--- dokuwiki-2022-07-31a/inc/common.php~	2023-03-30 18:04:18.000000000 +0300
+++ dokuwiki-2022-07-31a/inc/common.php	2023-03-30 18:05:59.000277451 +0300
@@ -897,6 +897,34 @@ function gethostsbyaddrs($ips) {
     }
 }
 
+
+/**
+ * Returns notify address for page $id
+ *
+ * @param  string  $id       The changed page
+ * @param  mixed   $notify   The address (string) or rules where to notify
+ *
+ * @author Elan Ruusamäe <glen@delfi.ee>
+ */
+function notifyNS($id, $notify) {
+  if (empty($notify)) {
+    return '';
+  }
+
+  if (is_string($notify)) {
+    return $notify;
+  }
+
+  // process $notify for pages
+  foreach ($notify as $rule => $address) {
+    if (preg_match('/'.$rule.'/ui',':'.$id)) {
+      return $address;
+    }
+  }
+
+  return '';
+}
+
 /**
  * Checks if a given page is currently locked.
  *
@@ -1346,10 +1346,10 @@
 
     // decide if there is something to do, eg. whom to mail
     if ($who == 'admin') {
-        if (empty($conf['notify'])) return false; //notify enabled?
         if ($conf['useacl'] && $INPUT->server->str('REMOTE_USER') && $minor) return false; //skip minors
         $tpl = 'mailtext';
-        $to  = $conf['notify'];
+        $to  = notifyNS($id, $conf['notify']);
+        if (empty($to)) return false; //notify enabled?
     } elseif ($who == 'subscribers') {
         if (!actionOK('subscribe')) return false; //subscribers enabled?
         if ($conf['useacl'] && $INPUT->server->str('REMOTE_USER') && $minor) return false; //skip minors
--- dokuwiki-2022-07-31a/inc/media.php~	2022-09-03 20:15:22.000000000 +0300
+++ dokuwiki-2022-07-31a/inc/media.php	2023-03-30 18:08:07.797735926 +0300
@@ -668,10 +668,11 @@
  */
 function media_notify($id,$file,$mime,$old_rev=false,$current_rev=false){
     global $conf;
-    if(empty($conf['notify'])) return; //notify enabled?
+    $to = notifyNS($id, $conf['notify']);
+    if (empty($to)) return; //notify enabled?
 
     $subscription = new MediaSubscriptionSender();
-    $subscription->sendMediaDiff($conf['notify'], 'uploadmail', $id, $old_rev, $current_rev);
+    $subscription->sendMediaDiff($to, 'uploadmail', $id, $old_rev, $current_rev);
 }
 
 /**
--- dokuwiki-2020-07-29a/inc/Subscriptions/RegistrationSubscriptionSender.php~	2022-09-03 19:58:24.000000000 +0300
+++ dokuwiki-2020-07-29a/inc/Subscriptions/RegistrationSubscriptionSender.php	2023-03-27 11:37:39.640069460 +0300
@@ -19,7 +19,8 @@
     public function sendRegister($login, $fullname, $email)
     {
         global $conf;
-        if (empty($conf['registernotify'])) {
+        $to = notifyNS($id, $conf['registernotify']); // XXX $id undefined
+        if (empty($to)) {
             return false;
         }
 
@@ -30,7 +31,7 @@
         ];
 
         return $this->send(
-            $conf['registernotify'],
+            $to,
             'new_user',
             $login,
             'registermail',
--- dokuwiki-2020-07-29a/./inc/Subscriptions/SubscriberManager.php~	2022-09-03 19:58:24.000000000 +0300
+++ dokuwiki-2020-07-29a/./inc/Subscriptions/SubscriberManager.php	2023-03-27 11:38:57.900505224 +0300
@@ -257,7 +257,8 @@
 
                 $level = auth_aclcheck($id, $user, $userinfo['grps']);
                 if ($level >= AUTH_READ) {
-                    if (strcasecmp($userinfo['mail'], $conf['notify']) != 0) { //skip user who get notified elsewhere
+                    $to = notifyNS($id, $conf['notify']);
+                    if (strcasecmp($userinfo['mail'], $to) != 0) { //skip user who get notified elsewhere
                         $result[$user] = $userinfo['mail'];
                     }
                 }