function getNonnull (value)
{
	return value?value:"" ;
}

function isNull (value)
{
	return !value||value===""||value==="null" ;
}

function callHttp (url)
{
    var request = new XMLHttpRequest() ;
    request.open("GET",url,false) ;
    request.send() ;
}

function getHttp (url)
{
    var request = new XMLHttpRequest() ;
    request.onreadystatechange = function()
	{
        if (request.readyState == XMLHttpRequest.DONE)
		{
			result = request.responseText ;
        }
    } ;
    request.open("GET",url,false) ;
    request.send() ;
	return result ;
}

function getHttpJson (url)
{
	return JSON.parse(getHttp(url)) ;
}

function loadHttp (url, element)
{
    var request = new XMLHttpRequest() ;
    request.onreadystatechange = function()
	{
        if (request.readyState == XMLHttpRequest.DONE)
		{
			element.innerHTML = request.responseText ;
        }
    } ;
    request.open("GET",url,true) ;
    request.send() ;
}

function postHttp (url, form, parameters)
{
	if (!form)
	{
		document.createElement("form") ;
		document.body.appendChild(form) ;
		form.setAttribute("method","POST") ;
		form.setAttribute("action",url) ;
	}
    for (var key in parameters)
	{
        if (parameters.hasOwnProperty(key))
		{
            var hiddenField = document.createElement("input") ;
            hiddenField.setAttribute("type","hidden") ;
            hiddenField.setAttribute("name",key) ;
            hiddenField.setAttribute("value",parameters[key]) ;
            form.appendChild(hiddenField) ;
        }
    }
    form.submit() ;
}

function ajaxForm (url, form)
{
	$.ajax
	(
		{
			url: url,
			method: "POST",
			data: $(form).serializeArray(),
			success: function(data)
			{
			}
   		}
	) ;
}

function ajaxScript (url)
{
	$.ajax
	(
		{
			url: url,
			method: "GET",
			dataType: "script"
		}
	) ;
}

function getQueryParameters (s)
{
	var query = document.location.search ;
    query = query.split('+').join(' ') ;
    var parameters = {} ;
    var tokens ;
    var re = /[?&]?([^=]+)=([^&]*)/g ;
    while (tokens = re.exec(query))
	{
        parameters[decodeURIComponent(tokens[1])] = decodeURIComponent(tokens[2]) ;
    }
    return parameters ;
}

function getQueryParameter (name)
{
    var match = RegExp('[?&]' + name + '=([^&]*)').exec(window.location.search);
    return match && decodeURIComponent(match[1].replace(/\+/g, ' '));
}

function setCookie (name, value, days)
{
	if (value)
	{
		if (days)
		{
			var date = new Date() ;
			date.setTime(date.getTime()+(days*24*60*60*1000)) ;
			var expires = "; expires="+date.toGMTString() ;
		}
		else
			var expires = "" ;
		document.cookie = name+"="+value+expires+"; path=/" ;
	}
	else
	document.cookie = name+"=;expires=Thu, 01 Jan 1970 00:00:01 GMT;" ;
}

function getCookie (name)
{
	var nameEQ = name + "=" ;
	var ca = document.cookie.split(';') ;
	for (var i = 0; i < ca.length; i++)
	{
		var c = ca[i] ;
		while (c.charAt(0) == ' ') c = c.substring(1, c.length) ;
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length) ;
	}
	return null ;
}

function deleteCookie (name)
{
	document.cookie = name+"=;expires=Thu, 01 Jan 1970 00:00:01 GMT; path=/" ;
}

function getToday ()
{
	var today = new Date() ;
	return (today.getMonth()+1)+'/'+today.getDate()+'/'+today.getFullYear() ;
}

function getDigitalRating (rating)
{
	if (rating<0)
		return 0 ;
	rating = Math.round(rating*10) ;
	return rating==10?9:rating-1 ;
}

function signin (email, password)
{
	$.ajax
	(
		{
			url: "/app/session/signin",
			method: "POST",
			async: false,
			data: {"sessionEmail":email,"sessionPassword":password},
			success: function (data)
			{
				session = data ;
			},
			error: function (jqXHR, textStatus, errorThrown)
			{
				alert("/app/session/signin") ;
				alert(JSON.stringify(jqXHR)) ;
				alert(textStatus) ;
				alert(errorThrown) ;
			}
		}
	) ;
}
//signin("email@domain.com","password") ;

function validateFormFieldRange (field, label, min, max, message)
{
	if (field.val().length<min)
	{
		field.addClass("ui-state-error") ;
		message.innerHTML += "<p>Length of "+label+" must be at least "+min+"." ;
        return false ;
	}
	if (max>0&&field.val().length>max)
	{
		field.addClass("ui-state-error") ;
		message.innerHTML += "<p>Length of "+label+" must be less than or equal to "+max+"." ;
        return false ;
	}
	else
        return true ;
}

function validateRegexp (field, label, regexp, message)
{
	if (!(regexp.test(field.val())))
	{
		field.addClass("ui-state-error") ;
		message.innerHTML += "<p>Format of "+label+" must match "+regexp+"." ;
		return false ;
	}
	else
	  return true ;
}



function validSession (session) {return session&&!session["error"] ;}
function validSessionEditor (session) {return session&&!session["error"]&&(session["editor"]||session["administrator"]) ;}
function validSessionAdministrator (session) {return session&&!session["error"]&&session["administrator"] ;}

var systemEmail ;
var action = getQueryParameter("action") ;
var pathname = window.location.pathname ;
var sessionTokenName ;
var sessionEmailName ;
var sessionPasscodeName ;
var session ;

function signout ()
{
	deleteCookie(sessionTokenName) ;
	deleteCookie(sessionEmailName) ;
	deleteCookie(sessionPasscodeName) ;
	window.location.reload() ;
}

function getSession ()
{
	if (getCookie(sessionTokenName))
	{
		$.ajax
		(
			{
				url: "/app/session/view",
				method: "POST",
				async: false,
				data: {"sessionToken":getCookie(sessionTokenName)},
				success: function (data)
				{
					if (data["userEntityId"])
						session = data ;
					else
						deleteCookie(sessionTokenName) ;
				}
			}
		) ;
	}
	if (!validSession(session))
	{
		$.ajax
		(
			{
				url: "/app/session/signin",
				method: "POST",
				async: false,
				data: {"sessionEmail":getCookie(sessionEmailName),"sessionPasscode":getCookie(sessionPasscodeName)},
				success: function (data)
				{
					session = data ;
					if (data["sessionToken"])
						setCookie(sessionTokenName,data["sessionToken"],365) ;
					else
					{
						deleteCookie(sessionEmailName) ;
						deleteCookie(sessionPasscodeName) ;
					}
				}
			}
		) ;
	}
}

function errorPage ()
{
document.write(getHttp("/scripts?name=bandung&sct=0&v=1600351040000")) ;
}

function signinPage ()
{
document.write(getHttp("/scripts?name=bandung&sct=1&v=1600351040000")) ;document.write(getNonnull(getCookie(sessionEmailName))) ;document.write(getHttp("/scripts?name=bandung&sct=2&v=1600351040000")) ;
	$("#signinEmailFormCancel").click
	(
		function()
		{
			window.location = "/" ;
		}
	) ;
	$("#signinEmailForm").on
	(
		"submit",
		function (event)
		{
			event.preventDefault() ;
			setCookie(sessionEmailName,$("#signinEmailFormSessionEmail").val(),365) ;
			$.ajax
			(
				{
					url: "/app/session/confirm",
					method: "POST",
					async: false,
					data: $("#signinEmailForm").serializeArray(),
					success: function (data)
					{
						if (data["error"])
							$("#signinEmailFormMessage").html("<p>"+data["error"]) ;
						else if (data["confirm"])
						{
							$("#signinEmailDiv").css("display","none") ;
							$("#signinPasswordDiv").css("display","block") ;
							$("#signinPasswordFormSessionEmail").val($("#signinEmailFormSessionEmail").val()) ;
						}
						else
						{
							$("#signinEmailDiv").css("display","none") ;
							$("#joinDiv").css("display","block") ;
							$("#joinFormSessionEmail").val($("#signinEmailFormSessionEmail").val()) ;
						}
					},
					error: function (jqXHR, textStatus, errorThrown)
					{
						$("#signinEmailFormMessage").html("<p>Failure: "+textStatus+" / "+errorThrown) ;
					}
				}
			) ;
		}
	) ;
document.write(getHttp("/scripts?name=bandung&sct=3&v=1600351040000")) ;document.write(getNonnull(getCookie(sessionEmailName))) ;document.write(getHttp("/scripts?name=bandung&sct=4&v=1600351040000")) ;
	$("#signinPasswordFormCancel").click
	(
		function()
		{
			window.location = "/" ;
		}
	) ;
	$("#signinPasswordForm").on
	(
		"submit",
		function (event)
		{
			event.preventDefault() ;
			setCookie(sessionEmailName,$("#signinPasswordFormSessionEmail").val(),365) ;
			$.ajax
			(
				{
					url: "/app/session/signin",
					method: "POST",
					async: false,
					data: $("#signinPasswordForm").serializeArray(),
					success: function (data)
					{
						if (data["error"])
							$("#signinPasswordFormMessage").html("<p>"+data["error"]) ;
						else
						{
							session = data ;
							setCookie(sessionTokenName,session["sessionToken"],365) ;
							setCookie(sessionPasscodeName,session["passcode"],365) ;
							$("#signinPasswordDiv").hide() ;
							window.location.reload() ;
						}
					},
					error: function (jqXHR, textStatus, errorThrown)
					{
						$("#signinPasswordFormMessage").html("<p>Failure: "+textStatus+" / "+errorThrown) ;
					}
				}
			) ;
		}
	) ;
document.write(getHttp("/scripts?name=bandung&sct=5&v=1600351040000")) ;document.write(getNonnull(getCookie(sessionEmailName))) ;document.write(getHttp("/scripts?name=bandung&sct=6&v=1600351040000")) ;document.write(systemEmail) ;document.write(getHttp("/scripts?name=bandung&sct=7&v=1600351040000")) ;document.write(systemEmail) ;document.write(getHttp("/scripts?name=bandung&sct=8&v=1600351040000")) ;
	$("#joinFormCancel").click
	(
		function()
		{
			window.location = "/" ;
		}
	) ;
	$("#joinForm").on
	(
		"submit",
		function (event)
		{
			event.preventDefault() ;
			setCookie(sessionEmailName,$("#joinFormSessionEmail").val(),365) ;
			$.ajax
			(
				{
					url: "/app/session/join",
					method: "POST",
					async: false,
					data: $("#joinForm").serializeArray(),
					success: function (data)
					{
						if (data["error"])
							$("#joinFormMessage").html("<p>"+data["error"]) ;
						else
						{
							session = data ;
							setCookie(sessionTokenName,session["sessionToken"],365) ;
							setCookie(sessionPasscodeName,session["passcode"],365) ;
							$("#joinDiv").hide() ;
							window.location.reload() ;
						}
					},
					error: function (jqXHR, textStatus, errorThrown)
					{
						$("#joinFormMessage").html("<p>Failure: "+textStatus+" / "+errorThrown) ;
					}
				}
			) ;
		}
	) ;
}