Index: /MediaWiki/trunk/extensions/FCKeditor.php
===================================================================
--- /MediaWiki/trunk/extensions/FCKeditor.php	(revision 470)
+++ /MediaWiki/trunk/extensions/FCKeditor.php	(revision 470)
@@ -0,0 +1,410 @@
+<?php
+error_reporting(E_ALL | E_NOTICE);
+ini_set("display_errors", 1);
+
+$wgFCKUseEditor          = true;      // When set to 'true' the FCKeditor is the default editor.
+$wgFCKEditorDir          = "FCKeditor";
+$wgFCKEditorToken        = "__USE_EDITOR__";  
+$wgFCKEditorToolbarSet   = "Wiki";
+$wgFCKEditorHeight       = "600";
+$wgFCKEditorAllow_a_tags      = true; // <a> </a>   : Set this to true if you want to use the **external** link 
+                                       // generator of the FCKeditor.
+$wgFCKEditorAllow_img_tags    = true; // <img />    : Set this to true if you want to use the 
+                                       // file browser and/or the smilies of the FCKeditor.
+$wgFCKexcludedNamespaces = array(8,1,-1);    // eg. "8" for disabling the editor within the MediaWiki namespace.
+
+/**
+ * Enable use of AJAX features.
+ */
+$wgUseAjax = true;
+$wgAjaxExportList[] = 'wfSajaxSearchImageFCKeditor';
+
+/*
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+*/
+
+
+if( !defined( 'MEDIAWIKI' ) ) {
+  die();
+}
+
+$wgExtensionCredits['other'][] = array(
+
+        "name" => "fckeditor extension",
+        "author" => "Mafs",
+        "version" => "fck/mw-extension (0.7.2) 2006",
+        "url" => "http://meta.wikimedia.org/wiki/FCKeditor",
+        "description" => "integrating the fckeditor"
+
+ );
+
+
+# REGISTER HOOKS
+$wgHooks['ParserBeforeStrip'][]                 = 'wfFCKeditorBypassParserCut';
+$wgHooks['ParserAfterTidy'][]                   = 'wfFCKeditorBypassParserPaste';
+$wgHooks['ArticleAfterFetchContent'][]          = 'wfFCKeditorCheck';
+$wgHooks['EditPage::showEditForm:initial'][]    = 'wfFCKeditorAddFCKScript';
+
+
+//************************************************************************
+// Not used yet, needs some testing ...
+/*
+$wgHooks['ArticleSave'][]                       = 'wfFCKeditorImageLinks';
+
+function wfFCKeditorImageLinks($q, $user, $text, $summary, $f1, $f2, $f3, $flags) {
+        // In case the html text was copied from an other wiki, the src attribute
+        // of the image links is no longer valid. 
+        // Therefore, the img tags have to be rewritten.
+        
+        // For nomal images: Extract the image name and create a new url.
+        // For tex images:   Extract the tex text (alt="...") and send it to the parser.
+        
+        global $wgFCKEditorToken;
+
+        if (preg_match("/$wgFCKEditorToken/i", $text, $a )) {
+        
+        
+
+        global $wgOut, $wgUser;
+
+        $wgUser->setOption("math", 0); // render png
+
+        $list_md5 = array();
+        $list_tex = array();
+        $list_names = array();
+        $list_img = array();
+        
+        $att_list = array("href", "longdesc", "alt", "src");
+
+        // tex   *************************************************************
+        while (preg_match("/<img.*?class=[\'\"]tex[\'\"].*?>/i", $text, $a)) {
+
+                $img_tag = $a[0];
+                $img_md5 = "tex_".md5($img_tag);
+                $text = str_replace($img_tag, $img_md5, $text );
+                $list_md5[] = $img_md5;
+                preg_match("/alt=[\'\"](.*?)[\'\"]/", $img_tag, $a);
+                $list_tex["$img_md5"] = $a[1];
+        }
+
+        foreach($list_md5 as $md5) {
+                $tex = $list_tex["$md5"];
+                $math = $wgOut->parse("<math>$tex</math>");
+                preg_match("/<img.*?>/i", $math, $a);
+                $math = $a[0];
+                $text = str_replace( $md5, $math, $text );
+        }
+
+        //  imgage   **********************************************************
+        //           add class="image" to a-tag and replace attributes.
+
+        $list_md5 = array();
+        
+        //die("replace");
+        
+        while (preg_match("/<a.*?>.*?<img.*?>.*?<\/a.*?>/i", $text, $a) ) {
+
+                $img_tag = $a[0];
+                $img_md5 = "img_".md5($img_tag);
+                $text = str_replace($img_tag, $img_md5, $text );
+                $list_md5[] = $img_md5;
+                
+                if (! preg_match("/<a.*?class=[\'\"]image[\'\"].*?>/", $img_tag, $a)) 
+                      $img_tag = preg_replace("/<a (.*?)/", "<a class= \"image\" \\1", $img_tag);
+                      
+                preg_match("/src=[\'\"].*?\/([^\/]+?)[\'\"]/", $img_tag, $a);
+                $image_name = $a[1];
+                
+                echo($image_name."<br>");
+                
+                $image = $wgOut->parse("[[image:$image_name]]");
+                preg_match("/<a.*?>.*?<img.*?>.*?<\/a.*?>/i", $image, $a);
+                $image = $a[0];
+                
+                //echo($image."<br>"."<br>");
+                
+                foreach ($att_list as $att) {
+                
+                        preg_match("/$att=[\"\']([^\"\'])*?[\"\']/i", $image, $a);
+                        $content = $a[0];
+                        
+                        //echo($att."  ".$image_name."<br>");
+                        
+                        $img_tag = preg_replace( "/(.*?)($att=[\"\'][^\"\']*[\"\'])(.*?)/i", "\\1$content\\3", $img_tag );
+                }
+                
+                $list_img["$img_md5"] = $img_tag;
+        }
+        
+
+
+        foreach($list_md5 as $md5) {
+                $img_tag = $list_img["$md5"];
+                $text = str_replace( $md5, $img_tag, $text );
+                //echo($img_tag);
+        }
+
+        }
+        
+//die("end");
+        return true;
+}
+*/
+
+function wfFCKeditorAddFCKScript ($q) { 
+
+        global $wgOut, $wgTitle, $wgScriptPath;
+        global $wgFCKexcludedNamespaces, $wgFCKUseEditor, $wgFCKEditorToolbarSet; 
+        global $wgFCKEditorDir, $wgFCKEditorHeight;
+
+        $ns_allowed = true;
+        $ns = $wgTitle->getNamespace();
+        if (in_array($ns, $wgFCKexcludedNamespaces)) $ns_allowed = false;
+        
+        if ($ns_allowed and $wgFCKUseEditor) {
+                $wgOut->addScript( "<script type=\"text/javascript\" src=\"$wgScriptPath/$wgFCKEditorDir/fckeditor.js\"></script>\n" );
+                
+                $wgOut->addScript("<script type=\"text/javascript\"> function onLoadFCK () { var oFCKeditor = new FCKeditor('wpTextbox1') ; oFCKeditor.BasePath = \"$wgScriptPath/$wgFCKEditorDir/\" ; if (document.getElementById(\"wpTextbox1\")) {oFCKeditor.Height = \"$wgFCKEditorHeight\" ; oFCKeditor.ToolbarSet = \"$wgFCKEditorToolbarSet\" ; oFCKeditor.ReplaceTextarea() ; var oDiv=document.getElementById(\"toolbar\"); oDiv.style.cssText = 'display: none;'; }} addOnloadHook(onLoadFCK); </script>\n");
+        }
+        
+        return true;
+}
+
+function wfFCKeditorCheck ($q, $text) { 
+
+        global $wgFCKUseEditor, $wgFCKEditorToken;
+        
+        if (preg_match("/$wgFCKEditorToken/i", $text, $a)) {
+                $wgFCKUseEditor = true;
+        }
+        
+        return true;
+
+}
+
+
+function wfFCKeditorBypassParserCut ($q, $text) {
+
+        global $wgFCKexcludedNamespaces, $wgFCKUseEditor, $wgTitle;
+        global $wgFCKBypassText, $wgFCKEditorToken;
+        
+        $ns_allowed = true;
+        $ns = $wgTitle->getNamespace();
+        
+        if (in_array($ns, $wgFCKexcludedNamespaces)) $ns_allowed = false;
+        
+        if ($ns_allowed and $wgFCKUseEditor) {
+                
+                $wgFCKBypassText = $text;
+                $text = "";
+        }
+        
+        return true;
+}
+
+
+function wfFCKeditorBypassParserPaste ($q, $text) {
+
+        global $wgOut, $wgTitle, $wgParser;
+        global $wgFCKexcludedNamespaces, $wgFCKEditorHeight, $wgFCKEditorToolbarSet, $wgFCKUseEditor;
+        global $wgFCKBypassText, $wgFCKEditorToken, $wgFCKEditorAllow_a_tags, $wgFCKEditorAllow_img_tags;
+        
+        $List   = array();
+        
+        $ns_allowed = true;
+        $ns = $wgTitle->getNamespace();
+        if (in_array($ns, $wgFCKexcludedNamespaces)) $ns_allowed = false;
+        
+        if ($ns_allowed and $wgFCKUseEditor) {
+        
+                $fcktext = $wgFCKBypassText; 
+                
+                if ($wgFCKEditorAllow_a_tags) {
+                        $i = 0;
+                        $ta = md5("aopen");
+                        while (preg_match("|(<a.*?>)|i", $fcktext, $a)) {
+                                //print "1";
+                                $j = $ta."_".md5($i);
+                                $List[$j]["content"] = $a[0];
+                                $List[$j]["index"] = $j;
+                                $fcktext = str_replace($a[0], $j, $fcktext);
+                                $i++;
+                        }
+                        $i = 0;
+                        $ta = md5("aclose");
+                        while (preg_match("|(</a>)|i", $fcktext, $a)) {
+                                //print "2";
+                                $j = $ta."_".md5($i);
+                                $List[$j]["content"] = $a[0];
+                                $List[$j]["index"] = $j;
+                                $fcktext = str_replace($a[0], $j, $fcktext);
+                                $i++;
+                        }
+                }
+                if ($wgFCKEditorAllow_img_tags) {
+                        $i = 0;
+                        $timg = md5("img");
+                        while (preg_match("|(<img[^>]*?/>)|i", $fcktext, $a)) {
+                                //print "3";
+                                $j = $timg."_".md5($i);
+                                $List[$j]["content"] = $a[0];
+                                $List[$j]["index"] = $j;
+                                $fcktext = str_replace($a[0], $j, $fcktext);
+                                $i++;
+                        }
+                }
+        
+                $fcktext = str_replace('<p class="line867">&nbsp;</p>', "", $fcktext);
+                
+                $tagList = array("pre", "math", "gallery", "nowiki", "html");
+                $i=1;
+                foreach($tagList as $tag) {
+                        //while (preg_match("|<($tag.*?)>(.*?)</$tag>|is", $fcktext, $a)) { 
+                        if (preg_match("|<($tag.*?)>(.*?)</$tag>|is", $fcktext, $a)) { 
+                                if ($i == 1){
+                               /*
+                                    print "\n-----\n";
+                                    print $fcktext;
+                                    print "\n-----\n";
+                                    print_r($a);
+                                    print "\n-----\n";
+                                    print "Tag: $tag";
+                                    print "\n-----\n";                                    
+                                    */
+                                }
+                                //print "4";
+                                $r = preg_replace("|<br.*?>|i", "", $a[0]);
+                                if ($i == 1){
+                                    /*
+                                    print "\n-----\n";
+                                    print $r;
+                                    print "\n-----\n";
+                                    */
+                                }
+                                $r = preg_replace("| |i", " ", $r);
+                                if ($i == 1){
+                                    /*
+                                    print "\n-----\n";
+                                    print $r;
+                                    print "\n-----\n";
+                                    */
+                                }
+                                $fcktext = str_replace($a[0], html_entity_decode($r), $fcktext);
+                                if ($i == 1){
+                                    /*
+                                    print "\n-----\n";
+                                    print $fcktext;
+                                    print "\n-----\n";
+                                */
+                                }
+                                $i++;
+                        }
+                }
+
+                foreach($q->mTagHooks as $tag => $func) {
+                        //while (preg_match("|<($tag.*?)>(.*?)</$tag>|is", $fcktext, $a)) { 
+                        if (preg_match("|<($tag.*?)>(.*?)</$tag>|is", $fcktext, $a)) { 
+                                //print "5";
+                                $r = preg_replace("|<br.*?>|i", "", $a[0]);
+                                $r = preg_replace("| |i", " ", $r);
+                                $fcktext = str_replace($a[0], html_entity_decode($r), $fcktext);
+                        }
+                }
+        
+                $state = new StripState;
+                $x =& $state;
+                
+                $fcktext = $q->strip($fcktext, $x);
+
+                $fcktext = preg_replace("/<\/?tbody>/i","", $fcktext);
+                $fcktext = preg_replace("/$wgFCKEditorToken/i","", $fcktext);       
+                $fcktext = Sanitizer::removeHTMLtags( $fcktext, array( &$q, 'attributeStripCallback' ) );
+
+                $fcktext = $q->replaceVariables($fcktext);
+                $fcktext = $q->stripToc( $fcktext );         
+
+                $fcktext = $q->replaceInternalLinks( $fcktext );
+                $fcktext = $q->replaceExternalLinks( $fcktext );
+        
+                # replaceInternalLinks may sometimes leave behind
+                # absolute URLs, which have to be masked to hide them from replaceExternalLinks
+                $fcktext = str_replace($q->mUniqPrefix."NOPARSE", "", $fcktext);
+                
+                $fcktext = $q->doMagicLinks( $fcktext );
+                $fcktext = $q->formatHeadings( $fcktext, true );
+        
+                $q->replaceLinkHolders( $fcktext );
+        
+                $fcktext = $q->unstripNoWiki( $fcktext, $state );
+                $fcktext = $q->unstrip($fcktext, $state);
+        
+                foreach($List as $item) {
+                        $fcktext = str_replace($item["index"], $item["content"], $fcktext);
+                        $i++;
+                }
+        
+                $text = $fcktext;
+        }
+        
+        return true;
+}
+
+function wfSajaxSearchImageFCKeditor( $term ) {
+        global $wgContLang, $wgAjaxCachePolicy, $wgOut;
+        $limit = 10;
+        
+        $term = $wgContLang->checkTitleEncoding( $wgContLang->recodeInput( js_unescape( $term ) ) );
+        $term1 = str_replace( ' ', '_', $wgContLang->ucfirst( $term ) );
+        $term2 = str_replace( ' ', '_', $wgContLang->lc( $term ) );
+        $term3 = str_replace( ' ', '_', $wgContLang->uc( $term ) );
+        $term = $term1;
+
+        if ( strlen( str_replace( '_', '', $term ) )<3 )
+                return "<input type=\"hidden\" name=\"wfSajaxSearchImageFCKeditor\" value=\"\"><br /><b>\"".$term2."\"</b>: Type one more character ...";
+
+        $wgAjaxCachePolicy->setPolicy( 30*60 );
+
+        $db =& wfGetDB( DB_SLAVE );
+        $res = $db->select( 'page', 'page_title',
+                        array(  'page_namespace' => 6,
+                                "LCASE(page_title) LIKE '%". $db->strencode( $term2 ) ."%'" ),
+                                "wfSajaxSearch",
+                                array( 'LIMIT' => $limit+1 )
+                        );
+
+        $r = "";
+
+        $i=0;
+        while ( ( $row = $db->fetchObject( $res ) ) && ( ++$i <= $limit ) ) {
+
+                $im = Image::newFromName($row->page_title);
+                $url = $im->getURL();
+                
+                $ti = Title::makeTitle(6, $row->page_title);
+                
+                $tiURL = "";
+                $tiName= "";
+                if (is_object($ti)) {
+                        $tiURL  = $ti->getLocalURL();
+                        $tiName = $ti->getPrefixedDBkey();
+                }
+
+                $r .= '<li>' . "<div style=\"background-color: #DFDFDF; cursor: pointer;\" onMouseover=\"this.style.backgroundColor='#0099FF'\" onMouseout=\"this.style.backgroundColor='#DFDFDF'\" onclick=\"clickOnList('".$row->page_title."','".$url."','".$tiURL."','".$tiName."')\">".htmlspecialchars( $row->page_title ) .'</div>'. "</li>\n";
+        }
+
+        $term = htmlspecialchars( $term );
+
+        return "<input type=\"hidden\" name=\"wfSajaxSearchImageFCKeditor\" value=\"\"><br />Images containing <b>\"".$term2."\"</b><br /><ul>" .$r ."</ul>";
+}