X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=_source%2Fcore%2Fhtmlparser%2Ffilter.js;fp=_source%2Fcore%2Fhtmlparser%2Ffilter.js;h=3d46487c52536df9c40b0a993d7a0d94a2e2551a;hb=ea7e3453c7b0f023b050aca6d9f83ab372860d91;hp=0000000000000000000000000000000000000000;hpb=b93873b6532ee7515fb0d6f8b73176c44fad28f7;p=ckeditor.git

diff --git a/_source/core/htmlparser/filter.js b/_source/core/htmlparser/filter.js
new file mode 100644
index 0000000..3d46487
--- /dev/null
+++ b/_source/core/htmlparser/filter.js
@@ -0,0 +1,233 @@
+/*
+Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+
+(function()
+{
+	CKEDITOR.htmlParser.filter = CKEDITOR.tools.createClass(
+	{
+		$ : function( rules )
+		{
+			this._ =
+			{
+				elementNames : [],
+				attributeNames : [],
+				elements : { $length : 0 },
+				attributes : { $length : 0 }
+			};
+
+			if ( rules )
+				this.addRules( rules, 10 );
+		},
+
+		proto :
+		{
+			addRules : function( rules, priority )
+			{
+				if ( typeof priority != 'number' )
+					priority = 10;
+
+				// Add the elementNames.
+				addItemsToList( this._.elementNames, rules.elementNames, priority );
+
+				// Add the attributeNames.
+				addItemsToList( this._.attributeNames, rules.attributeNames, priority );
+
+				// Add the elements.
+				addNamedItems( this._.elements, rules.elements, priority );
+
+				// Add the attributes.
+				addNamedItems( this._.attributes, rules.attributes, priority );
+
+				// Add the text.
+				this._.text = transformNamedItem( this._.text, rules.text, priority ) || this._.text;
+
+				// Add the comment.
+				this._.comment = transformNamedItem( this._.comment, rules.comment, priority ) || this._.comment;
+			},
+
+			onElementName : function( name )
+			{
+				return filterName( name, this._.elementNames );
+			},
+
+			onAttributeName : function( name )
+			{
+				return filterName( name, this._.attributeNames );
+			},
+
+			onText : function( text )
+			{
+				var textFilter = this._.text;
+				return textFilter ? textFilter.filter( text ) : text;
+			},
+
+			onComment : function( commentText )
+			{
+				var textFilter = this._.comment;
+				return textFilter ? textFilter.filter( commentText ) : commentText;
+			},
+
+			onElement : function( element )
+			{
+				// We must apply filters set to the specific element name as
+				// well as those set to the generic $ name. So, add both to an
+				// array and process them in a small loop.
+				var filters = [ this._.elements[ element.name ], this._.elements.$ ],
+					filter, ret;
+
+				for ( var i = 0 ; i < 2 ; i++ )
+				{
+					filter = filters[ i ];
+					if ( filter )
+					{
+						ret = filter.filter( element, this );
+
+						if ( ret === false )
+							return null;
+
+						if ( ret && ret != element )
+							return this.onElement( ret );
+					}
+				}
+
+				return element;
+			},
+
+			onAttribute : function( element, name, value )
+			{
+				var filter = this._.attributes[ name ];
+
+				if ( filter )
+				{
+					var ret = filter.filter( value, element, this );
+
+					if ( ret === false )
+						return false;
+
+					if ( typeof ret != 'undefined' )
+						return ret;
+				}
+
+				return value;
+			}
+		}
+	});
+
+	function filterName( name, filters )
+	{
+		for ( var i = 0 ; name && i < filters.length ; i++ )
+		{
+			var filter = filters[ i ];
+			name = name.replace( filter[ 0 ], filter[ 1 ] );
+		}
+		return name;
+	}
+
+	function addItemsToList( list, items, priority )
+	{
+		var i, j,
+			listLength = list.length,
+			itemsLength = items && items.length;
+
+		if ( itemsLength )
+		{
+			// Find the index to insert the items at.
+			for ( i = 0 ; i < listLength && list[ i ].pri < priority ; i++ )
+			{ /*jsl:pass*/ }
+
+			// Add all new items to the list at the specific index.
+			for ( j = itemsLength - 1 ; j >= 0 ; j-- )
+			{
+				var item = items[ j ];
+				item.pri = priority;
+				list.splice( i, 0, item );
+			}
+		}
+	}
+
+	function addNamedItems( hashTable, items, priority )
+	{
+		if ( items )
+		{
+			for ( var name in items )
+			{
+				var current = hashTable[ name ];
+
+				hashTable[ name ] =
+					transformNamedItem(
+						current,
+						items[ name ],
+						priority );
+
+				if ( !current )
+					hashTable.$length++;
+			}
+		}
+	}
+
+	function transformNamedItem( current, item, priority )
+	{
+		if ( item )
+		{
+			item.pri = priority;
+
+			if ( current )
+			{
+				// If the current item is not an Array, transform it.
+				if ( !current.splice )
+				{
+					if ( current.pri > priority )
+						current = [ item, current ];
+					else
+						current = [ current, item ];
+
+					current.filter = callItems;
+				}
+				else
+					addItemsToList( current, item, priority );
+
+				return current;
+			}
+			else
+			{
+				item.filter = item;
+				return item;
+			}
+		}
+	}
+
+	function callItems( currentEntry )
+	{
+		var isObject = ( typeof currentEntry == 'object' );
+
+		for ( var i = 0 ; i < this.length ; i++ )
+		{
+			var item = this[ i ],
+				ret = item.apply( window, arguments );
+
+			if ( typeof ret != 'undefined' )
+			{
+				if ( ret === false )
+					return false;
+
+				if ( isObject && ret != currentEntry )
+					return ret;
+			}
+		}
+
+		return null;
+	}
+})();
+
+// "entities" plugin
+/*
+{
+	text : function( text )
+	{
+		// TODO : Process entities.
+		return text.toUpperCase();
+	}
+};
+*/