/*! * VisualEditor DataModel MWNowikiAnnotation class. * * @copyright 2011-2018 VisualEditor Team and others; see AUTHORS.txt * @license The MIT License (MIT); see LICENSE.txt */ /** * DataModel MediaWiki nowiki annotation * * Represents `` tags (in HTML as ``) and unwraps them when they change * so as to retrigger Parsoid's escaping mechanism. * * @class * @extends ve.dm.Annotation * @constructor * @param {Object} element [description] */ ve.dm.MWNowikiAnnotation = function VeDmMWNowikiAnnotation() { // Parent constructor ve.dm.MWNowikiAnnotation.super.apply( this, arguments ); }; /* Inheritance */ OO.inheritClass( ve.dm.MWNowikiAnnotation, ve.dm.Annotation ); /* Static Properties */ ve.dm.MWNowikiAnnotation.static.name = 'mwNowiki'; ve.dm.MWNowikiAnnotation.static.matchRdfaTypes = [ 'mw:Nowiki' ]; ve.dm.MWNowikiAnnotation.static.toDomElements = function ( dataElement, doc, converter, childDomElements ) { var i, len, originalDomElements = converter.getStore().value( dataElement.originalDomElementsIndex ), originalChildren = originalDomElements && originalDomElements[ 0 ] && originalDomElements[ 0 ].childNodes, contentsChanged = false, domElement = document.createElement( 'span' ); // Determine whether the contents changed if ( !originalChildren || childDomElements.length !== originalChildren.length ) { contentsChanged = true; } else { for ( i = 0, len = originalChildren.length; i < len; i++ ) { if ( !originalChildren[ i ].isEqualNode( childDomElements[ i ] ) ) { contentsChanged = true; break; } } } // If the contents changed, unwrap, otherwise, restore if ( contentsChanged ) { return []; } domElement.setAttribute( 'typeof', 'mw:Nowiki' ); return [ domElement ]; }; /* Registration */ ve.dm.modelRegistry.register( ve.dm.MWNowikiAnnotation );