/****************
 * Edited by Milos Brnkalak
 * 6.7.2009
 *
 * Added the ability to play swf files with ? parameters.
 * Adapted specifically for use with C4 2009 Web. Changed the location
 * of FLV player in init function.
 * 
 */

// Leave 37px for the height for all the videos for the bottom video control bar.
// Leave 19px for the height for all the videos for the bottom video control bar.

// Dimensions for C4 Client Videos (product-preview.aspx)
var c4cv_w = 600;
var c4cv_h = 469;	//487px

// Dimensions for C4 Visualizations (areas-of-service.aspx)
var c4v_w = 767;
var c4v_h = 469;

var Videobox = {

	init: function(options)
	{
		// init default options
		this.options = Object.extend({
			resizeDuration: 200, // Duration of height and width resizing (ms)
			initialWidth: 250, 	// Initial width of the box (px)
			initialHeight: 250, 	// Initial height of the box (px)
			defaultWidth: c4v_w, 	// Default width of the box (px)
			defaultHeight: c4v_h, 	// Default height of the box (px)
			animateCaption: true, // Enable/Disable caption animation
			flvplayer: 'Flash/jwplayer.swf'
		}, options || {});

		this.anchors = [];
		$A($$('a')).each(function(el)
		{
			if (el.rel && el.href && el.rel.test('^vidbox', 'i'))
			{
				el.addEvent('click', function(e)
				{
					e = new Event(e);
					e.stop();
					this.click(el);
				} .bind(this));
				this.anchors.push(el);
			}
		}, 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.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);
		this.caption = new Element('div').setProperty('id', 'lbCaption').injectInside(this.bottom);
		this.number = new Element('div').setProperty('id', 'lbNumber').injectInside(this.bottom);
		new Element('div').setStyle('clear', 'both').injectInside(this.bottom);

		var nextEffect = this.nextEffect.bind(this);
		this.fx = {
			overlay: this.overlay.effect('opacity', { duration: 500 }).hide(),
			center: this.center.effects({ duration: 500, transition: Fx.Transitions.sineInOut, onComplete: nextEffect }),
			bottom: this.bottom.effect('margin-top', { duration: 400 })
		};

	},

	click: function(link)
	{
		return this.open(link.href, link.title, link.rel);
	},
	open: function(sLinkHref, sLinkTitle, sLinkRel)
	{
		this.href = sLinkHref;
		this.title = sLinkTitle;
		this.rel = sLinkRel;
		this.position();
		this.setup();
		this.video(this.href);
		this.top = Window.getScrollTop() + (Window.getHeight() / 15);
		this.center.setStyles({ top: this.top + 'px', display: '' });
		this.fx.overlay.start(0.8);
		this.step = 1;
		this.center.setStyle('background', '#fff url(loading.gif) no-repeat center');
		this.caption.innerHTML = this.title;
		this.fx.center.start({ 'height': [this.options.contentsHeight] });
	},

	setup: function()
	{
		var aDim = this.rel.match(/[0-9]+/g);
		this.options.contentsWidth = (aDim && (aDim[0] > 0)) ? aDim[0] : this.options.defaultWidth;
		this.options.contentsHeight = (aDim && (aDim[1] > 0)) ? aDim[1] : this.options.defaultHeight;

	},

	position: function()
	{
		var pageSizeArray = getPageSize();
		//this.overlay.setStyles({'top': window.getScrollTop()+'px', 'height': window.getHeight()+'px'});
		this.overlay.setStyles({ 'top': 0 + 'px', 'height': pageSizeArray[1] + 'px' });
	},

	video: function(sLinkHref)
	{
		if (sLinkHref.match(/youtube\.com\/watch/i))
		{
			this.flash = true;
			var hRef = sLinkHref;
			var videoId = hRef.split('=');
			this.videoID = videoId[1];
			this.so = new SWFObject("http://www.youtube.com/v/" + this.videoID, "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0");
			this.so.addParam("wmode", "transparent");
		}
		else if (sLinkHref.match(/metacafe\.com\/watch/i))
		{
			this.flash = true;
			var hRef = sLinkHref;
			var videoId = hRef.split('/');
			this.videoID = videoId[4];
			this.so = new SWFObject("http://www.metacafe.com/fplayer/" + this.videoID + "/.swf", "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0");
			this.so.addParam("wmode", "transparent");
		}
		else if (sLinkHref.match(/google\.com\/videoplay/i))
		{
			this.flash = true;
			var hRef = sLinkHref;
			var videoId = hRef.split('=');
			this.videoID = videoId[1];
			this.so = new SWFObject("http://video.google.com/googleplayer.swf?docId=" + this.videoID + "&hl=en", "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0");
			this.so.addParam("wmode", "transparent");
		}
		else if (sLinkHref.match(/ifilm\.com\/video/i))
		{
			this.flash = true;
			var hRef = sLinkHref;
			var videoId = hRef.split('video/');
			this.videoID = videoId[1];
			this.so = new SWFObject("http://www.ifilm.com/efp", "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0", "#000");
			this.so.addVariable("flvbaseclip", this.videoID + "&");
			this.so.addParam("wmode", "transparent");
		}
		else if (sLinkHref.match(/\.mov/i))
		{
			this.flash = false;
			if (navigator.plugins && navigator.plugins.length)
			{
				this.other = '<object id="qtboxMovie" type="video/quicktime" codebase="http://www.apple.com/qtactivex/qtplugin.cab" data="' + sLinkHref + '" width="' + this.options.contentsWidth + '" height="' + this.options.contentsHeight + '"><param name="src" value="' + sLinkHref + '" /><param name="scale" value="aspect" /><param name="controller" value="true" /><param name="autoplay" value="true" /><param name="bgcolor" value="#000000" /><param name="enablejavascript" value="true" /></object>';
			} else
			{
				this.other = '<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab" width="' + this.options.contentsWidth + '" height="' + this.options.contentsHeight + '" id="qtboxMovie"><param name="src" value="' + sLinkHref + '" /><param name="scale" value="aspect" /><param name="controller" value="true" /><param name="autoplay" value="true" /><param name="bgcolor" value="#000000" /><param name="enablejavascript" value="true" /></object>';
			}
		}
		else if (sLinkHref.match(/\.wmv/i) || sLinkHref.match(/\.asx/i))
		{
			this.flash = false;
			this.other = '<object NAME="Player" WIDTH="' + this.options.contentsWidth + '" HEIGHT="' + this.options.contentsHeight + '" align="left" hspace="0" type="application/x-oleobject" CLASSID="CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6"><param NAME="URL" VALUE="' + sLinkHref + '"><param><param NAME="AUTOSTART" VALUE="false"></param><param name="showControls" value="true"></param><embed WIDTH="' + this.options.contentsWidth + '" HEIGHT="' + this.options.contentsHeight + '" align="left" hspace="0" SRC="' + sLinkHref + '" TYPE="application/x-oleobject" AUTOSTART="false"></embed></object>'
		}
		//******** C4 PORTAL USAGE ***********/
		else if (sLinkHref.match(/\.flv/i))
		{
			this.flash = true;
			this.sLinkHref = sLinkHref;
			this.soCont = new Element('div').setProperty('id', 'soContainer').injectInside(this.center);
		}
		//**** IMAGES, added by Milos ********/
		else if (sLinkHref.match(/\.jpg/i))
		{
			this.flash = false;
			this.videoID = sLinkHref;
			this.other = '<img src="'+ sLinkHref +'" alt="" />';
		}
		else
		{
			this.flash = true;
			this.videoID = sLinkHref;
			this.so = new SWFObject(this.videoID, "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0");
		}
	},

	nextEffect: function()
	{
		switch (this.step++)
		{
			case 1:
				this.fx.center.start({ 'width': [this.options.contentsWidth], 'marginLeft': [this.options.contentsWidth / -2] });
				break;
				this.step++;
			case 2:
				this.center.setStyle('background', '#fff');
				this.flash ?
					swfobject.embedSWF(this.options.flvplayer + "?ver=16&icons=false&autostart=true&backcolor=#485151&frontcolor=#adb2b3&file=" + this.sLinkHref, "soContainer", this.options.contentsWidth, this.options.contentsHeight, "10.0.0") :
					this.center.setHTML(this.other);
				this.bottomContainer.setStyles({ top: (this.top + this.center.clientHeight) + 'px', height: '0px', marginLeft: this.center.style.marginLeft, width: this.options.contentsWidth + 'px', display: '' });
				if (this.options.animateCaption)
				{
					this.fx.bottom.set(-this.bottom.offsetHeight);
					this.bottomContainer.style.height = '';
					this.fx.bottom.start(0);
					break;
				}
				this.bottomContainer.style.height = '';
				this.step++;
		}
	},

	close: function()
	{
		this.fx.overlay.start(0);
		this.center.style.display = this.bottomContainer.style.display = 'none';
		this.center.innerHTML = '';
		return false;
	}

};

/*********************************************************************/
//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.org
// Edit for Firefox by pHaez
//
function getPageSize() {

	var xScroll, yScroll;

	if (window.innerHeight && window.scrollMaxY) {
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight) { // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}

	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}

	// for small pages with total height less then height of the viewport
	if (yScroll < windowHeight) {
		pageHeight = windowHeight;
	} else {
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if (xScroll < windowWidth) {
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}

	arrayPageSize = new Array(pageWidth, pageHeight, windowWidth, windowHeight)
	return arrayPageSize;
}

//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.org
//
function getPageScroll() {

	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('', yScroll)
	return arrayPageScroll;
}


window.addEvent('domready', Videobox.init.bind(Videobox));