mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-11-15 18:39:52 +00:00
671c7d3b25
MWMath and other simple extensions all behave in a similar way, e.g. <tagname>Foreign syntax</tagname>. This creates a base class that should make supporting such extensions, and editing their contents in a plain text box, very simple. Change-Id: Icc0acb33fe32704f71dacb552d9dfa3142eaef2b
100 lines
2.7 KiB
JavaScript
100 lines
2.7 KiB
JavaScript
/*!
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* VisualEditor DataModel MWExtensionNode class.
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*
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* @copyright 2011-2013 VisualEditor Team and others; see AUTHORS.txt
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* @license The MIT License (MIT); see LICENSE.txt
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*/
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/**
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* DataModel MediaWiki Extension node.
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*
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* @class
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* @extends ve.dm.LeafNode
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* @mixins ve.dm.GeneratedContentNode
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*
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* @constructor
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*/
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ve.dm.MWExtensionNode = function VeDmMWExtensionNode( length, element ) {
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// Parent constructor
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ve.dm.LeafNode.call( this, 0, element );
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// Mixin constructors
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ve.dm.GeneratedContentNode.call( this );
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};
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/* Inheritance */
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ve.inheritClass( ve.dm.MWExtensionNode, ve.dm.LeafNode );
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ve.mixinClass( ve.dm.MWExtensionNode, ve.dm.GeneratedContentNode );
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/* Static members */
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ve.dm.MWExtensionNode.static.enableAboutGrouping = true;
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ve.dm.MWExtensionNode.static.matchTagNames = null;
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ve.dm.MWExtensionNode.static.isContent = true;
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ve.dm.MWExtensionNode.static.tagName = null;
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/**
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* Name of the extension and the parser tag name.
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* @static
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* @property {string} static.extensionName
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* @inheritable
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*/
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ve.dm.MWExtensionNode.static.extensionName = null;
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ve.dm.MWExtensionNode.static.getMatchRdfaTypes = function () {
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return [ 'mw:Extension/' + this.extensionName ];
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};
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ve.dm.MWExtensionNode.static.toDataElement = function ( domElements, converter ) {
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var dataElement, index,
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mwDataJSON = domElements[0].getAttribute( 'data-mw' ),
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mwData = mwDataJSON ? JSON.parse( mwDataJSON ) : {};
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dataElement = {
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'type': this.name,
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'attributes': {
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'mw': mwData,
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'originalDomElements': ve.copy( domElements ),
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'originalMw': mwDataJSON
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}
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};
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index = this.storeDomElements( dataElement, domElements, converter.getStore() );
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dataElement.attributes.originalIndex = index;
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return dataElement;
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};
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ve.dm.MWExtensionNode.static.toDomElements = function ( dataElement, doc, converter ) {
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var el,
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index = converter.getStore().indexOfHash( ve.getHash( this.getHashObject( dataElement ) ) ),
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originalMw = dataElement.attributes.originalMw;
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// If the transclusion is unchanged just send back the
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// original DOM elements so selser can skip over it
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if (
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index === dataElement.attributes.originalIndex ||
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( originalMw && ve.compare( dataElement.attributes.mw, JSON.parse( originalMw ) ) )
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) {
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// The object in the store is also used for CE rendering so return a copy
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return ve.copyDomElements( dataElement.attributes.originalDomElements, doc );
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} else {
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el = doc.createElement( this.tagName );
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el.setAttribute( 'typeof', this.getMatchRdfaTypes()[0] );
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el.setAttribute( 'data-mw', JSON.stringify( dataElement.attributes.mw ) );
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return [ el ];
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}
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};
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ve.dm.MWExtensionNode.static.getHashObject = function ( dataElement ) {
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return {
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type: dataElement.type,
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mw: dataElement.attributes.mw
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};
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};
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