/**!
 * Part of the jMediaelement-Project | http://github.com/aFarkas/jMediaelement
 * @author Alexander Farkas
 * Copyright 2010, Alexander Farkas
 * Dual licensed under the MIT or GPL Version 2 licenses.
 */

(function($){
	
	var swfAttr = {type: 'application/x-shockwave-flash'},
		aXAttrs = {classid: 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000'},
		m 		= $.multimediaSupport
	;
	
	$.extend($.fn.jmeEmbed.defaults, 
			{
				jwPlayer: {
					path: m.jsPath + 'player.swf',
					hideIcons: 'auto',
					vars: {},
					attrs: {},
					plugins: {},
					params: {
						allowscriptaccess: 'always',
						allowfullscreen: 'true'
					}
				}
			}
		)
	;
	
	$(function(){
		var path = ($('script.jwPlayer')[0] || {}).src;
		if(path){
			$.fn.jmeEmbed.defaults.jwPlayer.path = path;
		}
	});
		
	var regs = {
			A: /&/g,
			a: /&/g,
			e: /\=/g,
			q: /\?/g
		},
		providerMatch = {
			audio: 'sound',
			video: 'video'
		},
		replaceVar = function(val){
			return (val.replace) ? val.replace(regs.A, '%26').replace(regs.a, '%26').replace(regs.e, '%3D').replace(regs.q, '%3F') : val;
		}
	;
	
	
	
	(function(){
		$.support.flash9 = false;
		$.support.flashVersion = 0;
		var swf 				= m.getPluginVersion('Shockwave Flash'),
			supportsMovieStar 	= function(obj, _retest){
				$.support.flash9 = false;
					try {
						//opera needs typeof check do not use 'GetVariable' in obj
						if (obj && typeof obj.GetVariable !== 'undefined') {
							var version = obj.GetVariable("$version");
							obj = m.getPluginVersion('', {
								description: version
							});
							$.support.flashVersion = obj[0];
							$.support.flash9 = !!(obj[0] > 9 || (obj[0] === 9 && obj[1] >= 115));
						}
					} catch (e) {}
				
			}
		;
		if(swf && swf[0]){
			$.support.flashVersion = swf[0];
		}
		if(swf[0] > 9 || (swf[0] === 9 && swf[1] >= 115)){
			//temp result
			
			$.support.flash9 = true;
			$(function(){
				swf = $('<object />', swfAttr).appendTo('body');
				supportsMovieStar(swf[0]);
				swf.remove();
			});
		} else if(window.ActiveXObject){
			try {
				swf = new ActiveXObject('ShockwaveFlash.ShockwaveFlash');
				supportsMovieStar(swf);
				swf = null;
			} catch(e){}
		}
	})();
	
	var jwMM 	= {
			isTechAvailable: function(){
				return $.support.flash9;
			},
			_extendJWLoad: function(src, obj, elem){
				if(!src){return;}
				
				elem = elem || this.element;
				var changeVars = this.embedOpts.jwPlayer.changeVars;
				m.extendWithData(elem, obj, ['type', 'provider', 'stretching', 'bufferlength', 'streamer']);
				obj.file = (elem.getAttribute('data-jwprefixsrc') || '') + obj.file; 
				// if we can't autodetect provider by file-extension,
				// we add a provider
				var ext = m.getExt(src),
					name = (ext == 'm4r') ? 'video' : this.nodeName
				;
				if(ext == 'm4r' || !this.canPlaySrc(src)){
					if(!obj.provider){
						obj.provider = providerMatch[name];
					}
					if(!obj.type){
						obj.type = providerMatch[name];
					}
				}
				if(changeVars){
					changeVars(src, obj, elem, this);
				}
				return obj;
			},
			_embed: function(src, id, cfg, fn){
				var opts 		= this.embedOpts.jwPlayer,
					vars 		= $.extend({}, opts.vars, {file: src, id: id}),
					attrs	 	= $.extend({name: id}, opts.attrs, swfAttr, !(window.ActiveXObject) ? {data: opts.path} : {}),
					params 		= $.extend({movie: opts.path}, opts.params),
					plugins 	= [],
					that 		= this
				;
				
				this._extendJWLoad(src, vars);
				
				if(cfg.poster){
					vars.image = cfg.poster;
				}
												
				vars.autostart = ''+ cfg.autoplay;
				vars.repeat = (cfg.loop) ? 'single' : 'false';
				vars.controlbar = (cfg.controls) ? 'bottom' : 'none';
				
				if( !cfg.controls && this.nodeName !== 'audio' && params.wmode === undefined ){
					params.wmode = 'transparent';
				}
				
				if( (!cfg.controls && opts.hideIcons && params.wmode === 'transparent') || opts.hideIcons === true ){
					vars.icons = 'false';
					vars.showicons = 'false';
				}
				
				if( params.wmode === 'transparent' && !vars.screencolor && !attrs.bgcolor ){
					vars.screencolor = 'ffffffff';
					attrs.bgcolor = '#000000';
				}
				
				params.flashvars = [];
				$.each(vars, function(name, val){
					params.flashvars.push(replaceVar(name)+'='+replaceVar(val));
				});
				
				$.each(opts.plugins, function(name, src){
					plugins.push(src);
				});
				if(plugins.length){
					params.flashvars.push( 'plugins='+ ( plugins.join(',') ) );
				}
				params.flashvars = params.flashvars.join('&');
				fn(m.embedObject( this.visualElem[0], id, attrs, params, aXAttrs, 'Shockwave Flash' ));
				setTimeout(function(){
					var swf = $('object', that.visualElem)[0];
					if( !swf || (swf.style.display === 'none' && $('> *', that.visualElem).length > 1 ) ){
						$('div[bgactive]', that.visualElem).css({width: '100%', height: '100%'});
						that._trigger('flashblocker');
					}
				}, 9);
			},
			canPlaySrc: function(media){
				var ret 	= m.fn.canPlaySrc.apply(this, arguments), 
					index 	= -1,
					src 	= media.src || media
				;
				
				if( !ret && typeof src === 'string' ){
					index = src.indexOf('youtube.com/');
					if(index < 15 && index > 6){
						ret = 'maybe';
					}
				}
				
				return ret;
			},
			canPlayCodecs: ['avc1.42E01E', 'mp4a.40.2', 'avc1.58A01E', 'avc1.4D401E', 'avc1.64001E', 'VP6', 'mp3', 'AAC'],
			canPlayContainer: ['video/3gpp', 'video/x-msvideo', 'video/quicktime', 'video/x-m4v', 'video/mp4', 'video/m4p', 'video/x-flv', 'video/flv', 'audio/mpeg', 'audio/aac', 'audio/mp4', 'audio/x-m4a', 'audio/m4a', 'audio/mp3', 'audio/x-fla', 'audio/fla', 'youtube/flv', 'jwplayer/jwplayer']
		}
	;
	
	m.add('jwPlayer', 'video', jwMM);
	m.add('jwPlayer', 'audio', jwMM);
	
})(jQuery);