_source/plugins/pastefromword/filter/default.js

   1 /*\r
   2 Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.\r
   3 For licensing, see LICENSE.html or http://ckeditor.com/license\r
   4 */\r
   5 \r
   6 (function()\r
   7 {\r
   8         var fragmentPrototype = CKEDITOR.htmlParser.fragment.prototype,\r
   9                 elementPrototype = CKEDITOR.htmlParser.element.prototype;\r
  10 \r
  11         fragmentPrototype.onlyChild = elementPrototype.onlyChild = function()\r
  12         {\r
  13                 var children = this.children,\r
  14                         count = children.length,\r
  15                         firstChild = ( count == 1 ) && children[ 0 ];\r
  16                 return firstChild || null;\r
  17         };\r
  18 \r
  19         elementPrototype.removeAnyChildWithName = function( tagName )\r
  20         {\r
  21                 var children = this.children,\r
  22                         childs = [],\r
  23                         child;\r
  24 \r
  25                 for ( var i = 0; i < children.length; i++ )\r
  26                 {\r
  27                         child = children[ i ];\r
  28                         if ( !child.name )\r
  29                                 continue;\r
  30 \r
  31                         if ( child.name == tagName )\r
  32                         {\r
  33                                 childs.push( child );\r
  34                                 children.splice( i--, 1 );\r
  35                         }\r
  36                         childs = childs.concat( child.removeAnyChildWithName( tagName ) );\r
  37                 }\r
  38                 return childs;\r
  39         };\r
  40 \r
  41         elementPrototype.getAncestor = function( tagNameRegex )\r
  42         {\r
  43                 var parent = this.parent;\r
  44                 while ( parent && !( parent.name && parent.name.match( tagNameRegex ) ) )\r
  45                         parent = parent.parent;\r
  46                 return parent;\r
  47         };\r
  48 \r
  49         fragmentPrototype.firstChild = elementPrototype.firstChild = function( evaluator )\r
  50         {\r
  51                 var child;\r
  52 \r
  53                 for ( var i = 0 ; i < this.children.length ; i++ )\r
  54                 {\r
  55                         child = this.children[ i ];\r
  56                         if ( evaluator( child ) )\r
  57                                 return child;\r
  58                         else if ( child.name )\r
  59                         {\r
  60                                 child = child.firstChild( evaluator );\r
  61                                 if ( child )\r
  62                                         return child;\r
  63                         }\r
  64                 }\r
  65 \r
  66                 return null;\r
  67         };\r
  68 \r
  69         // Adding a (set) of styles to the element's 'style' attributes.\r
  70         elementPrototype.addStyle = function( name, value, isPrepend )\r
  71         {\r
  72                 var styleText, addingStyleText = '';\r
  73                 // name/value pair.\r
  74                 if ( typeof value == 'string' )\r
  75                         addingStyleText += name + ':' + value + ';';\r
  76                 else\r
  77                 {\r
  78                         // style literal.\r
  79                         if ( typeof name == 'object' )\r
  80                         {\r
  81                                 for ( var style in name )\r
  82                                 {\r
  83                                         if ( name.hasOwnProperty( style ) )\r
  84                                                 addingStyleText += style + ':' + name[ style ] + ';';\r
  85                                 }\r
  86                         }\r
  87                         // raw style text form.\r
  88                         else\r
  89                                 addingStyleText += name;\r
  90 \r
  91                         isPrepend = value;\r
  92                 }\r
  93 \r
  94                 if ( !this.attributes )\r
  95                         this.attributes = {};\r
  96 \r
  97                 styleText = this.attributes.style || '';\r
  98 \r
  99                 styleText = ( isPrepend ?\r
 100                               [ addingStyleText, styleText ]\r
 101                                           : [ styleText, addingStyleText ] ).join( ';' );\r
 102 \r
 103                 this.attributes.style = styleText.replace( /^;|;(?=;)/, '' );\r
 104         };\r
 105 \r
 106         /**\r
 107          * Return the DTD-valid parent tag names of the specified one.\r
 108          * @param tagName\r
 109          */\r
 110         CKEDITOR.dtd.parentOf = function( tagName )\r
 111         {\r
 112                 var result = {};\r
 113                 for ( var tag in this )\r
 114                 {\r
 115                         if ( tag.indexOf( '$' ) == -1 && this[ tag ][ tagName ] )\r
 116                                 result[ tag ] = 1;\r
 117                 }\r
 118                 return result;\r
 119         };\r
 120 \r
 121         var cssLengthRelativeUnit = /^([.\d]*)+(em|ex|px|gd|rem|vw|vh|vm|ch|mm|cm|in|pt|pc|deg|rad|ms|s|hz|khz){1}?/i;\r
 122         var emptyMarginRegex = /^(?:\b0[^\s]*\s*){1,4}$/;               // e.g. 0px 0pt 0px\r
 123         var romanLiternalPattern = '^m{0,4}(cm|cd|d?c{0,3})(xc|xl|l?x{0,3})(ix|iv|v?i{0,3})$',\r
 124                 lowerRomanLiteralRegex = new RegExp( romanLiternalPattern ),\r
 125                 upperRomanLiteralRegex = new RegExp( romanLiternalPattern.toUpperCase() );\r
 126 \r
 127         var listBaseIndent = 0,\r
 128                  previousListItemMargin;\r
 129 \r
 130         CKEDITOR.plugins.pastefromword =\r
 131         {\r
 132                 utils :\r
 133                 {\r
 134                         // Create a <cke:listbullet> which indicate an list item type.\r
 135                         createListBulletMarker : function ( bulletStyle, bulletText )\r
 136                         {\r
 137                                 var marker = new CKEDITOR.htmlParser.element( 'cke:listbullet' ),\r
 138                                         listType;\r
 139 \r
 140                                 // TODO: Support more list style type from MS-Word.\r
 141                                 if ( !bulletStyle )\r
 142                                 {\r
 143                                         bulletStyle = 'decimal';\r
 144                                         listType = 'ol';\r
 145                                 }\r
 146                                 else if ( bulletStyle[ 2 ] )\r
 147                                 {\r
 148                                         if ( !isNaN( bulletStyle[ 1 ] ) )\r
 149                                                 bulletStyle = 'decimal';\r
 150                                         else if ( lowerRomanLiteralRegex.test( bulletStyle[ 1 ] ) )\r
 151                                                 bulletStyle = 'lower-roman';\r
 152                                         else if ( upperRomanLiteralRegex.test( bulletStyle[ 1 ] ) )\r
 153                                                 bulletStyle = 'upper-roman';\r
 154                                         else if ( /^[a-z]+$/.test( bulletStyle[ 1 ] ) )\r
 155                                                 bulletStyle = 'lower-alpha';\r
 156                                         else if ( /^[A-Z]+$/.test( bulletStyle[ 1 ] ) )\r
 157                                                 bulletStyle = 'upper-alpha';\r
 158                                         // Simply use decimal for the rest forms of unrepresentable\r
 159                                         // numerals, e.g. Chinese...\r
 160                                         else\r
 161                                                 bulletStyle = 'decimal';\r
 162 \r
 163                                         listType = 'ol';\r
 164                                 }\r
 165                                 else\r
 166                                 {\r
 167                                         if ( /[l\u00B7\u2002]/.test( bulletStyle[ 1 ] ) )\r
 168                                                 bulletStyle = 'disc';\r
 169                                         else if ( /[\u006F\u00D8]/.test( bulletStyle[ 1 ] ) )\r
 170                                                 bulletStyle = 'circle';\r
 171                                         else if ( /[\u006E\u25C6]/.test( bulletStyle[ 1 ] ) )\r
 172                                                 bulletStyle = 'square';\r
 173                                         else\r
 174                                                 bulletStyle = 'disc';\r
 175 \r
 176                                         listType = 'ul';\r
 177                                 }\r
 178 \r
 179                                 // Represent list type as CSS style.\r
 180                                 marker.attributes =\r
 181                                 {\r
 182                                         'cke:listtype' : listType,\r
 183                                         'style' : 'list-style-type:' + bulletStyle + ';'\r
 184                                 };\r
 185                                 marker.add( new CKEDITOR.htmlParser.text( bulletText ) );\r
 186                                 return marker;\r
 187                         },\r
 188 \r
 189                         isListBulletIndicator : function( element )\r
 190                         {\r
 191                                 var styleText = element.attributes && element.attributes.style;\r
 192                                 if ( /mso-list\s*:\s*Ignore/i.test( styleText ) )\r
 193                                         return true;\r
 194                         },\r
 195 \r
 196                         isContainingOnlySpaces : function( element )\r
 197                         {\r
 198                                 var text;\r
 199                                 return ( ( text = element.onlyChild() )\r
 200                                             && ( /^(:?\s|&nbsp;)+$/ ).test( text.value ) );\r
 201                         },\r
 202 \r
 203                         resolveList : function( element )\r
 204                         {\r
 205                                 // <cke:listbullet> indicate a list item.\r
 206                                 var attrs = element.attributes,\r
 207                                         listMarker;\r
 208 \r
 209                                 if ( ( listMarker = element.removeAnyChildWithName( 'cke:listbullet' ) )\r
 210                                           && listMarker.length\r
 211                                           && ( listMarker = listMarker[ 0 ] ) )\r
 212                                 {\r
 213                                         element.name = 'cke:li';\r
 214 \r
 215                                         if ( attrs.style )\r
 216                                         {\r
 217                                                 attrs.style = CKEDITOR.plugins.pastefromword.filters.stylesFilter(\r
 218                                                                 [\r
 219                                                                         // Text-indent is not representing list item level any more.\r
 220                                                                         [ 'text-indent' ],\r
 221                                                                         [ 'line-height' ],\r
 222                                                                         // Resolve indent level from 'margin-left' value.\r
 223                                                                         [ ( /^margin(:?-left)?$/ ), null, function( margin )\r
 224                                                                         {\r
 225                                                                                 // Be able to deal with component/short-hand form style.\r
 226                                                                                 var values = margin.split( ' ' );\r
 227                                                                                 margin = CKEDITOR.plugins.pastefromword.utils.convertToPx( values[ 3 ] || values[ 1 ] || values [ 0 ] );\r
 228                                                                                 margin = parseInt( margin, 10 );\r
 229 \r
 230                                                                                 // Figure out the indent unit by looking at the first increament.\r
 231                                                                                 if ( !listBaseIndent && previousListItemMargin && margin > previousListItemMargin )\r
 232                                                                                         listBaseIndent = margin - previousListItemMargin;\r
 233 \r
 234                                                                                 attrs[ 'cke:margin' ] = previousListItemMargin = margin;\r
 235                                                                         } ]\r
 236                                                         ] )( attrs.style, element ) || '' ;\r
 237                                         }\r
 238 \r
 239                                         // Inherit list-type-style from bullet.\r
 240                                         var listBulletAttrs = listMarker.attributes,\r
 241                                                 listBulletStyle = listBulletAttrs.style;\r
 242 \r
 243                                         element.addStyle( listBulletStyle );\r
 244                                         CKEDITOR.tools.extend( attrs, listBulletAttrs );\r
 245                                         return true;\r
 246                                 }\r
 247 \r
 248                                 return false;\r
 249                         },\r
 250 \r
 251                         // Convert various length units to 'px' in ignorance of DPI.\r
 252                         convertToPx : ( function ()\r
 253                         {\r
 254                                 var calculator = CKEDITOR.dom.element.createFromHtml(\r
 255                                                                 '<div style="position:absolute;left:-9999px;' +\r
 256                                                                 'top:-9999px;margin:0px;padding:0px;border:0px;"' +\r
 257                                                                 '></div>', CKEDITOR.document );\r
 258                                 CKEDITOR.document.getBody().append( calculator );\r
 259 \r
 260                                 return function( cssLength )\r
 261                                 {\r
 262                                         if ( cssLengthRelativeUnit.test( cssLength ) )\r
 263                                         {\r
 264                                                 calculator.setStyle( 'width', cssLength );\r
 265                                                 return calculator.$.clientWidth + 'px';\r
 266                                         }\r
 267 \r
 268                                         return cssLength;\r
 269                                 };\r
 270                         } )(),\r
 271 \r
 272                         // Providing a shorthand style then retrieve one or more style component values.\r
 273                         getStyleComponents : ( function()\r
 274                         {\r
 275                                 var calculator = CKEDITOR.dom.element.createFromHtml(\r
 276                                                                 '<div style="position:absolute;left:-9999px;top:-9999px;"></div>',\r
 277                                                                 CKEDITOR.document );\r
 278                                 CKEDITOR.document.getBody().append( calculator );\r
 279 \r
 280                                 return function( name, styleValue, fetchList )\r
 281                                 {\r
 282                                         calculator.setStyle( name, styleValue );\r
 283                                         var styles = {},\r
 284                                                 count = fetchList.length;\r
 285                                         for ( var i = 0; i < count; i++ )\r
 286                                                 styles[ fetchList[ i ] ]  = calculator.getStyle( fetchList[ i ] );\r
 287 \r
 288                                         return styles;\r
 289                                 };\r
 290                         } )(),\r
 291 \r
 292                         listDtdParents : CKEDITOR.dtd.parentOf( 'ol' )\r
 293                 },\r
 294 \r
 295                 filters :\r
 296                 {\r
 297                                 // Transform a normal list into flat list items only presentation.\r
 298                                 // E.g. <ul><li>level1<ol><li>level2</li></ol></li> =>\r
 299                                 // <cke:li cke:listtype="ul" cke:indent="1">level1</cke:li>\r
 300                                 // <cke:li cke:listtype="ol" cke:indent="2">level2</cke:li>\r
 301                                 flattenList : function( element )\r
 302                                 {\r
 303                                         var     attrs = element.attributes,\r
 304                                                 parent = element.parent;\r
 305 \r
 306                                         var listStyleType,\r
 307                                                 indentLevel = 1;\r
 308 \r
 309                                         // Resolve how many level nested.\r
 310                                         while ( parent )\r
 311                                         {\r
 312                                                 parent.attributes && parent.attributes[ 'cke:list'] && indentLevel++;\r
 313                                                 parent = parent.parent;\r
 314                                         }\r
 315 \r
 316                                         // All list items are of the same type.\r
 317                                         switch ( attrs.type )\r
 318                                         {\r
 319                                                 case 'a' :\r
 320                                                         listStyleType = 'lower-alpha';\r
 321                                                         break;\r
 322                                                 // TODO: Support more list style type from MS-Word.\r
 323                                         }\r
 324 \r
 325                                         var children = element.children,\r
 326                                                 child;\r
 327 \r
 328                                         for ( var i = 0; i < children.length; i++ )\r
 329                                         {\r
 330                                                 child = children[ i ];\r
 331                                                 var attributes = child.attributes;\r
 332 \r
 333                                                 if ( child.name in CKEDITOR.dtd.$listItem )\r
 334                                                 {\r
 335                                                         var listItemChildren = child.children,\r
 336                                                                 count = listItemChildren.length,\r
 337                                                                 last = listItemChildren[ count - 1 ];\r
 338 \r
 339                                                         // Move out nested list.\r
 340                                                         if ( last.name in CKEDITOR.dtd.$list )\r
 341                                                         {\r
 342                                                                 children.splice( i + 1, 0, last );\r
 343                                                                 last.parent = element;\r
 344 \r
 345                                                                 // Remove the parent list item if it's just a holder.\r
 346                                                                 if ( !--listItemChildren.length )\r
 347                                                                         children.splice( i, 1 );\r
 348                                                         }\r
 349 \r
 350                                                         child.name = 'cke:li';\r
 351                                                         attributes[ 'cke:indent' ] = indentLevel;\r
 352                                                         previousListItemMargin = 0;\r
 353                                                         attributes[ 'cke:listtype' ] = element.name;\r
 354                                                         listStyleType && child.addStyle( 'list-style-type', listStyleType, true );\r
 355                                                 }\r
 356                                         }\r
 357 \r
 358                                         delete element.name;\r
 359 \r
 360                                         // We're loosing tag name here, signalize this element as a list.\r
 361                                         attrs[ 'cke:list' ] = 1;\r
 362                                 },\r
 363 \r
 364                                 /**\r
 365                                  *  Try to collect all list items among the children and establish one\r
 366                                  *  or more HTML list structures for them.\r
 367                                  * @param element\r
 368                                  */\r
 369                                 assembleList : function( element )\r
 370                                 {\r
 371                                         var children = element.children, child,\r
 372                                                         listItem,   // The current processing cke:li element.\r
 373                                                         listItemAttrs,\r
 374                                                         listType,   // Determine the root type of the list.\r
 375                                                         listItemIndent, // Indent level of current list item.\r
 376                                                         lastListItem, // The previous one just been added to the list.\r
 377                                                         list, parentList, // Current staging list and it's parent list if any.\r
 378                                                         indent;\r
 379 \r
 380                                         for ( var i = 0; i < children.length; i++ )\r
 381                                         {\r
 382                                                 child = children[ i ];\r
 383 \r
 384                                                 if ( 'cke:li' == child.name )\r
 385                                                 {\r
 386                                                         child.name = 'li';\r
 387                                                         listItem = child;\r
 388                                                         listItemAttrs = listItem.attributes;\r
 389                                                         listType = listItem.attributes[ 'cke:listtype' ];\r
 390 \r
 391                                                         // List item indent level might come from a real list indentation or\r
 392                                                         // been resolved from a pseudo list item's margin value, even get\r
 393                                                         // no indentation at all.\r
 394                                                         listItemIndent = parseInt( listItemAttrs[ 'cke:indent' ], 10 )\r
 395                                                                                                         || listBaseIndent && ( Math.ceil( listItemAttrs[ 'cke:margin' ] / listBaseIndent ) )\r
 396                                                                                                         || 1;\r
 397 \r
 398                                                         // Ignore the 'list-style-type' attribute if it's matched with\r
 399                                                         // the list root element's default style type.\r
 400                                                         listItemAttrs.style && ( listItemAttrs.style =\r
 401                                                                 CKEDITOR.plugins.pastefromword.filters.stylesFilter(\r
 402                                                                         [\r
 403                                                                                 [ 'list-style-type', listType == 'ol' ? 'decimal' : 'disc' ]\r
 404                                                                         ] )( listItemAttrs.style )\r
 405                                                                         || '' );\r
 406 \r
 407                                                         if ( !list )\r
 408                                                         {\r
 409                                                                 list = new CKEDITOR.htmlParser.element( listType );\r
 410                                                                 list.add( listItem );\r
 411                                                                 children[ i ] = list;\r
 412                                                         }\r
 413                                                         else\r
 414                                                         {\r
 415                                                                 if ( listItemIndent > indent )\r
 416                                                                 {\r
 417                                                                         list = new CKEDITOR.htmlParser.element( listType );\r
 418                                                                         list.add( listItem );\r
 419                                                                         lastListItem.add( list );\r
 420                                                                 }\r
 421                                                                 else if ( listItemIndent < indent )\r
 422                                                                 {\r
 423                                                                         // There might be a negative gap between two list levels. (#4944)\r
 424                                                                         var diff = indent - listItemIndent,\r
 425                                                                                 parent;\r
 426                                                                         while ( diff-- && ( parent = list.parent ) )\r
 427                                                                                 list = parent.parent;\r
 428 \r
 429                                                                         list.add( listItem );\r
 430                                                                 }\r
 431                                                                 else\r
 432                                                                         list.add( listItem );\r
 433 \r
 434                                                                 children.splice( i--, 1 );\r
 435                                                         }\r
 436 \r
 437                                                         lastListItem = listItem;\r
 438                                                         indent = listItemIndent;\r
 439                                                 }\r
 440                                                 else\r
 441                                                         list = null;\r
 442                                         }\r
 443 \r
 444                                         listBaseIndent = 0;\r
 445                                 },\r
 446 \r
 447                                 /**\r
 448                                  * A simple filter which always rejecting.\r
 449                                  */\r
 450                                 falsyFilter : function( value )\r
 451                                 {\r
 452                                         return false;\r
 453                                 },\r
 454 \r
 455                                 /**\r
 456                                  * A filter dedicated on the 'style' attribute filtering, e.g. dropping/replacing style properties.\r
 457                                  * @param styles {Array} in form of [ styleNameRegexp, styleValueRegexp,\r
 458                                  *  newStyleValue/newStyleGenerator, newStyleName ] where only the first\r
 459                                  *  parameter is mandatory.\r
 460                                  * @param whitelist {Boolean} Whether the {@param styles} will be considered as a white-list.\r
 461                                  */\r
 462                                 stylesFilter : function( styles, whitelist )\r
 463                                 {\r
 464                                         return function( styleText, element )\r
 465                                         {\r
 466                                                  var rules = [];\r
 467                                                 // html-encoded quote might be introduced by 'font-family'\r
 468                                                 // from MS-Word which confused the following regexp. e.g.\r
 469                                                 //'font-family: &quot;Lucida, Console&quot;'\r
 470                                                  styleText\r
 471                                                         .replace( /&quot;/g, '"' )\r
 472                                                         .replace( /\s*([^ :;]+)\s*:\s*([^;]+)\s*(?=;|$)/g,\r
 473                                                                  function( match, name, value )\r
 474                                                                  {\r
 475                                                                          name = name.toLowerCase();\r
 476                                                                          name == 'font-family' && ( value = value.replace( /["']/g, '' ) );\r
 477 \r
 478                                                                          var namePattern,\r
 479                                                                                  valuePattern,\r
 480                                                                                  newValue,\r
 481                                                                                  newName;\r
 482                                                                          for ( var i = 0 ; i < styles.length; i++ )\r
 483                                                                          {\r
 484                                                                                 if ( styles[ i ] )\r
 485                                                                                 {\r
 486                                                                                         namePattern = styles[ i ][ 0 ];\r
 487                                                                                         valuePattern = styles[ i ][ 1 ];\r
 488                                                                                         newValue = styles[ i ][ 2 ];\r
 489                                                                                         newName = styles[ i ][ 3 ];\r
 490 \r
 491                                                                                         if ( name.match( namePattern )\r
 492                                                                                                  && ( !valuePattern || value.match( valuePattern ) ) )\r
 493                                                                                         {\r
 494                                                                                                 name = newName || name;\r
 495                                                                                                 whitelist && ( newValue = newValue || value );\r
 496 \r
 497                                                                                                 if ( typeof newValue == 'function' )\r
 498                                                                                                         newValue = newValue( value, element, name );\r
 499 \r
 500                                                                                                 // Return an couple indicate both name and value\r
 501                                                                                                 // changed.\r
 502                                                                                                 if ( newValue && newValue.push )\r
 503                                                                                                         name = newValue[ 0 ], newValue = newValue[ 1 ];\r
 504 \r
 505                                                                                                 if ( typeof newValue == 'string' )\r
 506                                                                                                         rules.push( [ name, newValue ] );\r
 507                                                                                                 return;\r
 508                                                                                         }\r
 509                                                                                 }\r
 510                                                                          }\r
 511 \r
 512                                                                          !whitelist && rules.push( [ name, value ] );\r
 513 \r
 514                                                                  });\r
 515 \r
 516                                                 for ( var i = 0 ; i < rules.length ; i++ )\r
 517                                                          rules[ i ] = rules[ i ].join( ':' );\r
 518                                                 return rules.length ?\r
 519                                                          ( rules.join( ';' ) + ';' ) : false;\r
 520                                          };\r
 521                                 },\r
 522 \r
 523                                 /**\r
 524                                  * Migrate the element by decorate styles on it.\r
 525                                  * @param styleDefiniton\r
 526                                  * @param variables\r
 527                                  */\r
 528                                 elementMigrateFilter : function ( styleDefiniton, variables )\r
 529                                 {\r
 530                                         return function( element )\r
 531                                                 {\r
 532                                                         var styleDef =\r
 533                                                                         variables ?\r
 534                                                                                 new CKEDITOR.style( styleDefiniton, variables )._.definition\r
 535                                                                                 : styleDefiniton;\r
 536                                                         element.name = styleDef.element;\r
 537                                                         CKEDITOR.tools.extend( element.attributes, CKEDITOR.tools.clone( styleDef.attributes ) );\r
 538                                                         element.addStyle( CKEDITOR.style.getStyleText( styleDef ) );\r
 539                                                 };\r
 540                                 },\r
 541 \r
 542                                 /**\r
 543                                  * Migrate styles by creating a new nested stylish element.\r
 544                                  * @param styleDefinition\r
 545                                  */\r
 546                                 styleMigrateFilter : function( styleDefinition, variableName )\r
 547                                 {\r
 548 \r
 549                                         var elementMigrateFilter = this.elementMigrateFilter;\r
 550                                         return function( value, element )\r
 551                                         {\r
 552                                                 // Build an stylish element first.\r
 553                                                 var styleElement = new CKEDITOR.htmlParser.element( null ),\r
 554                                                         variables = {};\r
 555 \r
 556                                                 variables[ variableName ] = value;\r
 557                                                 elementMigrateFilter( styleDefinition, variables )( styleElement );\r
 558                                                 // Place the new element inside the existing span.\r
 559                                                 styleElement.children = element.children;\r
 560                                                 element.children = [ styleElement ];\r
 561                                         };\r
 562                                 },\r
 563 \r
 564                                 /**\r
 565                                  * A filter which remove cke-namespaced-attribute on\r
 566                                  * all none-cke-namespaced elements.\r
 567                                  * @param value\r
 568                                  * @param element\r
 569                                  */\r
 570                                 bogusAttrFilter : function( value, element )\r
 571                                 {\r
 572                                         if ( element.name.indexOf( 'cke:' ) == -1 )\r
 573                                                 return false;\r
 574                                 },\r
 575 \r
 576                                 /**\r
 577                                  * A filter which will be used to apply inline css style according the stylesheet\r
 578                                  * definition rules, is generated lazily when filtering.\r
 579                                  */\r
 580                                 applyStyleFilter : null\r
 581 \r
 582                         },\r
 583 \r
 584                 getRules : function( editor )\r
 585                 {\r
 586                         var dtd = CKEDITOR.dtd,\r
 587                                 blockLike = CKEDITOR.tools.extend( {}, dtd.$block, dtd.$listItem, dtd.$tableContent ),\r
 588                                 config = editor.config,\r
 589                                 filters = this.filters,\r
 590                                 falsyFilter = filters.falsyFilter,\r
 591                                 stylesFilter = filters.stylesFilter,\r
 592                                 elementMigrateFilter = filters.elementMigrateFilter,\r
 593                                 styleMigrateFilter = CKEDITOR.tools.bind( this.filters.styleMigrateFilter, this.filters ),\r
 594                                 createListBulletMarker = this.utils.createListBulletMarker,\r
 595                                 flattenList = filters.flattenList,\r
 596                                 assembleList = filters.assembleList,\r
 597                                 isListBulletIndicator = this.utils.isListBulletIndicator,\r
 598                                 containsNothingButSpaces = this.utils.isContainingOnlySpaces,\r
 599                                 resolveListItem = this.utils.resolveList,\r
 600                                 convertToPx = this.utils.convertToPx,\r
 601                                 getStyleComponents = this.utils.getStyleComponents,\r
 602                                 listDtdParents = this.utils.listDtdParents,\r
 603                                 removeFontStyles = config.pasteFromWordRemoveFontStyles !== false,\r
 604                                 removeStyles = config.pasteFromWordRemoveStyles !== false;\r
 605 \r
 606                         return {\r
 607 \r
 608                                 elementNames :\r
 609                                 [\r
 610                                         // Remove script, meta and link elements.\r
 611                                         [ ( /meta|link|script/ ), '' ]\r
 612                                 ],\r
 613 \r
 614                                 root : function( element )\r
 615                                 {\r
 616                                         element.filterChildren();\r
 617                                         assembleList( element );\r
 618                                 },\r
 619 \r
 620                                 elements :\r
 621                                 {\r
 622                                         '^' : function( element )\r
 623                                         {\r
 624                                                 // Transform CSS style declaration to inline style.\r
 625                                                 var applyStyleFilter;\r
 626                                                 if ( CKEDITOR.env.gecko && ( applyStyleFilter = filters.applyStyleFilter ) )\r
 627                                                         applyStyleFilter( element );\r
 628                                         },\r
 629 \r
 630                                         $ : function( element )\r
 631                                         {\r
 632                                                 var tagName = element.name || '',\r
 633                                                         attrs = element.attributes;\r
 634 \r
 635                                                 // Convert length unit of width/height on blocks to\r
 636                                                 // a more editor-friendly way (px).\r
 637                                                 if ( tagName in blockLike\r
 638                                                         && attrs.style )\r
 639                                                 {\r
 640                                                         attrs.style = stylesFilter(\r
 641                                                                                 [ [ ( /^(:?width|height)$/ ), null, convertToPx ] ] )( attrs.style ) || '';\r
 642                                                 }\r
 643 \r
 644                                                 // Processing headings.\r
 645                                                 if ( tagName.match( /h\d/ ) )\r
 646                                                 {\r
 647                                                         element.filterChildren();\r
 648                                                         // Is the heading actually a list item?\r
 649                                                         if ( resolveListItem( element ) )\r
 650                                                                 return;\r
 651 \r
 652                                                         // Adapt heading styles to editor's convention.\r
 653                                                         elementMigrateFilter( config[ 'format_' + tagName ] )( element );\r
 654                                                 }\r
 655                                                 // Remove inline elements which contain only empty spaces.\r
 656                                                 else if ( tagName in dtd.$inline )\r
 657                                                 {\r
 658                                                         element.filterChildren();\r
 659                                                         if ( containsNothingButSpaces( element ) )\r
 660                                                                 delete element.name;\r
 661                                                 }\r
 662                                                 // Remove element with ms-office namespace,\r
 663                                                 // with it's content preserved, e.g. 'o:p'.\r
 664                                                 else if ( tagName.indexOf( ':' ) != -1\r
 665                                                                  && tagName.indexOf( 'cke' ) == -1 )\r
 666                                                 {\r
 667                                                         element.filterChildren();\r
 668 \r
 669                                                         // Restore image real link from vml.\r
 670                                                         if ( tagName == 'v:imagedata' )\r
 671                                                         {\r
 672                                                                 var href = element.attributes[ 'o:href' ];\r
 673                                                                 if ( href )\r
 674                                                                         element.attributes.src = href;\r
 675                                                                 element.name = 'img';\r
 676                                                                 return;\r
 677                                                         }\r
 678                                                         delete element.name;\r
 679                                                 }\r
 680 \r
 681                                                 // Assembling list items into a whole list.\r
 682                                                 if ( tagName in listDtdParents )\r
 683                                                 {\r
 684                                                         element.filterChildren();\r
 685                                                         assembleList( element );\r
 686                                                 }\r
 687                                         },\r
 688 \r
 689                                         // We'll drop any style sheet, but Firefox conclude\r
 690                                         // certain styles in a single style element, which are\r
 691                                         // required to be changed into inline ones.\r
 692                                         'style' : function( element )\r
 693                                         {\r
 694                                                 if ( CKEDITOR.env.gecko )\r
 695                                                 {\r
 696                                                         // Grab only the style definition section.\r
 697                                                         var styleDefSection = element.onlyChild().value.match( /\/\* Style Definitions \*\/([\s\S]*?)\/\*/ ),\r
 698                                                                 styleDefText = styleDefSection && styleDefSection[ 1 ],\r
 699                                                                 rules = {}; // Storing the parsed result.\r
 700 \r
 701                                                         if ( styleDefText )\r
 702                                                         {\r
 703                                                                 styleDefText\r
 704                                                                         // Remove line-breaks.\r
 705                                                                         .replace(/[\n\r]/g,'')\r
 706                                                                         // Extract selectors and style properties.\r
 707                                                                         .replace( /(.+?)\{(.+?)\}/g,\r
 708                                                                                 function( rule, selectors, styleBlock )\r
 709                                                                                 {\r
 710                                                                                         selectors = selectors.split( ',' );\r
 711                                                                                         var length = selectors.length, selector;\r
 712                                                                                         for ( var i = 0; i < length; i++ )\r
 713                                                                                         {\r
 714                                                                                                 // Assume MS-Word mostly generate only simple\r
 715                                                                                                 // selector( [Type selector][Class selector]).\r
 716                                                                                                 CKEDITOR.tools.trim( selectors[ i ] )\r
 717                                                                                                                           .replace( /^(\w+)(\.[\w-]+)?$/g,\r
 718                                                                                                 function( match, tagName, className )\r
 719                                                                                                 {\r
 720                                                                                                         tagName = tagName || '*';\r
 721                                                                                                         className = className.substring( 1, className.length );\r
 722 \r
 723                                                                                                         // Reject MS-Word Normal styles.\r
 724                                                                                                         if ( className.match( /MsoNormal/ ) )\r
 725                                                                                                                 return;\r
 726 \r
 727                                                                                                         if ( !rules[ tagName ] )\r
 728                                                                                                                 rules[ tagName ] = {};\r
 729                                                                                                         if ( className )\r
 730                                                                                                                 rules[ tagName ][ className ] = styleBlock;\r
 731                                                                                                         else\r
 732                                                                                                                 rules[ tagName ] = styleBlock;\r
 733                                                                                                 } );\r
 734                                                                                         }\r
 735                                                                                 });\r
 736 \r
 737                                                                 filters.applyStyleFilter = function( element )\r
 738                                                                 {\r
 739                                                                         var name = rules[ '*' ] ? '*' : element.name,\r
 740                                                                                 className = element.attributes && element.attributes[ 'class' ],\r
 741                                                                                 style;\r
 742                                                                         if ( name in rules )\r
 743                                                                         {\r
 744                                                                                 style = rules[ name ];\r
 745                                                                                 if ( typeof style == 'object' )\r
 746                                                                                         style = style[ className ];\r
 747                                                                                 // Maintain style rules priorities.\r
 748                                                                                 style && element.addStyle( style, true );\r
 749                                                                         }\r
 750                                                                 };\r
 751                                                         }\r
 752                                                 }\r
 753                                                 return false;\r
 754                                         },\r
 755 \r
 756                                         'p' : function( element )\r
 757                                         {\r
 758                                                 element.filterChildren();\r
 759 \r
 760                                                 // Is the paragraph actually a list item?\r
 761                                                 if ( resolveListItem( element ) )\r
 762                                                         return;\r
 763 \r
 764                                                 // Adapt paragraph formatting to editor's convention\r
 765                                                 // according to enter-mode.\r
 766                                                 if ( config.enterMode == CKEDITOR.ENTER_BR )\r
 767                                                 {\r
 768                                                         // We suffer from attribute/style lost in this situation.\r
 769                                                         delete element.name;\r
 770                                                         element.add( new CKEDITOR.htmlParser.element( 'br' ) );\r
 771                                                 }\r
 772                                                 else\r
 773                                                         elementMigrateFilter( config[ 'format_' + ( config.enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' ) ] )( element );\r
 774                                         },\r
 775 \r
 776                                         'div' : function( element )\r
 777                                         {\r
 778                                                 // Aligned table with no text surrounded is represented by a wrapper div, from which\r
 779                                                 // table cells inherit as text-align styles, which is wrong.\r
 780                                                 // Instead we use a clear-float div after the table to properly achieve the same layout.\r
 781                                                 var singleChild = element.onlyChild();\r
 782                                                 if ( singleChild && singleChild.name == 'table' )\r
 783                                                 {\r
 784                                                         var attrs = element.attributes;\r
 785                                                         singleChild.attributes = CKEDITOR.tools.extend( singleChild.attributes, attrs );\r
 786                                                         attrs.style && singleChild.addStyle( attrs.style );\r
 787 \r
 788                                                         var clearFloatDiv = new CKEDITOR.htmlParser.element( 'div' );\r
 789                                                         clearFloatDiv.addStyle( 'clear' ,'both' );\r
 790                                                         element.add( clearFloatDiv );\r
 791                                                         delete element.name;\r
 792                                                 }\r
 793                                         },\r
 794 \r
 795                                         'td' : function ( element )\r
 796                                         {\r
 797                                                 // 'td' in 'thead' is actually <th>.\r
 798                                                 if ( element.getAncestor( 'thead') )\r
 799                                                         element.name = 'th';\r
 800                                         },\r
 801 \r
 802                                         // MS-Word sometimes present list as a mixing of normal list\r
 803                                         // and pseudo-list, normalize the previous ones into pseudo form.\r
 804                                         'ol' : flattenList,\r
 805                                         'ul' : flattenList,\r
 806                                         'dl' : flattenList,\r
 807 \r
 808                                         'font' : function( element )\r
 809                                         {\r
 810                                                 // IE/Safari: drop the font tag if it comes from list bullet text.\r
 811                                                 if ( !CKEDITOR.env.gecko && isListBulletIndicator( element.parent ) )\r
 812                                                 {\r
 813                                                         delete element.name;\r
 814                                                         return;\r
 815                                                 }\r
 816 \r
 817                                                 element.filterChildren();\r
 818 \r
 819                                                 var attrs = element.attributes,\r
 820                                                         styleText = attrs.style,\r
 821                                                         parent = element.parent;\r
 822 \r
 823                                                 if ( 'font' == parent.name )     // Merge nested <font> tags.\r
 824                                                 {\r
 825                                                         CKEDITOR.tools.extend( parent.attributes,\r
 826                                                                         element.attributes );\r
 827                                                         styleText && parent.addStyle( styleText );\r
 828                                                         delete element.name;\r
 829                                                 }\r
 830                                                 // Convert the merged into a span with all attributes preserved.\r
 831                                                 else\r
 832                                                 {\r
 833                                                         styleText = styleText || '';\r
 834                                                         // IE's having those deprecated attributes, normalize them.\r
 835                                                         if ( attrs.color )\r
 836                                                         {\r
 837                                                                 attrs.color != '#000000' && ( styleText += 'color:' + attrs.color + ';' );\r
 838                                                                 delete attrs.color;\r
 839                                                         }\r
 840                                                         if ( attrs.face )\r
 841                                                         {\r
 842                                                                 styleText += 'font-family:' + attrs.face + ';';\r
 843                                                                 delete attrs.face;\r
 844                                                         }\r
 845                                                         // TODO: Mapping size in ranges of xx-small,\r
 846                                                         // x-small, small, medium, large, x-large, xx-large.\r
 847                                                         if ( attrs.size )\r
 848                                                         {\r
 849                                                                 styleText += 'font-size:' +\r
 850                                                                              ( attrs.size > 3 ? 'large'\r
 851                                                                                              : ( attrs.size < 3 ? 'small' : 'medium' ) ) + ';';\r
 852                                                                 delete attrs.size;\r
 853                                                         }\r
 854 \r
 855                                                         element.name = 'span';\r
 856                                                         element.addStyle( styleText );\r
 857                                                 }\r
 858                                         },\r
 859 \r
 860                                         'span' : function( element )\r
 861                                         {\r
 862                                                 // IE/Safari: remove the span if it comes from list bullet text.\r
 863                                                 if ( !CKEDITOR.env.gecko && isListBulletIndicator( element.parent ) )\r
 864                                                         return false;\r
 865 \r
 866                                                 element.filterChildren();\r
 867                                                 if ( containsNothingButSpaces( element ) )\r
 868                                                 {\r
 869                                                         delete element.name;\r
 870                                                         return null;\r
 871                                                 }\r
 872 \r
 873                                                 // For IE/Safari: List item bullet type is supposed to be indicated by\r
 874                                                 // the text of a span with style 'mso-list : Ignore' or an image.\r
 875                                                 if ( !CKEDITOR.env.gecko && isListBulletIndicator( element ) )\r
 876                                                 {\r
 877                                                         var listSymbolNode = element.firstChild( function( node )\r
 878                                                         {\r
 879                                                                 return node.value || node.name == 'img';\r
 880                                                         });\r
 881 \r
 882                                                         var listSymbol =  listSymbolNode && ( listSymbolNode.value || 'l.' ),\r
 883                                                                 listType = listSymbol.match( /^([^\s]+?)([.)]?)$/ );\r
 884                                                         return createListBulletMarker( listType, listSymbol );\r
 885                                                 }\r
 886 \r
 887                                                 // Update the src attribute of image element with href.\r
 888                                                 var children = element.children,\r
 889                                                         attrs = element.attributes,\r
 890                                                         styleText = attrs && attrs.style,\r
 891                                                         firstChild = children && children[ 0 ];\r
 892 \r
 893                                                 // Assume MS-Word mostly carry font related styles on <span>,\r
 894                                                 // adapting them to editor's convention.\r
 895                                                 if ( styleText )\r
 896                                                 {\r
 897                                                         attrs.style = stylesFilter(\r
 898                                                                         [\r
 899                                                                                 // Drop 'inline-height' style which make lines overlapping.\r
 900                                                                                 [ 'line-height' ],\r
 901                                                                                 [ ( /^font-family$/ ), null, !removeFontStyles ? styleMigrateFilter( config[ 'font_style' ], 'family' ) : null ] ,\r
 902                                                                                 [ ( /^font-size$/ ), null, !removeFontStyles ? styleMigrateFilter( config[ 'fontSize_style' ], 'size' ) : null ] ,\r
 903                                                                                 [ ( /^color$/ ), null, !removeFontStyles ? styleMigrateFilter( config[ 'colorButton_foreStyle' ], 'color' ) : null ] ,\r
 904                                                                                 [ ( /^background-color$/ ), null, !removeFontStyles ? styleMigrateFilter( config[ 'colorButton_backStyle' ], 'color' ) : null ]\r
 905                                                                         ] )( styleText, element ) || '';\r
 906                                                 }\r
 907 \r
 908                                                 return null;\r
 909                                         },\r
 910 \r
 911                                         // Migrate basic style formats to editor configured ones.\r
 912                                         'b' : elementMigrateFilter( config[ 'coreStyles_bold' ] ),\r
 913                                         'i' : elementMigrateFilter( config[ 'coreStyles_italic' ] ),\r
 914                                         'u' : elementMigrateFilter( config[ 'coreStyles_underline' ] ),\r
 915                                         's' : elementMigrateFilter( config[ 'coreStyles_strike' ] ),\r
 916                                         'sup' : elementMigrateFilter( config[ 'coreStyles_superscript' ] ),\r
 917                                         'sub' : elementMigrateFilter( config[ 'coreStyles_subscript' ] ),\r
 918                                         // Editor doesn't support anchor with content currently (#3582),\r
 919                                         // drop such anchors with content preserved.\r
 920                                         'a' : function( element )\r
 921                                         {\r
 922                                                 var attrs = element.attributes;\r
 923                                                 if ( attrs && !attrs.href && attrs.name )\r
 924                                                         delete element.name;\r
 925                                         },\r
 926                                         'cke:listbullet' : function( element )\r
 927                                         {\r
 928                                                 if ( element.getAncestor( /h\d/ ) && !config.pasteFromWordNumberedHeadingToList )\r
 929                                                         delete element.name;\r
 930                                                 }\r
 931                                 },\r
 932 \r
 933                                 attributeNames :\r
 934                                 [\r
 935                                         // Remove onmouseover and onmouseout events (from MS Word comments effect)\r
 936                                         [ ( /^onmouse(:?out|over)/ ), '' ],\r
 937                                         // Onload on image element.\r
 938                                         [ ( /^onload$/ ), '' ],\r
 939                                         // Remove office and vml attribute from elements.\r
 940                                         [ ( /(?:v|o):\w+/ ), '' ],\r
 941                                         // Remove lang/language attributes.\r
 942                                         [ ( /^lang/ ), '' ]\r
 943                                 ],\r
 944 \r
 945                                 attributes :\r
 946                                 {\r
 947                                         'style' : stylesFilter(\r
 948                                         removeStyles ?\r
 949                                         // Provide a white-list of styles that we preserve, those should\r
 950                                         // be the ones that could later be altered with editor tools.\r
 951                                         [\r
 952                                                 // Preserve margin-left/right which used as default indent style in the editor.\r
 953                                                 [ ( /^margin$|^margin-(?!bottom|top)/ ), null, function( value, element, name )\r
 954                                                         {\r
 955                                                                 if ( element.name in { p : 1, div : 1 } )\r
 956                                                                 {\r
 957                                                                         var indentStyleName = config.contentsLangDirection == 'ltr' ?\r
 958                                                                                         'margin-left' : 'margin-right';\r
 959 \r
 960                                                                         // Extract component value from 'margin' shorthand.\r
 961                                                                         if ( name == 'margin' )\r
 962                                                                         {\r
 963                                                                                 value = getStyleComponents( name, value,\r
 964                                                                                                 [ indentStyleName ] )[ indentStyleName ];\r
 965                                                                         }\r
 966                                                                         else if ( name != indentStyleName )\r
 967                                                                                 return null;\r
 968 \r
 969                                                                         if ( value && !emptyMarginRegex.test( value ) )\r
 970                                                                                 return [ indentStyleName, value ];\r
 971                                                                 }\r
 972 \r
 973                                                                 return null;\r
 974                                                         } ],\r
 975 \r
 976                                                 // Preserve clear float style.\r
 977                                                 [ ( /^clear$/ ) ],\r
 978 \r
 979                                                 [ ( /^border.*|margin.*|vertical-align|float$/ ), null,\r
 980                                                         function( value, element )\r
 981                                                         {\r
 982                                                                 if ( element.name == 'img' )\r
 983                                                                         return value;\r
 984                                                         } ],\r
 985 \r
 986                                                 [ (/^width|height$/ ), null,\r
 987                                                         function( value, element )\r
 988                                                         {\r
 989                                                                 if ( element.name in { table : 1, td : 1, th : 1, img : 1 } )\r
 990                                                                         return value;\r
 991                                                         } ]\r
 992                                         ] :\r
 993                                         // Otherwise provide a black-list of styles that we remove.\r
 994                                         [\r
 995                                                 [ ( /^mso-/ ) ],\r
 996                                                 // Fixing color values.\r
 997                                                 [ ( /-color$/ ), null, function( value )\r
 998                                                 {\r
 999                                                         if ( value == 'transparent' )\r
1000                                                                 return false;\r
1001                                                         if ( CKEDITOR.env.gecko )\r
1002                                                                 return value.replace( /-moz-use-text-color/g, 'transparent' );\r
1003                                                 } ],\r
1004                                                 // Remove empty margin values, e.g. 0.00001pt 0em 0pt\r
1005                                                 [ ( /^margin$/ ), emptyMarginRegex ],\r
1006                                                 [ 'text-indent', '0cm' ],\r
1007                                                 [ 'page-break-before' ],\r
1008                                                 [ 'tab-stops' ],\r
1009                                                 [ 'display', 'none' ],\r
1010                                                 removeFontStyles ? [ ( /font-?/ ) ] : null\r
1011                                         ], removeStyles ),\r
1012 \r
1013                                         // Prefer width styles over 'width' attributes.\r
1014                                         'width' : function( value, element )\r
1015                                         {\r
1016                                                 if ( element.name in dtd.$tableContent )\r
1017                                                         return false;\r
1018                                         },\r
1019                                         // Prefer border styles over table 'border' attributes.\r
1020                                         'border' : function( value, element )\r
1021                                         {\r
1022                                                 if ( element.name in dtd.$tableContent )\r
1023                                                         return false;\r
1024                                         },\r
1025 \r
1026                                         // Only Firefox carry style sheet from MS-Word, which\r
1027                                         // will be applied by us manually. For other browsers\r
1028                                         // the css className is useless.\r
1029                                         'class' : falsyFilter,\r
1030 \r
1031                                         // MS-Word always generate 'background-color' along with 'bgcolor',\r
1032                                         // simply drop the deprecated attributes.\r
1033                                         'bgcolor' : falsyFilter,\r
1034 \r
1035                                         // Deprecate 'valign' attribute in favor of 'vertical-align'.\r
1036                                         'valign' : removeStyles ? falsyFilter : function( value, element )\r
1037                                         {\r
1038                                                 element.addStyle( 'vertical-align', value );\r
1039                                                 return false;\r
1040                                         }\r
1041                                 },\r
1042 \r
1043                                 // Fore none-IE, some useful data might be buried under these IE-conditional\r
1044                                 // comments where RegExp were the right approach to dig them out where usual approach\r
1045                                 // is transform it into a fake element node which hold the desired data.\r
1046                                 comment :\r
1047                                         !CKEDITOR.env.ie ?\r
1048                                                 function( value, node )\r
1049                                                 {\r
1050                                                         var imageInfo = value.match( /<img.*?>/ ),\r
1051                                                                 listInfo = value.match( /^\[if !supportLists\]([\s\S]*?)\[endif\]$/ );\r
1052 \r
1053                                                         // Seek for list bullet indicator.\r
1054                                                         if ( listInfo )\r
1055                                                         {\r
1056                                                                 // Bullet symbol could be either text or an image.\r
1057                                                                 var listSymbol = listInfo[ 1 ] || ( imageInfo && 'l.' ),\r
1058                                                                         listType = listSymbol && listSymbol.match( />([^\s]+?)([.)]?)</ );\r
1059                                                                 return createListBulletMarker( listType, listSymbol );\r
1060                                                         }\r
1061 \r
1062                                                         // Reveal the <img> element in conditional comments for Firefox.\r
1063                                                         if ( CKEDITOR.env.gecko && imageInfo )\r
1064                                                         {\r
1065                                                                 var img = CKEDITOR.htmlParser.fragment.fromHtml( imageInfo[ 0 ] ).children[ 0 ],\r
1066                                                                         previousComment = node.previous,\r
1067                                                                         // Try to dig the real image link from vml markup from previous comment text.\r
1068                                                                         imgSrcInfo = previousComment && previousComment.value.match( /<v:imagedata[^>]*o:href=['"](.*?)['"]/ ),\r
1069                                                                         imgSrc = imgSrcInfo && imgSrcInfo[ 1 ];\r
1070 \r
1071                                                                 // Is there a real 'src' url to be used?\r
1072                                                                 imgSrc && ( img.attributes.src = imgSrc );\r
1073                                                                 return img;\r
1074                                                         }\r
1075 \r
1076                                                         return false;\r
1077                                                 }\r
1078                                         : falsyFilter\r
1079                         };\r
1080                 }\r
1081         };\r
1082 \r
1083         // The paste processor here is just a reduced copy of html data processor.\r
1084         var pasteProcessor = function()\r
1085         {\r
1086                 this.dataFilter = new CKEDITOR.htmlParser.filter();\r
1087         };\r
1088 \r
1089         pasteProcessor.prototype =\r
1090         {\r
1091                 toHtml : function( data )\r
1092                 {\r
1093                         var fragment = CKEDITOR.htmlParser.fragment.fromHtml( data, false ),\r
1094                                 writer = new CKEDITOR.htmlParser.basicWriter();\r
1095 \r
1096                         fragment.writeHtml( writer, this.dataFilter );\r
1097                         return writer.getHtml( true );\r
1098                 }\r
1099         };\r
1100 \r
1101         CKEDITOR.cleanWord = function( data, editor )\r
1102         {\r
1103                 // Firefox will be confused by those downlevel-revealed IE conditional\r
1104                 // comments, fixing them first( convert it to upperlevel-revealed one ).\r
1105                 // e.g. <![if !vml]>...<![endif]>\r
1106                 if ( CKEDITOR.env.gecko )\r
1107                         data = data.replace( /(<!--\[if[^<]*?\])-->([\S\s]*?)<!--(\[endif\]-->)/gi, '$1$2$3' );\r
1108 \r
1109                 var dataProcessor = new pasteProcessor(),\r
1110                         dataFilter = dataProcessor.dataFilter;\r
1111 \r
1112                 // These rules will have higher priorities than default ones.\r
1113                 dataFilter.addRules( CKEDITOR.plugins.pastefromword.getRules( editor ) );\r
1114 \r
1115                 // Allow extending data filter rules.\r
1116                 editor.fire( 'beforeCleanWord', { filter : dataFilter } );\r
1117 \r
1118                 try\r
1119                 {\r
1120                         data = dataProcessor.toHtml( data, false );\r
1121                 }\r
1122                 catch ( e )\r
1123                 {\r
1124                         alert( editor.lang.pastefromword.error );\r
1125                 }\r
1126 \r
1127                 /* Below post processing those things that are unable to delivered by filter rules. */\r
1128 \r
1129                 // Remove 'cke' namespaced attribute used in filter rules as marker.\r
1130                 data = data.replace( /cke:.*?".*?"/g, '' );\r
1131 \r
1132                 // Remove empty style attribute.\r
1133                 data = data.replace( /style=""/g, '' );\r
1134 \r
1135                 // Remove the dummy spans ( having no inline style ).\r
1136                 data = data.replace( /<span>/g, '' );\r
1137 \r
1138                 return data;\r
1139         };\r
1140 })();\r
1141 \r
1142 /**\r
1143  * Whether to ignore all font related formatting styles, including:\r
1144  * <ul> <li>font size;</li>\r
1145  *              <li>font family;</li>\r
1146  *              <li>font foreground/background color.</li></ul>\r
1147  * @name CKEDITOR.config.pasteFromWordRemoveFontStyles\r
1148  * @since 3.1\r
1149  * @type Boolean\r
1150  * @default true\r
1151  * @example\r
1152  * config.pasteFromWordRemoveFontStyles = false;\r
1153  */\r
1154 \r
1155 /**\r
1156  * Whether to transform MS Word outline numbered headings into lists.\r
1157  * @name CKEDITOR.config.pasteFromWordNumberedHeadingToList\r
1158  * @since 3.1\r
1159  * @type Boolean\r
1160  * @default false\r
1161  * @example\r
1162  * config.pasteFromWordNumberedHeadingToList = true;\r
1163  */\r
1164 \r
1165 /**\r
1166  * Whether to remove element styles that can't be managed with the editor. Note\r
1167  * that this doesn't handle the font specific styles, which depends on the\r
1168  * {@link CKEDITOR.config.pasteFromWordRemoveFontStyles} setting instead.\r
1169  * @name CKEDITOR.config.pasteFromWordRemoveStyles\r
1170  * @since 3.1\r
1171  * @type Boolean\r
1172  * @default true\r
1173  * @example\r
1174  * config.pasteFromWordRemoveStyles = false;\r
1175  */\r