5234 +                                   donotlog_list=string_to_list(DoNotLogL)
5235 +                                  } || {Owner, DoLogDef, DoLogL, DoNotLogL} <- Recs]};
5236 +           {error, Reason} ->
5237 +              {error, Reason}
5238 +      end,
5239 +    {reply, Reply, State};
5240 +handle_call({get_user_settings, User}, _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5241 +    Query = ["SELECT dolog_default,dolog_list,donotlog_list ",
5242 +                "FROM ",settings_table(VHost, Schema)," ",
5243 +             "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost, Schema)," WHERE username='",User,"');"],
5244 +    Reply =
5245 +      case sql_query_internal_silent(DBRef, Query) of
5246 +           {data, []} ->
5247 +              {ok, []};
5248 +           {data, [{DoLogDef, DoLogL, DoNotLogL}]} ->
5249 +              {ok, #user_settings{owner_name=User,
5250 +                                  dolog_default=list_to_bool(DoLogDef),
5251 +                                  dolog_list=string_to_list(DoLogL),
5252 +                                  donotlog_list=string_to_list(DoNotLogL)}};
5253 +           {error, Reason} ->
5254 +              ?ERROR_MSG("Failed to get_user_settings for ~s@~s: ~p", [User, VHost, Reason]),
5255 +              error
5256 +      end,
5257 +    {reply, Reply, State};
5258 +handle_call({set_user_settings, User, #user_settings{dolog_default=DoLogDef,
5259 +                                                     dolog_list=DoLogL,
5260 +                                                     donotlog_list=DoNotLogL}},
5261 +            _From, #state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5262 +    User_id = get_user_id(DBRef, VHost, Schema, User),
5263 +    Query = ["UPDATE ",settings_table(VHost, Schema)," ",
5264 +                "SET dolog_default=",bool_to_list(DoLogDef),", ",
5265 +                    "dolog_list='",list_to_string(DoLogL),"', ",
5266 +                    "donotlog_list='",list_to_string(DoNotLogL),"' ",
5267 +                "WHERE owner_id=",User_id,";"],
5268 +
5269 +    Reply =
5270 +      case sql_query_internal(DBRef, Query) of
5271 +           {updated, 0} ->
5272 +              IQuery = ["INSERT INTO ",settings_table(VHost, Schema)," ",
5273 +                            "(owner_id, dolog_default, dolog_list, donotlog_list) ",
5274 +                            "VALUES ",
5275 +                            "(",User_id,", ",bool_to_list(DoLogDef),",'",list_to_string(DoLogL),"','",list_to_string(DoNotLogL),"');"],
5276 +              case sql_query_internal(DBRef, IQuery) of
5277 +                   {updated, 1} ->
5278 +                       ?MYDEBUG("New settings for ~s@~s", [User, VHost]),
5279 +                       ok;
5280 +                   {error, _} ->
5281 +                       error
5282 +              end;
5283 +           {updated, 1} ->
5284 +              ?MYDEBUG("Updated settings for ~s@~s", [User, VHost]),
5285 +              ok;
5286 +           {error, _} ->
5287 +              error
5288 +      end,
5289 +    {reply, Reply, State};
5290 +handle_call({stop}, _From, State) ->
5291 +   ?MYDEBUG("Stoping pgsql backend for ~p", [State#state.vhost]),
5292 +   {stop, normal, ok, State};
5293 +handle_call(Msg, _From, State) ->
5294 +    ?INFO_MSG("Got call Msg: ~p, State: ~p", [Msg, State]),
5295 +    {noreply, State}.
5296 +
5297 +
5298 +handle_cast({rebuild_stats}, State) ->
5299 +    rebuild_all_stats_int(State),
5300 +    {noreply, State};
5301 +handle_cast({drop_user, User}, #state{vhost=VHost, schema=Schema}=State) ->
5302 +    Fun = fun() ->
5303 +            {ok, DBRef} = open_pgsql_connection(State),
5304 +            {ok, Dates} = get_user_stats_int(DBRef, Schema, User, VHost),
5305 +            MDResult = lists:map(fun({Date, _}) ->
5306 +                           delete_all_messages_by_user_at_int(DBRef, Schema, User, VHost, Date)
5307 +                       end, Dates),
5308 +            StDResult = delete_all_stats_by_user_int(DBRef, Schema, User, VHost),
5309 +            SDResult = delete_user_settings_int(DBRef, Schema, User, VHost),
5310 +            case lists:all(fun(Result) when Result == ok ->
5311 +                                true;
5312 +                              (Result) when Result == error ->
5313 +                               false
5314 +                           end, lists:append([MDResult, [StDResult], [SDResult]])) of
5315 +                 true ->
5316 +                   ?INFO_MSG("Removed ~s@~s", [User, VHost]);
5317 +                 false ->
5318 +                   ?ERROR_MSG("Failed to remove ~s@~s", [User, VHost])
5319 +            end,
5320 +            close_pgsql_connection(DBRef)
5321 +          end,
5322 +    spawn(Fun),
5323 +    {noreply, State};
5324 +handle_cast(Msg, State) ->
5325 +    ?INFO_MSG("Got cast Msg:~p, State:~p", [Msg, State]),
5326 +    {noreply, State}.
5327 +
5328 +handle_info({'DOWN', _MonitorRef, process, _Pid, _Info}, State) ->
5329 +    {stop, connection_dropped, State};
5330 +handle_info(Info, State) ->
5331 +    ?INFO_MSG("Got Info:~p, State:~p", [Info, State]),
5332 +    {noreply, State}.
5333 +
5334 +terminate(_Reason, #state{dbref=DBRef}=_State) ->
5335 +    close_pgsql_connection(DBRef),
5336 +    ok.
5337 +
5338 +code_change(_OldVsn, State, _Extra) ->
5339 +    {ok, State}.
5340 +
5341 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5342 +%
5343 +% gen_logdb callbacks
5344 +%
5345 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5346 +log_message(VHost, Msg) ->
5347 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5348 +   gen_server:call(Proc, {log_message, Msg}, ?CALL_TIMEOUT).
5349 +rebuild_stats(VHost) ->
5350 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5351 +   gen_server:cast(Proc, {rebuild_stats}).
5352 +rebuild_stats_at(VHost, Date) ->
5353 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5354 +   gen_server:call(Proc, {rebuild_stats_at, Date}, ?CALL_TIMEOUT).
5355 +delete_messages_by_user_at(VHost, Msgs, Date) ->
5356 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5357 +   gen_server:call(Proc, {delete_messages_by_user_at, Msgs, Date}, ?CALL_TIMEOUT).
5358 +delete_all_messages_by_user_at(User, VHost, Date) ->
5359 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5360 +   gen_server:call(Proc, {delete_all_messages_by_user_at, User, Date}, ?CALL_TIMEOUT).
5361 +delete_messages_at(VHost, Date) ->
5362 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5363 +   gen_server:call(Proc, {delete_messages_at, Date}, ?CALL_TIMEOUT).
5364 +get_vhost_stats(VHost) ->
5365 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5366 +   gen_server:call(Proc, {get_vhost_stats}, ?CALL_TIMEOUT).
5367 +get_vhost_stats_at(VHost, Date) ->
5368 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5369 +   gen_server:call(Proc, {get_vhost_stats_at, Date}, ?CALL_TIMEOUT).
5370 +get_user_stats(User, VHost) ->
5371 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5372 +   gen_server:call(Proc, {get_user_stats, User}, ?CALL_TIMEOUT).
5373 +get_user_messages_at(User, VHost, Date) ->
5374 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5375 +   gen_server:call(Proc, {get_user_messages_at, User, Date}, ?CALL_TIMEOUT).
5376 +get_dates(VHost) ->
5377 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5378 +   gen_server:call(Proc, {get_dates}, ?CALL_TIMEOUT).
5379 +get_users_settings(VHost) ->
5380 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5381 +   gen_server:call(Proc, {get_users_settings}, ?CALL_TIMEOUT).
5382 +get_user_settings(User, VHost) ->
5383 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5384 +   gen_server:call(Proc, {get_user_settings, User}, ?CALL_TIMEOUT).
5385 +set_user_settings(User, VHost, Set) ->
5386 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5387 +   gen_server:call(Proc, {set_user_settings, User, Set}, ?CALL_TIMEOUT).
5388 +drop_user(User, VHost) ->
5389 +   Proc = gen_mod:get_module_proc(VHost, ?PROCNAME),
5390 +   gen_server:cast(Proc, {drop_user, User}).
5391 +
5392 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5393 +%
5394 +% internals
5395 +%
5396 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5397 +get_dates_int(DBRef, VHost) ->
5398 +    Query = ["SELECT n.nspname as \"Schema\",
5399 +                c.relname as \"Name\",
5400 +                CASE c.relkind WHEN 'r' THEN 'table' WHEN 'v' THEN 'view' WHEN 'i' THEN 'index' WHEN 'S' THEN 'sequence' WHEN 's' THEN 'special' END as \"Type\",
5401 +                r.rolname as \"Owner\"
5402 +              FROM pg_catalog.pg_class c
5403 +                   JOIN pg_catalog.pg_roles r ON r.oid = c.relowner
5404 +                   LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
5405 +              WHERE c.relkind IN ('r','')
5406 +                    AND n.nspname NOT IN ('pg_catalog', 'pg_toast')
5407 +                    AND c.relname ~ '^(.*",escape_vhost(VHost),".*)$'
5408 +                    AND pg_catalog.pg_table_is_visible(c.oid)
5409 +              ORDER BY 1,2;"],
5410 +    case sql_query_internal(DBRef, Query) of
5411 +         {data, Recs} ->
5412 +            lists:foldl(fun({_Schema, Table, _Type, _Owner}, Dates) ->
5413 +                             case re:run(Table,"[0-9]+-[0-9]+-[0-9]+") of
5414 +                                  {match, [{S, E}]} ->
5415 +                                      lists:append(Dates, [lists:sublist(Table, S+1, E)]);
5416 +                                  nomatch ->
5417 +                                      Dates
5418 +                             end
5419 +                        end, [], Recs);
5420 +         {error, _} ->
5421 +            []
5422 +    end.
5423 +
5424 +rebuild_all_stats_int(#state{vhost=VHost, schema=Schema}=State) ->
5425 +    Fun = fun() ->
5426 +             {ok, DBRef} = open_pgsql_connection(State),
5427 +             ok = delete_nonexistent_stats(DBRef, Schema, VHost),
5428 +             case lists:filter(fun(Date) ->
5429 +                                 case catch rebuild_stats_at_int(DBRef, VHost, Schema, Date) of
5430 +                                      ok -> false;
5431 +                                      error -> true;
5432 +                                      {'EXIT', _} -> true
5433 +                                 end
5434 +                             end, get_dates_int(DBRef, VHost)) of
5435 +                  [] -> ok;
5436 +                  FTables ->
5437 +                     ?ERROR_MSG("Failed to rebuild stats for ~p dates", [FTables]),
5438 +                     error
5439 +             end,
5440 +             close_pgsql_connection(DBRef)
5441 +          end,
5442 +    spawn(Fun).
5443 +
5444 +rebuild_stats_at_int(DBRef, VHost, Schema, Date) ->
5445 +    TempTable = temp_table(VHost, Schema),
5446 +    Fun =
5447 +      fun() ->
5448 +       Table = messages_table(VHost, Schema, Date),
5449 +       STable = stats_table(VHost, Schema),
5450 +
5451 +       DQuery = [ "DELETE FROM ",STable," ",
5452 +                     "WHERE at='",Date,"';"],
5453 +
5454 +       ok = create_temp_table(DBRef, VHost, Schema),
5455 +       {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",Table," IN ACCESS EXCLUSIVE MODE;"]),
5456 +       {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",TempTable," IN ACCESS EXCLUSIVE MODE;"]),
5457 +       SQuery = ["INSERT INTO ",TempTable," ",
5458 +                  "(owner_id,peer_name_id,peer_server_id,at,count) ",
5459 +                     "SELECT owner_id,peer_name_id,peer_server_id,'",Date,"'",",count(*) ",
5460 +                        "FROM ",Table," GROUP BY owner_id,peer_name_id,peer_server_id;"],
5461 +       case sql_query_internal(DBRef, SQuery) of
5462 +            {updated, 0} ->
5463 +                Count = sql_query_internal(DBRef, ["SELECT count(*) FROM ",Table,";"]),
5464 +                case Count of
5465 +                     {data, [{"0"}]} ->
5466 +                        {updated, _} = sql_query_internal(DBRef, ["DROP VIEW ",view_table(VHost, Schema, Date),";"]),
5467 +                        {updated, _} = sql_query_internal(DBRef, ["DROP TABLE ",Table," CASCADE;"]),
5468 +                        {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",STable," IN ACCESS EXCLUSIVE MODE;"]),
5469 +                        {updated, _} = sql_query_internal(DBRef, DQuery),
5470 +                        ok;
5471 +                     _ ->
5472 +                        ?ERROR_MSG("Failed to calculate stats for ~s table! Count was ~p.", [Date, Count]),
5473 +                        error
5474 +                end;
5475 +            {updated, _} ->
5476 +                {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",STable," IN ACCESS EXCLUSIVE MODE;"]),
5477 +                {updated, _} = sql_query_internal(DBRef, ["LOCK TABLE ",TempTable," IN ACCESS EXCLUSIVE MODE;"]),
5478 +                {updated, _} = sql_query_internal(DBRef, DQuery),
5479 +                SQuery1 = ["INSERT INTO ",STable," ",
5480 +                            "(owner_id,peer_name_id,peer_server_id,at,count) ",
5481 +                               "SELECT owner_id,peer_name_id,peer_server_id,at,count ",
5482 +                                  "FROM ",TempTable,";"],
5483 +                case sql_query_internal(DBRef, SQuery1) of
5484 +                     {updated, _} -> ok;
5485 +                     {error, _} -> error
5486 +                end;
5487 +            {error, _} -> error
5488 +       end
5489 +      end, % fun
5490 +
5491 +    case sql_transaction_internal(DBRef, Fun) of
5492 +         {atomic, _} ->
5493 +            ?INFO_MSG("Rebuilded stats for ~s at ~s", [VHost, Date]),
5494 +            ok;
5495 +         {aborted, Reason} ->
5496 +            ?ERROR_MSG("Failed to rebuild stats for ~s table: ~p.", [Date, Reason]),
5497 +            error
5498 +    end,
5499 +    sql_query_internal(DBRef, ["DROP TABLE ",TempTable,";"]),
5500 +    ok.
5501 +
5502 +delete_nonexistent_stats(DBRef, Schema, VHost) ->
5503 +    Dates = get_dates_int(DBRef, VHost),
5504 +    STable = stats_table(VHost, Schema),
5505 +
5506 +    Temp = lists:flatmap(fun(Date) ->
5507 +                             ["'",Date,"'",","]
5508 +                         end, Dates),
5509 +
5510 +    case Temp of
5511 +         [] ->
5512 +           ok;
5513 +         _ ->
5514 +           % replace last "," with ");"
5515 +           Temp1 = lists:append([lists:sublist(Temp, length(Temp)-1), ");"]),
5516 +           Query = ["DELETE FROM ",STable," ",
5517 +                        "WHERE at NOT IN (", Temp1],
5518 +           case sql_query_internal(DBRef, Query) of
5519 +                {updated, _} ->
5520 +                   ok;
5521 +                {error, _} ->
5522 +                   error
5523 +           end
5524 +    end.
5525 +
5526 +get_user_stats_int(DBRef, Schema, User, VHost) ->
5527 +    SName = stats_table(VHost, Schema),
5528 +    UName = users_table(VHost, Schema),
5529 +    Query = ["SELECT stats.at, sum(stats.count) ",
5530 +                 "FROM ",UName," AS users ",
5531 +                    "JOIN ",SName," AS stats ON owner_id=user_id "
5532 +                 "WHERE users.username='",User,"' ",
5533 +                 "GROUP BY stats.at "
5534 +                 "ORDER BY DATE(at) DESC;"
5535 +             ],
5536 +    case sql_query_internal(DBRef, Query) of
5537 +         {data, Recs} ->
5538 +            {ok, [ {Date, list_to_integer(Count)} || {Date, Count} <- Recs ]};
5539 +         {error, Result} ->
5540 +            {error, Result}
5541 +    end.
5542 +
5543 +delete_all_messages_by_user_at_int(DBRef, Schema, User, VHost, Date) ->
5544 +    DQuery = ["DELETE FROM ",messages_table(VHost, Schema, Date)," ",
5545 +                 "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost, Schema)," WHERE username='",User,"');"],
5546 +    case sql_query_internal(DBRef, DQuery) of
5547 +         {updated, _} ->
5548 +            ?INFO_MSG("Dropped messages for ~s@~s at ~s", [User, VHost, Date]),
5549 +            ok;
5550 +         {error, _} ->
5551 +            error
5552 +    end.
5553 +
5554 +delete_all_stats_by_user_int(DBRef, Schema, User, VHost) ->
5555 +    SQuery = ["DELETE FROM ",stats_table(VHost, Schema)," ",
5556 +                "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost, Schema)," WHERE username='",User,"');"],
5557 +    case sql_query_internal(DBRef, SQuery) of
5558 +         {updated, _} ->
5559 +             ?INFO_MSG("Dropped all stats for ~s@~s", [User, VHost]),
5560 +             ok;
5561 +         {error, _} -> error
5562 +    end.
5563 +
5564 +delete_stats_by_user_at_int(DBRef, Schema, User, VHost, Date) ->
5565 +    SQuery = ["DELETE FROM ",stats_table(VHost, Schema)," ",
5566 +                "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost, Schema)," WHERE username='",User,"') ",
5567 +                  "AND at='",Date,"';"],
5568 +    case sql_query_internal(DBRef, SQuery) of
5569 +         {updated, _} ->
5570 +             ?INFO_MSG("Dropped stats for ~s@~s at ~s", [User, VHost, Date]),
5571 +             ok;
5572 +         {error, _} -> error
5573 +    end.
5574 +
5575 +delete_user_settings_int(DBRef, Schema, User, VHost) ->
5576 +    Query = ["DELETE FROM ",settings_table(VHost, Schema)," ",
5577 +                 "WHERE owner_id=(SELECT user_id FROM ",users_table(VHost, Schema)," WHERE username='",User,"');"],
5578 +    case sql_query_internal(DBRef, Query) of
5579 +         {updated, _} ->
5580 +            ?INFO_MSG("Dropped ~s@~s settings", [User, VHost]),
5581 +            ok;
5582 +         {error, Reason} ->
5583 +            ?ERROR_MSG("Failed to drop ~s@~s settings: ~p", [User, VHost, Reason]),
5584 +            error
5585 +    end.
5586 +
5587 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5588 +%
5589 +% tables internals
5590 +%
5591 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5592 +create_temp_table(DBRef, VHost, Schema) ->
5593 +    TName =  temp_table(VHost, Schema),
5594 +    Query = ["CREATE TABLE ",TName," (",
5595 +                "owner_id INTEGER, ",
5596 +                "peer_name_id INTEGER, ",
5597 +                "peer_server_id INTEGER, ",
5598 +                "at VARCHAR(20), ",
5599 +                "count INTEGER ",
5600 +             ");"
5601 +            ],
5602 +    case sql_query_internal(DBRef, Query) of
5603 +         {updated, _} -> ok;
5604 +         {error, _Reason} -> error
5605 +    end.
5606 +
5607 +create_stats_table(#state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5608 +    SName = stats_table(VHost, Schema),
5609 +
5610 +    Fun =
5611 +      fun() ->
5612 +        Query = ["CREATE TABLE ",SName," (",
5613 +                    "owner_id INTEGER, ",
5614 +                    "peer_name_id INTEGER, ",
5615 +                    "peer_server_id INTEGER, ",
5616 +                    "at VARCHAR(20), ",
5617 +                    "count integer",
5618 +                 ");"
5619 +                ],
5620 +        case sql_query_internal_silent(DBRef, Query) of
5621 +             {updated, _} ->
5622 +                {updated, _} = sql_query_internal(DBRef, ["CREATE INDEX \"s_search_i_",Schema,"_",escape_vhost(VHost),"\" ON ",SName," (owner_id, peer_name_id, peer_server_id);"]),
5623 +                {updated, _} = sql_query_internal(DBRef, ["CREATE INDEX \"s_at_i_",Schema,"_",escape_vhost(VHost),"\" ON ",SName," (at);"]),
5624 +                created;
5625 +             {error, Reason} ->
5626 +                case lists:keysearch(code, 1, Reason) of
5627 +                     {value, {code, "42P07"}} ->
5628 +                         exists;
5629 +                     _ ->
5630 +                         ?ERROR_MSG("Failed to create stats table for ~s: ~p", [VHost, Reason]),
5631 +                         error
5632 +                end
5633 +        end
5634 +      end,
5635 +    case sql_transaction_internal(DBRef, Fun) of
5636 +         {atomic, created} ->
5637 +            ?MYDEBUG("Created stats table for ~s", [VHost]),
5638 +            rebuild_all_stats_int(State),
5639 +            ok;
5640 +         {atomic, exists} ->
5641 +            ?MYDEBUG("Stats table for ~s already exists", [VHost]),
5642 +            {match, [{F, L}]} = re:run(SName, "\".*\""),
5643 +            QTable = lists:sublist(SName, F+2, L-2),
5644 +            OIDQuery = ["SELECT c.oid FROM pg_catalog.pg_class c LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace WHERE c.relname='",QTable,"' AND pg_catalog.pg_table_is_visible(c.oid);"],
5645 +            {data,[{OID}]} = sql_query_internal(DBRef, OIDQuery),
5646 +            CheckQuery = ["SELECT a.attname FROM pg_catalog.pg_attribute a  WHERE a.attrelid = '",OID,"' AND a.attnum > 0 AND NOT a.attisdropped AND a.attname ~ '^peer_.*_id$';"],
5647 +            case sql_query_internal(DBRef, CheckQuery) of
5648 +                 {data, Elems} when length(Elems) == 2 ->
5649 +                   ?MYDEBUG("Stats table structure is ok", []),
5650 +                   ok;
5651 +                 _ ->
5652 +                   ?INFO_MSG("It seems like stats table structure is invalid. I will drop it and recreate", []),
5653 +                   case sql_query_internal(DBRef, ["DROP TABLE ",SName,";"]) of
5654 +                        {updated, _} ->
5655 +                          ?INFO_MSG("Successfully dropped ~p", [SName]);
5656 +                        _ ->
5657 +                          ?ERROR_MSG("Failed to drop ~p. You should drop it and restart module", [SName])
5658 +                   end,
5659 +                   error
5660 +            end;
5661 +         {error, _} -> error
5662 +    end.
5663 +
5664 +create_settings_table(#state{dbref=DBRef, vhost=VHost, schema=Schema}) ->
5665 +    SName = settings_table(VHost, Schema),
5666 +    Query = ["CREATE TABLE ",SName," (",
5667 +                "owner_id INTEGER PRIMARY KEY, ",
5668 +                "dolog_default BOOLEAN, ",
5669 +                "dolog_list TEXT DEFAULT '', ",
5670 +                "donotlog_list TEXT DEFAULT ''",
5671 +             ");"
5672 +            ],
5673 +    case sql_query_internal_silent(DBRef, Query) of
5674 +         {updated, _} ->
5675 +            ?MYDEBUG("Created settings table for ~s", [VHost]),
5676 +            ok;
5677 +         {error, Reason} ->
5678 +            case lists:keysearch(code, 1, Reason) of
5679 +                 {value, {code, "42P07"}} ->
5680 +                   ?MYDEBUG("Settings table for ~s already exists", [VHost]),
5681 +                   ok;
5682 +                 _ ->
5683 +                   ?ERROR_MSG("Failed to create settings table for ~s: ~p", [VHost, Reason]),
5684 +                   error
5685 +            end
5686 +    end.
5687 +
5688 +create_users_table(#state{dbref=DBRef, vhost=VHost, schema=Schema}) ->
5689 +    SName = users_table(VHost, Schema),
5690 +
5691 +    Fun =
5692 +      fun() ->
5693 +        Query = ["CREATE TABLE ",SName," (",
5694 +                    "username TEXT UNIQUE, ",
5695 +                    "user_id SERIAL PRIMARY KEY",
5696 +                 ");"
5697 +                ],
5698 +        case sql_query_internal_silent(DBRef, Query) of
5699 +             {updated, _} ->
5700 +                {updated, _} = sql_query_internal(DBRef, ["CREATE INDEX \"username_i_",Schema,"_",escape_vhost(VHost),"\" ON ",SName," (username);"]),
5701 +                created;
5702 +             {error, Reason} ->
5703 +                case lists:keysearch(code, 1, Reason) of
5704 +                     {value, {code, "42P07"}} ->
5705 +                       exists;
5706 +                     _ ->
5707 +                       ?ERROR_MSG("Failed to create users table for ~s: ~p", [VHost, Reason]),
5708 +                       error
5709 +                end
5710 +        end
5711 +      end,
5712 +    case sql_transaction_internal(DBRef, Fun) of
5713 +         {atomic, created} ->
5714 +             ?MYDEBUG("Created users table for ~s", [VHost]),
5715 +             ok;
5716 +         {atomic, exists} ->
5717 +             ?MYDEBUG("Users table for ~s already exists", [VHost]),
5718 +             ok;
5719 +         {aborted, _} -> error
5720 +    end.
5721 +
5722 +create_servers_table(#state{dbref=DBRef, vhost=VHost, schema=Schema}) ->
5723 +    SName = servers_table(VHost, Schema),
5724 +    Fun =
5725 +      fun() ->
5726 +        Query = ["CREATE TABLE ",SName," (",
5727 +                    "server TEXT UNIQUE, ",
5728 +                    "server_id SERIAL PRIMARY KEY",
5729 +                 ");"
5730 +                ],
5731 +        case sql_query_internal_silent(DBRef, Query) of
5732 +             {updated, _} ->
5733 +                {updated, _} = sql_query_internal(DBRef, ["CREATE INDEX \"server_i_",Schema,"_",escape_vhost(VHost),"\" ON ",SName," (server);"]),
5734 +                created;
5735 +             {error, Reason} ->
5736 +                case lists:keysearch(code, 1, Reason) of
5737 +                     {value, {code, "42P07"}} ->
5738 +                       exists;
5739 +                     _ ->
5740 +                       ?ERROR_MSG("Failed to create servers table for ~s: ~p", [VHost, Reason]),
5741 +                       error
5742 +                end
5743 +        end
5744 +      end,
5745 +    case sql_transaction_internal(DBRef, Fun) of
5746 +         {atomic, created} ->
5747 +            ?MYDEBUG("Created servers table for ~s", [VHost]),
5748 +            ok;
5749 +         {atomic, exists} ->
5750 +            ?MYDEBUG("Servers table for ~s already exists", [VHost]),
5751 +            ok;
5752 +         {aborted, _} -> error
5753 +    end.
5754 +
5755 +create_resources_table(#state{dbref=DBRef, vhost=VHost, schema=Schema}) ->
5756 +    RName = resources_table(VHost, Schema),
5757 +    Fun = fun() ->
5758 +            Query = ["CREATE TABLE ",RName," (",
5759 +                     "resource TEXT UNIQUE, ",
5760 +                     "resource_id SERIAL PRIMARY KEY",
5761 +                     ");"
5762 +                    ],
5763 +            case sql_query_internal_silent(DBRef, Query) of
5764 +                 {updated, _} ->
5765 +                    {updated, _} = sql_query_internal(DBRef, ["CREATE INDEX \"resource_i_",Schema,"_",escape_vhost(VHost),"\" ON ",RName," (resource);"]),
5766 +                    created;
5767 +                 {error, Reason} ->
5768 +                    case lists:keysearch(code, 1, Reason) of
5769 +                         {value, {code, "42P07"}} ->
5770 +                           exists;
5771 +                         _ ->
5772 +                           ?ERROR_MSG("Failed to create users table for ~s: ~p", [VHost, Reason]),
5773 +                           error
5774 +                    end
5775 +            end
5776 +          end,
5777 +    case sql_transaction_internal(DBRef, Fun) of
5778 +         {atomic, created} ->
5779 +             ?MYDEBUG("Created resources table for ~s", [VHost]),
5780 +             ok;
5781 +         {atomic, exists} ->
5782 +             ?MYDEBUG("Resources table for ~s already exists", [VHost]),
5783 +             ok;
5784 +         {aborted, _} -> error
5785 +    end.
5786 +
5787 +create_internals(#state{dbref=DBRef, vhost=VHost, schema=Schema}=State) ->
5788 +    sql_query_internal(DBRef, ["DROP FUNCTION IF EXISTS ",logmessage_name(VHost,Schema)," (tbname TEXT, atdt TEXT, owner TEXT, peer_name TEXT, peer_server TEXT, peer_resource TEXT, mdirection VARCHAR(4), mtype VARCHAR(9), msubj TEXT, mbody TEXT, mtimestamp DOUBLE PRECISION);"]),
5789 +    case sql_query_internal(DBRef, [get_logmessage(VHost, Schema)]) of
5790 +         {updated, _} ->
5791 +            ?MYDEBUG("Created logmessage for ~p", [VHost]),
5792 +            ok;
5793 +         {error, Reason} ->
5794 +            case lists:keysearch(code, 1, Reason) of
5795 +                 {value, {code, "42704"}} ->
5796 +                    ?ERROR_MSG("plpgsql language must be installed into database '~s'. Use CREATE LANGUAGE...", [State#state.db]),
5797 +                    error;
5798 +                 _ ->
5799 +                    error
5800 +            end
5801 +    end.
5802 +
5803 +get_user_id(DBRef, VHost, Schema, User) ->
5804 +    SQuery = ["SELECT user_id FROM ",users_table(VHost, Schema)," ",
5805 +                 "WHERE username='",User,"';"],
5806 +    case sql_query_internal(DBRef, SQuery) of
5807 +         {data, []} ->
5808 +             IQuery = ["INSERT INTO ",users_table(VHost, Schema)," ",
5809 +                          "VALUES ('",User,"');"],
5810 +             case sql_query_internal_silent(DBRef, IQuery) of
5811 +                  {updated, _} ->
5812 +                      {data, [{DBIdNew}]} = sql_query_internal(DBRef, SQuery),
5813 +                      DBIdNew;
5814 +                  {error, Reason} ->
5815 +                      % this can be in clustered environment
5816 +                      {value, {code, "23505"}} = lists:keysearch(code, 1, Reason),
5817 +                      ?ERROR_MSG("Duplicate key name for ~p", [User]),
5818 +                      {data, [{ClID}]} = sql_query_internal(DBRef, SQuery),
5819 +                      ClID
5820 +             end;
5821 +         {data, [{DBId}]} ->
5822 +            DBId
5823 +    end.
5824 +
5825 +get_logmessage(VHost,Schema) ->
5826 +    UName = users_table(VHost,Schema),
5827 +    SName = servers_table(VHost,Schema),
5828 +    RName = resources_table(VHost,Schema),
5829 +    StName = stats_table(VHost,Schema),
5830 +    io_lib:format("CREATE OR REPLACE FUNCTION ~s (tbname TEXT, vname TEXT, atdt TEXT, owner TEXT, peer_name TEXT, peer_server TEXT, peer_resource TEXT, mdirection VARCHAR(4), mtype VARCHAR(9), msubj TEXT, mbody TEXT, mtimestamp DOUBLE PRECISION) RETURNS INTEGER AS $$
5831 +DECLARE
5832 +   ownerID INTEGER;
5833 +   peer_nameID INTEGER;
5834 +   peer_serverID INTEGER;
5835 +   peer_resourceID INTEGER;
5836 +   tablename ALIAS for $1;
5837 +   viewname ALIAS for $2;
5838 +   atdate ALIAS for $3;
5839 +BEGIN
5840 +   SELECT INTO ownerID user_id FROM ~s WHERE username = owner;
5841 +   IF NOT FOUND THEN
5842 +      INSERT INTO ~s (username) VALUES (owner);
5843 +      ownerID := lastval();
5844 +   END IF;
5845 +
5846 +   SELECT INTO peer_nameID user_id FROM ~s WHERE username = peer_name;
5847 +   IF NOT FOUND THEN
5848 +      INSERT INTO ~s (username) VALUES (peer_name);
5849 +      peer_nameID := lastval();
5850 +   END IF;
5851 +
5852 +   SELECT INTO peer_serverID server_id FROM ~s WHERE server = peer_server;
5853 +   IF NOT FOUND THEN
5854 +      INSERT INTO ~s (server) VALUES (peer_server);
5855 +      peer_serverID := lastval();
5856 +   END IF;
5857 +
5858 +   SELECT INTO peer_resourceID resource_id FROM ~s WHERE resource = peer_resource;
5859 +   IF NOT FOUND THEN
5860 +      INSERT INTO ~s (resource) VALUES (peer_resource);
5861 +      peer_resourceID := lastval();
5862 +   END IF;
5863 +
5864 +   BEGIN
5865 +      EXECUTE 'INSERT INTO ' || tablename || ' (owner_id, peer_name_id, peer_server_id, peer_resource_id, direction, type, subject, body, timestamp) VALUES (' || ownerID || ',' || peer_nameID || ',' || peer_serverID || ',' || peer_resourceID || ',''' || mdirection || ''',''' || mtype || ''',' || quote_literal(msubj) || ',' || quote_literal(mbody) || ',' || mtimestamp || ')';
5866 +   EXCEPTION WHEN undefined_table THEN
5867 +      EXECUTE 'CREATE TABLE ' || tablename || ' (' ||
5868 +                   'owner_id INTEGER, ' ||
5869 +                   'peer_name_id INTEGER, ' ||
5870 +                   'peer_server_id INTEGER, ' ||
5871 +                   'peer_resource_id INTEGER, ' ||
5872 +                   'direction VARCHAR(4) CHECK (direction IN (''to'',''from'')), ' ||
5873 +                   'type VARCHAR(9) CHECK (type IN (''chat'',''error'',''groupchat'',''headline'',''normal'')), ' ||
5874 +                   'subject TEXT, ' ||
5875 +                   'body TEXT, ' ||
5876 +                   'timestamp DOUBLE PRECISION)';
5877 +      EXECUTE 'CREATE INDEX \"search_i_' || '~s' || '_' || atdate || '_' || '~s' || '\"' || ' ON ' || tablename || ' (owner_id, peer_name_id, peer_server_id, peer_resource_id)';
5878 +
5879 +      EXECUTE 'CREATE OR REPLACE VIEW ' || viewname || ' AS ' ||
5880 +                   'SELECT owner.username AS owner_name, ' ||
5881 +                          'peer.username AS peer_name, ' ||
5882 +                          'servers.server AS peer_server, ' ||
5883 +                          'resources.resource AS peer_resource, ' ||
5884 +                          'messages.direction, ' ||
5885 +                          'messages.type, ' ||
5886 +                          'messages.subject, ' ||
5887 +                          'messages.body, ' ||
5888 +                          'messages.timestamp ' ||
5889 +                   'FROM ' ||
5890 +                          '~s owner, ' ||
5891 +                          '~s peer, ' ||
5892 +                          '~s servers, ' ||
5893 +                          '~s resources, ' ||
5894 +                           tablename || ' messages ' ||
5895 +                   'WHERE ' ||
5896 +                          'owner.user_id=messages.owner_id and ' ||
5897 +                          'peer.user_id=messages.peer_name_id and ' ||
5898 +                          'servers.server_id=messages.peer_server_id and ' ||
5899 +                          'resources.resource_id=messages.peer_resource_id ' ||
5900 +                   'ORDER BY messages.timestamp';
5901 +
5902 +      EXECUTE 'INSERT INTO ' || tablename || ' (owner_id, peer_name_id, peer_server_id, peer_resource_id, direction, type, subject, body, timestamp) VALUES (' || ownerID || ',' || peer_nameID || ',' || peer_serverID || ',' || peer_resourceID || ',''' || mdirection || ''',''' || mtype || ''',' || quote_literal(msubj) || ',' || quote_literal(mbody) || ',' || mtimestamp || ')';
5903 +   END;
5904 +
5905 +   UPDATE ~s SET count=count+1 where at=atdate and owner_id=ownerID and peer_name_id=peer_nameID and peer_server_id=peer_serverID;
5906 +   IF NOT FOUND THEN
5907 +      INSERT INTO ~s (owner_id, peer_name_id, peer_server_id, at, count) VALUES (ownerID, peer_nameID, peer_serverID, atdate, 1);
5908 +   END IF;
5909 +   RETURN 0;
5910 +END;
5911 +$$ LANGUAGE plpgsql;
5912 +", [logmessage_name(VHost,Schema),UName,UName,UName,UName,SName,SName,RName,RName,Schema,escape_vhost(VHost),UName,UName,SName,RName,StName,StName]).
5913 +
5914 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5915 +%
5916 +% SQL internals
5917 +%
5918 +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
5919 +% like do_transaction/2 in mysql_conn.erl (changeset by Yariv Sadan <yarivvv@gmail.com>)
5920 +sql_transaction_internal(DBRef, Fun) ->
5921 +    case sql_query_internal(DBRef, ["BEGIN;"]) of
5922 +         {updated, _} ->
5923 +            case catch Fun() of
5924 +                 error = Err ->
5925 +                   rollback_internal(DBRef, Err);
5926 +                 {error, _} = Err ->
5927 +                   rollback_internal(DBRef, Err);
5928 +                 {'EXIT', _} = Err ->
5929 +                   rollback_internal(DBRef, Err);
5930 +                 Res ->
5931 +                   case sql_query_internal(DBRef, ["COMMIT;"]) of
5932 +                        {error, _} -> rollback_internal(DBRef, {commit_error});
5933 +                        {updated, _} ->
5934 +                           case Res of
5935 +                                {atomic, _} -> Res;
5936 +                                _ -> {atomic, Res}
5937 +                           end
5938 +                   end
5939 +            end;
5940 +         {error, _} ->
5941 +            {aborted, {begin_error}}
5942 +    end.
5943 +
5944 +% like rollback/2 in mysql_conn.erl (changeset by Yariv Sadan <yarivvv@gmail.com>)
5945 +rollback_internal(DBRef, Reason) ->
5946 +    Res = sql_query_internal(DBRef, ["ROLLBACK;"]),
5947 +    {aborted, {Reason, {rollback_result, Res}}}.
5948 +
5949 +sql_query_internal(DBRef, Query) ->
5950 +    case sql_query_internal_silent(DBRef, Query) of
5951 +         {error, undefined, Rez} ->
5952 +            ?ERROR_MSG("Got undefined result: ~p while ~p", [Rez, lists:append(Query)]),
5953 +            {error, undefined};
5954 +         {error, Error} ->
5955 +            ?ERROR_MSG("Failed: ~p while ~p", [Error, lists:append(Query)]),
5956 +            {error, Error};
5957 +         Rez -> Rez
5958 +    end.
5959 +
5960 +sql_query_internal_silent(DBRef, Query) ->
5961 +    ?MYDEBUG("DOING: \"~s\"", [lists:append(Query)]),
5962 +    % TODO: use pquery?
5963 +    get_result(pgsql:squery(DBRef, Query)).
5964 +
5965 +get_result({ok, ["CREATE TABLE"]}) ->
5966 +    {updated, 1};
5967 +get_result({ok, ["DROP TABLE"]}) ->
5968 +    {updated, 1};
5969 +get_result({ok, ["ALTER TABLE"]}) ->
5970 +    {updated, 1};
5971 +get_result({ok,["DROP VIEW"]}) ->
5972 +    {updated, 1};
5973 +get_result({ok,["DROP FUNCTION"]}) ->
5974 +    {updated, 1};
5975 +get_result({ok, ["CREATE INDEX"]}) ->
5976 +    {updated, 1};
5977 +get_result({ok, ["CREATE FUNCTION"]}) ->
5978 +    {updated, 1};
5979 +get_result({ok, [{[$S, $E, $L, $E, $C, $T, $  | _Rest], _Rows, Recs}]}) ->
5980 +    Fun = fun(Rec) ->
5981 +              list_to_tuple(
5982 +                  lists:map(fun(Elem) when is_binary(Elem) ->
5983 +                                  binary_to_list(Elem);
5984 +                               (Elem) when is_list(Elem) ->
5985 +                                  Elem;
5986 +                               (Elem) when is_integer(Elem) ->
5987 +                                  integer_to_list(Elem);
5988 +                               (Elem) when is_float(Elem) ->
5989 +                                  float_to_list(Elem);
5990 +                               (Elem) when is_boolean(Elem) ->
5991 +                                  atom_to_list(Elem);
5992 +                               (Elem) ->
5993 +                                  ?ERROR_MSG("Unknown element type ~p", [Elem]),
5994 +                                  Elem
5995 +                            end, Rec))
5996 +          end,
5997 +    Res = lists:map(Fun, Recs),
5998 +    %{data, [list_to_tuple(Rec) || Rec <- Recs]};
5999 +    {data, Res};
6000 +get_result({ok, ["INSERT " ++ OIDN]}) ->
6001 +    [_OID, N] = string:tokens(OIDN, " "),
6002 +    {updated, list_to_integer(N)};
6003 +get_result({ok, ["DELETE " ++ N]}) ->
6004 +    {updated, list_to_integer(N)};
6005 +get_result({ok, ["UPDATE " ++ N]}) ->
6006 +    {updated, list_to_integer(N)};
6007 +get_result({ok, ["BEGIN"]}) ->
6008 +    {updated, 1};
6009 +get_result({ok, ["LOCK TABLE"]}) ->
6010 +    {updated, 1};
6011 +get_result({ok, ["ROLLBACK"]}) ->
6012 +    {updated, 1};
6013 +get_result({ok, ["COMMIT"]}) ->
6014 +    {updated, 1};
6015 +get_result({ok, ["SET"]}) ->
6016 +    {updated, 1};
6017 +get_result({ok, [{error, Error}]}) ->
6018 +    {error, Error};
6019 +get_result(Rez) ->
6020 +    {error, undefined, Rez}.
6021 +
6022 diff --git a/src/mod_roster.erl b/src/mod_roster.erl
6023 index 38c3a78b..f02f2cd3 100644
6024 --- a/src/mod_roster.erl
6025 +++ b/src/mod_roster.erl
6026 @@ -66,6 +66,8 @@
6027  -define(ROSTER_ITEM_CACHE, roster_item_cache).
6028  -define(ROSTER_VERSION_CACHE, roster_version_cache).
6029
6030 +-include("mod_logdb.hrl").
6031 +
6032  -export_type([subscription/0]).
6033
6034  -callback init(binary(), gen_mod:opts()) -> any().
6035 @@ -911,6 +913,14 @@ user_roster(User, Server, Query, Lang) ->
6036                                   Query),
6037      Items = get_roster(LUser, LServer),
6038      SItems = lists:sort(Items),
6039 +
6040 +    Settings = case gen_mod:is_loaded(Server, mod_logdb) of
6041 +         true ->
6042 +             mod_logdb:get_user_settings(User, Server);
6043 +         false ->
6044 +             []
6045 +    end,
6046 +
6047      FItems = case SItems of
6048                [] -> [?CT(<<"None">>)];
6049                _ ->
6050 @@ -968,7 +978,33 @@ user_roster(User, Server, Query, Lang) ->
6051                                                           [?INPUTT(<<"submit">>,
6052                                                                    <<"remove",
6053                                                                      (ejabberd_web_admin:term_to_id(R#roster.jid))/binary>>,
6054 -                                                                  <<"Remove">>)])])
6055 +                                                                    <<"Remove">>)]),
6056 +                             case gen_mod:is_loaded(Server, mod_logdb) of
6057 +                                  true ->
6058 +                                     Peer = jid:encode(R#roster.jid),
6059 +                                     A = lists:member(Peer, Settings#user_settings.dolog_list),
6060 +                                     B = lists:member(Peer, Settings#user_settings.donotlog_list),
6061 +                                     {Name, Value} =
6062 +                                       if
6063 +                                         A ->
6064 +                                           {<<"donotlog">>, <<"Do Not Log Messages">>};
6065 +                                         B ->
6066 +                                           {<<"dolog">>, <<"Log Messages">>};
6067 +                                         Settings#user_settings.dolog_default == true ->
6068 +                                           {<<"donotlog">>, <<"Do Not Log Messages">>};
6069 +                                         Settings#user_settings.dolog_default == false ->
6070 +                                           {<<"dolog">>, <<"Log Messages">>}
6071 +                                       end,
6072 +
6073 +                                     ?XAE(<<"td">>, [{<<"class">>, <<"valign">>}],
6074 +                                          [?INPUTT(<<"submit">>,
6075 +                                                   <<Name/binary,
6076 +                                                   (ejabberd_web_admin:term_to_id(R#roster.jid))/binary>>,
6077 +                                                   Value)]);
6078 +                                  false ->
6079 +                                     ?X([])
6080 +                             end
6081 +                           ])
6082                                         end,
6083                                         SItems)))])]
6084              end,
6085 @@ -1075,9 +1111,42 @@ user_roster_item_parse_query(User, Server, Items,
6086                                             sub_els = [#roster_query{
6087                                                           items = [RosterItem]}]}),
6088                                       throw(submitted);
6089 -                                 false -> ok
6090 -                               end
6091 -                         end
6092 +                  false ->
6093 +                    case lists:keysearch(
6094 +                           <<"donotlog", (ejabberd_web_admin:term_to_id(JID))/binary>>, 1, Query) of
6095 +                        {value, _} ->
6096 +                             Peer = jid:encode(JID),
6097 +                             Settings = mod_logdb:get_user_settings(User, Server),
6098 +                             DNLL = case lists:member(Peer, Settings#user_settings.donotlog_list) of
6099 +                                         false -> lists:append(Settings#user_settings.donotlog_list, [Peer]);
6100 +                                         true -> Settings#user_settings.donotlog_list
6101 +                                    end,
6102 +                             DLL = lists:delete(jid:encode(JID), Settings#user_settings.dolog_list),
6103 +                             Sett = Settings#user_settings{donotlog_list=DNLL, dolog_list=DLL},
6104 +                             % TODO: check returned value
6105 +                             ok = mod_logdb:set_user_settings(User, Server, Sett),
6106 +                             throw(nothing);
6107 +                        false ->
6108 +                           case lists:keysearch(
6109 +                                  <<"dolog", (ejabberd_web_admin:term_to_id(JID))/binary>>, 1, Query) of
6110 +                               {value, _} ->
6111 +                                  Peer = jid:encode(JID),
6112 +                                  Settings = mod_logdb:get_user_settings(User, Server),
6113 +                                  DLL = case lists:member(Peer, Settings#user_settings.dolog_list) of
6114 +                                             false -> lists:append(Settings#user_settings.dolog_list, [Peer]);
6115 +                                             true -> Settings#user_settings.dolog_list
6116 +                                        end,
6117 +                                  DNLL = lists:delete(jid:encode(JID), Settings#user_settings.donotlog_list),
6118 +                                  Sett = Settings#user_settings{donotlog_list=DNLL, dolog_list=DLL},
6119 +                                  % TODO: check returned value
6120 +                                  ok = mod_logdb:set_user_settings(User, Server, Sett),
6121 +                                  throw(nothing);
6122 +                               false ->
6123 +                                   ok
6124 +                           end % dolog
6125 +                    end % donotlog
6126 +                end % remove
6127 +              end % validate
6128                   end,
6129                   Items),
6130      nothing.
6131