1306 lines
41 KiB
JavaScript
1306 lines
41 KiB
JavaScript
/* eslint consistent-this: [ "error", "control" ] */
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wp.mediaWidgets = ( function( $ ) {
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'use strict';
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var component = {};
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/**
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* Widget control (view) constructors, mapping widget id_base to subclass of MediaWidgetControl.
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*
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* Media widgets register themselves by assigning subclasses of MediaWidgetControl onto this object by widget ID base.
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*
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* @type {Object.<string, wp.mediaWidgets.MediaWidgetModel>}
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*/
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component.controlConstructors = {};
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/**
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* Widget model constructors, mapping widget id_base to subclass of MediaWidgetModel.
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*
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* Media widgets register themselves by assigning subclasses of MediaWidgetControl onto this object by widget ID base.
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*
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* @type {Object.<string, wp.mediaWidgets.MediaWidgetModel>}
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*/
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component.modelConstructors = {};
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/**
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* Library which persists the customized display settings across selections.
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*
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* @class PersistentDisplaySettingsLibrary
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* @constructor
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*/
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component.PersistentDisplaySettingsLibrary = wp.media.controller.Library.extend({
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/**
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* Initialize.
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*
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* @param {Object} options - Options.
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* @returns {void}
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*/
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initialize: function initialize( options ) {
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_.bindAll( this, 'handleDisplaySettingChange' );
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wp.media.controller.Library.prototype.initialize.call( this, options );
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},
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/**
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* Sync changes to the current display settings back into the current customized.
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*
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* @param {Backbone.Model} displaySettings - Modified display settings.
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* @returns {void}
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*/
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handleDisplaySettingChange: function handleDisplaySettingChange( displaySettings ) {
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this.get( 'selectedDisplaySettings' ).set( displaySettings.attributes );
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},
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/**
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* Get the display settings model.
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*
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* Model returned is updated with the current customized display settings,
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* and an event listener is added so that changes made to the settings
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* will sync back into the model storing the session's customized display
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* settings.
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*
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* @param {Backbone.Model} model - Display settings model.
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* @returns {Backbone.Model} Display settings model.
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*/
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display: function getDisplaySettingsModel( model ) {
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var display, selectedDisplaySettings = this.get( 'selectedDisplaySettings' );
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display = wp.media.controller.Library.prototype.display.call( this, model );
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display.off( 'change', this.handleDisplaySettingChange ); // Prevent duplicated event handlers.
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display.set( selectedDisplaySettings.attributes );
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if ( 'custom' === selectedDisplaySettings.get( 'link_type' ) ) {
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display.linkUrl = selectedDisplaySettings.get( 'link_url' );
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}
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display.on( 'change', this.handleDisplaySettingChange );
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return display;
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}
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});
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/**
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* Extended view for managing the embed UI.
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*
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* @class MediaEmbedView
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* @constructor
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*/
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component.MediaEmbedView = wp.media.view.Embed.extend({
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/**
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* Initialize.
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*
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* @since 4.9.0
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*
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* @param {object} options - Options.
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* @returns {void}
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*/
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initialize: function( options ) {
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var view = this, embedController; // eslint-disable-line consistent-this
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wp.media.view.Embed.prototype.initialize.call( view, options );
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if ( 'image' !== view.controller.options.mimeType ) {
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embedController = view.controller.states.get( 'embed' );
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embedController.off( 'scan', embedController.scanImage, embedController );
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}
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},
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/**
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* Refresh embed view.
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*
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* Forked override of {wp.media.view.Embed#refresh()} to suppress irrelevant "link text" field.
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*
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* @returns {void}
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*/
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refresh: function refresh() {
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var Constructor;
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if ( 'image' === this.controller.options.mimeType ) {
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Constructor = wp.media.view.EmbedImage;
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} else {
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// This should be eliminated once #40450 lands of when this is merged into core.
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Constructor = wp.media.view.EmbedLink.extend({
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/**
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* Set the disabled state on the Add to Widget button.
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*
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* @param {boolean} disabled - Disabled.
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* @returns {void}
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*/
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setAddToWidgetButtonDisabled: function setAddToWidgetButtonDisabled( disabled ) {
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this.views.parent.views.parent.views.get( '.media-frame-toolbar' )[0].$el.find( '.media-button-select' ).prop( 'disabled', disabled );
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},
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/**
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* Set or clear an error notice.
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*
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* @param {string} notice - Notice.
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* @returns {void}
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*/
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setErrorNotice: function setErrorNotice( notice ) {
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var embedLinkView = this, noticeContainer; // eslint-disable-line consistent-this
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noticeContainer = embedLinkView.views.parent.$el.find( '> .notice:first-child' );
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if ( ! notice ) {
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if ( noticeContainer.length ) {
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noticeContainer.slideUp( 'fast' );
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}
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} else {
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if ( ! noticeContainer.length ) {
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noticeContainer = $( '<div class="media-widget-embed-notice notice notice-error notice-alt"></div>' );
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noticeContainer.hide();
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embedLinkView.views.parent.$el.prepend( noticeContainer );
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}
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noticeContainer.empty();
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noticeContainer.append( $( '<p>', {
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html: notice
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}));
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noticeContainer.slideDown( 'fast' );
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}
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},
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/**
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* Update oEmbed.
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*
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* @since 4.9.0
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*
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* @returns {void}
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*/
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updateoEmbed: function() {
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var embedLinkView = this, url; // eslint-disable-line consistent-this
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url = embedLinkView.model.get( 'url' );
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// Abort if the URL field was emptied out.
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if ( ! url ) {
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embedLinkView.setErrorNotice( '' );
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embedLinkView.setAddToWidgetButtonDisabled( true );
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return;
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}
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if ( ! url.match( /^(http|https):\/\/.+\// ) ) {
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embedLinkView.controller.$el.find( '#embed-url-field' ).addClass( 'invalid' );
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embedLinkView.setAddToWidgetButtonDisabled( true );
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}
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wp.media.view.EmbedLink.prototype.updateoEmbed.call( embedLinkView );
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},
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/**
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* Fetch media.
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*
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* @returns {void}
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*/
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fetch: function() {
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var embedLinkView = this, fetchSuccess, matches, fileExt, urlParser, url, re, youTubeEmbedMatch; // eslint-disable-line consistent-this
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url = embedLinkView.model.get( 'url' );
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if ( embedLinkView.dfd && 'pending' === embedLinkView.dfd.state() ) {
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embedLinkView.dfd.abort();
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}
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fetchSuccess = function( response ) {
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embedLinkView.renderoEmbed({
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data: {
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body: response
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}
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});
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embedLinkView.controller.$el.find( '#embed-url-field' ).removeClass( 'invalid' );
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embedLinkView.setErrorNotice( '' );
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embedLinkView.setAddToWidgetButtonDisabled( false );
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};
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urlParser = document.createElement( 'a' );
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urlParser.href = url;
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matches = urlParser.pathname.toLowerCase().match( /\.(\w+)$/ );
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if ( matches ) {
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fileExt = matches[1];
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if ( ! wp.media.view.settings.embedMimes[ fileExt ] ) {
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embedLinkView.renderFail();
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} else if ( 0 !== wp.media.view.settings.embedMimes[ fileExt ].indexOf( embedLinkView.controller.options.mimeType ) ) {
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embedLinkView.renderFail();
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} else {
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fetchSuccess( '<!--success-->' );
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}
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return;
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}
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// Support YouTube embed links.
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re = /https?:\/\/www\.youtube\.com\/embed\/([^/]+)/;
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youTubeEmbedMatch = re.exec( url );
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if ( youTubeEmbedMatch ) {
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url = 'https://www.youtube.com/watch?v=' + youTubeEmbedMatch[ 1 ];
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// silently change url to proper oembed-able version.
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embedLinkView.model.attributes.url = url;
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}
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embedLinkView.dfd = wp.apiRequest({
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url: wp.media.view.settings.oEmbedProxyUrl,
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data: {
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url: url,
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maxwidth: embedLinkView.model.get( 'width' ),
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maxheight: embedLinkView.model.get( 'height' ),
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discover: false
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},
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type: 'GET',
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dataType: 'json',
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context: embedLinkView
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});
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embedLinkView.dfd.done( function( response ) {
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if ( embedLinkView.controller.options.mimeType !== response.type ) {
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embedLinkView.renderFail();
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return;
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}
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fetchSuccess( response.html );
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});
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embedLinkView.dfd.fail( _.bind( embedLinkView.renderFail, embedLinkView ) );
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},
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/**
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* Handle render failure.
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*
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* Overrides the {EmbedLink#renderFail()} method to prevent showing the "Link Text" field.
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* The element is getting display:none in the stylesheet, but the underlying method uses
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* uses {jQuery.fn.show()} which adds an inline style. This avoids the need for !important.
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*
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* @returns {void}
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*/
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renderFail: function renderFail() {
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var embedLinkView = this; // eslint-disable-line consistent-this
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embedLinkView.controller.$el.find( '#embed-url-field' ).addClass( 'invalid' );
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embedLinkView.setErrorNotice( embedLinkView.controller.options.invalidEmbedTypeError || 'ERROR' );
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embedLinkView.setAddToWidgetButtonDisabled( true );
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}
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});
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}
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this.settings( new Constructor({
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controller: this.controller,
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model: this.model.props,
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priority: 40
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}));
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}
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});
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/**
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* Custom media frame for selecting uploaded media or providing media by URL.
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*
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* @class MediaFrameSelect
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* @constructor
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*/
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component.MediaFrameSelect = wp.media.view.MediaFrame.Post.extend({
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/**
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* Create the default states.
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*
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* @returns {void}
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*/
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createStates: function createStates() {
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var mime = this.options.mimeType, specificMimes = [];
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_.each( wp.media.view.settings.embedMimes, function( embedMime ) {
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if ( 0 === embedMime.indexOf( mime ) ) {
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specificMimes.push( embedMime );
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}
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});
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if ( specificMimes.length > 0 ) {
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mime = specificMimes;
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}
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this.states.add([
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// Main states.
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new component.PersistentDisplaySettingsLibrary({
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id: 'insert',
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title: this.options.title,
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selection: this.options.selection,
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priority: 20,
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toolbar: 'main-insert',
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filterable: 'dates',
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library: wp.media.query({
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type: mime
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}),
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multiple: false,
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editable: true,
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selectedDisplaySettings: this.options.selectedDisplaySettings,
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displaySettings: _.isUndefined( this.options.showDisplaySettings ) ? true : this.options.showDisplaySettings,
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displayUserSettings: false // We use the display settings from the current/default widget instance props.
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}),
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new wp.media.controller.EditImage({ model: this.options.editImage }),
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// Embed states.
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new wp.media.controller.Embed({
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metadata: this.options.metadata,
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type: 'image' === this.options.mimeType ? 'image' : 'link',
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invalidEmbedTypeError: this.options.invalidEmbedTypeError
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})
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]);
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},
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/**
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* Main insert toolbar.
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*
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* Forked override of {wp.media.view.MediaFrame.Post#mainInsertToolbar()} to override text.
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*
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* @param {wp.Backbone.View} view - Toolbar view.
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* @this {wp.media.controller.Library}
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* @returns {void}
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*/
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mainInsertToolbar: function mainInsertToolbar( view ) {
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var controller = this; // eslint-disable-line consistent-this
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view.set( 'insert', {
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style: 'primary',
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priority: 80,
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text: controller.options.text, // The whole reason for the fork.
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requires: { selection: true },
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/**
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* Handle click.
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*
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* @fires wp.media.controller.State#insert()
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* @returns {void}
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*/
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click: function onClick() {
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var state = controller.state(),
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selection = state.get( 'selection' );
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controller.close();
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state.trigger( 'insert', selection ).reset();
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}
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});
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},
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/**
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* Main embed toolbar.
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*
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* Forked override of {wp.media.view.MediaFrame.Post#mainEmbedToolbar()} to override text.
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*
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* @param {wp.Backbone.View} toolbar - Toolbar view.
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* @this {wp.media.controller.Library}
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* @returns {void}
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*/
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mainEmbedToolbar: function mainEmbedToolbar( toolbar ) {
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toolbar.view = new wp.media.view.Toolbar.Embed({
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controller: this,
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text: this.options.text,
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event: 'insert'
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});
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},
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/**
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* Embed content.
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*
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* Forked override of {wp.media.view.MediaFrame.Post#embedContent()} to suppress irrelevant "link text" field.
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*
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* @returns {void}
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*/
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embedContent: function embedContent() {
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var view = new component.MediaEmbedView({
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controller: this,
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model: this.state()
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}).render();
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this.content.set( view );
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if ( ! wp.media.isTouchDevice ) {
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view.url.focus();
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}
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}
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});
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/**
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* Media widget control.
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*
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* @class MediaWidgetControl
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* @constructor
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* @abstract
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*/
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component.MediaWidgetControl = Backbone.View.extend({
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/**
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* Translation strings.
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*
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* The mapping of translation strings is handled by media widget subclasses,
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* exported from PHP to JS such as is done in WP_Widget_Media_Image::enqueue_admin_scripts().
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*
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* @type {Object}
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*/
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l10n: {
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add_to_widget: '{{add_to_widget}}',
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add_media: '{{add_media}}'
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},
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/**
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* Widget ID base.
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*
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* This may be defined by the subclass. It may be exported from PHP to JS
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* such as is done in WP_Widget_Media_Image::enqueue_admin_scripts(). If not,
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* it will attempt to be discovered by looking to see if this control
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* instance extends each member of component.controlConstructors, and if
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* it does extend one, will use the key as the id_base.
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*
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* @type {string}
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*/
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id_base: '',
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/**
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* Mime type.
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*
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* This must be defined by the subclass. It may be exported from PHP to JS
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* such as is done in WP_Widget_Media_Image::enqueue_admin_scripts().
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*
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* @type {string}
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*/
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mime_type: '',
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/**
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* View events.
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*
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* @type {Object}
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*/
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events: {
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'click .notice-missing-attachment a': 'handleMediaLibraryLinkClick',
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'click .select-media': 'selectMedia',
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'click .placeholder': 'selectMedia',
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'click .edit-media': 'editMedia'
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},
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/**
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* Show display settings.
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*
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* @type {boolean}
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*/
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showDisplaySettings: true,
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/**
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* Initialize.
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*
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* @param {Object} options - Options.
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* @param {Backbone.Model} options.model - Model.
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* @param {jQuery} options.el - Control field container element.
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* @param {jQuery} options.syncContainer - Container element where fields are synced for the server.
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* @returns {void}
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*/
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initialize: function initialize( options ) {
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var control = this;
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Backbone.View.prototype.initialize.call( control, options );
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if ( ! ( control.model instanceof component.MediaWidgetModel ) ) {
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throw new Error( 'Missing options.model' );
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}
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if ( ! options.el ) {
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throw new Error( 'Missing options.el' );
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}
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if ( ! options.syncContainer ) {
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throw new Error( 'Missing options.syncContainer' );
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}
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control.syncContainer = options.syncContainer;
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control.$el.addClass( 'media-widget-control' );
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// Allow methods to be passed in with control context preserved.
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_.bindAll( control, 'syncModelToInputs', 'render', 'updateSelectedAttachment', 'renderPreview' );
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if ( ! control.id_base ) {
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_.find( component.controlConstructors, function( Constructor, idBase ) {
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if ( control instanceof Constructor ) {
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control.id_base = idBase;
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return true;
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}
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return false;
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});
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if ( ! control.id_base ) {
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throw new Error( 'Missing id_base.' );
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}
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}
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// Track attributes needed to renderPreview in it's own model.
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control.previewTemplateProps = new Backbone.Model( control.mapModelToPreviewTemplateProps() );
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// Re-render the preview when the attachment changes.
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control.selectedAttachment = new wp.media.model.Attachment();
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control.renderPreview = _.debounce( control.renderPreview );
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control.listenTo( control.previewTemplateProps, 'change', control.renderPreview );
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// Make sure a copy of the selected attachment is always fetched.
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control.model.on( 'change:attachment_id', control.updateSelectedAttachment );
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control.model.on( 'change:url', control.updateSelectedAttachment );
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control.updateSelectedAttachment();
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/*
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* Sync the widget instance model attributes onto the hidden inputs that widgets currently use to store the state.
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* In the future, when widgets are JS-driven, the underlying widget instance data should be exposed as a model
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* from the start, without having to sync with hidden fields. See <https://core.trac.wordpress.org/ticket/33507>.
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*/
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control.listenTo( control.model, 'change', control.syncModelToInputs );
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control.listenTo( control.model, 'change', control.syncModelToPreviewProps );
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control.listenTo( control.model, 'change', control.render );
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// Update the title.
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control.$el.on( 'input change', '.title', function updateTitle() {
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control.model.set({
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title: $.trim( $( this ).val() )
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});
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});
|
|
|
|
// Update link_url attribute.
|
|
control.$el.on( 'input change', '.link', function updateLinkUrl() {
|
|
var linkUrl = $.trim( $( this ).val() ), linkType = 'custom';
|
|
if ( control.selectedAttachment.get( 'linkUrl' ) === linkUrl || control.selectedAttachment.get( 'link' ) === linkUrl ) {
|
|
linkType = 'post';
|
|
} else if ( control.selectedAttachment.get( 'url' ) === linkUrl ) {
|
|
linkType = 'file';
|
|
}
|
|
control.model.set( {
|
|
link_url: linkUrl,
|
|
link_type: linkType
|
|
});
|
|
|
|
// Update display settings for the next time the user opens to select from the media library.
|
|
control.displaySettings.set( {
|
|
link: linkType,
|
|
linkUrl: linkUrl
|
|
});
|
|
});
|
|
|
|
/*
|
|
* Copy current display settings from the widget model to serve as basis
|
|
* of customized display settings for the current media frame session.
|
|
* Changes to display settings will be synced into this model, and
|
|
* when a new selection is made, the settings from this will be synced
|
|
* into that AttachmentDisplay's model to persist the setting changes.
|
|
*/
|
|
control.displaySettings = new Backbone.Model( _.pick(
|
|
control.mapModelToMediaFrameProps(
|
|
_.extend( control.model.defaults(), control.model.toJSON() )
|
|
),
|
|
_.keys( wp.media.view.settings.defaultProps )
|
|
) );
|
|
},
|
|
|
|
/**
|
|
* Update the selected attachment if necessary.
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
updateSelectedAttachment: function updateSelectedAttachment() {
|
|
var control = this, attachment;
|
|
|
|
if ( 0 === control.model.get( 'attachment_id' ) ) {
|
|
control.selectedAttachment.clear();
|
|
control.model.set( 'error', false );
|
|
} else if ( control.model.get( 'attachment_id' ) !== control.selectedAttachment.get( 'id' ) ) {
|
|
attachment = new wp.media.model.Attachment({
|
|
id: control.model.get( 'attachment_id' )
|
|
});
|
|
attachment.fetch()
|
|
.done( function done() {
|
|
control.model.set( 'error', false );
|
|
control.selectedAttachment.set( attachment.toJSON() );
|
|
})
|
|
.fail( function fail() {
|
|
control.model.set( 'error', 'missing_attachment' );
|
|
});
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Sync the model attributes to the hidden inputs, and update previewTemplateProps.
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
syncModelToPreviewProps: function syncModelToPreviewProps() {
|
|
var control = this;
|
|
control.previewTemplateProps.set( control.mapModelToPreviewTemplateProps() );
|
|
},
|
|
|
|
/**
|
|
* Sync the model attributes to the hidden inputs, and update previewTemplateProps.
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
syncModelToInputs: function syncModelToInputs() {
|
|
var control = this;
|
|
control.syncContainer.find( '.media-widget-instance-property' ).each( function() {
|
|
var input = $( this ), value, propertyName;
|
|
propertyName = input.data( 'property' );
|
|
value = control.model.get( propertyName );
|
|
if ( _.isUndefined( value ) ) {
|
|
return;
|
|
}
|
|
|
|
if ( 'array' === control.model.schema[ propertyName ].type && _.isArray( value ) ) {
|
|
value = value.join( ',' );
|
|
} else if ( 'boolean' === control.model.schema[ propertyName ].type ) {
|
|
value = value ? '1' : ''; // Because in PHP, strval( true ) === '1' && strval( false ) === ''.
|
|
} else {
|
|
value = String( value );
|
|
}
|
|
|
|
if ( input.val() !== value ) {
|
|
input.val( value );
|
|
input.trigger( 'change' );
|
|
}
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Get template.
|
|
*
|
|
* @returns {Function} Template.
|
|
*/
|
|
template: function template() {
|
|
var control = this;
|
|
if ( ! $( '#tmpl-widget-media-' + control.id_base + '-control' ).length ) {
|
|
throw new Error( 'Missing widget control template for ' + control.id_base );
|
|
}
|
|
return wp.template( 'widget-media-' + control.id_base + '-control' );
|
|
},
|
|
|
|
/**
|
|
* Render template.
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
render: function render() {
|
|
var control = this, titleInput;
|
|
|
|
if ( ! control.templateRendered ) {
|
|
control.$el.html( control.template()( control.model.toJSON() ) );
|
|
control.renderPreview(); // Hereafter it will re-render when control.selectedAttachment changes.
|
|
control.templateRendered = true;
|
|
}
|
|
|
|
titleInput = control.$el.find( '.title' );
|
|
if ( ! titleInput.is( document.activeElement ) ) {
|
|
titleInput.val( control.model.get( 'title' ) );
|
|
}
|
|
|
|
control.$el.toggleClass( 'selected', control.isSelected() );
|
|
},
|
|
|
|
/**
|
|
* Render media preview.
|
|
*
|
|
* @abstract
|
|
* @returns {void}
|
|
*/
|
|
renderPreview: function renderPreview() {
|
|
throw new Error( 'renderPreview must be implemented' );
|
|
},
|
|
|
|
/**
|
|
* Whether a media item is selected.
|
|
*
|
|
* @returns {boolean} Whether selected and no error.
|
|
*/
|
|
isSelected: function isSelected() {
|
|
var control = this;
|
|
|
|
if ( control.model.get( 'error' ) ) {
|
|
return false;
|
|
}
|
|
|
|
return Boolean( control.model.get( 'attachment_id' ) || control.model.get( 'url' ) );
|
|
},
|
|
|
|
/**
|
|
* Handle click on link to Media Library to open modal, such as the link that appears when in the missing attachment error notice.
|
|
*
|
|
* @param {jQuery.Event} event - Event.
|
|
* @returns {void}
|
|
*/
|
|
handleMediaLibraryLinkClick: function handleMediaLibraryLinkClick( event ) {
|
|
var control = this;
|
|
event.preventDefault();
|
|
control.selectMedia();
|
|
},
|
|
|
|
/**
|
|
* Open the media select frame to chose an item.
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
selectMedia: function selectMedia() {
|
|
var control = this, selection, mediaFrame, defaultSync, mediaFrameProps, selectionModels = [];
|
|
|
|
if ( control.isSelected() && 0 !== control.model.get( 'attachment_id' ) ) {
|
|
selectionModels.push( control.selectedAttachment );
|
|
}
|
|
|
|
selection = new wp.media.model.Selection( selectionModels, { multiple: false } );
|
|
|
|
mediaFrameProps = control.mapModelToMediaFrameProps( control.model.toJSON() );
|
|
if ( mediaFrameProps.size ) {
|
|
control.displaySettings.set( 'size', mediaFrameProps.size );
|
|
}
|
|
|
|
mediaFrame = new component.MediaFrameSelect({
|
|
title: control.l10n.add_media,
|
|
frame: 'post',
|
|
text: control.l10n.add_to_widget,
|
|
selection: selection,
|
|
mimeType: control.mime_type,
|
|
selectedDisplaySettings: control.displaySettings,
|
|
showDisplaySettings: control.showDisplaySettings,
|
|
metadata: mediaFrameProps,
|
|
state: control.isSelected() && 0 === control.model.get( 'attachment_id' ) ? 'embed' : 'insert',
|
|
invalidEmbedTypeError: control.l10n.unsupported_file_type
|
|
});
|
|
wp.media.frame = mediaFrame; // See wp.media().
|
|
|
|
// Handle selection of a media item.
|
|
mediaFrame.on( 'insert', function onInsert() {
|
|
var attachment = {}, state = mediaFrame.state();
|
|
|
|
// Update cached attachment object to avoid having to re-fetch. This also triggers re-rendering of preview.
|
|
if ( 'embed' === state.get( 'id' ) ) {
|
|
_.extend( attachment, { id: 0 }, state.props.toJSON() );
|
|
} else {
|
|
_.extend( attachment, state.get( 'selection' ).first().toJSON() );
|
|
}
|
|
|
|
control.selectedAttachment.set( attachment );
|
|
control.model.set( 'error', false );
|
|
|
|
// Update widget instance.
|
|
control.model.set( control.getModelPropsFromMediaFrame( mediaFrame ) );
|
|
});
|
|
|
|
// Disable syncing of attachment changes back to server (except for deletions). See <https://core.trac.wordpress.org/ticket/40403>.
|
|
defaultSync = wp.media.model.Attachment.prototype.sync;
|
|
wp.media.model.Attachment.prototype.sync = function( method ) {
|
|
if ( 'delete' === method ) {
|
|
return defaultSync.apply( this, arguments );
|
|
} else {
|
|
return $.Deferred().rejectWith( this ).promise();
|
|
}
|
|
};
|
|
mediaFrame.on( 'close', function onClose() {
|
|
wp.media.model.Attachment.prototype.sync = defaultSync;
|
|
});
|
|
|
|
mediaFrame.$el.addClass( 'media-widget' );
|
|
mediaFrame.open();
|
|
|
|
// Clear the selected attachment when it is deleted in the media select frame.
|
|
if ( selection ) {
|
|
selection.on( 'destroy', function onDestroy( attachment ) {
|
|
if ( control.model.get( 'attachment_id' ) === attachment.get( 'id' ) ) {
|
|
control.model.set({
|
|
attachment_id: 0,
|
|
url: ''
|
|
});
|
|
}
|
|
});
|
|
}
|
|
|
|
/*
|
|
* Make sure focus is set inside of modal so that hitting Esc will close
|
|
* the modal and not inadvertently cause the widget to collapse in the customizer.
|
|
*/
|
|
mediaFrame.$el.find( '.media-frame-menu .media-menu-item.active' ).focus();
|
|
},
|
|
|
|
/**
|
|
* Get the instance props from the media selection frame.
|
|
*
|
|
* @param {wp.media.view.MediaFrame.Select} mediaFrame - Select frame.
|
|
* @returns {Object} Props.
|
|
*/
|
|
getModelPropsFromMediaFrame: function getModelPropsFromMediaFrame( mediaFrame ) {
|
|
var control = this, state, mediaFrameProps, modelProps;
|
|
|
|
state = mediaFrame.state();
|
|
if ( 'insert' === state.get( 'id' ) ) {
|
|
mediaFrameProps = state.get( 'selection' ).first().toJSON();
|
|
mediaFrameProps.postUrl = mediaFrameProps.link;
|
|
|
|
if ( control.showDisplaySettings ) {
|
|
_.extend(
|
|
mediaFrameProps,
|
|
mediaFrame.content.get( '.attachments-browser' ).sidebar.get( 'display' ).model.toJSON()
|
|
);
|
|
}
|
|
if ( mediaFrameProps.sizes && mediaFrameProps.size && mediaFrameProps.sizes[ mediaFrameProps.size ] ) {
|
|
mediaFrameProps.url = mediaFrameProps.sizes[ mediaFrameProps.size ].url;
|
|
}
|
|
} else if ( 'embed' === state.get( 'id' ) ) {
|
|
mediaFrameProps = _.extend(
|
|
state.props.toJSON(),
|
|
{ attachment_id: 0 }, // Because some media frames use `attachment_id` not `id`.
|
|
control.model.getEmbedResetProps()
|
|
);
|
|
} else {
|
|
throw new Error( 'Unexpected state: ' + state.get( 'id' ) );
|
|
}
|
|
|
|
if ( mediaFrameProps.id ) {
|
|
mediaFrameProps.attachment_id = mediaFrameProps.id;
|
|
}
|
|
|
|
modelProps = control.mapMediaToModelProps( mediaFrameProps );
|
|
|
|
// Clear the extension prop so sources will be reset for video and audio media.
|
|
_.each( wp.media.view.settings.embedExts, function( ext ) {
|
|
if ( ext in control.model.schema && modelProps.url !== modelProps[ ext ] ) {
|
|
modelProps[ ext ] = '';
|
|
}
|
|
});
|
|
|
|
return modelProps;
|
|
},
|
|
|
|
/**
|
|
* Map media frame props to model props.
|
|
*
|
|
* @param {Object} mediaFrameProps - Media frame props.
|
|
* @returns {Object} Model props.
|
|
*/
|
|
mapMediaToModelProps: function mapMediaToModelProps( mediaFrameProps ) {
|
|
var control = this, mediaFramePropToModelPropMap = {}, modelProps = {}, extension;
|
|
_.each( control.model.schema, function( fieldSchema, modelProp ) {
|
|
|
|
// Ignore widget title attribute.
|
|
if ( 'title' === modelProp ) {
|
|
return;
|
|
}
|
|
mediaFramePropToModelPropMap[ fieldSchema.media_prop || modelProp ] = modelProp;
|
|
});
|
|
|
|
_.each( mediaFrameProps, function( value, mediaProp ) {
|
|
var propName = mediaFramePropToModelPropMap[ mediaProp ] || mediaProp;
|
|
if ( control.model.schema[ propName ] ) {
|
|
modelProps[ propName ] = value;
|
|
}
|
|
});
|
|
|
|
if ( 'custom' === mediaFrameProps.size ) {
|
|
modelProps.width = mediaFrameProps.customWidth;
|
|
modelProps.height = mediaFrameProps.customHeight;
|
|
}
|
|
|
|
if ( 'post' === mediaFrameProps.link ) {
|
|
modelProps.link_url = mediaFrameProps.postUrl || mediaFrameProps.linkUrl;
|
|
} else if ( 'file' === mediaFrameProps.link ) {
|
|
modelProps.link_url = mediaFrameProps.url;
|
|
}
|
|
|
|
// Because some media frames use `id` instead of `attachment_id`.
|
|
if ( ! mediaFrameProps.attachment_id && mediaFrameProps.id ) {
|
|
modelProps.attachment_id = mediaFrameProps.id;
|
|
}
|
|
|
|
if ( mediaFrameProps.url ) {
|
|
extension = mediaFrameProps.url.replace( /#.*$/, '' ).replace( /\?.*$/, '' ).split( '.' ).pop().toLowerCase();
|
|
if ( extension in control.model.schema ) {
|
|
modelProps[ extension ] = mediaFrameProps.url;
|
|
}
|
|
}
|
|
|
|
// Always omit the titles derived from mediaFrameProps.
|
|
return _.omit( modelProps, 'title' );
|
|
},
|
|
|
|
/**
|
|
* Map model props to media frame props.
|
|
*
|
|
* @param {Object} modelProps - Model props.
|
|
* @returns {Object} Media frame props.
|
|
*/
|
|
mapModelToMediaFrameProps: function mapModelToMediaFrameProps( modelProps ) {
|
|
var control = this, mediaFrameProps = {};
|
|
|
|
_.each( modelProps, function( value, modelProp ) {
|
|
var fieldSchema = control.model.schema[ modelProp ] || {};
|
|
mediaFrameProps[ fieldSchema.media_prop || modelProp ] = value;
|
|
});
|
|
|
|
// Some media frames use attachment_id.
|
|
mediaFrameProps.attachment_id = mediaFrameProps.id;
|
|
|
|
if ( 'custom' === mediaFrameProps.size ) {
|
|
mediaFrameProps.customWidth = control.model.get( 'width' );
|
|
mediaFrameProps.customHeight = control.model.get( 'height' );
|
|
}
|
|
|
|
return mediaFrameProps;
|
|
},
|
|
|
|
/**
|
|
* Map model props to previewTemplateProps.
|
|
*
|
|
* @returns {Object} Preview Template Props.
|
|
*/
|
|
mapModelToPreviewTemplateProps: function mapModelToPreviewTemplateProps() {
|
|
var control = this, previewTemplateProps = {};
|
|
_.each( control.model.schema, function( value, prop ) {
|
|
if ( ! value.hasOwnProperty( 'should_preview_update' ) || value.should_preview_update ) {
|
|
previewTemplateProps[ prop ] = control.model.get( prop );
|
|
}
|
|
});
|
|
|
|
// Templates need to be aware of the error.
|
|
previewTemplateProps.error = control.model.get( 'error' );
|
|
return previewTemplateProps;
|
|
},
|
|
|
|
/**
|
|
* Open the media frame to modify the selected item.
|
|
*
|
|
* @abstract
|
|
* @returns {void}
|
|
*/
|
|
editMedia: function editMedia() {
|
|
throw new Error( 'editMedia not implemented' );
|
|
}
|
|
});
|
|
|
|
/**
|
|
* Media widget model.
|
|
*
|
|
* @class MediaWidgetModel
|
|
* @constructor
|
|
*/
|
|
component.MediaWidgetModel = Backbone.Model.extend({
|
|
|
|
/**
|
|
* Id attribute.
|
|
*
|
|
* @type {string}
|
|
*/
|
|
idAttribute: 'widget_id',
|
|
|
|
/**
|
|
* Instance schema.
|
|
*
|
|
* This adheres to JSON Schema and subclasses should have their schema
|
|
* exported from PHP to JS such as is done in WP_Widget_Media_Image::enqueue_admin_scripts().
|
|
*
|
|
* @type {Object.<string, Object>}
|
|
*/
|
|
schema: {
|
|
title: {
|
|
type: 'string',
|
|
'default': ''
|
|
},
|
|
attachment_id: {
|
|
type: 'integer',
|
|
'default': 0
|
|
},
|
|
url: {
|
|
type: 'string',
|
|
'default': ''
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Get default attribute values.
|
|
*
|
|
* @returns {Object} Mapping of property names to their default values.
|
|
*/
|
|
defaults: function() {
|
|
var defaults = {};
|
|
_.each( this.schema, function( fieldSchema, field ) {
|
|
defaults[ field ] = fieldSchema['default'];
|
|
});
|
|
return defaults;
|
|
},
|
|
|
|
/**
|
|
* Set attribute value(s).
|
|
*
|
|
* This is a wrapped version of Backbone.Model#set() which allows us to
|
|
* cast the attribute values from the hidden inputs' string values into
|
|
* the appropriate data types (integers or booleans).
|
|
*
|
|
* @param {string|Object} key - Attribute name or attribute pairs.
|
|
* @param {mixed|Object} [val] - Attribute value or options object.
|
|
* @param {Object} [options] - Options when attribute name and value are passed separately.
|
|
* @returns {wp.mediaWidgets.MediaWidgetModel} This model.
|
|
*/
|
|
set: function set( key, val, options ) {
|
|
var model = this, attrs, opts, castedAttrs; // eslint-disable-line consistent-this
|
|
if ( null === key ) {
|
|
return model;
|
|
}
|
|
if ( 'object' === typeof key ) {
|
|
attrs = key;
|
|
opts = val;
|
|
} else {
|
|
attrs = {};
|
|
attrs[ key ] = val;
|
|
opts = options;
|
|
}
|
|
|
|
castedAttrs = {};
|
|
_.each( attrs, function( value, name ) {
|
|
var type;
|
|
if ( ! model.schema[ name ] ) {
|
|
castedAttrs[ name ] = value;
|
|
return;
|
|
}
|
|
type = model.schema[ name ].type;
|
|
if ( 'array' === type ) {
|
|
castedAttrs[ name ] = value;
|
|
if ( ! _.isArray( castedAttrs[ name ] ) ) {
|
|
castedAttrs[ name ] = castedAttrs[ name ].split( /,/ ); // Good enough for parsing an ID list.
|
|
}
|
|
if ( model.schema[ name ].items && 'integer' === model.schema[ name ].items.type ) {
|
|
castedAttrs[ name ] = _.filter(
|
|
_.map( castedAttrs[ name ], function( id ) {
|
|
return parseInt( id, 10 );
|
|
},
|
|
function( id ) {
|
|
return 'number' === typeof id;
|
|
}
|
|
) );
|
|
}
|
|
} else if ( 'integer' === type ) {
|
|
castedAttrs[ name ] = parseInt( value, 10 );
|
|
} else if ( 'boolean' === type ) {
|
|
castedAttrs[ name ] = ! ( ! value || '0' === value || 'false' === value );
|
|
} else {
|
|
castedAttrs[ name ] = value;
|
|
}
|
|
});
|
|
|
|
return Backbone.Model.prototype.set.call( this, castedAttrs, opts );
|
|
},
|
|
|
|
/**
|
|
* Get props which are merged on top of the model when an embed is chosen (as opposed to an attachment).
|
|
*
|
|
* @returns {Object} Reset/override props.
|
|
*/
|
|
getEmbedResetProps: function getEmbedResetProps() {
|
|
return {
|
|
id: 0
|
|
};
|
|
}
|
|
});
|
|
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/**
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* Collection of all widget model instances.
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*
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* @type {Backbone.Collection}
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*/
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component.modelCollection = new ( Backbone.Collection.extend({
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model: component.MediaWidgetModel
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}) )();
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/**
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* Mapping of widget ID to instances of MediaWidgetControl subclasses.
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*
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* @type {Object.<string, wp.mediaWidgets.MediaWidgetControl>}
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*/
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component.widgetControls = {};
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/**
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* Handle widget being added or initialized for the first time at the widget-added event.
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*
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* @param {jQuery.Event} event - Event.
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* @param {jQuery} widgetContainer - Widget container element.
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* @returns {void}
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*/
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component.handleWidgetAdded = function handleWidgetAdded( event, widgetContainer ) {
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var fieldContainer, syncContainer, widgetForm, idBase, ControlConstructor, ModelConstructor, modelAttributes, widgetControl, widgetModel, widgetId, animatedCheckDelay = 50, renderWhenAnimationDone;
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widgetForm = widgetContainer.find( '> .widget-inside > .form, > .widget-inside > form' ); // Note: '.form' appears in the customizer, whereas 'form' on the widgets admin screen.
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idBase = widgetForm.find( '> .id_base' ).val();
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widgetId = widgetForm.find( '> .widget-id' ).val();
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// Prevent initializing already-added widgets.
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if ( component.widgetControls[ widgetId ] ) {
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return;
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}
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ControlConstructor = component.controlConstructors[ idBase ];
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if ( ! ControlConstructor ) {
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return;
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}
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ModelConstructor = component.modelConstructors[ idBase ] || component.MediaWidgetModel;
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/*
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* Create a container element for the widget control (Backbone.View).
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* This is inserted into the DOM immediately before the .widget-content
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* element because the contents of this element are essentially "managed"
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* by PHP, where each widget update cause the entire element to be emptied
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* and replaced with the rendered output of WP_Widget::form() which is
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* sent back in Ajax request made to save/update the widget instance.
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* To prevent a "flash of replaced DOM elements and re-initialized JS
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* components", the JS template is rendered outside of the normal form
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* container.
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*/
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fieldContainer = $( '<div></div>' );
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syncContainer = widgetContainer.find( '.widget-content:first' );
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syncContainer.before( fieldContainer );
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/*
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* Sync the widget instance model attributes onto the hidden inputs that widgets currently use to store the state.
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* In the future, when widgets are JS-driven, the underlying widget instance data should be exposed as a model
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* from the start, without having to sync with hidden fields. See <https://core.trac.wordpress.org/ticket/33507>.
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*/
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modelAttributes = {};
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syncContainer.find( '.media-widget-instance-property' ).each( function() {
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var input = $( this );
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modelAttributes[ input.data( 'property' ) ] = input.val();
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});
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modelAttributes.widget_id = widgetId;
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widgetModel = new ModelConstructor( modelAttributes );
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widgetControl = new ControlConstructor({
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el: fieldContainer,
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syncContainer: syncContainer,
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model: widgetModel
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});
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/*
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* Render the widget once the widget parent's container finishes animating,
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* as the widget-added event fires with a slideDown of the container.
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* This ensures that the container's dimensions are fixed so that ME.js
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* can initialize with the proper dimensions.
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*/
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renderWhenAnimationDone = function() {
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if ( ! widgetContainer.hasClass( 'open' ) ) {
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setTimeout( renderWhenAnimationDone, animatedCheckDelay );
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} else {
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widgetControl.render();
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}
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};
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renderWhenAnimationDone();
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/*
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* Note that the model and control currently won't ever get garbage-collected
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* when a widget gets removed/deleted because there is no widget-removed event.
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*/
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component.modelCollection.add( [ widgetModel ] );
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component.widgetControls[ widgetModel.get( 'widget_id' ) ] = widgetControl;
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};
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/**
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* Setup widget in accessibility mode.
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*
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* @returns {void}
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*/
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component.setupAccessibleMode = function setupAccessibleMode() {
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var widgetForm, widgetId, idBase, widgetControl, ControlConstructor, ModelConstructor, modelAttributes, fieldContainer, syncContainer;
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widgetForm = $( '.editwidget > form' );
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if ( 0 === widgetForm.length ) {
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return;
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}
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idBase = widgetForm.find( '> .widget-control-actions > .id_base' ).val();
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ControlConstructor = component.controlConstructors[ idBase ];
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if ( ! ControlConstructor ) {
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return;
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}
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widgetId = widgetForm.find( '> .widget-control-actions > .widget-id' ).val();
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ModelConstructor = component.modelConstructors[ idBase ] || component.MediaWidgetModel;
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fieldContainer = $( '<div></div>' );
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syncContainer = widgetForm.find( '> .widget-inside' );
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syncContainer.before( fieldContainer );
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modelAttributes = {};
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syncContainer.find( '.media-widget-instance-property' ).each( function() {
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var input = $( this );
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modelAttributes[ input.data( 'property' ) ] = input.val();
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});
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modelAttributes.widget_id = widgetId;
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widgetControl = new ControlConstructor({
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el: fieldContainer,
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syncContainer: syncContainer,
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model: new ModelConstructor( modelAttributes )
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});
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component.modelCollection.add( [ widgetControl.model ] );
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component.widgetControls[ widgetControl.model.get( 'widget_id' ) ] = widgetControl;
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widgetControl.render();
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};
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/**
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* Sync widget instance data sanitized from server back onto widget model.
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*
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* This gets called via the 'widget-updated' event when saving a widget from
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* the widgets admin screen and also via the 'widget-synced' event when making
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* a change to a widget in the customizer.
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*
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* @param {jQuery.Event} event - Event.
|
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* @param {jQuery} widgetContainer - Widget container element.
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* @returns {void}
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*/
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component.handleWidgetUpdated = function handleWidgetUpdated( event, widgetContainer ) {
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var widgetForm, widgetContent, widgetId, widgetControl, attributes = {};
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widgetForm = widgetContainer.find( '> .widget-inside > .form, > .widget-inside > form' );
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widgetId = widgetForm.find( '> .widget-id' ).val();
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widgetControl = component.widgetControls[ widgetId ];
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if ( ! widgetControl ) {
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return;
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}
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// Make sure the server-sanitized values get synced back into the model.
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widgetContent = widgetForm.find( '> .widget-content' );
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widgetContent.find( '.media-widget-instance-property' ).each( function() {
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var property = $( this ).data( 'property' );
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attributes[ property ] = $( this ).val();
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});
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// Suspend syncing model back to inputs when syncing from inputs to model, preventing infinite loop.
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widgetControl.stopListening( widgetControl.model, 'change', widgetControl.syncModelToInputs );
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widgetControl.model.set( attributes );
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widgetControl.listenTo( widgetControl.model, 'change', widgetControl.syncModelToInputs );
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};
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/**
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* Initialize functionality.
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*
|
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* This function exists to prevent the JS file from having to boot itself.
|
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* When WordPress enqueues this script, it should have an inline script
|
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* attached which calls wp.mediaWidgets.init().
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*
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* @returns {void}
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*/
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component.init = function init() {
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var $document = $( document );
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$document.on( 'widget-added', component.handleWidgetAdded );
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$document.on( 'widget-synced widget-updated', component.handleWidgetUpdated );
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/*
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* Manually trigger widget-added events for media widgets on the admin
|
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* screen once they are expanded. The widget-added event is not triggered
|
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* for each pre-existing widget on the widgets admin screen like it is
|
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* on the customizer. Likewise, the customizer only triggers widget-added
|
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* when the widget is expanded to just-in-time construct the widget form
|
|
* when it is actually going to be displayed. So the following implements
|
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* the same for the widgets admin screen, to invoke the widget-added
|
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* handler when a pre-existing media widget is expanded.
|
|
*/
|
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$( function initializeExistingWidgetContainers() {
|
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var widgetContainers;
|
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if ( 'widgets' !== window.pagenow ) {
|
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return;
|
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}
|
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widgetContainers = $( '.widgets-holder-wrap:not(#available-widgets)' ).find( 'div.widget' );
|
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widgetContainers.one( 'click.toggle-widget-expanded', function toggleWidgetExpanded() {
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var widgetContainer = $( this );
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component.handleWidgetAdded( new jQuery.Event( 'widget-added' ), widgetContainer );
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});
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// Accessibility mode.
|
|
$( window ).on( 'load', function() {
|
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component.setupAccessibleMode();
|
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});
|
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});
|
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};
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return component;
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|
})( jQuery );
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