mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-11-29 16:44:51 +00:00
dbe11c3b14
It's seemingly still needed.
This reverts commit 924c58a893.
Change-Id: Ib9428865fbab2669153bd23cf239717080eb8291
107 lines
3.2 KiB
JavaScript
107 lines
3.2 KiB
JavaScript
/*!
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* VisualEditor DataModel MWHeadingNode class.
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*
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* @copyright 2011-2015 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 heading node.
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*
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* @class
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* @extends ve.dm.HeadingNode
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*
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* @constructor
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* @param {Object} [element] Reference to element in linear model
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* @param {ve.dm.Node[]} [children]
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*/
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ve.dm.MWHeadingNode = function VeDmMWHeadingNode() {
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// Parent constructor
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ve.dm.HeadingNode.apply( this, arguments );
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};
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/* Inheritance */
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OO.inheritClass( ve.dm.MWHeadingNode, ve.dm.HeadingNode );
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/* Static Properties */
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ve.dm.MWHeadingNode.static.name = 'mwHeading';
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ve.dm.MWHeadingNode.static.suggestedParentNodeTypes = [ 'document', 'tableCell' ];
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ve.dm.MWHeadingNode.static.handlesOwnChildren = true;
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ve.dm.MWHeadingNode.static.toDataElement = function ( domElements, converter ) {
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var shouldConvert = this.shouldConvertToParagraph( domElements[0] ),
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parentResult = ve.dm.MWHeadingNode.super.static.toDataElement.apply( this, arguments );
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parentResult.type = this.name;
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if ( shouldConvert ) {
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ve.setProp( parentResult, 'attributes', 'noconvert', true );
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}
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return converter.getDataFromDomSubtree(
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domElements[0],
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parentResult,
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new ve.dm.AnnotationSet( converter.getStore() )
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);
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};
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ve.dm.MWHeadingNode.static.toDomElements = function ( dataElements, doc, converter ) {
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var paragraph,
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parentResult = ve.dm.MWHeadingNode.super.static.toDomElements.call( this, dataElements[0], doc, converter );
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converter.getDomSubtreeFromData( dataElements.slice( 1, -1 ), parentResult[0] );
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if (
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( !dataElements[0].attributes || !dataElements[0].attributes.noconvert ) &&
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this.shouldConvertToParagraph( parentResult[0] )
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) {
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// Change parentResult[0] to a paragraph
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paragraph = doc.createElement( 'p' );
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while ( parentResult[0].firstChild ) {
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paragraph.appendChild( parentResult[0].firstChild );
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}
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parentResult[0] = paragraph;
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}
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return parentResult;
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};
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/**
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* Determine whether a heading should be converted to a paragraph.
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*
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* This function is called by toDomElements to determine whether the heading should be
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* converted to a paragraph, and also by toDataElement to determine whether the heading
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* already met the conversion criteria coming in (in which case it won't be converted).
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*
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* This implementation returns true if the heading does not contain a non-whitespace character,
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* but subclasses may override this to add their own logic.
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*
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* @param {HTMLElement} headingElement Heading DOM element
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* @return {boolean} Whether the heading should be converted to a paragraph
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*/
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ve.dm.MWHeadingNode.static.shouldConvertToParagraph = function ( headingElement ) {
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function containsNonWhitespace( el ) {
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var i, len, childNode;
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for ( i = 0, len = el.childNodes.length; i < len; i++ ) {
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childNode = el.childNodes[i];
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if (
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childNode.nodeType === Node.TEXT_NODE &&
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childNode.data.match( /\S/ )
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) {
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// Text node with a non-whitespace character
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return true;
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}
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if ( childNode.nodeType === Node.ELEMENT_NODE && containsNonWhitespace( childNode ) ) {
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return true;
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}
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}
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return false;
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}
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return !containsNonWhitespace( headingElement );
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};
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/* Registration */
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ve.dm.modelRegistry.register( ve.dm.MWHeadingNode );
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