/* global tinymce */ window.wp = window.wp || {}; /* * The TinyMCE view API. * * Note: this API is "experimental" meaning that it will probably change * in the next few releases based on feedback from 3.9.0. * If you decide to use it, please follow the development closely. * * Diagram * * |- registered view constructor (type) * | |- view instance (unique text) * | | |- editor 1 * | | | |- view node * | | | |- view node * | | | |- ... * | | |- editor 2 * | | | |- ... * | |- view instance * | | |- ... * |- registered view * | |- ... */ ( function( window, wp, $ ) { 'use strict'; var views = {}, instances = {}; wp.mce = wp.mce || {}; /** * wp.mce.views * * A set of utilities that simplifies adding custom UI within a TinyMCE editor. * At its core, it serves as a series of converters, transforming text to a * custom UI, and back again. */ wp.mce.views = { /** * Registers a new view type. * * @param {String} type The view type. * @param {Object} extend An object to extend wp.mce.View.prototype with. */ register: function( type, extend ) { views[ type ] = wp.mce.View.extend( _.extend( extend, { type: type } ) ); }, /** * Unregisters a view type. * * @param {String} type The view type. */ unregister: function( type ) { delete views[ type ]; }, /** * Returns the settings of a view type. * * @param {String} type The view type. * * @return {Function} The view constructor. */ get: function( type ) { return views[ type ]; }, /** * Unbinds all view nodes. * Runs before removing all view nodes from the DOM. */ unbind: function() { _.each( instances, function( instance ) { instance.unbind(); } ); }, /** * Scans a given string for each view's pattern, * replacing any matches with markers, * and creates a new instance for every match. * * @param {String} content The string to scan. * * @return {String} The string with markers. */ setMarkers: function( content ) { var pieces = [ { content: content } ], self = this, instance, current; _.each( views, function( view, type ) { current = pieces.slice(); pieces = []; _.each( current, function( piece ) { var remaining = piece.content, result; // Ignore processed pieces, but retain their location. if ( piece.processed ) { pieces.push( piece ); return; } // Iterate through the string progressively matching views // and slicing the string as we go. while ( remaining && ( result = view.prototype.match( remaining ) ) ) { // Any text before the match becomes an unprocessed piece. if ( result.index ) { pieces.push( { content: remaining.substring( 0, result.index ) } ); } instance = self.createInstance( type, result.content, result.options ); // Add the processed piece for the match. pieces.push( { content: '

' + instance.text + '

', processed: true } ); // Update the remaining content. remaining = remaining.slice( result.index + result.content.length ); } // There are no additional matches. // If any content remains, add it as an unprocessed piece. if ( remaining ) { pieces.push( { content: remaining } ); } } ); } ); return _.pluck( pieces, 'content' ).join( '' ); }, /** * Create a view instance. * * @param {String} type The view type. * @param {String} text The textual representation of the view. * @param {Object} options Options. * * @return {wp.mce.View} The view instance. */ createInstance: function( type, text, options ) { var View = this.get( type ), encodedText, instance; text = tinymce.DOM.decode( text ), encodedText = encodeURIComponent( text ), instance = this.getInstance( encodedText ); if ( instance ) { return instance; } options = _.extend( options || {}, { text: text, encodedText: encodedText } ); return instances[ encodedText ] = new View( options ); }, /** * Get a view instance. * * @param {(String|HTMLElement)} object The textual representation of the view or the view node. * * @return {wp.mce.View} The view instance or undefined. */ getInstance: function( object ) { if ( typeof object === 'string' ) { return instances[ encodeURIComponent( object ) ]; } return instances[ $( object ).attr( 'data-wpview-text' ) ]; }, /** * Given a view node, get the view's text. * * @param {HTMLElement} node The view node. * * @return {String} The textual representation of the view. */ getText: function( node ) { return decodeURIComponent( $( node ).attr( 'data-wpview-text' ) || '' ); }, /** * Renders all view nodes that are not yet rendered. * * @param {Boolean} force Rerender all view nodes. */ render: function( force ) { _.each( instances, function( instance ) { instance.render( force ); } ); }, /** * Update the text of a given view node. * * @param {String} text The new text. * @param {tinymce.Editor} editor The TinyMCE editor instance the view node is in. * @param {HTMLElement} node The view node to update. */ update: function( text, editor, node ) { var instance = this.getInstance( node ); if ( instance ) { instance.update( text, editor, node ); } }, /** * Renders any editing interface based on the view type. * * @param {tinymce.Editor} editor The TinyMCE editor instance the view node is in. * @param {HTMLElement} node The view node to edit. */ edit: function( editor, node ) { var instance = this.getInstance( node ); if ( instance && instance.edit ) { instance.edit( instance.text, function( text ) { instance.update( text, editor, node ); } ); } }, /** * Remove a given view node from the DOM. * * @param {tinymce.Editor} editor The TinyMCE editor instance the view node is in. * @param {HTMLElement} node The view node to remove. */ remove: function( editor, node ) { var instance = this.getInstance( node ); if ( instance ) { instance.remove( editor, node ); } } }; /** * A Backbone-like View constructor intended for use when rendering a TinyMCE View. * The main difference is that the TinyMCE View is not tied to a particular DOM node. * * @param {Object} options Options. */ wp.mce.View = function( options ) { _.extend( this, options ); this.initialize(); }; wp.mce.View.extend = Backbone.View.extend; _.extend( wp.mce.View.prototype, { /** * The content. * * @type {*} */ content: null, /** * Whether or not to display a loader. * * @type {Boolean} */ loader: true, /** * Runs after the view instance is created. */ initialize: function() {}, /** * Retuns the content to render in the view node. * * @return {*} */ getContent: function() { return this.content; }, /** * Renders all view nodes tied to this view instance that are not yet rendered. * * @param {String} content The content to render. Optional. * @param {Boolean} force Rerender all view nodes tied to this view instance. */ render: function( content, force ) { if ( content != null ) { this.content = content; } content = this.getContent(); // If there's nothing to render an no loader needs to be shown, stop. if ( ! this.loader && ! content ) { return; } // We're about to rerender all views of this instance, so unbind rendered views. force && this.unbind(); // Replace any left over markers. this.replaceMarkers(); if ( content ) { this.setContent( content, function( editor, node, contentNode ) { $( node ).data( 'rendered', true ); this.bindNode.call( this, editor, node, contentNode ); }, force ? null : false ); } else { this.setLoader(); } }, /** * Binds a given node after its content is added to the DOM. */ bindNode: function() {}, /** * Unbinds a given node before its content is removed from the DOM. */ unbindNode: function() {}, /** * Unbinds all view nodes tied to this view instance. * Runs before their content is removed from the DOM. */ unbind: function() { this.getNodes( function( editor, node, contentNode ) { this.unbindNode.call( this, editor, node, contentNode ); $( node ).trigger( 'wp-mce-view-unbind' ); }, true ); }, /** * Gets all the TinyMCE editor instances that support views. * * @param {Function} callback A callback. */ getEditors: function( callback ) { _.each( tinymce.editors, function( editor ) { if ( editor.plugins.wpview ) { callback.call( this, editor ); } }, this ); }, /** * Gets all view nodes tied to this view instance. * * @param {Function} callback A callback. * @param {Boolean} rendered Get (un)rendered view nodes. Optional. */ getNodes: function( callback, rendered ) { this.getEditors( function( editor ) { var self = this; $( editor.getBody() ) .find( '[data-wpview-text="' + self.encodedText + '"]' ) .filter( function() { var data; if ( rendered == null ) { return true; } data = $( this ).data( 'rendered' ) === true; return rendered ? data : ! data; } ) .each( function() { callback.call( self, editor, this, $( this ).find( '.wpview-content' ).get( 0 ) ); } ); } ); }, /** * Gets all marker nodes tied to this view instance. * * @param {Function} callback A callback. */ getMarkers: function( callback ) { this.getEditors( function( editor ) { var self = this; $( editor.getBody() ) .find( '[data-wpview-marker="' + this.encodedText + '"]' ) .each( function() { callback.call( self, editor, this ); } ); } ); }, /** * Replaces all marker nodes tied to this view instance. */ replaceMarkers: function() { this.getMarkers( function( editor, node ) { if ( $( node ).text() !== this.text ) { editor.dom.setAttrib( node, 'data-wpview-marker', null ); return; } editor.dom.replace( editor.dom.createFragment( '
' + '

\u00a0

' + '
' + '
' + '
' + '

\u00a0

' + '
' ), node ); } ); }, /** * Removes all marker nodes tied to this view instance. */ removeMarkers: function() { this.getMarkers( function( editor, node ) { editor.dom.setAttrib( node, 'data-wpview-marker', null ); } ); }, /** * Sets the content for all view nodes tied to this view instance. * * @param {*} content The content to set. * @param {Function} callback A callback. Optional. * @param {Boolean} rendered Only set for (un)rendered nodes. Optional. */ setContent: function( content, callback, rendered ) { if ( _.isObject( content ) && content.body.indexOf( ' Visual. setTimeout( function() { var iframe, iframeDoc, observer, i; contentNode.innerHTML = ''; iframe = dom.add( contentNode, 'iframe', { /* jshint scripturl: true */ src: tinymce.Env.ie ? 'javascript:""' : '', frameBorder: '0', allowTransparency: 'true', scrolling: 'no', 'class': 'wpview-sandbox', style: { width: '100%', display: 'block' } } ); dom.add( contentNode, 'div', { 'class': 'wpview-overlay' } ); iframeDoc = iframe.contentWindow.document; iframeDoc.open(); iframeDoc.write( '' + '' + '' + '' + head + styles + '' + '' + '' + body + '' + '' ); iframeDoc.close(); function resize() { var $iframe, iframeDocHeight; // Make sure the iframe still exists. if ( iframe.contentWindow ) { $iframe = $( iframe ); iframeDocHeight = $( iframeDoc.body ).height(); if ( $iframe.height() !== iframeDocHeight ) { $iframe.height( iframeDocHeight ); editor.nodeChanged(); } } } $( iframe.contentWindow ).on( 'load', resize ); if ( MutationObserver ) { observer = new MutationObserver( _.debounce( resize, 100 ) ); observer.observe( iframeDoc.body, { attributes: true, childList: true, subtree: true } ); $( node ).one( 'wp-mce-view-unbind', function() { observer.disconnect(); } ); } else { for ( i = 1; i < 6; i++ ) { setTimeout( resize, i * 700 ); } } function classChange() { iframeDoc.body.className = editor.getBody().className; } editor.on( 'wp-body-class-change', classChange ); $( node ).one( 'wp-mce-view-unbind', function() { editor.off( 'wp-body-class-change', classChange ); } ); callback && callback.call( self, editor, node, contentNode ); }, 50 ); }, rendered ); }, /** * Sets a loader for all view nodes tied to this view instance. */ setLoader: function() { this.setContent( '
' + '
' + '
' + '
' ); }, /** * Sets an error for all view nodes tied to this view instance. * * @param {String} message The error message to set. * @param {String} dashicon A dashicon ID (optional). {@link https://developer.wordpress.org/resource/dashicons/} */ setError: function( message, dashicon ) { this.setContent( '
' + '
' + '

' + message + '

' + '
' ); }, /** * Tries to find a text match in a given string. * * @param {String} content The string to scan. * * @return {Object} */ match: function( content ) { var match = wp.shortcode.next( this.type, content ); if ( match ) { return { index: match.index, content: match.content, options: { shortcode: match.shortcode } }; } }, /** * Update the text of a given view node. * * @param {String} text The new text. * @param {tinymce.Editor} editor The TinyMCE editor instance the view node is in. * @param {HTMLElement} node The view node to update. */ update: function( text, editor, node ) { _.find( views, function( view, type ) { var match = view.prototype.match( text ); if ( match ) { $( node ).data( 'rendered', false ); editor.dom.setAttrib( node, 'data-wpview-text', encodeURIComponent( text ) ); wp.mce.views.createInstance( type, text, match.options ).render(); editor.focus(); return true; } } ); }, /** * Remove a given view node from the DOM. * * @param {tinymce.Editor} editor The TinyMCE editor instance the view node is in. * @param {HTMLElement} node The view node to remove. */ remove: function( editor, node ) { this.unbindNode.call( this, editor, node, $( node ).find( '.wpview-content' ).get( 0 ) ); $( node ).trigger( 'wp-mce-view-unbind' ); editor.dom.remove( node ); editor.focus(); } } ); } )( window, window.wp, window.jQuery ); /* * The WordPress core TinyMCE views. * Views for the gallery, audio, video, playlist and embed shortcodes, * and a view for embeddable URLs. */ ( function( window, views, $ ) { var postID = $( '#post_ID' ).val() || 0, media, gallery, av, embed; media = { state: [], edit: function( text, update ) { var media = wp.media[ this.type ], frame = media.edit( text ); this.pausePlayers && this.pausePlayers(); _.each( this.state, function( state ) { frame.state( state ).on( 'update', function( selection ) { update( media.shortcode( selection ).string() ); } ); } ); frame.on( 'close', function() { frame.detach(); } ); frame.open(); } }; gallery = _.extend( {}, media, { state: [ 'gallery-edit' ], template: wp.media.template( 'editor-gallery' ), initialize: function() { var attachments = wp.media.gallery.attachments( this.shortcode, postID ), attrs = this.shortcode.attrs.named, self = this; attachments.more() .done( function() { attachments = attachments.toJSON(); _.each( attachments, function( attachment ) { if ( attachment.sizes ) { if ( attrs.size && attachment.sizes[ attrs.size ] ) { attachment.thumbnail = attachment.sizes[ attrs.size ]; } else if ( attachment.sizes.thumbnail ) { attachment.thumbnail = attachment.sizes.thumbnail; } else if ( attachment.sizes.full ) { attachment.thumbnail = attachment.sizes.full; } } } ); self.render( self.template( { attachments: attachments, columns: attrs.columns ? parseInt( attrs.columns, 10 ) : wp.media.galleryDefaults.columns } ) ); } ) .fail( function( jqXHR, textStatus ) { self.setError( textStatus ); } ); } } ); av = _.extend( {}, media, { action: 'parse-media-shortcode', initialize: function() { var self = this; if ( this.url ) { this.loader = false; this.shortcode = wp.media.embed.shortcode( { url: this.text } ); } wp.ajax.post( this.action, { post_ID: postID, type: this.shortcode.tag, shortcode: this.shortcode.string() } ) .done( function( response ) { self.render( response ); } ) .fail( function( response ) { if ( self.url ) { self.removeMarkers(); } else { self.setError( response.message || response.statusText, 'admin-media' ); } } ); this.getEditors( function( editor ) { editor.on( 'wpview-selected', function() { self.pausePlayers(); } ); } ); }, pausePlayers: function() { this.getNodes( function( editor, node, content ) { var win = $( 'iframe.wpview-sandbox', content ).get( 0 ); if ( win && ( win = win.contentWindow ) && win.mejs ) { _.each( win.mejs.players, function( player ) { try { player.pause(); } catch ( e ) {} } ); } } ); } } ); embed = _.extend( {}, av, { action: 'parse-embed', edit: function( text, update ) { var media = wp.media.embed, frame = media.edit( text, this.url ), self = this; this.pausePlayers(); frame.state( 'embed' ).props.on( 'change:url', function( model, url ) { if ( url && model.get( 'url' ) ) { frame.state( 'embed' ).metadata = model.toJSON(); } } ); frame.state( 'embed' ).on( 'select', function() { var data = frame.state( 'embed' ).metadata; if ( self.url ) { update( data.url ); } else { update( media.shortcode( data ).string() ); } } ); frame.on( 'close', function() { frame.detach(); } ); frame.open(); } } ); views.register( 'gallery', _.extend( {}, gallery ) ); views.register( 'audio', _.extend( {}, av, { state: [ 'audio-details' ] } ) ); views.register( 'video', _.extend( {}, av, { state: [ 'video-details' ] } ) ); views.register( 'playlist', _.extend( {}, av, { state: [ 'playlist-edit', 'video-playlist-edit' ] } ) ); views.register( 'embed', _.extend( {}, embed ) ); views.register( 'embedURL', _.extend( {}, embed, { match: function( content ) { var re = /(^|

)(https?:\/\/[^\s"]+?)(<\/p>\s*|$)/gi, match = re.exec( content ); if ( match ) { return { index: match.index + match[1].length, content: match[2], options: { url: true } }; } } } ) ); } )( window, window.wp.mce.views, window.jQuery );