/*
	Mediabox version 0.6.5 - John Einselen (http://iaian7.com)
	updated 28.07.07

	tested in OS X 10.4/10.3 using FireFox 2, Flock 2, Opera 9, Safari 2, and Camino 1.5
	tested in Windows Vista using Internet Explorer 7, FireFox 2, and Opera 9
	loads flash, flv, quicktime, wmv, and html content in a Lightbox-style window effect.

	based on Slimbox version 1.4 - Christophe Beyls (http://www.digitalia.be)
			 Slimbox Extended version 1.3.1 - Yukio Arita (http://homepage.mac.com/yukikun/software/slimbox_ex/)
			 Videobox Mod version 0.1 - Faruk Can 'farkob' Bilir (http://www.gobekdeligi.com/videobox/)
			 DM_Moviebox.js - Ductchmonkey (http://lib.dutchmoney.com/)
			(licensed same as originals, MIT-style)

	inspired by the grandaddy of them all, Lightbox v2 - Lokesh Dhakar (http://www.huddletogether.com/projects/lightbox2/)

	distributed under the MIT license, terms:
	copyright (c) 2007 dutchmoney llc
	
	Permission is hereby granted, free of charge, to any person obtaining a copy
	of this software and associated documentation files (the "Software"), to deal
	in the Software without restriction, including without limitation the rights
	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	copies of the Software, and to permit persons to whom the Software is
	furnished to do so, subject to the following conditions:
	
	The above copyright notice and this permission notice shall be included in
	all copies or substantial portions of the Software.
	
	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
	THE SOFTWARE.

*/

var Mediabox = {
	init: function(options){
		this.options = Object.extend({
			resizeDuration: 240,
			resizeTransition: Fx.Transitions.sineInOut,
			initialWidth: 360,
			initialHeight: 360,
			defaultWidth: 640,			// Default width (px)
			defaultHeight: 360,			// Default height(px)
					// Quicktime and Windows Media settings
				autoplay: 'false',			// Automatically play movie, true / false
				bgcolor: 'black',			// Background color, name / hex value
				controller: 'true',			// Show controller, true / false
					// Mediaplayer or FLVplayer settings
				playerpath: 'jw_media_player/mediaplayer.swf',	// Path to the mediaplayer.swf or flvplayer.swf file
				backcolor:  '0x777777',		// Base color for the controller, color name / hex value (0x000000)
				frontcolor: '0x000000',		// Text and button color for the controller, color name / hex value (0x000000)
				lightcolor: '0x000000',		// Rollover color for the controller, color name / hex value (0x000000)
			animateCaption: true		// This is not smooth animation in IE 6 with XML prolog.
										// If your site is XHTML strict with XML prolog, disable this option.
		}, options || {});

		if(window.ie6 && document.compatMode=="BackCompat"){ this.options.animateCaption = false; }	// IE 6 - XML prolog problem

		this.anchors = [];
		$each(document.links, function(el){
			if (el.rel && el.rel.test(/^mediabox/i)){
				el.onclick = this.click.pass(el, this);
				this.anchors.push(el);
			}
		}, this);
		this.eventKeyDown = this.keyboardListener.bindAsEventListener(this);
		this.eventPosition = this.position.bind(this);
		this.overlay = new Element('div').setProperty('id', 'lbOverlay').injectInside(document.body);
		this.center = new Element('div').setProperty('id', 'lbCenter').setStyles({width: this.options.initialWidth+'px', height: this.options.initialHeight+'px', marginLeft: '-'+(this.options.initialWidth/2)+'px', display: 'none'}).injectInside(document.body);
		this.canvas = new Element('div').setProperty('id', 'lbImage').injectInside(this.center);
		this.bottomContainer = new Element('div').setProperty('id', 'lbBottomContainer').setStyle('display', 'none').injectInside(document.body);
		this.bottom = new Element('div').setProperty('id', 'lbBottom').injectInside(this.bottomContainer);
		new Element('a').setProperties({id: 'lbCloseLink', href: '#'}).injectInside(this.bottom).onclick = this.overlay.onclick = this.close.bind(this);
		new Element('div').setStyle('clear', 'both').injectInside(this.bottom);

		/* Build effects */
		var nextEffect = this.nextEffect.bind(this);
		this.fx = {
			overlay: this.overlay.effect('opacity', {duration: 500}).hide(),
			center: this.center.effects({duration: this.options.resizeDuration, transition: this.options.resizeTransition, onComplete: nextEffect}),
			content: this.canvas.effect('opacity', {duration: 500, onComplete: nextEffect}),
			bottom: this.bottomContainer.effect('height', {duration: 400, onComplete: nextEffect})
		};
	},

	click: function(link){
		return this.open(link.href, link.title, link.rel);
	},

	open: function(url, title, rel){
		this.href = url;
		this.title = title;
		this.rel = rel;
		this.position();
		this.setup(true);
		var wh = (window.getHeight() == 0) ? window.getScrollHeight() : window.getHeight();
		var st = document.body.scrollTop  || document.documentElement.scrollTop;
		this.top = st + (wh / 15);
		this.center.setStyles({top: this.top+'px', display: ''});
		this.fx.overlay.start(0.8);
//		this.fx.content.hide();	// important!  hides the iframe while the div animates
		this.center.className = 'lbLoading';
		return this.loadVideo(url);
	},

	position: function(){
		this.overlay.setStyles({'top': window.getScrollTop()+'px', 'height': window.getHeight()+'px'});
	},

	setup: function(open){
		var aDim = this.rel.match(/[0-9]+/g);													// videobox rel settings
		this.contentsWidth = (aDim && (aDim[0] > 0)) ? aDim[0] : this.options.defaultWidth;		// videobox rel settings
		this.contentsHeight = (aDim && (aDim[1] > 0)) ? aDim[1] : this.options.defaultHeight;	// videobox rel settings

		var elements = $A(document.getElementsByTagName('object'));								// hide page content
		elements.extend(document.getElementsByTagName(window.ie ? 'select' : 'embed'));
		elements.each(function(el){
			if (open) el.lbBackupStyle = el.style.visibility;
			el.style.visibility = open ? 'visible' : el.lbBackupStyle;
		});

		var fn = open ? 'addEvent' : 'removeEvent';
		window[fn]('scroll', this.eventPosition)[fn]('resize', this.eventPosition);
		document[fn]('keydown', this.eventKeyDown);
		this.step = 0;
	},

	keyboardListener: function(event){
		switch (event.keyCode){
			case 27: case 88: case 67: this.close(); break;
		}
	},

	loadVideo: function(url){
		this.step = 1;

		if (url.match(/youtube\.com\/watch/i)) {
// YouTube
			this.type = 'flash';
			var videoId = url.split('=');
			this.videoID = videoId[1];
			this.object = new SWFObject("http://www.youtube.com/v/"+this.videoID+"&autoplay=1", "sfwvideo", this.contentsWidth, this.contentsHeight, "9", "#000000", "wmode", "transparent");
		} else if (url.match(/dailymotion\.com/i)) {
// DailyMotion
			this.type = 'flash';
			this.object = new SWFObject(url, "sfwvideo", this.contentsWidth, this.contentsHeight, "9", "#000000");
		} else if (url.match(/metacafe\.com\/watch/i)) {
// Metacafe
			this.type = 'flash';
			var videoId = url.split('/');
			this.videoID = videoId[4];
			this.object = new SWFObject("http://www.metacafe.com/fplayer/"+this.videoID+"/.swf", "sfwvideo", this.contentsWidth, this.contentsHeight, "9", "#000000", "wmode", "transparent");
		} else if (url.match(/google\.com\/videoplay/i)) {
// Google Video
			this.type = 'flash';
			var videoId = url.split('=');
			this.videoID = videoId[1];
			this.object = new SWFObject("http://video.google.com/googleplayer.swf?docId="+this.videoID+"&autoplay=1&hl=en", "sfwvideo", this.contentsWidth, this.contentsHeight, "9", "#000000", "wmode", "transparent");
		} else if (url.match(/\.swf/i)) {
// Flash			.swf
			this.type = 'flash';
			this.object = new SWFObject(url, "sfwvideo", this.contentsWidth, this.contentsHeight, "9", "#000000", "wmode", "transparent");
//			this.object = '<object id="mediabox" standby="loading flash..." type="application/x-shockwave-flash" width="'+this.contentsWidth+'" height="'+this.contentsHeight+'" data="'+url+'"><param name="movie" value="'+url+'" /><param name="bgcolor" value="'+this.options.bgcolor+'" /><param name="FlashVars" value="playerMode=embedded&autoplay=true&loop=false" /></object>';
		} else if (url.match(/\.flv/i)) {
// Flash Video		.flv
			this.type = 'flash';
			this.object = new SWFObject(this.options.playerpath+"?file="+url+"&autostart=true&displayheight="+this.contentsHeight+"&usefullscreen=false&backcolor="+this.options.backcolor+"&frontcolor="+this.options.frontcolor+"&lightcolor="+this.options.lightcolor, "flvvideo", this.contentsWidth, this.contentsHeight, "9", "#000000", "wmode", "transparent");
		} else if (url.match(/\.mov/i)) {
// Quicktime		.mov
			this.type = 'qt';
			if (navigator.plugins && navigator.plugins.length) {
				this.object = '<object id="mediabox" standby="loading quicktime..." type="video/quicktime" codebase="http://www.apple.com/qtactivex/qtplugin.cab" data="'+url+'" width="'+this.contentsWidth+'" height="'+this.contentsHeight+'"><param name="src" value="'+url+'" /><param name="scale" value="aspect" /><param name="controller" value="'+this.options.controller+'" /><param name="autoplay" value="'+this.options.autoplay+'" /><param name="bgcolor" value="'+this.options.bgcolor+'" /><param name="enablejavascript" value="true" /></object>';
			} else {
				this.object = '<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" standby="loading quicktime..." codebase="http://www.apple.com/qtactivex/qtplugin.cab" width="'+this.contentsWidth+'" height="'+this.contentsHeight+'" id="mediabox"><param name="src" value="'+url+'" /><param name="scale" value="aspect" /><param name="controller" value="'+this.options.controller+'" /><param name="autoplay" value="'+this.options.autoplay+'" /><param name="bgcolor" value="'+this.options.bgcolor+'" /><param name="enablejavascript" value="true" /></object>';
			}
		} else if (url.match(/\.wmv/i)) {
// Windows Media	.wmv
			this.type = 'qt';
			if (navigator.plugins && navigator.plugins.length) {
				this.object = '<object id="mediabox" standby="loading windows media..." type="video/x-ms-wmv" data="'+url+'" width="'+this.contentsWidth+'" height="'+this.contentsHeight+'" /><param name="src" value="'+url+'" /><param name="autoStart" value="'+this.options.autoplay+'" /></object>';
			} else {
				this.object = '<object id="mediabox" standby="loading windows media..." classid="CLSID:22D6f312-B0F6-11D0-94AB-0080C74C7E95" type="video/x-ms-wmv" data="'+url+'" width="'+this.contentsWidth+'" height="'+this.contentsHeight+'" /><param name="filename" value="'+url+'" /><param name="showcontrols" value="'+this.options.controller+'"><param name="autoStart" value="'+this.options.autoplay+'" /><param name="stretchToFit" value="true" /></object>';
			}
		} else {
// iFrame content
			this.type = 'iframe';
			this.iframeId = "lbFrame_"+new Date().getTime();	// Safari would not update iframe content that has static id.
			this.object = new Element('iframe').setProperties({id: this.iframeId, width: this.contentsWidth, height: this.contentsHeight, frameBorder:0, scrolling:'auto', src:url});
		}

		this.nextEffect();
		return false;
	},

	nextEffect: function(url){
		switch (this.step++){
		case 1:
			this.canvas.style.width = this.bottom.style.width = this.contentsWidth+'px';
			this.canvas.style.height = this.contentsHeight+'px';

			if (this.center.clientHeight != this.canvas.offsetHeight){
				this.fx.center.start({height: this.canvas.offsetHeight, width: this.canvas.offsetWidth, marginLeft: -this.canvas.offsetWidth/2});
				break;
			} else if (this.center.clientWidth != this.canvas.offsetWidth){
				this.fx.center.start({height: this.canvas.offsetHeight, width: this.canvas.offsetWidth, marginLeft: -this.canvas.offsetWidth/2});
				break;
			}
			this.step++;

		case 2:
			this.bottomContainer.setStyles({top: (this.top + this.center.clientHeight)+'px', height:'0px', marginLeft: this.center.style.marginLeft, width:this.center.style.width, display: ''});
			this.fx.content.start(1);
			this.step++;

		case 3:
			if (this.type == 'flash'){
				this.object.write(this.canvas);
			} else if (this.type == 'iframe'){
				this.object.injectInside(this.canvas)
			} else {
				this.canvas.setHTML(this.object);
			}
			this.currentObject = document.getElementById('mediabox');
			this.center.className = '';
			break;
			this.step++;

		case 4:
			if (this.options.animateCaption){
				this.fx.bottom.start(0,this.bottom.offsetHeight);
				break;
			}
			this.bottomContainer.style.height = (this.bottom.offsetHeight)+'px';

		case 5:
			this.step = 0;
		}
	},

	close: function(){
			if (this.type == 'qt' && window.webkit) {
				this.currentObject.Stop();	// safari needs to call Stop() to remove the object's audio stream...
			}
			if (navigator.plugins && navigator.plugins.length) {
				this.canvas.setHTML('');
			} else {
				if (window.ie6) {
//					this.currentObject.style.display = 'none';
					this.canvas.innerHTML = '';
				} else {
					this.canvas.innerHTML = '';
				}
			}
			this.currentObject = null;
			this.currentObject = Class.empty;
			this.type = false;

		if (this.step < 0) return;
		this.step = -1;

		for (var f in this.fx) this.fx[f].stop();
		this.center.style.display = this.bottomContainer.style.display = 'none';
		this.fx.overlay.chain(this.setup.pass(false, this)).start(0);
		return false;
	}
};

window.addEvent('domready', Mediabox.init.bind(Mediabox));