mediawiki-extensions-Visual.../modules/ve/dm/nodes/ve.dm.MetaBlockNode.js

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/**
* VisualEditor data model MetaBlockNode class.
*
* @copyright 2011-2012 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* DataModel node for an alien block node.
*
* @class
* @constructor
* @extends {ve.dm.BranchNode}
* @param {Integer} [length] Length of content data in document
* @param {Object} [attributes] Reference to map of attribute key/value pairs
* @param {Object} [internal] Reference to internal data object
*/
ve.dm.MetaBlockNode = function ( length, attributes, internal ) {
// Parent constructor
ve.dm.BranchNode.call( this, 'metaBlock', 0, attributes, internal );
};
/* Inheritance */
ve.inheritClass( ve.dm.MetaBlockNode, ve.dm.BranchNode );
/* Static Members */
/**
* Node rules.
*
* @see ve.dm.NodeFactory
* @static
* @member
*/
ve.dm.MetaBlockNode.rules = {
'isWrapped': true,
'isContent': false,
'canContainContent': false,
'childNodeTypes': [],
'parentNodeTypes': null
};
/**
* Node converters.
*
* @see {ve.dm.Converter}
* @static
* @member
*/
ve.dm.MetaBlockNode.converters = {
'domElementTypes': ['meta', 'link'],
'toDomElement': function ( type, element ) {
var isLink = element.attributes.style === 'link',
domElement = document.createElement( isLink ? 'link' : 'meta' );
if ( element.attributes.key !== null ) {
domElement.setAttribute( isLink ? 'rel' : 'property', element.attributes.key );
}
if ( element.attributes.value ) {
domElement.setAttribute( isLink ? 'href' : 'content', element.attributes.value );
}
return domElement;
},
'toDataElement': null // Special handling in ve.dm.Converter
};
/* Registration */
ve.dm.nodeFactory.register( 'metaBlock', ve.dm.MetaBlockNode );