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/* 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 = jQuery.ajax({
url: wp.media.view.settings.oEmbedProxyUrl,
data: {
url: control.model.get( 'url' ),
maxwidth: control.model.get( 'width' ),
maxheight: control.model.get( 'height' ),
_wpnonce: wp.media.view.settings.nonce.wpRestApi,
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.
*
* @param {String} url - Video url.
* @returns {boolean} Whether url is a supported video host.
*/
isHostedVideo: function isHostedVideo( url ) {
var parsedUrl = document.createElement( 'a' );
parsedUrl.href = url;
return /vimeo|youtu\.?be/.test( parsedUrl.host );
},
/**
* Render preview.
*
* @returns {void}
*/
renderPreview: function renderPreview() {
var control = this, previewContainer, previewTemplate, attachmentId, attachmentUrl, poster, isHostedEmbed = false, mime, error;
attachmentId = control.model.get( 'attachment_id' );
attachmentUrl = control.model.get( 'url' );
error = control.model.get( 'error' );
if ( ! attachmentId && ! attachmentUrl ) {
return;
}
if ( ! attachmentId && attachmentUrl ) {
isHostedEmbed = control.isHostedVideo( attachmentUrl );
}
if ( isHostedEmbed ) {
control.fetchEmbed();
poster = control.oembedResponses[ attachmentUrl ] ? control.oembedResponses[ attachmentUrl ].thumbnail_url : null;
}
// 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';
}
}
previewContainer = control.$el.find( '.media-widget-preview' );
previewTemplate = wp.template( 'wp-media-widget-video-preview' );
previewContainer.html( previewTemplate({
model: {
attachment_id: control.model.get( 'attachment_id' ),
src: attachmentUrl,
poster: poster
},
is_hosted_embed: isHostedEmbed,
error: error
}));
wp.mediaelement.initialize();
},
/**
* Open the media image-edit frame to modify the selected item.
*
* @returns {void}
*/
editMedia: function editMedia() {
var control = this, mediaFrame, metadata, updateCallback;
metadata = control.mapModelToMediaFrameProps( control.model.toJSON() );
// Set up the media frame.
mediaFrame = new VideoDetailsMediaFrame({
frame: 'video',
state: 'video-details',
metadata: metadata
});
wp.media.frame = mediaFrame;
mediaFrame.$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 );