links2-img.patch

   1 diff -urN aaa/links-2.0pre6/html.c links-2.0pre6/html.c
   2 --- aaa/links-2.0pre6/html.c    Mon May 20 00:32:57 2002
   3 +++ links-2.0pre6/html.c        Sun Jun 16 12:02:57 2002
   4 @@ -838,7 +838,54 @@
   5                         if (!d_opt->images && !format.link) goto ret;
   6                         if (usemap) al = stracpy("[USEMAP]");
   7                         else if (ismap) al = stracpy("[ISMAP]");
   8 -                       else al = stracpy("[IMG]");
   9 +                       else{
  10 +                               unsigned char *str = get_attr_val(a, "src");
  11 +                               unsigned char *s;
  12 +                               int r, i;
  13 +                               /* How images will be displayed:
  14 +                               * fake_alt = 0   -- do not truncate long names,
  15 +                               * fake_alt = 30  -- truncate long names to 30% of term width,
  16 +                               * fake_alt = 100 -- truncate long names to 100% of term width.
  17 +                               */
  18 +                               int fake_alt = 20;
  19 +                               int max_len;
  20 +                               int name_len;
  21 +                               /* substitute string for hidden characters */
  22 +                               unsigned char *fake_str = stracpy("*");
  23 +                               if(str && fake_alt){
  24 +                                       /* FIXME: replace following '80' with screen width */
  25 +                                       max_len = (int)80*((float)fake_alt/100);
  26 +                                       r = strcspn(str, "?");
  27 +                                       if (!(s = mem_alloc((r + 1) * sizeof(char)))) return;
  28 +                                       strncpy(s, str, r);
  29 +                                       s[r] = '\0';
  30 +                                       for(r = strlen(s) - 1; r >= 0; --r)
  31 +                                               if(dir_sep(s[r])) break;
  32 +                                       r++;
  33 +                                       if(strlen(s + r) > max_len){
  34 +                                               for(i = strlen(s) -1; i>=0; --i)
  35 +                                                       if(s[i] == '.') break;
  36 +                                               if(max_len < strlen(s + i)) al = stracpy("[IMG]");
  37 +                                               else{
  38 +                                                       if(!(al = mem_alloc((max_len + strlen(fake_str) + 3) * sizeof(char)))) return;
  39 +                                                       name_len = max_len - strlen(s + i);
  40 +                                                       strcpy(al, "[\0");
  41 +                                                       strncat(al, s + r, name_len/2);
  42 +                                                       strcat(al, fake_str);
  43 +                                                       strcat(al, s + r + (strlen(s + r) - max_len + name_len/2));
  44 +                                                       strcat(al, "]");
  45 +                                               }
  46 +                                       }
  47 +                                       else{
  48 +                                               if(!(al = mem_alloc((strlen(s + r) + 3) * sizeof(char)))) return;
  49 +                                               sprintf(al, "[%s]", s + r);
  50 +                                       }
  51 +                                       mem_free(s);
  52 +                                       mem_free(str);
  53 +                                       mem_free(fake_str);
  54 +                               }
  55 +                               else al = stracpy("[IMG]");
  56 +                       }
  57                 }
  58                 if (al) {
  59                         if (ismap) {