wp-includes/js/tinymce/plugins/wordpress/editor_plugin.js

   1 /* Import plugin specific language pack */
   2 tinyMCE.importPluginLanguagePack('wordpress', 'en');
   3
   4 var TinyMCE_wordpressPlugin = {
   5         getInfo : function() {
   6                 return {
   7                         longname : 'WordPress Plugin',
   8                         author : 'WordPress',
   9                         authorurl : 'http://wordpress.org',
  10                         infourl : 'http://wordpress.org',
  11                         version : '1'
  12                 };
  13         },
  14
  15         getControlHTML : function(control_name) {
  16                 switch (control_name) {
  17                         case "wp_more":
  18                                 return tinyMCE.getButtonHTML(control_name, 'lang_wordpress_more_button', '{$pluginurl}/images/more.gif', 'wpMore');
  19                         case "wp_page":
  20                                 return tinyMCE.getButtonHTML(control_name, 'lang_wordpress_page_button', '{$pluginurl}/images/page.gif', 'wpPage');
  21                         case "wp_help":
  22                                 var buttons = tinyMCE.getButtonHTML(control_name, 'lang_help_button_title', '{$pluginurl}/images/help.gif', 'wpHelp');
  23                                 var hiddenControls = '<div class="zerosize">'
  24                                 + '<input type="button" accesskey="n" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'mceSpellCheck\',false);" />'
  25                                 + '<input type="button" accesskey="k" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'Strikethrough\',false);" />'
  26                                 + '<input type="button" accesskey="l" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'InsertUnorderedList\',false);" />'
  27                                 + '<input type="button" accesskey="o" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'InsertOrderedList\',false);" />'
  28                                 + '<input type="button" accesskey="w" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'Outdent\',false);" />'
  29                                 + '<input type="button" accesskey="q" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'Indent\',false);" />'
  30                                 + '<input type="button" accesskey="f" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'JustifyLeft\',false);" />'
  31                                 + '<input type="button" accesskey="c" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'JustifyCenter\',false);" />'
  32                                 + '<input type="button" accesskey="r" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'JustifyRight\',false);" />'
  33                                 + '<input type="button" accesskey="j" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'JustifyFull\',false);" />'
  34                                 + '<input type="button" accesskey="a" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'mceLink\',true);" />'
  35                                 + '<input type="button" accesskey="s" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'unlink\',false);" />'
  36                                 + '<input type="button" accesskey="m" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'mceImage\',true);" />'
  37                                 + '<input type="button" accesskey="t" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'wpMore\');" />'
  38                                 + '<input type="button" accesskey="g" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'wpPage\');" />'
  39                                 + '<input type="button" accesskey="u" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'Undo\',false);" />'
  40                                 + '<input type="button" accesskey="y" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'Redo\',false);" />'
  41                                 + '<input type="button" accesskey="h" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'wpHelp\',false);" />'
  42                                 + '<input type="button" accesskey="b" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'Bold\',false);" />'
  43                                 + '<input type="button" accesskey="v" onclick="tinyMCE.execInstanceCommand(\'{$editor_id}\',\'wpAdv\',false);" />'
  44                                 + '</div>';
  45                                 return buttons+hiddenControls;
  46                         case "wp_adv":
  47                                 return tinyMCE.getButtonHTML(control_name, 'lang_wordpress_adv_button', '{$pluginurl}/images/toolbars.gif', 'wpAdv');
  48                         case "wp_adv_start":
  49                                 return '<div id="wpadvbar" style="display:none;"><br />';
  50                         case "wp_adv_end":
  51                                 return '</div>';
  52                 }
  53                 return '';
  54         },
  55
  56         execCommand : function(editor_id, element, command, user_interface, value) {
  57                 var inst = tinyMCE.getInstanceById(editor_id);
  58                 var focusElm = inst.getFocusElement();
  59                 var doc = inst.getDoc();
  60
  61                 function getAttrib(elm, name) {
  62                         return elm.getAttribute(name) ? elm.getAttribute(name) : "";
  63                 }
  64
  65                 // Handle commands
  66                 switch (command) {
  67                         case "wpMore":
  68                                 var flag = "";
  69                                 var template = new Array();
  70                                 var altMore = tinyMCE.getLang('lang_wordpress_more_alt');
  71
  72                                 // Is selection a image
  73                                 if (focusElm != null && focusElm.nodeName.toLowerCase() == "img") {
  74                                         flag = getAttrib(focusElm, 'class');
  75
  76                                         if (flag != 'mce_plugin_wordpress_more') // Not a wordpress
  77                                                 return true;
  78
  79                                         action = "update";
  80                                 }
  81
  82                                 html = ''
  83                                         + '<img src="' + (tinyMCE.getParam("theme_href") + "/images/spacer.gif") + '" '
  84                                         + ' width="100%" height="10px" '
  85                                         + 'alt="'+altMore+'" title="'+altMore+'" class="mce_plugin_wordpress_more" name="mce_plugin_wordpress_more" />';
  86                                 tinyMCE.execInstanceCommand(editor_id, 'mceInsertContent', false, html);
  87                                 tinyMCE.selectedInstance.repaint();
  88                                 return true;
  89
  90                         case "wpPage":
  91                                 var flag = "";
  92                                 var template = new Array();
  93                                 var altPage = tinyMCE.getLang('lang_wordpress_more_alt');
  94
  95                                 // Is selection a image
  96                                 if (focusElm != null && focusElm.nodeName.toLowerCase() == "img") {
  97                                         flag = getAttrib(focusElm, 'name');
  98
  99                                         if (flag != 'mce_plugin_wordpress_page') // Not a wordpress
 100                                                 return true;
 101
 102                                         action = "update";
 103                                 }
 104
 105                                 html = ''
 106                                         + '<img src="' + (tinyMCE.getParam("theme_href") + "/images/spacer.gif") + '" '
 107                                         + ' width="100%" height="10px" '
 108                                         + 'alt="'+altPage+'" title="'+altPage+'" class="mce_plugin_wordpress_page" name="mce_plugin_wordpress_page" />';
 109                                 tinyMCE.execCommand("mceInsertContent",true,html);
 110                                 tinyMCE.selectedInstance.repaint();
 111                                 return true;
 112
 113                         case "wpHelp":
 114                                 var template = new Array();
 115
 116                                 template['file']   = tinyMCE.baseURL + '/wp-mce-help.php';
 117                                 template['width']  = 480;
 118                                 template['height'] = 380;
 119
 120                                 args = {
 121                                         resizable : 'yes',
 122                                         scrollbars : 'yes'
 123                                 };
 124
 125                                 tinyMCE.openWindow(template, args);
 126                                 return true;
 127                         case "wpAdv":
 128                                 var adv = document.getElementById('wpadvbar');
 129                                 if ( adv.style.display == 'none' ) {
 130                                         adv.style.display = 'block';
 131                                         tinyMCE.switchClass(editor_id + '_wp_adv', 'mceButtonSelected');
 132                                 } else {
 133                                         adv.style.display = 'none';
 134                                         tinyMCE.switchClass(editor_id + '_wp_adv', 'mceButtonNormal');
 135                                 }
 136                                 return true;
 137                 }
 138
 139                 // Pass to next handler in chain
 140                 return false;
 141         },
 142
 143         cleanup : function(type, content) {
 144                 switch (type) {
 145
 146                         case "insert_to_editor":
 147                                 var startPos = 0;
 148                                 var altMore = tinyMCE.getLang('lang_wordpress_more_alt');
 149                                 var altPage = tinyMCE.getLang('lang_wordpress_page_alt');
 150
 151                                 // Parse all <!--more--> tags and replace them with images
 152                                 while ((startPos = content.indexOf('<!--more', startPos)) != -1) {
 153                                         var endPos = content.indexOf('-->', startPos) + 3;
 154                                         // Insert image
 155                                         var moreText = content.substring(startPos + 8, endPos - 3);
 156                                         var contentAfter = content.substring(endPos);
 157                                         content = content.substring(0, startPos);
 158                                         content += '<img src="' + (tinyMCE.getParam("theme_href") + "/images/spacer.gif") + '" ';
 159                                         content += ' width="100%" height="10px" moretext="'+moreText+'" ';
 160                                         content += 'alt="'+altMore+'" title="'+altMore+'" class="mce_plugin_wordpress_more" name="mce_plugin_wordpress_more" />';
 161                                         content += contentAfter;
 162
 163                                         startPos++;
 164                                 }
 165                                 var startPos = 0;
 166
 167                                 // Parse all <!--page--> tags and replace them with images
 168                                 while ((startPos = content.indexOf('<!--nextpage-->', startPos)) != -1) {
 169                                         // Insert image
 170                                         var contentAfter = content.substring(startPos + 15);
 171                                         content = content.substring(0, startPos);
 172                                         content += '<img src="' + (tinyMCE.getParam("theme_href") + "/images/spacer.gif") + '" ';
 173                                         content += ' width="100%" height="10px" ';
 174                                         content += 'alt="'+altPage+'" title="'+altPage+'" class="mce_plugin_wordpress_page" name="mce_plugin_wordpress_page" />';
 175                                         content += contentAfter;
 176
 177                                         startPos++;
 178                                 }
 179
 180                                 // Look for \n in <pre>, replace with <br>
 181                                 var startPos = -1;
 182                                 while ((startPos = content.indexOf('<pre', startPos+1)) != -1) {
 183                                         var endPos = content.indexOf('</pre>', startPos+1);
 184                                         var innerPos = content.indexOf('>', startPos+1);
 185                                         var chunkBefore = content.substring(0, innerPos);
 186                                         var chunkAfter = content.substring(endPos);
 187
 188                                         var innards = content.substring(innerPos, endPos);
 189                                         innards = innards.replace(/\n/g, '<br />');
 190                                         content = chunkBefore + innards + chunkAfter;
 191                                 }
 192
 193                                 break;
 194
 195                         case "get_from_editor":
 196                                 // Parse all img tags and replace them with <!--more-->
 197                                 var startPos = -1;
 198                                 while ((startPos = content.indexOf('<img', startPos+1)) != -1) {
 199                                         var endPos = content.indexOf('/>', startPos);
 200                                         var attribs = this._parseAttributes(content.substring(startPos + 4, endPos));
 201
 202                                         if (attribs['class'] == "mce_plugin_wordpress_more" || attribs['name'] == "mce_plugin_wordpress_more") {
 203                                                 endPos += 2;
 204
 205                                                 var moreText = attribs['moretext'] ? attribs['moretext'] : '';
 206                                                 var embedHTML = '<!--more'+moreText+'-->';
 207
 208                                                 // Insert embed/object chunk
 209                                                 chunkBefore = content.substring(0, startPos);
 210                                                 chunkAfter = content.substring(endPos);
 211                                                 content = chunkBefore + embedHTML + chunkAfter;
 212                                         }
 213                                         if (attribs['class'] == "mce_plugin_wordpress_page" || attribs['name'] == "mce_plugin_wordpress_page") {
 214                                                 endPos += 2;
 215
 216                                                 var embedHTML = '<!--nextpage-->';
 217
 218                                                 // Insert embed/object chunk
 219                                                 chunkBefore = content.substring(0, startPos);
 220                                                 chunkAfter = content.substring(endPos);
 221                                                 content = chunkBefore + embedHTML + chunkAfter;
 222                                         }
 223                                 }
 224
 225                                 // Remove normal line breaks
 226                                 content = content.replace(/\n|\r/g, ' ');
 227
 228                                 // Look for <br> in <pre>, replace with \n
 229                                 var startPos = -1;
 230                                 while ((startPos = content.indexOf('<pre', startPos+1)) != -1) {
 231                                         var endPos = content.indexOf('</pre>', startPos+1);
 232                                         var innerPos = content.indexOf('>', startPos+1);
 233                                         var chunkBefore = content.substring(0, innerPos);
 234                                         var chunkAfter = content.substring(endPos);
 235
 236                                         var innards = content.substring(innerPos, endPos);
 237                                         innards = innards.replace(new RegExp('<br\\s?/?>', 'g'), '\n');
 238                                         innards = innards.replace(new RegExp('\\s$', ''), '');
 239                                         content = chunkBefore + innards + chunkAfter;
 240                                 }
 241
 242                                 // Remove anonymous, empty paragraphs.
 243                                 content = content.replace(new RegExp('<p>(\\s|&nbsp;)*</p>', 'mg'), '');
 244
 245                                 // Handle table badness.
 246                                 content = content.replace(new RegExp('<(table( [^>]*)?)>.*?<((tr|thead)( [^>]*)?)>', 'mg'), '<$1><$3>');
 247                                 content = content.replace(new RegExp('<(tr|thead|tfoot)>.*?<((td|th)( [^>]*)?)>', 'mg'), '<$1><$2>');
 248                                 content = content.replace(new RegExp('</(td|th)>.*?<(td( [^>]*)?|th( [^>]*)?|/tr|/thead|/tfoot)>', 'mg'), '</$1><$2>');
 249                                 content = content.replace(new RegExp('</tr>.*?<(tr|/table)>', 'mg'), '</tr><$1>');
 250                                 content = content.replace(new RegExp('<(/?(table|tbody|tr|th|td)[^>]*)>(\\s*|(<br ?/?>)*)*', 'g'), '<$1>');
 251
 252                                 // Pretty it up for the source editor.
 253                                 var blocklist = 'blockquote|ul|ol|li|table|thead|tr|th|td|div|h\\d|pre|p';
 254                                 content = content.replace(new RegExp('\\s*</('+blocklist+')>\\s*', 'mg'), '</$1>\n');
 255                                 content = content.replace(new RegExp('\\s*<(('+blocklist+')[^>]*)>', 'mg'), '\n<$1>');
 256                                 content = content.replace(new RegExp('<((li|/?tr|/?thead|/?tfoot)( [^>]*)?)>', 'g'), '\t<$1>');
 257                                 content = content.replace(new RegExp('<((td|th)( [^>]*)?)>', 'g'), '\t\t<$1>');
 258                                 content = content.replace(new RegExp('\\s*<br ?/?>\\s*', 'mg'), '<br />\n');
 259                                 content = content.replace(new RegExp('^\\s*', ''), '');
 260                                 content = content.replace(new RegExp('\\s*$', ''), '');
 261
 262                                 break;
 263                 }
 264
 265                 // Pass through to next handler in chain
 266                 return content;
 267         },
 268
 269         handleNodeChange : function(editor_id, node, undo_index, undo_levels, visual_aid, any_selection) {
 270
 271                 tinyMCE.switchClass(editor_id + '_wp_more', 'mceButtonNormal');
 272                 tinyMCE.switchClass(editor_id + '_wp_page', 'mceButtonNormal');
 273
 274                 if (node == null)
 275                         return;
 276
 277                 do {
 278                         if (node.nodeName.toLowerCase() == "img" && tinyMCE.getAttrib(node, 'class').indexOf('mce_plugin_wordpress_more') == 0)
 279                                 tinyMCE.switchClass(editor_id + '_wp_more', 'mceButtonSelected');
 280                         if (node.nodeName.toLowerCase() == "img" && tinyMCE.getAttrib(node, 'class').indexOf('mce_plugin_wordpress_page') == 0)
 281                                 tinyMCE.switchClass(editor_id + '_wp_page', 'mceButtonSelected');
 282                 } while ((node = node.parentNode));
 283
 284                 return true;
 285         },
 286
 287         saveCallback : function(el, content, body) {
 288                 // We have a TON of cleanup to do.
 289
 290                 // Mark </p> if it has any attributes.
 291                 content = content.replace(new RegExp('(<p[^>]+>.*?)</p>', 'mg'), '$1</p#>');
 292
 293                 // Decode the ampersands of time.
 294                 // content = content.replace(new RegExp('&amp;', 'g'), '&');
 295
 296                 // Get it ready for wpautop.
 297                 content = content.replace(new RegExp('\\s*<p>', 'mgi'), '');
 298                 content = content.replace(new RegExp('\\s*</p>\\s*', 'mgi'), '\n\n');
 299                 content = content.replace(new RegExp('\\n\\s*\\n', 'mgi'), '\n\n');
 300                 content = content.replace(new RegExp('\\s*<br ?/?>\\s*', 'gi'), '\n');
 301
 302                 // Fix some block element newline issues
 303                 var blocklist = 'blockquote|ul|ol|li|table|thead|tr|th|td|div|h\\d|pre';
 304                 content = content.replace(new RegExp('\\s*<(('+blocklist+') ?[^>]*)\\s*>', 'mg'), '\n<$1>');
 305                 content = content.replace(new RegExp('\\s*</('+blocklist+')>\\s*', 'mg'), '</$1>\n');
 306                 content = content.replace(new RegExp('<li>', 'g'), '\t<li>');
 307
 308                 // Unmark special paragraph closing tags
 309                 content = content.replace(new RegExp('</p#>', 'g'), '</p>\n');
 310                 content = content.replace(new RegExp('\\s*(<p[^>]+>.*</p>)', 'mg'), '\n$1');
 311
 312                 // Trim trailing whitespace
 313                 content = content.replace(new RegExp('\\s*$', ''), '');
 314
 315                 // Hope.
 316                 return content;
 317
 318         },
 319
 320         _parseAttributes : function(attribute_string) {
 321                 var attributeName = "";
 322                 var attributeValue = "";
 323                 var withInName;
 324                 var withInValue;
 325                 var attributes = new Array();
 326                 var whiteSpaceRegExp = new RegExp('^[ \n\r\t]+', 'g');
 327                 var titleText = tinyMCE.getLang('lang_wordpress_more');
 328                 var titleTextPage = tinyMCE.getLang('lang_wordpress_page');
 329
 330                 if (attribute_string == null || attribute_string.length < 2)
 331                         return null;
 332
 333                 withInName = withInValue = false;
 334
 335                 for (var i=0; i<attribute_string.length; i++) {
 336                         var chr = attribute_string.charAt(i);
 337
 338                         if ((chr == '"' || chr == "'") && !withInValue)
 339                                 withInValue = true;
 340                         else if ((chr == '"' || chr == "'") && withInValue) {
 341                                 withInValue = false;
 342
 343                                 var pos = attributeName.lastIndexOf(' ');
 344                                 if (pos != -1)
 345                                         attributeName = attributeName.substring(pos+1);
 346
 347                                 attributes[attributeName.toLowerCase()] = attributeValue.substring(1);
 348
 349                                 attributeName = "";
 350                                 attributeValue = "";
 351                         } else if (!whiteSpaceRegExp.test(chr) && !withInName && !withInValue)
 352                                 withInName = true;
 353
 354                         if (chr == '=' && withInName)
 355                                 withInName = false;
 356
 357                         if (withInName)
 358                                 attributeName += chr;
 359
 360                         if (withInValue)
 361                                 attributeValue += chr;
 362                 }
 363
 364                 return attributes;
 365         }
 366 };
 367
 368 tinyMCE.addPlugin("wordpress", TinyMCE_wordpressPlugin);
 369
 370 /* This little hack protects our More and Page placeholders from the removeformat command */
 371 tinyMCE.orgExecCommand = tinyMCE.execCommand;
 372 tinyMCE.execCommand = function (command, user_interface, value) {
 373         re = this.orgExecCommand(command, user_interface, value);
 374
 375         if ( command == 'removeformat' ) {
 376                 var inst = tinyMCE.getInstanceById('mce_editor_0');
 377                 doc = inst.getDoc();
 378                 var imgs = doc.getElementsByTagName('img');
 379                 for (i=0;img=imgs[i];i++)
 380                         img.className = img.name;
 381         }
 382         return re;
 383 };
 384 wpInstTriggerSave = function (skip_cleanup, skip_callback) {
 385         var e, nl = new Array(), i, s;
 386
 387         this.switchSettings();
 388         s = tinyMCE.settings;
 389
 390         // Force hidden tabs visible while serializing
 391         if (tinyMCE.isMSIE && !tinyMCE.isOpera) {
 392                 e = this.iframeElement;
 393
 394                 do {
 395                         if (e.style && e.style.display == 'none') {
 396                                 e.style.display = 'block';
 397                                 nl[nl.length] = {elm : e, type : 'style'};
 398                         }
 399
 400                         if (e.style && s.hidden_tab_class.length > 0 && e.className.indexOf(s.hidden_tab_class) != -1) {
 401                                 e.className = s.display_tab_class;
 402                                 nl[nl.length] = {elm : e, type : 'class'};
 403                         }
 404                 } while ((e = e.parentNode) != null)
 405         }
 406
 407         tinyMCE.settings['preformatted'] = false;
 408
 409         // Default to false
 410         if (typeof(skip_cleanup) == "undefined")
 411                 skip_cleanup = false;
 412
 413         // Default to false
 414         if (typeof(skip_callback) == "undefined")
 415                 skip_callback = false;
 416
 417 //      tinyMCE._setHTML(this.getDoc(), this.getBody().innerHTML);
 418
 419         // Remove visual aids when cleanup is disabled
 420         if (this.settings['cleanup'] == false) {
 421                 tinyMCE.handleVisualAid(this.getBody(), true, false, this);
 422                 tinyMCE._setEventsEnabled(this.getBody(), true);
 423         }
 424
 425         tinyMCE._customCleanup(this, "submit_content_dom", this.contentWindow.document.body);
 426         tinyMCE.selectedInstance.getWin().oldfocus=tinyMCE.selectedInstance.getWin().focus;
 427         tinyMCE.selectedInstance.getWin().focus=function() {};
 428         var htm = tinyMCE._cleanupHTML(this, this.getDoc(), this.settings, this.getBody(), tinyMCE.visualAid, true, true);
 429         tinyMCE.selectedInstance.getWin().focus=tinyMCE.selectedInstance.getWin().oldfocus;
 430         htm = tinyMCE._customCleanup(this, "submit_content", htm);
 431
 432         if (!skip_callback && tinyMCE.settings['save_callback'] != "")
 433                 var content = eval(tinyMCE.settings['save_callback'] + "(this.formTargetElementId,htm,this.getBody());");
 434
 435         // Use callback content if available
 436         if ((typeof(content) != "undefined") && content != null)
 437                 htm = content;
 438
 439         // Replace some weird entities (Bug: #1056343)
 440         htm = tinyMCE.regexpReplace(htm, "&#40;", "(", "gi");
 441         htm = tinyMCE.regexpReplace(htm, "&#41;", ")", "gi");
 442         htm = tinyMCE.regexpReplace(htm, "&#59;", ";", "gi");
 443         htm = tinyMCE.regexpReplace(htm, "&#34;", "&quot;", "gi");
 444         htm = tinyMCE.regexpReplace(htm, "&#94;", "^", "gi");
 445
 446         if (this.formElement)
 447                 this.formElement.value = htm;
 448
 449         if (tinyMCE.isSafari && this.formElement)
 450                 this.formElement.innerText = htm;
 451
 452         // Hide them again (tabs in MSIE)
 453         for (i=0; i<nl.length; i++) {
 454                 if (nl[i].type == 'style')
 455                         nl[i].elm.style.display = 'none';
 456                 else
 457                         nl[i].elm.className = s.hidden_tab_class;
 458         }
 459 }
 460 tinyMCE.wpTriggerSave = function () {
 461         var inst, n;
 462         for (n in tinyMCE.instances) {
 463                 inst = tinyMCE.instances[n];
 464                 if (!tinyMCE.isInstance(inst))
 465                         continue;
 466                 inst.wpTriggerSave = wpInstTriggerSave;
 467                 inst.wpTriggerSave(false, false);
 468         }
 469 }
 470
 471 function switchEditors(id) {
 472         var inst = tinyMCE.getInstanceById(id);
 473         var qt = document.getElementById('quicktags');
 474         var H = document.getElementById('edButtonHTML');
 475         var P = document.getElementById('edButtonPreview');
 476         var ta = document.getElementById(id);
 477         var pdr = ta.parentNode;
 478
 479         if ( inst ) {
 480                 edToggle(H, P);
 481
 482                 if ( tinyMCE.isMSIE && !tinyMCE.isOpera ) {
 483                         // IE rejects the later overflow assignment so we skip this step.
 484                         // Alternate code might be nice. Until then, IE reflows.
 485                 } else {
 486                         // Lock the fieldset's height to prevent reflow/flicker
 487                         pdr.style.height = pdr.clientHeight + 'px';
 488                         pdr.style.overflow = 'hidden';
 489                 }
 490
 491                 // Save the coords of the bottom right corner of the rich editor
 492                 var table = document.getElementById(inst.editorId + '_parent').getElementsByTagName('table')[0];
 493                 var y1 = table.offsetTop + table.offsetHeight;
 494
 495                 if ( TinyMCE_AdvancedTheme._getCookie("TinyMCE_" + inst.editorId + "_height") == null ) {
 496                         var expires = new Date();
 497                         expires.setTime(expires.getTime() + 3600000 * 24 * 30);
 498                         var offset = tinyMCE.isMSIE ? 1 : 2;
 499                         TinyMCE_AdvancedTheme._setCookie("TinyMCE_" + inst.editorId + "_height", "" + (table.offsetHeight - offset), expires);
 500                 }
 501
 502                 // Unload the rich editor
 503                 inst.triggerSave(false, false);
 504                 htm = inst.formElement.value;
 505                 tinyMCE.removeMCEControl(id);
 506                 document.getElementById(id).value = htm;
 507                 --tinyMCE.idCounter;
 508
 509                 // Reveal Quicktags and textarea
 510                 qt.style.display = 'block';
 511                 ta.style.display = 'inline';
 512
 513                 // Set the textarea height to match the rich editor
 514                 y2 = ta.offsetTop + ta.offsetHeight;
 515                 ta.style.height = (ta.clientHeight + y1 - y2) + 'px';
 516
 517                 // Tweak the widths
 518                 ta.parentNode.style.paddingRight = '12px';
 519
 520                 if ( tinyMCE.isMSIE && !tinyMCE.isOpera ) {
 521                 } else {
 522                         // Unlock the fieldset's height
 523                         pdr.style.height = 'auto';
 524                         pdr.style.overflow = 'display';
 525                 }
 526         } else {
 527                 edToggle(P, H);
 528                 edCloseAllTags(); // :-(
 529
 530                 if ( tinyMCE.isMSIE && !tinyMCE.isOpera ) {
 531                 } else {
 532                         // Lock the fieldset's height
 533                         pdr.style.height = pdr.clientHeight + 'px';
 534                         pdr.style.overflow = 'hidden';
 535                 }
 536
 537                 // Hide Quicktags and textarea
 538                 qt.style.display = 'none';
 539                 ta.style.display = 'none';
 540
 541                 // Tweak the widths
 542                 ta.parentNode.style.paddingRight = '0px';
 543
 544                 // Load the rich editor with formatted html
 545                 if ( tinyMCE.isMSIE ) {
 546                         ta.value = wpautop(ta.value);
 547                         tinyMCE.addMCEControl(ta, id);
 548                 } else {
 549                         htm = wpautop(ta.value);
 550                         tinyMCE.addMCEControl(ta, id);
 551                         tinyMCE.getInstanceById(id).execCommand('mceSetContent', null, htm);
 552                 }
 553
 554                 if ( tinyMCE.isMSIE && !tinyMCE.isOpera ) {
 555                 } else {
 556                         // Unlock the fieldset's height
 557                         pdr.style.height = 'auto';
 558                         pdr.style.overflow = 'display';
 559                 }
 560         }
 561 }
 562
 563 function edToggle(A, B) {
 564         A.className = 'edButtonFore';
 565         B.className = 'edButtonBack';
 566
 567         B.onclick = A.onclick;
 568         A.onclick = null;
 569 }
 570
 571 function wpautop(pee) {
 572         pee = pee + "\n\n";
 573         pee = pee.replace(new RegExp('<br />\\s*<br />', 'gi'), "\n\n");
 574         pee = pee.replace(new RegExp('(<(?:table|thead|tfoot|caption|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|address|math|p|h[1-6])[^>]*>)', 'gi'), "\n$1");
 575         pee = pee.replace(new RegExp('(</(?:table|thead|tfoot|caption|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|address|math|p|h[1-6])>)', 'gi'), "$1\n\n");
 576         pee = pee.replace(new RegExp("\\r\\n|\\r", 'g'), "\n");
 577         pee = pee.replace(new RegExp("\\n\\s*\\n+", 'g'), "\n\n");
 578         pee = pee.replace(new RegExp('([\\s\\S]+?)\\n\\n', 'mg'), "<p>$1</p>\n");
 579         pee = pee.replace(new RegExp('<p>\\s*?</p>', 'gi'), '');
 580         pee = pee.replace(new RegExp('<p>\\s*(</?(?:table|thead|tfoot|caption|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|hr|pre|select|form|blockquote|address|math|p|h[1-6])[^>]*>)\\s*</p>', 'gi'), "$1");
 581         pee = pee.replace(new RegExp("<p>(<li.+?)</p>", 'gi'), "$1");
 582         pee = pee.replace(new RegExp('<p><blockquote([^>]*)>', 'gi'), "<blockquote$1><p>");
 583         pee = pee.replace(new RegExp('</blockquote></p>', 'gi'), '</p></blockquote>');
 584         pee = pee.replace(new RegExp('<p>\\s*(</?(?:table|thead|tfoot|caption|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|hr|pre|select|form|blockquote|address|math|p|h[1-6])[^>]*>)', 'gi'), "$1");
 585         pee = pee.replace(new RegExp('(</?(?:table|thead|tfoot|caption|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|address|math|p|h[1-6])[^>]*>)\\s*</p>', 'gi'), "$1");
 586         pee = pee.replace(new RegExp('\\s*\\n', 'gi'), "<br />\n");
 587         pee = pee.replace(new RegExp('(</?(?:table|thead|tfoot|caption|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|address|math|p|h[1-6])[^>]*>)\\s*<br />', 'gi'), "$1");
 588         pee = pee.replace(new RegExp('<br />(\\s*</?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)>)', 'gi'), '$1');
 589         pee = pee.replace(new RegExp('^((?:&nbsp;)*)\\s', 'mg'), '$1&nbsp;');
 590         //pee = pee.replace(new RegExp('(<pre.*?>)(.*?)</pre>!ise', " stripslashes('$1') .  stripslashes(clean_pre('$2'))  . '</pre>' "); // Hmm...
 591         return pee;
 592 }