Current File : /www/varak.net/wiki.varak.net/extensions/VisualEditor/modules/ve-mw/dm/nodes/ve.dm.MWHeadingNode.js
/*!
* VisualEditor DataModel MWHeadingNode class.
*
* @copyright 2011-2016 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* DataModel MediaWiki heading node.
*
* @class
* @extends ve.dm.HeadingNode
*
* @constructor
* @param {Object} [element] Reference to element in linear model
* @param {ve.dm.Node[]} [children]
*/
ve.dm.MWHeadingNode = function VeDmMWHeadingNode() {
// Parent constructor
ve.dm.MWHeadingNode.super.apply( this, arguments );
};
/* Inheritance */
OO.inheritClass( ve.dm.MWHeadingNode, ve.dm.HeadingNode );
/* Static Properties */
ve.dm.MWHeadingNode.static.name = 'mwHeading';
ve.dm.MWHeadingNode.static.suggestedParentNodeTypes = [ 'document', 'tableCell' ];
ve.dm.MWHeadingNode.static.handlesOwnChildren = true;
ve.dm.MWHeadingNode.static.toDataElement = function ( domElements, converter ) {
var shouldConvert = this.shouldConvertToParagraph( domElements[ 0 ] ),
parentResult = ve.dm.MWHeadingNode.super.static.toDataElement.apply( this, arguments );
parentResult.type = this.name;
if ( shouldConvert ) {
ve.setProp( parentResult, 'attributes', 'noconvert', true );
}
return converter.getDataFromDomSubtree(
domElements[ 0 ],
parentResult,
new ve.dm.AnnotationSet( converter.getStore() )
);
};
ve.dm.MWHeadingNode.static.toDomElements = function ( dataElements, doc, converter ) {
var paragraph,
parentResult = ve.dm.MWHeadingNode.super.static.toDomElements.call( this, dataElements[ 0 ], doc, converter );
converter.getDomSubtreeFromData( dataElements.slice( 1, -1 ), parentResult[ 0 ] );
if (
( !dataElements[ 0 ].attributes || !dataElements[ 0 ].attributes.noconvert ) &&
this.shouldConvertToParagraph( parentResult[ 0 ] )
) {
// Change parentResult[0] to a paragraph
paragraph = doc.createElement( 'p' );
while ( parentResult[ 0 ].firstChild ) {
paragraph.appendChild( parentResult[ 0 ].firstChild );
}
parentResult[ 0 ] = paragraph;
}
return parentResult;
};
/**
* Determine whether a heading should be converted to a paragraph.
*
* This function is called by toDomElements to determine whether the heading should be
* converted to a paragraph, and also by toDataElement to determine whether the heading
* already met the conversion criteria coming in (in which case it won't be converted).
*
* This implementation returns true if the heading does not contain a non-whitespace character,
* but subclasses may override this to add their own logic.
*
* @param {HTMLElement} headingElement Heading DOM element
* @return {boolean} Whether the heading should be converted to a paragraph
*/
ve.dm.MWHeadingNode.static.shouldConvertToParagraph = function ( headingElement ) {
function containsNonWhitespace( el ) {
var i, len, childNode;
for ( i = 0, len = el.childNodes.length; i < len; i++ ) {
childNode = el.childNodes[ i ];
if (
childNode.nodeType === Node.TEXT_NODE &&
childNode.data.match( /\S/ )
) {
// Text node with a non-whitespace character
return true;
}
if ( childNode.nodeType === Node.ELEMENT_NODE && containsNonWhitespace( childNode ) ) {
return true;
}
}
return false;
}
return !containsNonWhitespace( headingElement );
};
/* Registration */
ve.dm.modelRegistry.register( ve.dm.MWHeadingNode );
Mini Shell