wikimedia/mediawiki-extensions-VisualEditor

/*!
 * VisualEditor DataModel MWAnnotationNode class.
 *
 * @copyright See AUTHORS.txt
 * @license The MIT License (MIT); see LICENSE.txt
 */

/**
 * DataModel MW node for mw:Annotation tags.
 *
 * @class
 * @extends ve.dm.AlienInlineNode
 * @constructor
 * @param {Object} element Reference to element in linear model
 */
ve.dm.MWAnnotationNode = function VeDmMWAnnotationNode() {
    // Parent constructor
    ve.dm.MWAnnotationNode.super.apply( this, arguments );
};

/* Inheritance */

OO.inheritClass( ve.dm.MWAnnotationNode, ve.dm.AlienInlineNode );

/* Static Properties */

ve.dm.MWAnnotationNode.static.name = 'mwAnnotation';

ve.dm.MWAnnotationNode.static.preserveHtmlAttributes = true;

/* Static Methods */

/**
 * @inheritdoc
 */
ve.dm.MWAnnotationNode.static.toDataElement = function ( domElements ) {
    const mwDataJSON = domElements[ 0 ].getAttribute( 'data-mw' ),
        type = domElements[ 0 ].getAttribute( 'typeof' );

    const dataElement = {
        type: 'mwAnnotation',
        attributes: {
            type: type
        }
    };

    if ( mwDataJSON !== null ) {
        dataElement.attributes.mw = JSON.parse( mwDataJSON );
    }

    return dataElement;
};

ve.dm.MWAnnotationNode.static.toDomElements = function ( dataElement, doc ) {
    const el = doc.createElement( 'meta' );
    el.setAttribute( 'typeof', dataElement.attributes.type );
    if ( dataElement.attributes.mw ) {
        el.setAttribute( 'data-mw', JSON.stringify( dataElement.attributes.mw ) );
    }

    return [ el ];
};