modules/fckeditor.pl

   1 # Copyright (C) 2005  Alex Schroeder <alex@emacswiki.org>
   2 #
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 2 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the
  15 #    Free Software Foundation, Inc.
  16 #    59 Temple Place, Suite 330
  17 #    Boston, MA 02111-1307 USA,
  18
  19 $ModulesDescription .= '<p><a href="http://git.savannah.gnu.org/cgit/oddmuse.git/tree/modules/fckeditor.pl">fckeditor.pl</a>, see <a href="http://www.oddmuse.org/cgi-bin/oddmuse/Using_FCKeditor_In_Addition_To_Wiki_Markup">Using FCKeditor In Addition To Wiki Markup</a></p>';
  20
  21 use vars qw($FCKeditorHeight);
  22
  23 $FCKeditorHeight = 400; # Pixel
  24
  25 push (@MyRules, \&WysiwygRule);
  26
  27 sub WysiwygRule {
  28   if (m/\G(&lt;.*?&gt;)/gc) {
  29     return $1 if substr($1,5,6) eq 'script'
  30       or substr($1,4,6) eq 'script';
  31     return UnquoteHtml($1);
  32   }
  33   return undef;
  34 }
  35
  36 push (@MyInitVariables, \&WysiwygScript);
  37
  38 sub WysiwygScript {
  39   # cookie is not initialized yet so we cannot use GetParam
  40   if ($q->param('action') eq 'edit') {
  41     $HtmlHeaders = qq{
  42 <script type="text/javascript" src="/FCKeditor/fckeditor.js"></script>
  43 <script type="text/javascript">
  44   window.onload = function()
  45   {
  46     var oFCKeditor = new FCKeditor( 'text' ) ;
  47     oFCKeditor.Height = "$FCKeditorHeight" ;
  48     oFCKeditor.ReplaceTextarea() ;
  49   }
  50 </script>
  51 <style type="text/css">
  52 input[name="Preview"] { display: none; }
  53 </style>
  54 };
  55   }
  56 }
  57
  58 *OldFckImproveDiff = *ImproveDiff;
  59 *ImproveDiff = *NewFckImproveDiff;
  60
  61 sub NewFckImproveDiff {
  62   my $old = OldFckImproveDiff(@_);
  63   my $new = '';
  64   my $protected = 0;
  65   # fix diff inserting change boundaries inside tags
  66   $old =~ s!&<strong class="changes">([a-z]+);!</strong>&$1;!g;
  67   $old =~ s!&</strong>([a-z]+);!</strong>&$1;!g;
  68   # unquote named html entities
  69   $old =~ s/\&amp;([a-z]+);/&$1;/g;
  70   foreach my $str (split(/(<strong class="changes">|<\/strong>)/, $old)) {
  71     # Don't remove HTML tags affected by changes.
  72     $protected = 1 if $str eq '<strong class="changes">';
  73     # strip html tags and don't get confused with the < and > created
  74     # by diff!
  75     $str =~ s/\&lt;.*?\&gt;//g unless $protected;
  76     $protected = 0 if $str eq '</strong>';
  77     $new .= $str;
  78   }
  79   return $new;
  80 }