var _isUserAuthenticated = false;
var _displayName;
var _userName;
var _seed;
var previousLink;
var firstTime = true;
var redirect = false;
var redirectTo = "";
var loginExists = true;

var commentsOnPage = false;
var cbnLoginOnPage = false;
var myCbnDashboardOnPage = false;

var omsource = "";
if (window.location.href.indexOf("?")>0)
{
	omsource = "&om=comment-lighbox";
}
else
{
	omsource = "?om=comment-lighbox";
}

var _loginUrl = "/Global/Templates/Pages/Login.aspx?ReturnUrl=" + escape(window.location.href + omsource);
var _logoutUrl = "/community/af/logoutredirect.aspx";
function cbnLoginResize() {
    $("#loginFrame").height($("#loginDialog").height());
}

function appendLoginUrl(loginUrl)
{
	if (typeof loginInceptionSource != 'undefined')
	{
		return loginUrl += "&InceptSource="+loginInceptionSource;
	}
	else
	{
		return loginUrl;
	}
}

$(document).ready(function() {
	InitGlobalControls();
});

function InitGlobalControls(){
	//find if comments are on the page
	if (document.getElementById('commentForm'))
	{
		commentsOnPage = true;
	}
	//find if a login control is on the page
	if (document.getElementById('cbnLoginLink'))
	{
		cbnLoginOnPage = true;
	}
	if (document.getElementById('cbnLogOutLink'))
	{
		cbnLoginOnPage = true;
	}
	//find if the dashboard is on the page
	if (document.getElementById('MyCBNWallFeed'))
	{
		myCbnDashboardOnPage = true;
	}
	//load the login control if it's supposed to be on the page.
	if (cbnLoginOnPage)
	{
		cbnLoginInit();
	}
	//load the dashboard if it's supposed to be on the page.
	if (myCbnDashboardOnPage)
	{
		myCbnDashboardInit();
	}
	//handle if the comments are on the page
	if (commentsOnPage)
	{
		myCbnCommentsInit();
	}
}


function userAuthenticated(userId, displayName, seed) {
	if (cbnLoginOnPage)
	{
		cbnLoginClose();
		_userName = userId;
		_displayName = displayName;
		_seed = seed.replace(/^\s*/, "").replace(/\s*$/, "");
		if (document.getElementById('myCBN'))
		{
			document.getElementById('myCBN').innerHTML = "<img src='/redesign-prototype/images/myCBNLogoSm.gif' width='57' height='14' align='middle' /> &nbsp; <a href='"+_logoutUrl+"'>Log Out</a>";
		}
	}
	if (myCbnDashboardOnPage)
	{
		if (cbnLoginAuthenticated())
		{
			document.getElementById('friendActivityLink').onclick = myCbnDashboardFilter;
			document.getElementById('selfActivityLink').onclick = myCbnDashboardFilter;
			myCbnDashboardOpen(userId, seed);
			$("#featureTabs").tabs("select",3);
		}
	}
	if (commentsOnPage)
	{
		myCbnCommentsGet(getPageURI(), _userName, _numberPerPage, _pageNumber, _sort);
		$("#loginDialog").dialog("close");
		_userName = userId;
		_isUserAuthenticated = true;
		_seed = seed.replace(/^\s*/, "").replace(/\s*$/, "");
		$("#loginLink").hide();
		if (jumpToComments)
		{
			$("#comment").focus();
		}
	}
	if (redirect)
	{
		window.location.href = redirectTo;
	}
	
}

function myCbnCommentsInit()
{
	if (!cbnLoginOnPage)
	{
		$("#loginDialog").append("<iframe id=\"loginFrame\" src=\"" + appendLoginUrl(_loginUrl) + "\" height=\"190\" frameborder=\"0\" scrolling=\"no\" marginheight=\"0\" marginwidth=\"0\" style=\"display: none; width: auto;\"></iframe>");
		
		
		//http://orip.org/2009/05/jquery-ui-scoped-themes-and-dialog.html
		// Wraps the dialog in a div with the scoping class on
		// dialog open, removes the scoping class on dialog close

		$.fn.dialogScopingWorkaround = function(scopingClass) {
			this.bind('dialogopen', function(event, ui) {
				$(this).parents(".ui-dialog").wrap(
					'<div class="dialogScopingWrapper '
					+ scopingClass
					+ '"></div>'
				);
			});
			this.bind('dialogclose', function(event, ui) {
				var wrapper = $(this).parents(".dialogScopingWrapper");
				wrapper.replaceWith(wrapper.children());
			});
			return this;
		};

		$(function() {
			$("#loginDialog").dialogScopingWorkaround("global").dialog({
				bgiframe: false,
				modal: true,
				closeOnEscape: true,
				resizable: false,
				draggable: false,
				autoOpen: false,
				title: "Login",
				dragStart: function(event, ui) {
					$("#loginFrame").hide();
				},
				dragStop: function(event, ui) {
					$("#loginFrame").show();
				},
				close: function(event, ui) {
					$("#loginFrame").src = "";
				}
			});
		});
	}
	else
	{
		commentsThumbs = "yes";
	}
	try {
		_isUserAuthenticated = isUserAuthenticated();
		myCbnCommentsGet(getPageURI(), _userName, _numberPerPage, _pageNumber, _sort);
	}catch(err) {}

	if (_isUserAuthenticated)
		$("#loginLink").hide();

	$('#toComments').click(function() {
		var position = $("#commentTitle").offset();
		$('html, body').animate({ scrollTop: position.top }, 1000, 'linear', function() { $("#comment").focus(); });
	});
}

function cbnLoginInit()
{
	if (document.getElementById('cbnLoginLink'))
	{
		document.getElementById('cbnLoginLink').onclick = openMainLogin;
	}
	if (document.getElementById('cbnSignUpLink'))
	{
		document.getElementById('cbnSignUpLink').onclick = cbnLoginOpenSignUp;
	}
	loginLinks = document.getElementsByClassName("LoginRequired");
	for( var i =0; i< loginLinks.length; i++)
	{
		loginLinks[i].onclick=cbnLoginResourceLogin;
	}
}

function myCbnDashboardInit()
{
	if (cbnLoginAuthenticated())
	{
		document.getElementById('friendActivityLink').onclick = myCbnDashboardFilter;
		document.getElementById('selfActivityLink').onclick = myCbnDashboardFilter;
		myCbnDashboardOpen(_userName, _seed);
	}
}

function cbnLoginAuthenticated()
{
	if (typeof(_userName)=="undefined")
	{
		return false;
	}
	if (typeof(_seed)=="undefined")
	{
		return false;
	}
	if(!_userName)
	{
		return false;
	}
	if(!_seed)
	{
		return false;
	}
	if ((_userName !="") && (_seed!=""))
	{
		return true;
	}
	return false;
}


function cbnLoginResourceLogin()
{
	if (cbnLoginAuthenticated())
	{
		return true;
	}
	var resource = this.href;
	redirectTo = resource;
	redirect = true;
	
	openMainLogin();
	return false;
}

/* open functions - consolidation targets */
function cbnLoginOpen(height, width) {
    $("#loginFrame").src = appendLoginUrl(_loginUrl);
    $("#loginFrame").show();

    if (height != null)
        $("#loginDialog").dialog("option", "height", height);

    if (width != null)
        $("#loginDialog").dialog("option", "width", width);

    $("#loginDialog").dialog('open');
}
function openMainLogin()
{
	if (window.location.href.indexOf("?")>0)
	{
		omsource = "&om=homepage";
	}
	else
	{
		omsource = "?om=homepage";
	}

	_loginUrl = "/Global/Templates/Pages/Login.aspx?ReturnUrl=" + escape(window.location.href + omsource);
	if (firstTime)
	{
		firstTime = false;
		if (!document.getElementById('loginDialog'))
		{
			loginDialog = document.createElement("div");
			loginDialog.id = "loginDialog";
			loginDialog.title = "Login";

			document.body.insertBefore(loginDialog,document.body.firstChild);
		}
		$("#loginDialog").append("<iframe id=\"loginFrame\" name='loginFrame' src=\"" + appendLoginUrl(_loginUrl) + "\" height=\"190\" frameborder=\"0\" scrolling=\"no\" marginheight=\"0\" marginwidth=\"0\" style=\"display: none; width: auto;\"></iframe>");

	    $("#loginFrame").show();


		$("#loginDialog").dialog({ zIndex: 501, closeText: 'x'});
		$("#loginDialog").dialog('close');

		
	}
	//$("#loginFrame").src = _loginUrl;
	if (window.frames.loginFrame && window.frames.loginFrame.__doPostBack) {
		if (window.frames.loginFrame.document.links[0].innerHTML == "Terms of Service")
		{
			window.frames.loginFrame.__doPostBack('login$lnkLogin','');
		}
	}
	$("#loginFrame").show();
	firstTime = false;
	$("#loginDialog").dialog('open');
	cbnLoginSetActiveView("Login");
	return false;
}
function cbnLoginOpenSignUp()
{

	if (firstTime)
	{
		
		loginDialog = document.createElement("div");
		loginDialog.id = "loginDialog";
		loginDialog.title = "Login";

		document.body.insertBefore(loginDialog,document.body.firstChild);

		$("#loginDialog").append("<iframe id=\"loginFrame\" name='loginFrame' height=\"190\" frameborder=\"0\" scrolling=\"no\" marginheight=\"0\" marginwidth=\"0\" style=\"display: none; width: auto;\"></iframe>");

		$('#loginFrame').load(
			function(){
				if(firstTime)
				{
					openSignUp2();
				}
				//callback(this);
			}
		);
		$("#loginFrame").attr('src', appendLoginUrl(_loginUrl));

	    $("#loginFrame").show();


		$("#loginDialog").dialog({ zIndex: 501, closeText: 'x'});
		$("#loginDialog").dialog('close');

		
	}
	else
	{
		openSignUp2();
	}
	return false;
}
function openSignUp2(){
	firstTime = false;
	//$("#loginFrame").src = _loginUrl;
	if (window.frames.loginFrame && window.frames.loginFrame.__doPostBack) {
		if (window.frames.loginFrame.document.links[0].innerHTML == "Sign Up")
		{
			window.frames.loginFrame.__doPostBack('login$lnkRegisterTop','');
		}
	}
	
	$("#loginFrame").show();
	firstTime = false;
	$("#loginDialog").dialog('open');
	cbnLoginSetActiveView("Register");
		
}
function cbnLoginClose()
{
	$("#loginDialog").dialog('close');
}



function cbnLoginSetActiveView(activeViewName) {
	var title;
	var height;
	var width;
	switch (activeViewName) {
		case "Login":
			title = "Login";
			height = 250;
			width = 340;
			break;
		case "Register":
			title = "Sign Up";
			height = 375;
			width = 340;
			break;
		case "Password":
			title = "Forgot Password";
			height = 200;
			width = 340;
			break;
	}

	$("#loginDialog").dialog("option", "title", title);

	$("#loginDialog").dialog("option", "height", height);
	$("#loginDialog").dialog("option", "width", width);

	$(".ui-dialog-content").height(height-50 + "px");
	$(".ui-dialog-content").width("auto");

	cbnLoginResize();
}



/*code not in functions*/



document.getElementsByClassName = function(cl) {
var retnode = [];
var myclass = new RegExp('\\b'+cl+'\\b');
var elem = this.getElementsByTagName('*');
for (var i = 0; i < elem.length; i++) {
var classes = elem[i].className;
if (myclass.test(classes)) retnode.push(elem[i]);
}
return retnode;
};