// Flash Player Version Detection - Rev 1.6
// Detect Client Browser type
// Copyright(c) 2005-2006 Adobe Macromedia Software, LLC. All rights reserved.
//
// Adaptations: Rafael Lepkoski <lepkoski@gmail.com>
// Requirements: jQuery, Flashembed (jQuery Tools)
var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

function ControlVersion()
{
	var version;
	var axo;
	var e;

	// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry

	try {
		// version will be set for 7.X or greater players
		axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		version = axo.GetVariable("$version");
	}
	catch (e) {}

	if (!version)
	{
		try
		{
			// version will be set for 6.X players only
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			
			// installed player is some revision of 6.0
			// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
			// so we have to be careful. 
			
			// default to the first public version
			version = "WIN 6,0,21,0";

			// throws if AllowScripAccess does not exist (introduced in 6.0r47)		
			axo.AllowScriptAccess = "always";

			// safe to call for 6.0r47 or greater
			version = axo.GetVariable("$version");

		}
		catch (e) {}
	}

	if (!version)
	{
		try
		{
			// version will be set for 4.X or 5.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = axo.GetVariable("$version");
		}
		catch (e) {}
	}

	if (!version)
	{
		try
		{
			// version will be set for 3.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = "WIN 3,0,18,0";
		}
		catch (e) {}
	}

	if (!version)
	{
		try
		{
			// version will be set for 2.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			version = "WIN 2,0,0,11";
		}
		catch (e)
		{
			version = -1;
		}
	}
	
	return version;
}

// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer()
{
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	var flashVer = -1;
	
	if (navigator.plugins != null && navigator.plugins.length > 0)
	{
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"])
		{
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
			var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");			
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			var versionRevision = descArray[3];
			if (versionRevision == "")
			{
				versionRevision = descArray[4];
			}
			if (versionRevision[0] == "d")
			{
				versionRevision = versionRevision.substring(1);
			}
			else if (versionRevision[0] == "r")
			{
				versionRevision = versionRevision.substring(1);
				if (versionRevision.indexOf("d") > 0)
				{
					versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
				}
			}
			var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
		}
	}
	// MSN/WebTV 2.6 supports Flash 4
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
	// WebTV 2.5 supports Flash 3
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
	// older WebTV supports Flash 2
	else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
	else if ( isIE && isWin && !isOpera )
	{
		flashVer = ControlVersion();
	}	
	return flashVer;
}

// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	versionStr = GetSwfVer();
	if (versionStr == -1 )
	{
		return false;
	}
	else if (versionStr != 0)
	{
		if(isIE && isWin && !isOpera)
		{
			// Given "WIN 2,0,0,11"
			tempArray = versionStr.split(" "); 	// ["WIN", "2,0,0,11"]
			tempString = tempArray[1];			// "2,0,0,11"
			versionArray = tempString.split(",");	// ['2', '0', '0', '11']
		}
		else
		{
			versionArray = versionStr.split(".");
		}
		var versionMajor = versionArray[0];
		var versionMinor = versionArray[1];
		var versionRevision = versionArray[2];

        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if (versionMajor > parseFloat(reqMajorVer))
		{
			return true;
		}
		else if (versionMajor == parseFloat(reqMajorVer))
		{
			if (versionMinor > parseFloat(reqMinorVer)) return true;
			else if (versionMinor == parseFloat(reqMinorVer))
			{
				if (versionRevision >= parseFloat(reqRevision)) return true;
			}
		}
		return false;
	}
}

// New functions below - Rafael Lepkoski

function addflash (reqMajorVer, reqMinorVer, reqRevision, id, width, height, params)
{
	// addflash (id, width, height, params[, vars])
	//
	// params - 'string' or 'json' 
	//  string = swf url
	//  json = url + params - ex.:
	//    {url:'http://www.example.com/example.swf',wmode:'transparent'}
	//
	// vars (optional) - Flash vars
	
	jQuery('#'+id).css('height',height);
	jQuery('#'+id).css('width',width);
	
	if (DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision))
	{
		if (typeof(arguments[7]) == 'undefined') var vars = null;
		else var vars = arguments[7];
		
		if (typeof(params) == 'string') params = {src:params}
		
		flashembed(id, params, vars);
	}
	else
	{
		jQuery('#'+id).append('<p>Por favor, <a href="http://get.adobe.com/br/flashplayer/" target="_blank">clique aqui</a> para instalar a versão mais recente do Flash Player</p>');
	}
}