380 lines
16 KiB
JavaScript
380 lines
16 KiB
JavaScript
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/*
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* AnythingSlider Video Controller 1.3 beta for AnythingSlider v1.6+
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* By Rob Garrison (aka Mottie & Fudgey)
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* Dual licensed under the MIT and GPL licenses.
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*/
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(function($) {
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$.fn.anythingSliderVideo = function(options){
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//Set the default values, use comma to separate the settings, example:
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var defaults = {
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videoID : 'asvideo' // id prefix
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};
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return this.each(function(){
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// make sure a AnythingSlider is attached
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var video, tmp, service, sel, base = $(this).data('AnythingSlider');
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if (!base) { return; }
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video = base.video = {};
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// Next update, I may just force users to call the video extension instead of it auto-running on window load
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// then they can change the video options in that call instead of the base defaults, and maybe prevent the
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// videos being initialized twice on startup (once as a regular video and second time with the API string)
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video.options = $.extend({}, defaults, options);
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// check if SWFObject is loaded
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video.hasSwfo = (typeof(swfobject) !== 'undefined' && swfobject.hasOwnProperty('embedSWF') && typeof(swfobject.embedSWF) === 'function') ? true : false;
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video.list = {};
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video.hasVid = false;
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video.hasEmbed = false;
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video.services = $.fn.anythingSliderVideo.services;
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video.len = 0; // used to add a unique ID to videos "asvideo#"
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video.hasEmbedCount = 0;
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video.hasiframeCount = 0;
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video.$items = base.$items.filter(':not(.cloned)');
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// find and save all known videos
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for (service in video.services) {
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if (typeof(service) === 'string') {
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sel = video.services[service].selector;
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video.$items.find(sel).each(function(){
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tmp = $(this);
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// save panel and video selector in the list
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tmp.attr('id', video.options.videoID + video.len);
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video.list[video.len] = {
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id : video.options.videoID + video.len++,
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panel : tmp.closest('.panel')[0],
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service : service,
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selector : sel,
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status : -1 // YouTube uses -1 to mean the video is unstarted
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};
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video.hasVid = true;
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if (sel.match('embed|object')) {
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video.hasEmbed = true;
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video.hasEmbedCount++;
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} else if (sel.match('iframe')) {
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video.hasiframeCount++;
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}
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});
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}
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}
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// Initialize each video, as needed
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$.each(video.list, function(i,s){
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// s.id = ID, s.panel = slider panel (DOM), s.selector = 'jQuery selector'
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var tmp, $tar, vidsrc, opts,
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$vid = $(s.panel).find(s.selector),
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service = video.services[s.service],
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api = service.initAPI || '';
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// Initialize embeded video javascript api using SWFObject, if loaded
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if (video.hasEmbed && video.hasSwfo && s.selector.match('embed|object')) {
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$vid.each(function(){
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// Older IE doesn't have an object - just make sure we are wrapping the correct element
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$tar = ($(this).parent()[0].tagName === 'OBJECT') ? $(this).parent() : $(this);
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vidsrc = ($tar[0].tagName === 'EMBED') ? $tar.attr('src') : $tar.find('embed').attr('src') || $tar.children().filter('[name=movie]').attr('value');
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opts = $.extend(true, {}, {
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flashvars : null,
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params : { allowScriptAccess: 'always', wmode : base.options.addWmodeToObject, allowfullscreen : true },
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attr : { 'class' : $tar.attr('class'), 'style' : $tar.attr('style'), 'data-url' : vidsrc }
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}, service.embedOpts);
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$tar.wrap('<div id="' + s.id + '"></div>');
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// use SWFObject if it exists, it replaces the wrapper with the object/embed
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swfobject.embedSWF(vidsrc + (api === '' ? '': api + s.id), s.id,
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$tar.attr('width'), $tar.attr('height'), '10', null,
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opts.flashvars, opts.params, opts.attr, function(){
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// run init code if it exists
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if (service.hasOwnProperty('init')) {
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video.list[i].player = service.init(base, s.id, i);
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}
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if (i >= video.hasEmbedCount) {
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base.$el.trigger('swf_completed', base); // swf callback
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}
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}
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);
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});
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} else if (s.selector.match('iframe')) {
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$vid.each(function(i,v){
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vidsrc = $(this).attr('src');
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tmp = (vidsrc.match(/\?/g) ? '' : '?') + '&wmode=' + base.options.addWmodeToObject; // string connector & wmode
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$(this).attr('src', function(i,r){ return r + tmp + (api === '' ? '': api + s.id); });
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});
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}
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});
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// Returns URL parameter; url: http://www.somesite.com?name=hello&id=11111
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// Original code from Netlobo.com (http://www.netlobo.com/url_query_string_javascript.html)
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video.gup = function(n,s){
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n = n.replace(/[\[]/,"\\[").replace(/[\]]/,"\\]");
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var p = (new RegExp("[\\?&]"+n+"=([^&#]*)")).exec(s || window.location.href);
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return (p===null) ? "" : p[1];
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};
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// postMessage to iframe - http://benalman.com/projects/jquery-postmessage-plugin/ (FOR IE7)
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video.postMsg = function(data, vid){
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var $vid = $('#' + vid);
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if ($vid.length){
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$vid[0].contentWindow.postMessage(data, $vid.attr('src').split('?')[0]);
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}
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};
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// receive message from iframe
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// no way to figure out which iframe since the message is from the window
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video.message = function(e){
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if (e.data) {
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if (/infoDelivery/g.test(e.data)) { return; } // ignore youtube video loading spam
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var data = $.parseJSON(e.data);
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$.each(video.list, function(i,s){
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if (video.services[video.list[i].service].hasOwnProperty('message')) {
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video.services[video.list[i].service].message(base, data);
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}
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});
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}
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};
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// toDO = 'cont', 'pause' or 'isPlaying'
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video.control = function(toDo){
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var i,
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s = video.list,
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slide = (toDo === 'pause') ? base.$lastPage[0] : base.$currentPage[0],
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isPlaying = false;
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for (i=0; i < video.len; i++){
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if (s[i].panel === slide && video.services[s[i].service].hasOwnProperty(toDo)){
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isPlaying = video.services[s[i].service][toDo](base, s[i].id, i);
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}
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}
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return isPlaying;
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};
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// iframe event listener
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if (video.hasiframeCount){
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if (window.addEventListener){
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window.addEventListener('message', video.message, false);
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} else { // IE
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window.attachEvent('onmessage', video.message, false);
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}
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}
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// bind to events
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base.$el
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.bind('slide_init', function(){
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video.control('pause');
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})
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.bind('slide_complete', function(){
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video.control('cont');
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});
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base.options.isVideoPlaying = function(){ return video.control('isPlaying'); };
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});
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};
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/* Each video service is set up as follows
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* service-name : {
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* // initialization
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* selector : 'object[data-url*=service], embed[src*=service]', // required: jQuery selector used to find the video ('video' or 'iframe[src*=service]' are other examples)
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* initAPI : 'string added to the URL to initialize the API', // optional: the string must end with a parameter pointing to the video id (e.g. "&player_id=")
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* embedOpts : { flashvars: {}, params: {}, attr: {} }, // optional: add any required flashvars, parameters or attributes to initialize the API
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* // video startup functions
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* init : function(base, vid, index){ }, // optional: include any additional initialization code here; function called AFTER the embeded video is added using SWFObject
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* // required functions
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* cont : function(base, vid, index){ }, // required: continue play if video was previously played
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* pause : function(base, vid, index){ }, // required: pause ALL videos
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* message : function(base, data){ }, // required for iframe: process data received from iframe and update the video status for the "isPlaying" function
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* isPlaying : function(base, vid, index){ } // required: return true if video is playing and return false if not playing (paused or ended)
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* }
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*
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* Function variables
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* base (object) = plugin base, all video values/functions are stored in base.video
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* vid (string) is the ID of the video: vid = "asvideo1"; so jQuery needs a "#" in front... "#" + videoID option default ("asvideo") + index (e.g. "1"); each video matching a service will have a unquie vid
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* index (number) is the unique video number from the vid (starts from zero)
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*
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* var list = base.video.list[index]; list will contain:
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* list.id = vid
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* list.service = service name (e.g. 'video', 'vimeo1', 'vimeo2', etc)
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* list.selector = 'jQuery selector' (e.g. 'video', 'object[data-url*=vimeo]', 'iframe[src*=vimeo]', etc)
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* list.panel = AnythingSlider panel DOM object. So you can target the video using $(list[index].panel).find(list[index].service) or $('#' + vid)
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* list.status = video status, updated by the iframe event listeners added in the video service "ready" function; see examples below
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*/
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$.fn.anythingSliderVideo.services = {
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// *** HTML5 video ***
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video : {
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selector : 'video',
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cont : function(base, vid, index){
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var $vid = $('#' + vid);
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if ($vid.length && $vid[0].paused && $vid[0].currentTime > 0 && !$vid[0].ended) {
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$vid[0].play();
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}
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},
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pause : function(base, vid){
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// pause ALL videos on the page
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$('video').each(function(){
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if (typeof(this.pause) !== 'undefined') { this.pause(); } // throws an error in older ie without this
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});
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},
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isPlaying : function(base, vid, index){
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var $vid = $('#' + vid);
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// media.paused seems to be the only way to determine if a video is playing
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return ($vid.length && typeof($vid[0].pause) !== 'undefined' && !$vid[0].paused && !$vid[0].ended) ? true : false;
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}
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},
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// *** Vimeo iframe *** isolated demo: http://jsfiddle.net/Mottie/GxwEX/
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vimeo1 : {
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selector : 'iframe[src*=vimeo]',
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initAPI : '&api=1&player_id=', // video ID added to the end
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cont : function(base, vid, index){
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if (base.options.resumeOnVisible && base.video.list[index].status === 'pause'){
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// Commands sent to the iframe originally had "JSON.stringify" applied to them,
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// but not all browsers support this, so it's just as easy to wrap it in quotes.
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base.video.postMsg('{"method":"play"}', vid);
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}
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},
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pause : function(base, vid){
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// pause ALL videos on the page
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$('iframe[src*=vimeo]').each(function(){
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base.video.postMsg('{"method":"pause"}', this.id);
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});
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},
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message : function(base, data){
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// *** VIMEO *** iframe uses data.player_id
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var index, vid = data.player_id || ''; // vid = data.player_id (unique to vimeo)
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if (vid !== ''){
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index = vid.replace(base.video.options.videoID, '');
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if (data.event === 'ready') {
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// Vimeo ready, add additional event listeners for video status
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base.video.postMsg('{"method":"addEventListener","value":"play"}', vid);
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base.video.postMsg('{"method":"addEventListener","value":"pause"}', vid);
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base.video.postMsg('{"method":"addEventListener","value":"finish"}', vid);
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}
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// update current status - vimeo puts it in data.event
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if (base.video.list[index]) { base.video.list[index].status = data.event; }
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}
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},
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isPlaying : function(base, vid, index){
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return (base.video.list[index].status === 'play') ? true : false;
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}
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},
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// *** Embeded Vimeo ***
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// SWFObject adds the url to the object data
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// using param as a selector, the script above looks for the parent if it sees "param"
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vimeo2 : {
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selector : 'object[data-url*=vimeo], embed[src*=vimeo]',
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embedOpts : { flashvars : { api : 1 } },
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cont : function(base, vid, index) {
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if (base.options.resumeOnVisible) {
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var $vid = $('#' + vid);
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// continue video if previously played & not finished (api_finish doesn't seem to exist) - duration can be a decimal number, so subtract it and look at the difference (2 seconds here)
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if (typeof($vid[0].api_play) === 'function' && $vid[0].api_paused() && $vid[0].api_getCurrentTime() !== 0 && ($vid[0].api_getDuration() - $vid[0].api_getCurrentTime()) > 2) {
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$vid[0].api_play();
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}
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}
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},
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pause : function(base, vid){
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// find ALL videos and pause them, just in case
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$('object[data-url*=vimeo], embed[src*=vimeo]').each(function(){
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var el = (this.tagName === 'EMBED') ? $(this).parent()[0] : this;
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if (typeof(el.api_pause) === 'function') {
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el.api_pause();
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}
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});
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},
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isPlaying : function(base, vid, index){
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var $vid = $('#' + vid);
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return (typeof($vid[0].api_paused) === 'function' && !$vid[0].api_paused()) ? true : false;
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}
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},
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// *** iframe YouTube *** isolated demo: http://jsfiddle.net/Mottie/qk5MY/
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youtube1 : {
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selector : 'iframe[src*=youtube]',
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// "iv_load_policy=3" should turn off annotations on init, but doesn't seem to
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initAPI : '&iv_load_policy=3&enablejsapi=1&playerapiid=',
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cont : function(base, vid, index){
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if (base.options.resumeOnVisible && base.video.list[index].status === 2){
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base.video.postMsg('{"event":"command","func":"playVideo"}', vid);
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}
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},
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pause : function(base, vid, index){
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// pause ALL videos on the page - in IE, pausing a video means it will continue when next seen =(
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$('iframe[src*=youtube]').each(function(){
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// if (this.id !== vid || (this.id === vid && base.video.list[index].status >= 0)) { // trying to fix the continue video problem; this only breaks it
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base.video.postMsg('{"event":"command","func":"pauseVideo"}', vid);
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// }
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});
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},
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message : function(base, data){
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if (data.event === 'infoDelivery') { return; } // ignore youtube video loading spam
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// *** YouTube *** iframe returns an embeded url (data.info.videoUrl) but no video id...
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if (data.info && data.info.videoUrl) {
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// figure out vid for youtube
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// data.info.videoURL = http://www.youtube.com/watch?v=###########&feature=player_embedded
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var url = base.video.gup('v', data.info.videoUrl), // end up with ###########, now find it
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v = $('iframe[src*=' + url + ']'), vid, index;
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// iframe src changes when watching related videos; so there is no way to tell which video has an update
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if (v.length) {
|
||
|
|
vid = v[0].id;
|
||
|
|
index = vid.replace(base.video.options.videoID, '');
|
||
|
|
// YouTube ready, add additional event listeners for video status. BUT this never fires off =(
|
||
|
|
// Fixing this may solve the continue problem
|
||
|
|
if (data.event === 'onReady') {
|
||
|
|
base.video.postMsg('{"event":"listening","func":"onStateChange"}', vid);
|
||
|
|
}
|
||
|
|
// Update status, so the "isPlaying" function can access it
|
||
|
|
if (data.event === 'onStateChange' && base.video.list[index]) {
|
||
|
|
// update list with current status; data.info.playerState = YouTube
|
||
|
|
base.video.list[index].status = data.info.playerState;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
isPlaying : function(base, vid, index){
|
||
|
|
var status = base.video.list[index].status;
|
||
|
|
// state: unstarted (-1), ended (0), playing (1), paused (2), buffering (3), video cued (5).
|
||
|
|
return (status === 1 || status > 2) ? true : false;
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
// *** Embeded YouTube ***
|
||
|
|
// include embed for IE; SWFObject adds the url to the object data attribute
|
||
|
|
youtube2 : {
|
||
|
|
selector : 'object[data-url*=youtube], embed[src*=youtube]',
|
||
|
|
initAPI : '&iv_load_policy=3&enablejsapi=1&version=3&playerapiid=', // video ID added to the end
|
||
|
|
// YouTube - player states: unstarted (-1), ended (0), playing (1), paused (2), buffering (3), video cued (5).
|
||
|
|
cont : function(base, vid, index) {
|
||
|
|
if (base.options.resumeOnVisible) {
|
||
|
|
var $vid = $('#' + vid);
|
||
|
|
// continue video if previously played and not cued
|
||
|
|
if ($vid.length && typeof($vid[0].getPlayerState) === 'function' && $vid[0].getPlayerState() > 0) {
|
||
|
|
$vid[0].playVideo();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
pause : function(base, vid){
|
||
|
|
// find ALL videos and pause them, just in case
|
||
|
|
$('object[data-url*=youtube], embed[src*=youtube]').each(function(){
|
||
|
|
var el = (this.tagName === 'EMBED') ? $(this).parent()[0] : this;
|
||
|
|
// player states: unstarted (-1), ended (0), playing (1), paused (2), buffering (3), video cued (5).
|
||
|
|
if (typeof(el.getPlayerState) === 'function' && el.getPlayerState() > 0) {
|
||
|
|
// pause video if not autoplaying (if already initialized)
|
||
|
|
el.pauseVideo();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
isPlaying : function(base, vid){
|
||
|
|
var $vid = $('#' + vid);
|
||
|
|
return (typeof($vid[0].getPlayerState) === 'function' && ($vid[0].getPlayerState() === 1 || $vid[0].getPlayerState() > 2)) ? true : false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
})(jQuery);
|
||
|
|
|
||
|
|
// Initialize video extension automatically
|
||
|
|
jQuery(window).load(function(){
|
||
|
|
jQuery('.anythingBase').anythingSliderVideo();
|
||
|
|
});
|