wikimedia/mediawiki-extensions-VisualEditor

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

/**
 * DataModel category default sort meta item.
 *
 * @class
 * @extends ve.dm.MetaItem
 * @constructor
 * @param {Object} element Reference to element in meta-linmod
 */
ve.dm.MWDefaultSortMetaItem = function VeDmMWDefaultSortMetaItem() {
    // Parent constructor
    ve.dm.MWDefaultSortMetaItem.super.apply( this, arguments );
};

/* Inheritance */

OO.inheritClass( ve.dm.MWDefaultSortMetaItem, ve.dm.MetaItem );

/* Static Properties */

ve.dm.MWDefaultSortMetaItem.static.name = 'mwDefaultSort';

ve.dm.MWDefaultSortMetaItem.static.group = 'mwDefaultSort';

ve.dm.MWDefaultSortMetaItem.static.matchTagNames = [ 'span' ];

ve.dm.MWDefaultSortMetaItem.static.matchRdfaTypes = [ 'mw:Transclusion' ];

ve.dm.MWDefaultSortMetaItem.static.matchFunction = function ( domElement ) {
    const mwDataJSON = domElement.getAttribute( 'data-mw' ),
        mwData = mwDataJSON ? JSON.parse( mwDataJSON ) : {};
    return ve.getProp( mwData, 'parts', '0', 'template', 'target', 'function' ) === 'defaultsort';
};

ve.dm.MWDefaultSortMetaItem.static.toDataElement = function ( domElements ) {
    const mwDataJSON = domElements[ 0 ].getAttribute( 'data-mw' ),
        mwData = mwDataJSON ? JSON.parse( mwDataJSON ) : {},
        input = ve.getProp( mwData, 'parts', '0', 'template', 'target', 'wt' );
    let prefix, sortKey;
    if ( input ) {
        prefix = input.split( ':' )[ 0 ];
        sortKey = input.slice( prefix.length + 1 );
    }
    return {
        type: this.name,
        attributes: {
            prefix: prefix,
            sortkey: sortKey
        }
    };
};

ve.dm.MWDefaultSortMetaItem.static.toDomElements = function ( dataElement, doc ) {
    const prefix = dataElement.attributes.prefix ||
            mw.config.get( 'wgVisualEditorConfig' ).defaultSortPrefix,
        sortKey = dataElement.attributes.sortkey || '',
        mwData = {
            parts: [
                {
                    template: {
                        target: {
                            wt: prefix + ':' + sortKey,
                            function: 'defaultsort'
                        }
                    }
                }
            ]
        };

    const span = doc.createElement( 'span' );
    span.setAttribute( 'typeof', 'mw:Transclusion' );
    span.setAttribute( 'data-mw', JSON.stringify( mwData ) );
    return [ span ];
};

/* Registration */

ve.dm.modelRegistry.register( ve.dm.MWDefaultSortMetaItem );