--- /dev/null
+/*\r
+Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.\r
+For licensing, see LICENSE.html or http://ckeditor.com/license\r
+*/\r
+\r
+(function()\r
+{\r
+ CKEDITOR.htmlParser.filter = CKEDITOR.tools.createClass(\r
+ {\r
+ $ : function( rules )\r
+ {\r
+ this._ =\r
+ {\r
+ elementNames : [],\r
+ attributeNames : [],\r
+ elements : { $length : 0 },\r
+ attributes : { $length : 0 }\r
+ };\r
+\r
+ if ( rules )\r
+ this.addRules( rules, 10 );\r
+ },\r
+\r
+ proto :\r
+ {\r
+ addRules : function( rules, priority )\r
+ {\r
+ if ( typeof priority != 'number' )\r
+ priority = 10;\r
+\r
+ // Add the elementNames.\r
+ addItemsToList( this._.elementNames, rules.elementNames, priority );\r
+\r
+ // Add the attributeNames.\r
+ addItemsToList( this._.attributeNames, rules.attributeNames, priority );\r
+\r
+ // Add the elements.\r
+ addNamedItems( this._.elements, rules.elements, priority );\r
+\r
+ // Add the attributes.\r
+ addNamedItems( this._.attributes, rules.attributes, priority );\r
+\r
+ // Add the text.\r
+ this._.text = transformNamedItem( this._.text, rules.text, priority ) || this._.text;\r
+\r
+ // Add the comment.\r
+ this._.comment = transformNamedItem( this._.comment, rules.comment, priority ) || this._.comment;\r
+\r
+ // Add root fragment.\r
+ this._.root = transformNamedItem( this._.root, rules.root, priority ) || this._.root;\r
+ },\r
+\r
+ onElementName : function( name )\r
+ {\r
+ return filterName( name, this._.elementNames );\r
+ },\r
+\r
+ onAttributeName : function( name )\r
+ {\r
+ return filterName( name, this._.attributeNames );\r
+ },\r
+\r
+ onText : function( text )\r
+ {\r
+ var textFilter = this._.text;\r
+ return textFilter ? textFilter.filter( text ) : text;\r
+ },\r
+\r
+ onComment : function( commentText, comment )\r
+ {\r
+ var textFilter = this._.comment;\r
+ return textFilter ? textFilter.filter( commentText, comment ) : commentText;\r
+ },\r
+\r
+ onFragment : function( element )\r
+ {\r
+ var rootFilter = this._.root;\r
+ return rootFilter ? rootFilter.filter( element ) : element;\r
+ },\r
+\r
+ onElement : function( element )\r
+ {\r
+ // We must apply filters set to the specific element name as\r
+ // well as those set to the generic $ name. So, add both to an\r
+ // array and process them in a small loop.\r
+ var filters = [ this._.elements[ '^' ], this._.elements[ element.name ], this._.elements.$ ],\r
+ filter, ret;\r
+\r
+ for ( var i = 0 ; i < 3 ; i++ )\r
+ {\r
+ filter = filters[ i ];\r
+ if ( filter )\r
+ {\r
+ ret = filter.filter( element, this );\r
+\r
+ if ( ret === false )\r
+ return null;\r
+\r
+ if ( ret && ret != element )\r
+ return this.onNode( ret );\r
+\r
+ // The non-root element has been dismissed by one of the filters.\r
+ if ( element.parent && !element.name )\r
+ break;\r
+ }\r
+ }\r
+\r
+ return element;\r
+ },\r
+\r
+ onNode : function( node )\r
+ {\r
+ var type = node.type;\r
+\r
+ return type == CKEDITOR.NODE_ELEMENT ? this.onElement( node ) :\r
+ type == CKEDITOR.NODE_TEXT ? new CKEDITOR.htmlParser.text( this.onText( node.value ) ) :\r
+ type == CKEDITOR.NODE_COMMENT ? new CKEDITOR.htmlParser.comment( this.onComment( node.value ) ):\r
+ null;\r
+ },\r
+\r
+ onAttribute : function( element, name, value )\r
+ {\r
+ var filter = this._.attributes[ name ];\r
+\r
+ if ( filter )\r
+ {\r
+ var ret = filter.filter( value, element, this );\r
+\r
+ if ( ret === false )\r
+ return false;\r
+\r
+ if ( typeof ret != 'undefined' )\r
+ return ret;\r
+ }\r
+\r
+ return value;\r
+ }\r
+ }\r
+ });\r
+\r
+ function filterName( name, filters )\r
+ {\r
+ for ( var i = 0 ; name && i < filters.length ; i++ )\r
+ {\r
+ var filter = filters[ i ];\r
+ name = name.replace( filter[ 0 ], filter[ 1 ] );\r
+ }\r
+ return name;\r
+ }\r
+\r
+ function addItemsToList( list, items, priority )\r
+ {\r
+ if ( typeof items == 'function' )\r
+ items = [ items ];\r
+\r
+ var i, j,\r
+ listLength = list.length,\r
+ itemsLength = items && items.length;\r
+\r
+ if ( itemsLength )\r
+ {\r
+ // Find the index to insert the items at.\r
+ for ( i = 0 ; i < listLength && list[ i ].pri < priority ; i++ )\r
+ { /*jsl:pass*/ }\r
+\r
+ // Add all new items to the list at the specific index.\r
+ for ( j = itemsLength - 1 ; j >= 0 ; j-- )\r
+ {\r
+ var item = items[ j ];\r
+ if ( item )\r
+ {\r
+ item.pri = priority;\r
+ list.splice( i, 0, item );\r
+ }\r
+ }\r
+ }\r
+ }\r
+\r
+ function addNamedItems( hashTable, items, priority )\r
+ {\r
+ if ( items )\r
+ {\r
+ for ( var name in items )\r
+ {\r
+ var current = hashTable[ name ];\r
+\r
+ hashTable[ name ] =\r
+ transformNamedItem(\r
+ current,\r
+ items[ name ],\r
+ priority );\r
+\r
+ if ( !current )\r
+ hashTable.$length++;\r
+ }\r
+ }\r
+ }\r
+\r
+ function transformNamedItem( current, item, priority )\r
+ {\r
+ if ( item )\r
+ {\r
+ item.pri = priority;\r
+\r
+ if ( current )\r
+ {\r
+ // If the current item is not an Array, transform it.\r
+ if ( !current.splice )\r
+ {\r
+ if ( current.pri > priority )\r
+ current = [ item, current ];\r
+ else\r
+ current = [ current, item ];\r
+\r
+ current.filter = callItems;\r
+ }\r
+ else\r
+ addItemsToList( current, item, priority );\r
+\r
+ return current;\r
+ }\r
+ else\r
+ {\r
+ item.filter = item;\r
+ return item;\r
+ }\r
+ }\r
+ }\r
+\r
+ // Invoke filters sequentially on the array, break the iteration\r
+ // when it doesn't make sense to continue anymore.\r
+ function callItems( currentEntry )\r
+ {\r
+ var isNode = currentEntry.type\r
+ || currentEntry instanceof CKEDITOR.htmlParser.fragment;\r
+\r
+ for ( var i = 0 ; i < this.length ; i++ )\r
+ {\r
+ // Backup the node info before filtering.\r
+ if ( isNode )\r
+ {\r
+ var orgType = currentEntry.type,\r
+ orgName = currentEntry.name;\r
+ }\r
+\r
+ var item = this[ i ],\r
+ ret = item.apply( window, arguments );\r
+\r
+ if ( ret === false )\r
+ return ret;\r
+\r
+ // We're filtering node (element/fragment).\r
+ if ( isNode )\r
+ {\r
+ // No further filtering if it's not anymore\r
+ // fitable for the subsequent filters.\r
+ if ( ret && ( ret.name != orgName\r
+ || ret.type != orgType ) )\r
+ {\r
+ return ret;\r
+ }\r
+ }\r
+ // Filtering value (nodeName/textValue/attrValue).\r
+ else\r
+ {\r
+ // No further filtering if it's not\r
+ // any more values.\r
+ if ( typeof ret != 'string' )\r
+ return ret;\r
+ }\r
+\r
+ ret != undefined && ( currentEntry = ret );\r
+ }\r
+\r
+ return currentEntry;\r
+ }\r
+})();\r
+\r
+// "entities" plugin\r
+/*\r
+{\r
+ text : function( text )\r
+ {\r
+ // TODO : Process entities.\r
+ return text.toUpperCase();\r
+ }\r
+};\r
+*/\r