mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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126 lines
3.4 KiB
JavaScript
126 lines
3.4 KiB
JavaScript
/*!
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* VisualEditor UserInterface MWLiveExtensionInspector class.
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*
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* @copyright 2011-2014 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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* Inspector for editing generic MediaWiki extensions with dynamic rendering.
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*
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* @class
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* @abstract
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* @extends ve.ui.MWExtensionInspector
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*
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* @constructor
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* @param {Object} [config] Configuration options
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*/
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ve.ui.MWLiveExtensionInspector = function VeUiMWLiveExtensionInspector( config ) {
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// Parent constructor
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ve.ui.MWExtensionInspector.call( this, config );
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// Late bind onChangeHandler to a debounced updatePreview
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this.onChangeHandler = ve.debounce( this.updatePreview.bind( this ), 250 );
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};
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/* Inheritance */
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OO.inheritClass( ve.ui.MWLiveExtensionInspector, ve.ui.MWExtensionInspector );
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/* Static properties */
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/**
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* Name of extension in the mw data, if different from inspector name
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*
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* @static
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* @property {string}
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* @inheritable
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*/
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ve.ui.MWLiveExtensionInspector.static.mwName = null;
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/* Methods */
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/**
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* Create an MW data object for a new node
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* @returns {Object} MW data
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*/
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ve.ui.MWLiveExtensionInspector.prototype.getNewMwData = function () {
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return {
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name: this.constructor.static.mwName || this.constructor.static.name,
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attrs: {},
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body: {
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extsrc: ''
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}
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};
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLiveExtensionInspector.prototype.getSetupProcess = function ( data ) {
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return ve.ui.MWLiveExtensionInspector.super.prototype.getSetupProcess.call( this, data )
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.next( function () {
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// Initialization
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this.getFragment().getSurface().pushStaging();
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if ( !this.node ) {
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// Create a new node
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// collapseToEnd returns a new fragment
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this.fragment = this.getFragment().collapseToEnd().insertContent( [
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{
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type: this.constructor.static.nodeModel.static.name,
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attributes: { mw: this.getNewMwData() }
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},
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{ type: '/' + this.constructor.static.nodeModel.static.name }
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] );
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// Check if the node was inserted at a structural offset and wrapped in a paragraph
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if ( this.getFragment().getSelection().getRange().getLength() === 4 ) {
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this.fragment = this.getFragment().adjustLinearSelection( 1, -1 );
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}
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this.getFragment().select();
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this.node = this.getFragment().getSelectedNode();
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}
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this.input.on( 'change', this.onChangeHandler );
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}, this );
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLiveExtensionInspector.prototype.getTeardownProcess = function ( data ) {
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return ve.ui.MWLiveExtensionInspector.super.prototype.getTeardownProcess.call( this, data )
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.first( function () {
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this.input.off( 'change', this.onChangeHandler );
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}, this );
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLiveExtensionInspector.prototype.insertOrUpdateNode = function () {
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// No need to call parent method as changes have already been made
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// to the model in staging, just need to apply them.
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this.getFragment().getSurface().applyStaging();
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLiveExtensionInspector.prototype.removeNode = function () {
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this.getFragment().getSurface().popStaging();
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ve.ui.MWLiveExtensionInspector.super.prototype.removeNode.call( this );
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};
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/**
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* Update the node rendering to reflect the current content in the inspector.
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*/
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ve.ui.MWLiveExtensionInspector.prototype.updatePreview = function () {
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var mwData = ve.copy( this.node.getAttribute( 'mw' ) );
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mwData.body.extsrc = this.input.getValue();
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if ( this.visible ) {
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this.getFragment().changeAttributes( { mw: mwData } );
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}
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};
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