155 lines
3.8 KiB
JavaScript
155 lines
3.8 KiB
JavaScript
(function( window, $, settings ) {
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if ( ! ( 'addEventListener' in window ) ) {
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// Fail gracefully in unsupported browsers.
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return;
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}
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function wpCustomHeader() {
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var handlers = {
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nativeVideo: {
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test: function( settings ) {
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var video = document.createElement( 'video' );
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return video.canPlayType( settings.mimeType );
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},
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callback: nativeHandler
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},
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youtube: {
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test: function( settings ) {
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return 'video/x-youtube' === settings.mimeType;
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},
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callback: youtubeHandler
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}
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};
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function initialize() {
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settings.container = document.getElementById( 'wp-custom-header' );
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if ( supportsVideo() ) {
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for ( var id in handlers ) {
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var handler = handlers[ id ];
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if ( handlers.hasOwnProperty( id ) && handler.test( settings ) ) {
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handler.callback( settings );
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break;
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}
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}
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$( 'body' ).trigger( 'wp-custom-header-video-loaded' );
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}
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}
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function supportsVideo() {
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// Don't load video on small screens. @todo: consider bandwidth and other factors.
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if ( window.innerWidth < settings.minWidth || window.innerHeight < settings.minHeight ) {
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return false;
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}
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return true;
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}
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return {
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handlers: handlers,
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initialize: initialize,
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supportsVideo: supportsVideo
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};
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}
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function nativeHandler( settings ) {
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var video = document.createElement( 'video' );
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video.id = 'wp-custom-header-video';
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video.autoplay = 'autoplay';
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video.loop = 'loop';
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video.muted = 'muted';
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video.width = settings.width;
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video.height = settings.height;
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video.addEventListener( 'click', function() {
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if ( video.paused ) {
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video.play();
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} else {
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video.pause();
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}
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});
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settings.container.innerHTML = '';
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settings.container.appendChild( video );
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video.src = settings.videoUrl;
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}
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function youtubeHandler( settings ) {
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// @link http://stackoverflow.com/a/27728417
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var VIDEO_ID_REGEX = /^.*(?:(?:youtu\.be\/|v\/|vi\/|u\/\w\/|embed\/)|(?:(?:watch)?\?v(?:i)?=|\&v(?:i)?=))([^#\&\?]*).*/,
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videoId = settings.videoUrl.match( VIDEO_ID_REGEX )[1];
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function loadVideo() {
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var YT = window.YT || {};
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YT.ready(function() {
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var video = document.createElement( 'div' );
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video.id = 'wp-custom-header-video';
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settings.container.innerHTML = '';
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settings.container.appendChild( video );
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new YT.Player( video, {
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height: settings.height,
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width: settings.width,
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videoId: videoId,
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events: {
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onReady: function( e ) {
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e.target.mute();
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},
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onStateChange: function( e ) {
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if ( YT.PlayerState.ENDED === e.data ) {
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e.target.playVideo();
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}
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}
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},
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playerVars: {
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autoplay: 1,
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controls: 0,
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disablekb: 1,
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fs: 0,
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iv_load_policy: 3,
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loop: 1,
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modestbranding: 1,
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//origin: '',
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playsinline: 1,
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rel: 0,
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showinfo: 0
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}
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});
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});
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}
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if ( 'YT' in window ) {
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loadVideo();
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} else {
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var tag = document.createElement( 'script' );
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tag.src = 'https://www.youtube.com/player_api';
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tag.onload = function () { loadVideo(); };
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document.getElementsByTagName( 'head' )[0].appendChild( tag );
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}
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}
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window.wp = window.wp || {};
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window.wp.customHeader = new wpCustomHeader();
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document.addEventListener( 'DOMContentLoaded', window.wp.customHeader.initialize, false );
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if ( 'customize' in window.wp ) {
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wp.customize.selectiveRefresh.bind( 'render-partials-response', function( response ) {
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if ( 'custom_header_settings' in response ) {
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settings = response.custom_header_settings;
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}
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});
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wp.customize.selectiveRefresh.bind( 'partial-content-rendered', function( placement ) {
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if ( 'custom_header' === placement.partial.id ) {
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window.wp.customHeader.initialize();
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}
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});
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}
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})( window, jQuery, window._wpCustomHeaderSettings || {} );
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