mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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147 lines
4.3 KiB
JavaScript
147 lines
4.3 KiB
JavaScript
/*!
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* VisualEditor ContentEditable MWLanguageVariantNode class.
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*
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* @copyright 2011-2020 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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* ContentEditable MediaWiki language variant node, used for
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* LanguageConverter markup.
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*
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* @class
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* @abstract
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* @extends ve.ce.LeafNode
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* @mixins ve.ce.FocusableNode
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* @constructor
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* @param {ve.dm.MWLanguageVariantNode} model Model to observe
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* @param {Object} [config] Configuration options
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*/
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ve.ce.MWLanguageVariantNode = function VeCeMWLanguageVariantNode( model, config ) {
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// Parent constructor
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ve.ce.MWLanguageVariantNode.super.call( this, model, config );
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// Mixin constructors
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ve.ce.FocusableNode.call( this, this.$element, config );
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// DOM changes
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this.$element.addClass( 've-ce-mwLanguageVariantNode' );
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this.$holder = this.appendHolder(); // null for a hidden node
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// Events
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this.model.connect( this, { update: 'onUpdate' } );
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// Initialization
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this.onUpdate();
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};
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/* Inheritance */
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OO.inheritClass( ve.ce.MWLanguageVariantNode, ve.ce.LeafNode );
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OO.mixinClass( ve.ce.MWLanguageVariantNode, ve.ce.FocusableNode );
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/* Static Properties */
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ve.ce.MWLanguageVariantNode.static.iconWhenInvisible = 'language';
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/* Static Methods */
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/**
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* @inheritdoc
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*/
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ve.ce.MWLanguageVariantNode.static.getDescription = function ( model ) {
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// This is shown when you hover over the node.
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var variantInfo = model.getVariantInfo(),
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messageKey = 'visualeditor-mwlanguagevariant-' + model.getRuleType(),
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languageCodes = [];
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if ( variantInfo.name ) {
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languageCodes = [ variantInfo.name.t ];
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} else if ( variantInfo.filter ) {
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languageCodes = variantInfo.filter.l;
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} else if ( variantInfo.twoway ) {
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languageCodes = variantInfo.twoway.map( function ( item ) {
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return item.l;
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} );
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} else if ( variantInfo.oneway ) {
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languageCodes = variantInfo.oneway.map( function ( item ) {
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return item.l;
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} );
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}
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var languageString = languageCodes.map( function ( code ) {
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return ve.init.platform.getLanguageName( code.toLowerCase() );
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} ).join( ve.msg( 'comma-separator' ) );
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// The following messages can be used here:
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// * visualeditor-mwlanguagevariant-disabled
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// * visualeditor-mwlanguagevariant-filter
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// * visualeditor-mwlanguagevariant-name
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// * visualeditor-mwlanguagevariant-oneway
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// * visualeditor-mwlanguagevariant-twoway
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// * visualeditor-mwlanguagevariant-unknown
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return ve.msg( messageKey, languageString );
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};
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/* Methods */
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/**
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* Handle model update events.
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*/
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ve.ce.MWLanguageVariantNode.prototype.onUpdate = function () {
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if ( !this.model.isHidden() ) {
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this.model.constructor.static.insertPreviewElements(
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this.$holder[ 0 ], this.model.getVariantInfo()
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);
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}
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this.updateInvisibleIconLabel();
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};
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/**
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* @inheritdoc
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*
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* The text preview is a trimmed down version of the actual rule. This
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* means that we strip whitespace and newlines, and truncate to a
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* fairly short length. The goal is to provide a fair representation of
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* typical short rules, and enough context for long rules that the
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* user can tell whether they want to see the full view by focusing the
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* node / hovering.
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*/
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ve.ce.MWLanguageVariantNode.prototype.getInvisibleIconLabel = function () {
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var variantInfo = this.model.getVariantInfo();
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if ( this.model.isHidden() ) {
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var $element = $( '<div>' );
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this.model.constructor.static.insertPreviewElements(
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// For compactness, just annotate hidden rule w/ its
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// current variant output.
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$element[ 0 ], variantInfo
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);
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return $element.text().trim().replace( /\s+/, ' ' );
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}
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return null;
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};
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/**
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* Create a {jQuery} appropriate for holding the output of this
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* conversion rule.
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*
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* @return {jQuery}
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*/
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ve.ce.MWLanguageVariantNode.prototype.appendHolder = function () {
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var tagName = this.constructor.static.tagName,
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document = this.$element[ 0 ].ownerDocument,
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$holder = $( document.createElement( tagName ) );
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$holder.addClass( 've-ce-mwLanguageVariantNode-holder' );
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this.$element.append( $holder );
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return $holder;
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};
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/**
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* @inheritdoc
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*/
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ve.ce.MWLanguageVariantNode.prototype.hasRendering = function () {
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// Efficiency improvement: the superclass implementation does a bunch
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// of DOM measurement to determine if the node is empty.
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// Instead consult the model for a definitive answer.
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return !this.model.isHidden();
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};
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