wp/wp-admin/js/widgets/media-video-widget.js
changeset 7 cf61fcea0001
child 9 177826044cd9
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-admin/js/widgets/media-video-widget.js	Mon Oct 14 17:39:30 2019 +0200
@@ -0,0 +1,250 @@
+/* eslint consistent-this: [ "error", "control" ] */
+(function( component ) {
+	'use strict';
+
+	var VideoWidgetModel, VideoWidgetControl, VideoDetailsMediaFrame;
+
+	/**
+	 * Custom video details frame that removes the replace-video state.
+	 *
+	 * @class VideoDetailsMediaFrame
+	 * @constructor
+	 */
+	VideoDetailsMediaFrame = wp.media.view.MediaFrame.VideoDetails.extend({
+
+		/**
+		 * Create the default states.
+		 *
+		 * @returns {void}
+		 */
+		createStates: function createStates() {
+			this.states.add([
+				new wp.media.controller.VideoDetails({
+					media: this.media
+				}),
+
+				new wp.media.controller.MediaLibrary({
+					type: 'video',
+					id: 'add-video-source',
+					title: wp.media.view.l10n.videoAddSourceTitle,
+					toolbar: 'add-video-source',
+					media: this.media,
+					menu: false
+				}),
+
+				new wp.media.controller.MediaLibrary({
+					type: 'text',
+					id: 'add-track',
+					title: wp.media.view.l10n.videoAddTrackTitle,
+					toolbar: 'add-track',
+					media: this.media,
+					menu: 'video-details'
+				})
+			]);
+		}
+	});
+
+	/**
+	 * Video widget model.
+	 *
+	 * See WP_Widget_Video::enqueue_admin_scripts() for amending prototype from PHP exports.
+	 *
+	 * @class VideoWidgetModel
+	 * @constructor
+	 */
+	VideoWidgetModel = component.MediaWidgetModel.extend({});
+
+	/**
+	 * Video widget control.
+	 *
+	 * See WP_Widget_Video::enqueue_admin_scripts() for amending prototype from PHP exports.
+	 *
+	 * @class VideoWidgetControl
+	 * @constructor
+	 */
+	VideoWidgetControl = component.MediaWidgetControl.extend({
+
+		/**
+		 * Show display settings.
+		 *
+		 * @type {boolean}
+		 */
+		showDisplaySettings: false,
+
+		/**
+		 * Cache of oembed responses.
+		 *
+		 * @type {Object}
+		 */
+		oembedResponses: {},
+
+		/**
+		 * 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;
+			mediaFrameProps = component.MediaWidgetControl.prototype.mapModelToMediaFrameProps.call( control, modelProps );
+			mediaFrameProps.link = 'embed';
+			return mediaFrameProps;
+		},
+
+		/**
+		 * Fetches embed data for external videos.
+		 *
+		 * @returns {void}
+		 */
+		fetchEmbed: function fetchEmbed() {
+			var control = this, url;
+			url = control.model.get( 'url' );
+
+			// If we already have a local cache of the embed response, return.
+			if ( control.oembedResponses[ url ] ) {
+				return;
+			}
+
+			// If there is an in-flight embed request, abort it.
+			if ( control.fetchEmbedDfd && 'pending' === control.fetchEmbedDfd.state() ) {
+				control.fetchEmbedDfd.abort();
+			}
+
+			control.fetchEmbedDfd = wp.apiRequest({
+				url: wp.media.view.settings.oEmbedProxyUrl,
+				data: {
+					url: control.model.get( 'url' ),
+					maxwidth: control.model.get( 'width' ),
+					maxheight: control.model.get( 'height' ),
+					discover: false
+				},
+				type: 'GET',
+				dataType: 'json',
+				context: control
+			});
+
+			control.fetchEmbedDfd.done( function( response ) {
+				control.oembedResponses[ url ] = response;
+				control.renderPreview();
+			});
+
+			control.fetchEmbedDfd.fail( function() {
+				control.oembedResponses[ url ] = null;
+			});
+		},
+
+		/**
+		 * Whether a url is a supported external host.
+		 *
+		 * @deprecated since 4.9.
+		 *
+		 * @returns {boolean} Whether url is a supported video host.
+		 */
+		isHostedVideo: function isHostedVideo() {
+			return true;
+		},
+
+		/**
+		 * Render preview.
+		 *
+		 * @returns {void}
+		 */
+		renderPreview: function renderPreview() {
+			var control = this, previewContainer, previewTemplate, attachmentId, attachmentUrl, poster, html = '', isOEmbed = false, mime, error, urlParser, matches;
+			attachmentId = control.model.get( 'attachment_id' );
+			attachmentUrl = control.model.get( 'url' );
+			error = control.model.get( 'error' );
+
+			if ( ! attachmentId && ! attachmentUrl ) {
+				return;
+			}
+
+			// Verify the selected attachment mime is supported.
+			mime = control.selectedAttachment.get( 'mime' );
+			if ( mime && attachmentId ) {
+				if ( ! _.contains( _.values( wp.media.view.settings.embedMimes ), mime ) ) {
+					error = 'unsupported_file_type';
+				}
+			} else if ( ! attachmentId ) {
+				urlParser = document.createElement( 'a' );
+				urlParser.href = attachmentUrl;
+				matches = urlParser.pathname.toLowerCase().match( /\.(\w+)$/ );
+				if ( matches ) {
+					if ( ! _.contains( _.keys( wp.media.view.settings.embedMimes ), matches[1] ) ) {
+						error = 'unsupported_file_type';
+					}
+				} else {
+					isOEmbed = true;
+				}
+			}
+
+			if ( isOEmbed ) {
+				control.fetchEmbed();
+				if ( control.oembedResponses[ attachmentUrl ] ) {
+					poster = control.oembedResponses[ attachmentUrl ].thumbnail_url;
+					html = control.oembedResponses[ attachmentUrl ].html.replace( /\swidth="\d+"/, ' width="100%"' ).replace( /\sheight="\d+"/, '' );
+				}
+			}
+
+			previewContainer = control.$el.find( '.media-widget-preview' );
+			previewTemplate = wp.template( 'wp-media-widget-video-preview' );
+
+			previewContainer.html( previewTemplate({
+				model: {
+					attachment_id: attachmentId,
+					html: html,
+					src: attachmentUrl,
+					poster: poster
+				},
+				is_oembed: isOEmbed,
+				error: error
+			}));
+			wp.mediaelement.initialize();
+		},
+
+		/**
+		 * Open the media image-edit frame to modify the selected item.
+		 *
+		 * @returns {void}
+		 */
+		editMedia: function editMedia() {
+			var control = this, mediaFrame, metadata, updateCallback;
+
+			metadata = control.mapModelToMediaFrameProps( control.model.toJSON() );
+
+			// Set up the media frame.
+			mediaFrame = new VideoDetailsMediaFrame({
+				frame: 'video',
+				state: 'video-details',
+				metadata: metadata
+			});
+			wp.media.frame = mediaFrame;
+			mediaFrame.$el.addClass( 'media-widget' );
+
+			updateCallback = function( mediaFrameProps ) {
+
+				// Update cached attachment object to avoid having to re-fetch. This also triggers re-rendering of preview.
+				control.selectedAttachment.set( mediaFrameProps );
+
+				control.model.set( _.extend(
+					_.omit( control.model.defaults(), 'title' ),
+					control.mapMediaToModelProps( mediaFrameProps ),
+					{ error: false }
+				) );
+			};
+
+			mediaFrame.state( 'video-details' ).on( 'update', updateCallback );
+			mediaFrame.state( 'replace-video' ).on( 'replace', updateCallback );
+			mediaFrame.on( 'close', function() {
+				mediaFrame.detach();
+			});
+
+			mediaFrame.open();
+		}
+	});
+
+	// Exports.
+	component.controlConstructors.media_video = VideoWidgetControl;
+	component.modelConstructors.media_video = VideoWidgetModel;
+
+})( wp.mediaWidgets );