summaryrefslogblamecommitdiffstats
path: root/modules-available/locationinfo/frontend/doorsign.html
blob: cd800283547ddf9ddd24c11659fc8ec099524ac0 (plain) (tree)
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<!--

parameter

required:
    id: [integer] room id, see in admin panel
optional:

    lang:[en,de] set the language
    mode:[1,2,3,4] sets the displaying
        1: Calendar & Room
        2: only Calendar
        3: only Room
        4: Calendar & Room alternately
    daystoshow:[1,2,3,4,5,6,7] sets how many days the calendar shows
    scale:[10-90] scales the calendar and Roomplan in mode 1
    switchtime:[1-120] sets the time between switchen in mode 4  (in seconds)
    calupdate: Time the calender querys for updates,in minutes.
    roomupdate: Time the PCs in the room gets updated,in seconds.
    rotation:[0-3] rotation of the roomplan
    vertical:[true] only mode 1, sets the calendar above the roomplan
    configupdate: Time interval the config gets updated (in minutes)
    scaledaysauto: [true] if true it finds automaticly the daystoshow parameter depending on display size

-->
<!DOCTYPE html>
<html lang="de">
<meta name="viewport" content="width=device-width, initial-scale=1.0" charset="utf-8">
<head>
	<title>DoorSign</title>
	<script type='text/javascript' src='../../../script/jquery.js'></script>
	<script type='text/javascript' src='../../js_jqueryui/clientscript.js'></script>
	<link rel='stylesheet' type='text/css' href='../../js_jqueryui/style.css'/>
	<link rel='stylesheet' type='text/css' href='jquery-week-calendar/jquery.weekcalendar.css'/>

	<script type='text/javascript' src="jquery-week-calendar/jquery.weekcalendar.js"></script>
	<style type='text/css'>

		body {
			font-family: "Lucida Grande", Helvetica, Arial, Verdana, sans-serif;
			margin: 0;
			width: 100%;
			height: 100%;
			float: left;
			box-sizing: border-box;

			background-color: #cacaca;
			overflow: hidden;
			position: absolute;
			display: table;

		}

		.row {
			background-color: #404040;
			box-shadow: 0 0.1875rem 0.375rem rgba(0, 0, 0, 0.25);
			margin-bottom: 4px;

			width: 100%;

		}

		.header {
			display: table;
			color: white;
			padding: 0;
			height: 8vw;

		}

		.progressbar {
			width: 0px;
			height: 2px;
			position: absolute;
			background-color: red;
			bottom: 2px;
			z-index: 1;
		}

		.font {
			display: table-cell;
			vertical-align: middle;
			font-size: 3vw;
			font-weight: bold
		}

		.courseText {
			text-align: center;
		}

		.row::after {
			content: "";
			clear: both;
			display: block;
		}

		[class*="col-"] {
			float: left;;
			padding: 0;
			box-sizing: border-box;
		}

		.col-1 {
			width: 33%;
		}

		.col-2 {
			width: 33%;
		}

		.roomLayoutDesign {
			position: relative;
			float: left;
			boxSizing: border-box;
		}

		.roompadding {
			float: left;
			position: relative;
		}

		.room {
			position: relative;
			background-color: white;
			width: 100%;
			height: 100%;
			overflow: hidden;
			border-width: 1px;
			border-color: darkgrey;
			border-style: solid;

		}

		.calendar {
			float: left;
			padding: 0;
			dboxSizing: border-box;
			background: linear-gradient(#cccccc, white);

		}

		.free-busy-busy {
			background: grey;
		}

		.ui-widget-content {
			color: white;
		}

		.wc-header {
			background-color: #404040;
			font-weight: bold;
		}

		.ui-state-default {
			text-shadow: none;
		}

		.square {
			display: table;
			float: right;
			padding: 0;
			width: 8vw;
			height: 8vw;
		}

		.FreeSeatsFont {
			display: table-cell;
			vertical-align: middle;
			font-size: 6vw;
			color: white;
			top: 0;
			margin: 0 auto;
			position: relative;
			text-align: center;
			font-weight: bold;
			overflow: visible;
		}

		.PCImgDiv{
			position: absolute;
			left: 0;
			bottom: 0;
			display: inline-block;

		}
		.OverlayDiv{
			position: absolute;
			left: 0;
			bottom: 0;
			width: 100%;
			height: 100%;
			display: table;
		}
		.pcImg {
			position: absolute;
			left: 0;
			top: 0;
			width: 100%;
			height:100%;

		}
		.overlay{
			position: relative;
			width: 50%;
			height: 50%;
			opacity: 0.5;
			float:left;
			z-index: 5;
		}

		.overlay-rollstuhl {
			width: 25%;
			height: 50%;
			background-color: white;
			opacity: 0.5;
			float:left;
		}

		.wc-scrollable-grid {

		}

		.ui-widget-content .ui-state-active {
			font-weight: bold;
			color: black;
		}

		.wc-container {
			font-weight: bold;
		}

		.wc-today {
			background-color: white;
		}

		.wc-time-header-cell {
			background-color: #eeeeee;
			border: none;
		}

		.ui-corner-all {
			moz-border-radius-bottomright: 0;
			webkit-border-bottom-right-radius: 0;
			-khtml-border-bottom-right-radius: 0;
			border-bottom-right-radius: 0;

			moz-border-radius-topright: 0;
			webkit-border-top-right-radius: 0;
			-khtml-border-top-right-radius: 0;
			border-top-right-radius: 0;

			moz-border-radius-bottomleft: 0;
			webkit-border-bottom-left-radius: 0;
			-khtml-border-bottom-left-radius: 0;
			border-bottom-left-radius: 0;

			moz-border-radius-topleft: 0;
			webkit-border-left-right-radius: 0;
			-khtml-border-left-right-radius: 0;
			border-top-left-radius: 0;
		}

		.wc-scrollable-grid .wc-day-column-first {
			border-style: solid;

		}

		[class*="wc-day-"] {
			border-color: grey;
		}


	</style>
	<script type='text/javascript'>

		var rooms = {};
		var lastSwitchTime;
		var roomsToshow = 0;
		var roomIds;
		//Todo change these
		var date;
		var supportSvg = typeof SVGRect != "undefined";
		var calendarQueryUrl;
		var translation = {
			"en": {
				"room": "Room",
				"closed": "Closed",
				"free": "Free",
				"shortDays": ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'],
				"longDays": ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
				"to": "to"

			},
			"de": {
				"room": "Raum",
				"closed": "Geschlossen",
				"free": "Frei",
				"shortDays": ["Son", "Mon", "Die", "Mit", "Don", "Frei", "Sam"],
				"longDays": ["Sonntag", "Montag", "Dienstag", "Mittwoch", "Donnerstag", "Freitrag", "Samstag"],
				"to": "bis"
			},
			"pt": {
				"room": "Quarto",
				"closed": "Fechado",
				"free": "Livre",
				"shortDays": ['Dom', 'Seg', 'Ter', 'Qua', 'Qui', 'Se', 'Sáb'],
				"longDays": ['Domingo', 'Segunda-feira', 'Terça-feira', 'Quarta-feira', 'Quinta-feira',
					'Sexta-feira', 'Sábado'],
				"to": "para"

			}
		};



		$(document).ready(function () {
			if (!getId()) {

				return;
			}


		});
		// Downloads the config of a room


		function getConfig(id, room) {
			$.ajax({
				url: "../../../api.php?do=locationinfo&action=config&id=" + id,
				dataType: 'json',
				cache: false,
				timeout: 30000,
				success: function (result) {
					if (room == null) {
						if (result.room == null) {
							// Todo Error Handling: wrong id?
							return;
						}
						var time = new Date(result.time);
						if (isNaN(time.getTime())) {
							time = new Date();
						}
						SetUpDate(time);
						delete result.time;

						room = addRoom(id, result.room, result);
						roomsToshow++;
						if (roomsToshow == roomIds.length) {

							initRooms();

						}


					} else {

						delete result.time;
						if (JSON.stringify(rooms[id].config) != JSON.stringify(result)) {
							// reload Page if someone changed config
							location.reload(true);
						}
					}
					// check for config changes from time to time
					setTimeout(function () {
						getConfig(id, room);
					}, room.config.configupdate);


				}, error: function () {
					//Todo Error handling:
				}
			})
		}


		// gets the Parameter IDs from the Urls

		function getId() {
			roomIds = getUrlParameter("id");
			if (roomIds == null) {

				var text = "<h1>Error: No Room Id's given in parameter </h1>";
				$("body").append(text);

				return false;
			}

			roomIds = roomIds.split(',');
			if (roomIds.length > 4) {
				roomIds.length = 4;
			}

			for (var i = 0; i < roomIds.length; i++) {
				getConfig(roomIds[i], null);

			}

		}


		// gets Additional Parameters from the URL, and from the
		// downloaded json.
		// also makes sure parameters are in a given range

		function getParamerter(room) {
			var lang;

			lang = room.config.lang;


			if (room.config != null) {
				room.config.switchtime = room.config.switchtime * 1000;
				room.config.calupdate = room.config.calupdate * 60 * 1000;
				room.config.roomupdate = room.config.roomupdate * 1000;
				room.config.configupdate = room.config.configupdate * 60 * 1000;
			}

			if (getUrlParameter("mode") != null) {
				room.config.mode = parseInt(getUrlParameter("mode"));
			}
			if (getUrlParameter("calupdate") != null) {
				room.config.calupdate = (parseInt(getUrlParameter("calupdate")) * 60 * 1000);
			}
			if (getUrlParameter("roomupdate") != null) {
				room.config.roomupdate = (parseInt(getUrlParameter("roomupdate")) * 1000);
			}
			if (getUrlParameter("daystoshow") != null) {
				room.config.daystoshow = parseInt(getUrlParameter("daystoshow"));
			}
			if (getUrlParameter("scaledaysauto") == "true") {
				room.config.scaledaysauto = true;
			}
			if (getUrlParameter("vertical") == "true") {
				room.config.vertical = true;
			}
			if (getUrlParameter("einkmode") == "true") {
				room.config.einkmode = true;
			}

			if (getUrlParameter("scale") != null) {
				room.config.scale = parseInt(getUrlParameter("scale"));
			}
			if (getUrlParameter("rotation") != null) {
				room.config.rotation = parseInt(getUrlParameter("rotation"));
			}
			if (getUrlParameter("switchtime") != null) {
				room.config.switchtime = (parseInt(getUrlParameter("switchtime")) * 1000);
			}
			if (getUrlParameter("configupdate") != null) {
				room.config.configupdate = (parseInt(getUrlParameter("configupdate")) * 60 * 1000);
			}

			// parameter validation
			if (room.config.switchtime == null || isNaN(room.config.switchtime) || room.config.switchtime > 120
				|| room.config.switchtime < 1) {
				room.config.switchtime = 5;
			}
			if (room.config.scale == null || isNaN(room.config.scale) || room.config.scale > 90 || room.config.scale < 10) {
				room.config.scale = 50;
			}
			if (room.config.vertical == null) {
				room.config.vertical = false;
			}
			if (room.config.daystoshow == null || isNaN(room.config.daystoshow) || room.config.daystoshow > 7
				|| room.config.daystoshow < 1) {
				room.config.daystoshow = 7;
			}

			if (room.config.roomupdate == null || isNaN(room.config.roomupdate) || room.config.roomupdate < 1000) {
				room.config.roomupdate = 20 * 1000;
			}
			if (room.config.configupdate == null || isNaN(room.config.configupdate) || (room.config.configupdate < 1)) {
				room.config.configupdate = 30 * 60 * 1000;
			}

			if (room.config.calupdate == null || isNaN(room.config.calupdate) || room.config.calupdate < 60 * 1000) {
				room.config.calupdate = 30 * 60 * 1000;
			}
			if (room.config.mode == null || isNaN(room.config.mode) || room.config.mode > 4 || room.config.mode < 1) {
				room.config.mode = 1;
			}
			if (room.config.rotation == null || isNaN(room.config.rotation) || room.config.rotation < 0
				|| room.config.rotation > 4) {
				room.config.rotation = 0;
			}

			if (getUrlParameter("lang") != null && getUrlParameter("lang") in translation) {
				room.config.lang = getUrlParameter("lang");
			}
			$('html').attr('lang', lang);
		}

		// generates the Room divs and calls the needed functions depending on the rooms mode
		function initRooms() {

			var width = "100%";
			var height = "100%";
			if (roomsToshow == 2 || roomsToshow == 4) {
				width = "50%";
			}
			if (roomsToshow == 3) {
				width = "33%";
			}
			if (roomsToshow == 4) {
				height = "50%";
			}
			var i = 0;
			for (var t = 0; t < roomIds.length; t++) {
			    var property = roomIds[t];
				var text = "<div class='roompadding'   id ='roompadding_" + rooms[property].id + "'></div>";
				$("body").append(text);


				var obj = document.getElementById("roompadding_" + rooms[property].id);
				obj.style.height = height;
				obj.style.width = width;
				text = "<div class='room'   id ='room_" + rooms[property].id + "'></div>";

				$("#roompadding_" + rooms[property].id).append(text);


				text = "<div id='header_" + rooms[property].id + "' class='row'>" +
					"<div class='header col-2'>" +
					"<div class='font' id='roomHeader_" + rooms[property].id + "'></div>" +
					"</div>" +
					"<div class='col-1 courseText header'>" +
					"<div class='font' id='courseHeading_" + rooms[property].id + "'></div>" +
					"</div>" +
					"<div class='square .col-2' id='square_" + rooms[property].id + "'>" +
					"<div class='FreeSeatsFont' id='freeSeatsHeader_" + rooms[property].id + "'></div>" +
					"</div>" +
					"</div>";
				$("#room_" + rooms[property].id).append(text);

				if (rooms[property].name != null) {
					$("#roomHeader_" + rooms[property].id).text(rooms[property].name);
				}

				if (roomsToshow == 2) {
					document.getElementById("square_" + rooms[property].id).style.width = "6vw";
					document.getElementById("square_" + rooms[property].id).style.height = "6vw";
					document.getElementById("roomHeader_" + rooms[property].id).style.fontSize = "1.8vw";
					document.getElementById("freeSeatsHeader_" + rooms[property].id).style.fontSize = "4.5vw";
					document.getElementById("courseHeading_" + rooms[property].id).style.fontSize = "1.8vw";
					var headers =     document.getElementsByClassName('header');
					for(var j=0; j<headers.length; j++) {
						headers[j].style.height= "6vw";
					}
				}
				if (roomsToshow == 3) {
					document.getElementById("square_" + rooms[property].id).style.width = "4vw";
					document.getElementById("square_" + rooms[property].id).style.height = "4vw";
					document.getElementById("roomHeader_" + rooms[property].id).style.fontSize = "1.2vw";
					document.getElementById("freeSeatsHeader_" + rooms[property].id).style.fontSize = "2.5vw";
					document.getElementById("courseHeading_" + rooms[property].id).style.fontSize = "1.2vw";
					var headers =     document.getElementsByClassName('header');
					for(var j=0; j<headers.length; j++) {
						headers[j].style.height= "4vw";
					}

				}
				if (roomsToshow == 4) {
					document.getElementById("square_" + rooms[property].id).style.width = "4vw";
					document.getElementById("square_" + rooms[property].id).style.height = "4vw";
					document.getElementById("roomHeader_" + rooms[property].id).style.fontSize = "1.5vw";
					document.getElementById("freeSeatsHeader_" + rooms[property].id).style.fontSize = "2.5vw";
					document.getElementById("courseHeading_" + rooms[property].id).style.fontSize = "1.5vw";

					var headers =     document.getElementsByClassName('header');
					for(var j=0; j<headers.length; j++) {
						headers[j].style.height= "4vw";
					}
				}


				if (rooms[property].config.mode == 1) {
					setUpCalendar(rooms[property].config.scale + "%", rooms[property].config.daystoshow, rooms[property]);
					preInitRoom(rooms[property]);

				} else if (rooms[property].config.mode == 2) {
					setUpCalendar("100%", rooms[property].config.daystoshow, rooms[property]);

				} else if (rooms[property].config.mode == 3) {
					preInitRoom(rooms[property]);
					getOpeningTimes(rooms[property]);
				} else if (rooms[property].config.mode == 4) {

					setUpCalendar("100%", rooms[property].config.daystoshow, rooms[property]);
					preInitRoom(rooms[property]);
					generateProgressBar(rooms[property].id);
				}

				i++;
			}

			setInterval(mainUpdateLoop, 1000);
		}


		function addIdToUpdateList(list,id) {
        	if(list=="") {
                list += id;
            } else {
                list +=(","+ id);
            }
            return list;
		}


		// Main Update loop, this loop runs every 1 seconds and calls all
		// function which should be called periodically
		var timeSteps = 10;

		function mainUpdateLoop() {

		    // check ervery 10 sec if rooms need new calendar data or room data
			// groups request

			if(timeSteps > 9) {
			    timeSteps = 0;

                    var calendarUpdateIds ="";
                    var rommUpdateIds="";
                    for (var property in rooms) {
                        if (rooms[property].config.lastCalendarUpdate == null || rooms[property].config.lastCalendarUpdate  + rooms[property].config.calupdate < MyDate().getTime()) {

                            calendarUpdateIds = addIdToUpdateList(calendarUpdateIds,rooms[property].id);
                            rooms[property].config.lastCalendarUpdate = MyDate().getTime();
                        }
                        if (rooms[property].config.lastRoomUpdate == null || rooms[property].config.lastRoomUpdate  + rooms[property].config.roomupdate < MyDate().getTime()) {
                            rommUpdateIds= addIdToUpdateList(rommUpdateIds,rooms[property].id);
                            rooms[property].config.lastRoomUpdate = MyDate().getTime();
                        }
                    }


                    if (calendarUpdateIds != "") {
                        queryCalendars(calendarUpdateIds);
                    }
              	  	if (rommUpdateIds != "") {
                    	queryRooms(rommUpdateIds);
                	}
                }


			// switches calendar and roomlayout in mode 4

			for (var property in rooms) {
				if (rooms[property].config.mode == 4) {
					if (rooms[property].lastSwitchTime == null
						|| rooms[property].lastSwitchTime + rooms[property].config.switchtime * 1000 < MyDate().getTime()) {


						switchLayout(rooms[property]);
						MoveProgressBar(rooms[property].id, rooms[property].config.switchtime);

						if (rooms[property].lastSwitchTime == null) {
							rooms[property].lastSwitchTime = MyDate().getTime();
						} else {
							rooms[property].lastSwitchTime = rooms[property].lastSwitchTime + rooms[property].config.switchtime * 1000;
						}
					}

					//
				}
				// Updateing All room Headers

				UpdateRoomHeader(rooms[property]);
			}


			// reload site at midnight
			var now = new MyDate();
			if (date != null) {
				if (date.getDate() != now.getDate()) {
					location.reload(true);
				}
			}
			date = now;
            timeSteps++;

		}

		// Generates a room Object and adds it to the rooms array
		function addRoom(id, name, config) {
			var room = {
				id: id,
				name: name,
				timetable: null,
				currentEvent: null,
				nextEventEnd: null,
				timeTilFree: null,
				state: null,
				openingTimes: null,
				config: config,
				currentfreePcs: 0,
				layout: null,
				freePcs: 0,
				resized: false,
				lastCalendarUpdate:null,
				lastRoomUpdate:null,
				getState: function () {
					if (this.state == null) {
						ComputeCurrentState(this);
						return this.state;
					}
					if (this.state.end != "") {
						if (this.state.end < new MyDate()) {
							ComputeCurrentState(this);
						}
					}
					return this.state;
				}


			}
			getParamerter(room);
			rooms[id] = room;
			return room;

		}

		// inilizes the Calendar for an room

		function setUpCalendar(percent, daysToShow, room) {
			generateCalendarDiv(percent, room);
			var $calendar = $("#calendar_" + room.id).weekCalendar({
				timeslotsPerHour: 1,
				timeslotHeight: 30,
				daysToShow: daysToShow,
				height: function ($calendar) {
					var height = $(window).height();
					if(roomsToshow == 4) {
						height = height/2;
					}

					height = height- document.getElementById('header_' + room.id).clientHeight - 5;
					if (room.config.mode == 1 && room.config.vertical) {
						height = height * (room.config.scale / 100)
					}
					return height;
				},
				eventRender: function (calEvent, $event) {
					if (calEvent.end.getTime() < new MyDate().getTime()) {
						$event.css("backgroundColor", "#aaa");
						$event.find(".time").css({"backgroundColor": "#999", "border": "1px solid #888"});
					} else if (calEvent.end.getTime() > new MyDate().getTime() && calEvent.start.getTime() < new MyDate().getTime()) {
						$event.css("backgroundColor", "#25B002");
						$event.find(".time").css({"backgroundColor": "#25B002", "border": "1px solid #888"});
					}
				},
				date: MyDate(),
				dateFormat: "j.n",
				timeFormat: "G:i",
                scrollToHourMillis:500,
				use24Hour: true,
				readonly: true,
				showHeader: false,
				hourLine: true,
				shortDays: t("shortDays"),
				longDays: t("longDays"),
				buttons: false,
				timeSeparator: " " + t("to") + " ",
				startOnFirstDayOfWeek: false,
				displayFreeBusys: true,
				defaultFreeBusy: {free: false}
			});
			getOpeningTimes(room);


		}

		// downloads openingTimes for an room
		function getOpeningTimes(room) {
			$.getJSON("../../../api.php?do=locationinfo&action=openingtime&id=" + room.id, function (result) {
                if(Object.prototype.toString.call( result ) === '[object Array]' ) {
                    if(result.length > 0){
                        SetOpeningTimes(result[0].openingtime, room);
					}
				}
				scaleCalendar(room);

			})
				.error(function () {
					scaleCalendar(room);

				})
		}



		function generateCalendarDiv(width, room) {
			var div = document.createElement("div");
			div.id = "calendar_" + room.id;
			div.className = "calendar";
			if (room.config.vertical && room.config.mode == 1) {
				width = 100 + "%";
				div.float = "Top";
			}
			div.style.width = width;
			//document.body.appendChild(div);
			$("#room_" + room.id).append(div);

		}

		// sets the opening Time in the calendar plugin and saves it in the room object
		function SetOpeningTimes(parsedOpenings, room) {
			var opening = 24;
			var close = 0;
			room.openingTimesCalendar = [];
			room.openingTimes = [parsedOpenings['Sunday'], parsedOpenings['Monday'], parsedOpenings['Tuesday'],
				parsedOpenings['Wednesday'], parsedOpenings['Thursday'],
				parsedOpenings['Friday'], parsedOpenings['Saturday']];
			if (room.config.mode == 3) {
				return;
			}
			for (var i = 0; i < 7; i++) {
				var tmp = room.openingTimes[i];
				if (tmp != null) {
					for (var d = 0; d < tmp.length; d++) {
						var day = getNextDayOfWeek(new MyDate(), i);
						room.openingTimesCalendar.push({
							"start": new Date(day.getFullYear(), day.getMonth(), day.getDate(),
								tmp[d]['HourOpen'], tmp[d]['MinutesOpen']),
							"end": new Date(day.getFullYear(), day.getMonth(),
								day.getDate(), tmp[d]['HourClose'], tmp[d]['MinutesClose']),
							"free": true
						});
						if (parseInt(tmp[d]['HourOpen']) < opening) {
							opening = tmp[d]['HourOpen'];
						}
						if (parseInt(tmp[d]['HourClose']) > close) {
							close = tmp[d]['HourClose'];
							if (parseInt(tmp[d]['MinutesClose']) != 0) {
								close++;
							}
						}
					}
				}
			}
			if (parsedOpenings.length == 0) {
				opening = 0;
				close = 24;
			}
			room.openTimes = close - opening;
			$('#calendar_' + room.id).weekCalendar("option", "businessHours", {
				start: parseInt(opening),
				end: parseInt(close),
				limitDisplay: true
			});
		}

		// querys the Calendar data
		function queryCalendars(ids) {
			var url = "../../../api.php?do=locationinfo&action=calendar&id=" + ids;

			// Todo reimplement Frontend methode if needed
			/*
			 if(!(room.config.calendarqueryurl === undefined)) {
			 url = room.config.calendarqueryurl;
			 }
			 */
			$.ajax({
				url: url,
				dataType: 'json',
				cache: false,
				timeout: 30000,
				success: function (result) {
					var l = result.length;
					for (var i = 0; i < l; i++) {
						updateCalendar(result[i].calendar, rooms[result[i].id]);
					}


				}, error: function () {

				}
			});
		}

		// applays new calendar data to the calendar plugin and also saves it to the room object
		function updateCalendar(json, room) {

			if (json == "") {
				console.log("Error: Calendar data was an empty string.");
				return;
			}
			try {
				room.timetable = json;
				if (room.config.mode != 3) {
					var cal = $('#calendar_' + room.id);
					cal.weekCalendar("option", "data", json);
					cal.weekCalendar("refresh");
					cal.weekCalendar("option", "defaultFreeBusy", {free: false});
					cal.weekCalendar("updateFreeBusy", room.openingTimesCalendar);
				}
				ComputeCurrentState(room);
			} catch (e) {
				console.log("Error: Couldnt add calendar data");
				console.log(e);
			}
		}

		// scales calendar, called once on create and on window resize
		function scaleCalendar(room) {
			if (room.config.mode == 3){
				return;
			}
			if (room.openTimes == null) {
				room.openTimes = 24;
			}
			var cal = $('#calendar_' + room.id);
			var columnWidth = document.getElementById("calendar_" + room.id).getElementsByClassName("wc-day-1")[0].clientWidth;

			if (room.config.scaledaysauto) {
				var result = (cal.weekCalendar("option", "daysToShow") * columnWidth) / 100;
				result = parseInt(Math.min(Math.max(Math.abs(result), 1), 7));
				if (result != parseInt(cal.weekCalendar("option", "daysToShow"))) {

					cal.weekCalendar("option", "daysToShow", Math.abs(result));
				}
			}
			if (((!room.config.scaledaysauto) || cal.weekCalendar("option", "daysToShow") == 1) && columnWidth < 85) {
				cal.weekCalendar("option", "useShortDayNames", true);
			} else {
				cal.weekCalendar("option", "useShortDayNames", false);
			}
			var clientHeight = $(window).height();
			if(roomsToshow == 4) {
				clientHeight = clientHeight/2;
			}

			clientHeight = clientHeight	- document.getElementById('header_' + room.id).clientHeight
				- document.getElementsByClassName("wc-time-column-header")[0].clientHeight -2;
			if (roomsToshow > 1) {
				clientHeight -= 5;
			}
			if (room.config.mode == 1 && room.config.vertical) {

				clientHeight = clientHeight * (room.config.scale / 100);
				clientHeight -= 22;
			}

			var height = clientHeight / (room.openTimes * cal.weekCalendar("option", "timeslotsPerHour"));



            if(height < 30){
                height = 30;
            }


			cal.weekCalendar("option", "timeslotHeight", height);
			if(room.openingTimesCalendar != null) {
                cal.weekCalendar("updateFreeBusy", room.openingTimesCalendar);
            }
            cal.weekCalendar("resizeCalendar");

		}
		// used for countdown
		// computes the time difference between 2 Date objects

		function GetTimeDiferenceAsString(a, b, room) {
			if (a == null || b == null) {
				return "";
			}
			var milliseconds = a.getTime() - b.getTime();
			var seconds = Math.floor((milliseconds / 1000) % 60);
			milliseconds -= seconds * 1000;
			var minutes = Math.floor((milliseconds / (1000 * 60)) % 60);
			milliseconds -= minutes * 1000 * 60;
			var hours = Math.floor((milliseconds / (1000 * 60 * 60)) % 24);

			var days = Math.floor((milliseconds / (1000 * 60 * 60 * 24)) % 31);
			if (seconds < 10) {
				seconds = "0" + seconds;
			}
			if (minutes < 10) {
				minutes = "0" + minutes;
			}
			if (days != 0) {
				// dont show?
				return "";
			}
			if (room.config.einkmode) {
				return hours + ":" + minutes;
			}
			return hours + ":" + minutes + ":" + seconds;
		}

		// returns next cloesing time of a given room
		function GetNextClosing(room) {
			var now = new MyDate();
			var day = now.getDay();
			var offset = 0;
			var bestdate;
			for (var a = 0; a < 7; a++) {
				var tmp = room.openingTimes[day];
				if (tmp != null) {
					for (var i = 0; i < tmp.length; i++) {
						var closeDate = new MyDate();
						closeDate.setDate(now.getDate() + offset);
						closeDate.setHours(tmp[i].HourClose);
						closeDate.setMinutes(tmp[i].MinutesClose);
						closeDate.setSeconds(0);
						if (closeDate > now) {
							if (!IsOpen(new Date(closeDate.getTime() + 60000), room)) {
								if (bestdate == null || bestdate > closeDate) {
									bestdate = closeDate;
								}
							}
						}
					}
				}
				offset++;
				day++;
				if (day > 6) {
					day = 0;
				}
			}
			return bestdate;
		}

		// Checks if given room is open now
		function IsOpenNow(room) {
			var now = new MyDate();
			if (room.openingTimes == null) {

				return false;
			}
			var tmp = room.openingTimes[now.getDay()];
			if (tmp == null) {
				return false;
			}
			for (var i = 0; i < tmp.length; i++) {
				var openDate = new MyDate();
				openDate.setHours(tmp[i].HourOpen);
				openDate.setMinutes(tmp[i].MinutesOpen);
				var closeDate = new MyDate();
				closeDate.setHours(tmp[i].HourClose);
				closeDate.setMinutes(tmp[i].MinutesClose);
				if (openDate < now && closeDate > now) {
					return true;
				}
			}
			return false;
		}

		// checks if a room is on a given date/time open
		function IsOpen(date, room) {
			if (room.openingTimes == null) {
				return false;
			}
			var tmp = room.openingTimes[date.getDay()];
			if (tmp == null) {
				return false;
			}
			for (var i = 0; i < tmp.length; i++) {
				var openDate = new MyDate();
				openDate.setHours(tmp[i].HourOpen);
				openDate.setMinutes(tmp[i].MinutesOpen);
				var closeDate = new MyDate();
				closeDate.setHours(tmp[i].HourClose);
				closeDate.setMinutes(tmp[i].MinutesClose);
				if (openDate < date && closeDate > date) {
					return true;
				}
			}
			return false;
		}


		function GetNextOpening(room) {
			var now = new MyDate();
			var day = now.getDay();
			var offset = 0;
			var bestdate;
			for (var a = 0; a < 7; a++) {
				if (room.openingTimes == null) {
					return null;
				}
				var tmp = room.openingTimes[day];
				if (tmp != null) {
					for (var i = 0; i < tmp.length; i++) {
						var openDate = new MyDate();
						openDate.setDate(now.getDate() + offset);
						openDate.setHours(tmp[i].HourOpen);
						openDate.setMinutes(tmp[i].MinutesOpen);
						if (openDate > now) {
							if (!IsOpen(new Date(openDate.getTime() - 60000), room)) {
								if (bestdate == null || bestdate > openDate) {
									bestdate = openDate;
								}
							}
						}
					}
				}
				offset++;
				day++;
				if (day > 6) {
					day = 0;
				}
			}
			return bestdate;
		}


		// sets Header Text  of a room
		function SetFreeSeats(id, seats) {
			if (seats > 0) {
				$("#freeSeatsHeader_" + id).text(seats);
				$("#square_" + id).css('background-color', '#00dd10');
			} else if (seats == -1) {
				$("#freeSeatsHeader_" + id).text("");
				$("#square_" + id).css('background-color', 'red');
			} else {
				$("#freeSeatsHeader_" + id).text("0");
				$("#square_" + id).css('background-color', 'red');
			}
		}

		function UpdateRoomHeader(room) {
			var tmp = room.getState();
			if (tmp.state == "closed") {
				$("#courseHeading_" + room.id).text(t("closed") + " " + GetTimeDiferenceAsString(tmp.end, new MyDate(), room));
				SetFreeSeats(room.id, room.freePcs);
			} else if (tmp.state == "ClaendarEvent") {
				$("#courseHeading_" + room.id).text(tmp.title);
				SetFreeSeats(room.id, -1);
			} else if (tmp.state == "Free") {
				$("#courseHeading_" + room.id).text(t("free") + " " + GetTimeDiferenceAsString(tmp.end, new MyDate(), room));
				SetFreeSeats(room.id, room.freePcs);
			} else if (tmp.state == "FreeNoEnd") {
				$("#courseHeading_" + room.id).text(t("free"));
				SetFreeSeats(room.id, room.freePcs);
			}
		}

		// computes state of a room, states are:
		// closed, FreeNoEnd, Free, ClaendarEvent.
		function ComputeCurrentState(room) {
			if (!IsOpenNow(room)) {
				room.state = {state: "closed", end: GetNextOpening(room), title: "", next: ""};

				return;
			}
			var closing = GetNextClosing(room);

			var event = getNextEvent(room.timetable);

			// no event and no closing
			if (closing == null && event == null) {
				room.state = {state: "FreeNoEnd", end: "", title: "", next: ""};
				return;
			}

			// no event so closing is next
			if (event == null) {
				room.state = {state: "Free", end: closing, title: "", next: "closing"};
				return;
			}

			// event is at the moment
			if ((closing == null || event.start.getTime() < closing.getTime()) && event.start.getTime() < new MyDate()) {
				room.state = {state: "ClaendarEvent", end: event.end, title: event.title, next: ""};
				return;
			}

			// no closing so event is next
			if (closing == null) {
				room.state = {state: "Free", end: event.start, title: "", next: "event"};
				return;
			}

			// event sooner then closing
			if (event.start.getTime() < closing) {
				room.state = {state: "Free", end: event.start, title: "", next: "event"};
			} else if (event.start.getTime() > closing) {
				room.state = {state: "Free", end: closing, title: "", next: "closing"};
			}

		}

		// returns next event from a given json of events
		function getNextEvent(json) {
			var event;
			var now = new MyDate();
			if (json == null) {
				return;
			}
			for (var i = 0; i < json.length; i++) {
				//event is now active
				if (json[i].start.getTime() < now.getTime() && json[i].end.getTime() > now.getTime()) {
					return json[i];
				}
				//first element to consider
				if (event == null) {
					if (json[i].start.getTime() > now.getTime()) {
						event = json[i];
					}
				}
				if (json[i].start.getTime() > now.getTime() && event.start.getTime() > json[i].start.getTime()) {
					event = json[i];
				}
			}
			return event;
		}

		function getNextDayOfWeek(date, dayOfWeek) {
			// Code to check that date and dayOfWeek are valid left as an exercise ;)

			var resultDate = new Date(date.getTime());

			resultDate.setDate(date.getDate() + (7 + dayOfWeek - date.getDay()) % 7);

			return resultDate;
		}
		/*
		 /========================================== Room Layout =============================================
		 */


		var picSizeX = 3.8;
		var picSizeY = 3;


		function generateRoomLayoutDiv(width, room) {
			var div = document.createElement("div");
			div.id = "roomLayout_" + room.id;
			div.className = "roomLayoutDesign";
			if ((room.config.vertical && room.config.mode == 1) || (room.config.mode == 3) || (room.config.mode == 4)) {
				width = 100 + "%";
				div.float = "Top";
			}

			div.style.width = width;
			//document.body.appendChild(div);
			$("#room_" + room.id).append(div);

		}
		function preInitRoom(room) {

			$.getJSON("../../../api.php?do=locationinfo&action=roominfo&id=" + room.id + "&coords=1", function (result) {
				generateRoomLayoutDiv((100 - room.config.scale) + "%", room);
				if (result[0] == null) {

					return;
				}
				initRoom(result[0].computer, (100 - room.config.scale) + "%", room);

			}).error(function () {

				generateRoomLayoutDiv((100 - room.config.scale) + "%", room);
			})
		}

		// Main funciton for generating the Room Layout

		function initRoom(layout, scale, room) {
			var maxX;
			var maxY;
			var minY;
			var minX;
			var xDifference;
			var yDifference;
			room.layout = layout;
			if (layout == null || layout.length == 0) {
				return;
			}
			if (room.config.rotation != 0) {
				rotateRoom(room.config.rotation, layout);
			}


			for (var i = 0; i < layout.length; i++) {
				if (!isNaN(parseInt(layout[i].x)) && !isNaN(parseInt(layout[i].y)) && layout[i].y != null && layout[i].y != null) {
					if (minX === undefined) {
						minX = parseInt(layout[i].x);
					}
					if (minY === undefined) {
						minY = parseInt(layout[i].y);
					}
					if (maxX === undefined) {
						maxX = parseInt(layout[i].x);
					}
					if (maxY === undefined) {
						maxY = parseInt(layout[i].y);
					}
					if (parseInt(layout[i].x) < parseInt(minX)) {
						minX = parseInt(layout[i].x);
					}
					if (parseInt(layout[i].y) < parseInt(minY)) {
						minY = parseInt(layout[i].y);
					}
					if (parseInt(layout[i].x) > parseInt(maxX)) {
						maxX = parseInt(layout[i].x);
					}
					if (parseInt(layout[i].y) > parseInt(maxY)) {
						maxY = parseInt(layout[i].y);
					}
				}
			}

			xDifference = maxX - minX;
			yDifference = maxY - minY;

			room.xDifference = xDifference;
			room.yDifference = yDifference;
			room.minX = minX;
			room.minY = minY;
			room.maxX = maxX;
			room.maxY = maxY;

			generateOffsetAndScale(room);
			setUpRoom(room, layout);
			scaleRoom(room);
			UpdatePc(layout, room);

		}

		function generateOffsetAndScale(room) {


			var clientHeight = $(window).height();
			if(roomsToshow == 4) {
				clientHeight = clientHeight/2;
			}

			clientHeight = clientHeight- document.getElementById('header_' + room.id).clientHeight - 5;

			if (roomsToshow > 1) {
				clientHeight -= 5;
			}
			if (room.config.vertical && room.config.mode == 1) {
				clientHeight = clientHeight * (1 - (room.config.scale / 100));
			}
			var roomLayout = document.getElementById('roomLayout_' + room.id);
			var clientWidth = roomLayout.clientWidth;
			roomLayout.style.height = clientHeight + "px";

			var scaleX;
			if (room.xDifference != 0) {
				scaleX = clientWidth / room.xDifference;
			} else {
				scaleX = clientWidth;
			}
			var scaleY;
			if (room.yDifference != 0) {
				scaleY = clientHeight / room.yDifference;
			} else {
				scaleY = clientHeight;
			}
			var scaleYs = (clientHeight - (picSizeY * scaleY)) / room.yDifference;
			var scaleXs = (clientWidth - (picSizeX * scaleX)) / room.xDifference;
			if (scaleYs <= 0) {
				scaleYs = 9999;
			}
			if (scaleXs <= 0) {
				scaleXs = 9999;
			}


			var tmp = [scaleYs, scaleY, scaleXs, scaleX,(clientHeight *0.9) / picSizeY,(clientWidth *0.9) / picSizeX];
			room.scale = Math.min.apply(Math, tmp);
			room.xOffset = 0 - room.minX;
			room.yOffset = 0 - room.minY;
			room.xOffset += ((1 / 2 * (clientWidth - (((room.maxX + room.xOffset) * room.scale) + picSizeX * room.scale))) / room.scale);
			room.yOffset += ((1 / 2 * (clientHeight - (((room.maxY + room.yOffset) * room.scale) + picSizeY * room.scale))) / room.scale);
		}

		// adds images for each pc to Room Layout
		function setUpRoom(room, layout) {
			for (var i = 0; i < layout.length; i++) {

				if (layout[i].y != null && layout[i].x != null && !isNaN(layout[i].y) && !isNaN(layout[i].x)) {
					var text =  "<div class= 'PCImgDiv'  id ='layout_PC_div_" + room.id + "_"+layout[i].id +"'>" +

							"<div class= 'OverlayDiv' id ='layout_PC_overlay_"+ room.id + "_"+layout[i].id +"'>" +
							"</div>"+
						"<img class= 'pcImg' id ='layout_PC_" + room.id + "_"+layout[i].id +"'> </img>" +
						"</div>";

					$('#roomLayout_' + room.id).append(text);
					if(layout[i].hasOwnProperty('overlay')) {
						for (var a = 0; a < layout[i].overlay.length; a++) {
							addOverlay($('#layout_PC_overlay_' + room.id + "_" + layout[i].id), layout[i].overlay[a]);
						}
					}
				}
			}
		}

		function addOverlay(object,overlayName) {


			var a = [".svg",".png","jpg"];
			var imgname;
			for (var i = 0; i < a.length; a++ ) {
				if(imageExists("img/overlay/" + overlayName + a[i])) {
					imgname = "img/overlay/" + overlayName + a[i];
					break;
				}

			}
			if(imgname == null)
			{
				return;
			}
			var text = $("<img class='overlay'  src='"+ imgname+"'></img>");
			text.addClass("overlay-"+overlayName);

			object.append(text);


		}

		var imgExists = {};
		// checks if images exists (chaches it also)
		function imageExists(image_url){
			if(!imgExists.hasOwnProperty(image_url))
			{
				var http = new XMLHttpRequest();
				http.open('HEAD', image_url, false);
				http.send();
				imgExists[image_url] = http.status != 404;
			}
			return imgExists[image_url];

		}

		// querys Pc states
		function queryRooms(ids) {
			$.ajax({
				url: "../../../api.php?do=locationinfo&action=roominfo&id=" + ids + "&coords=0",
				dataType: 'json',
				cache: false,
				timeout: 30000,
				success: function (result) {
					var l = result.length;
					if(result[0]== null){
						console.log("Error: Backend reported null back for RoomUpdate, this might happend if the room isn't" +
							"configurated.");
						return;
					}
					for (var i = 0; i < l; i++) {

						UpdatePc(result[i].computer, rooms[result[i].id]);
					}
				}, error: function () {

				}
			})
		}

		// adjust pc coordinate depending on room rotation
		function rotateRoom(r, layout) {
			for (var z = 0; z < r; z++) {
				for (var i = 0; i < layout.length; i++) {
					var x = parseInt(layout[i].x);
					var y = parseInt(layout[i].y);
					layout[i].x = y;
					layout[i].y = -x;
				}
			}
		}

		// Positions the computer images in the roomLayout div accoring to ther potion and div size
		function scaleRoom(room) {
			if (room.layout == null) {
				return;
			}
			for (var i = 0; i < room.layout.length; i++) {
				if (room.layout[i].y != null && room.layout[i].x != null && !isNaN(room.layout[i].y) && !isNaN(room.layout[i].x)) {
					var tmp = document.getElementById("layout_PC_div_" + room.id + "_" + room.layout[i].id);
					var img  = document.getElementById("layout_PC_" + room.id + "_" + room.layout[i].id);
					if (tmp != null) {
						tmp.style.width = (picSizeX * room.scale);
						tmp.setAttribute("style","width:"+(picSizeX * room.scale)+"px");
						tmp.style.height = (picSizeY * room.scale)+"px";
						tmp.style.left = ((parseInt(room.layout[i].x) + room.xOffset) * room.scale) + "px";
						tmp.style.top = ((parseInt(room.layout[i].y) + room.yOffset) * room.scale ) + "px";
					}
				}
			}
		}

		// Updates the images of the pcs
		// also computes how much pcs are free
		function UpdatePc(update, room) {
			if (update === undefined || update == null) {
				return;
			}
			var freePcs = 0;
			for (var i = 0; i < update.length; i++) {
				var imgobj = document.getElementById("layout_PC_" + room.id + "_" + update[i].id);


				var img;
				// Pc free
				if (update[i].pcState == "0") {
					if (supportSvg) {
						img = "img/pc_free";
					} else {
						imgobj.style.backgroundColor = "green";
					}
					freePcs++;
					// Pc in use
				} else if (update[i].pcState == "1") {
					if (supportSvg) {
						img = "img/pc_used";
					} else {
						imgobj.style.backgroundColor = "red";
					}
					// PC off
				} else if (update[i].pcState == "2") {
					if (supportSvg) {
						img = "img/pc_off";
					} else {
						imgobj.style.backgroundColor = "black";
					}
					freePcs++;
				} else {
					if (supportSvg) {
						img = "img/pc_defect";
					} else {
						imgobj.style.backgroundColor = "black";
					}
				}

				if (imgobj != null && supportSvg) {
					if (room.config.einkmode) {
						img = img + "_eink";
					}
					imgobj.src = img + ".svg";
				}

			}

			room.freePcs = freePcs;


		}

		/*
		 /========================================== Misc =============================================
		 */
		var resizeTimeout;

		// called when browser window changes size
		// scales calendar and room layout acordingly
		$(window).resize(function () {

			clearTimeout(resizeTimeout);
			resizeTimeout =setTimeout(function () {

				for (var property in rooms) {

					rooms[property].resized = true;
					if (rooms[property].config.mode != null) {
						if (rooms[property].config.mode != 3) {
							scaleCalendar(rooms[property]);

						}
						if (rooms[property].config.mode != 2) {
							generateOffsetAndScale(rooms[property]);
							scaleRoom(rooms[property]);
						}
					}
				}
			}, 50);
		});

		// returns parameter value from the url
		var getUrlParameter = function getUrlParameter(sParam) {
			var sPageURL = decodeURIComponent(window.location.search.substring(1)),
				sURLVariables = sPageURL.split('&'),
				sParameterName,
				i;

			for (i = 0; i < sURLVariables.length; i++) {
				sParameterName = sURLVariables[i].split('=');

				if (sParameterName[0] === sParam) {
					return sParameterName[1] === undefined ? true : sParameterName[1];
				}
			}
		};


		function t(toTranslate) {
			var r = translation[$('html')[0].lang][toTranslate];
			if (r === undefined) {
				r = translation['en'][toTranslate]
			}
			return r;
		}

		// switches from calendar to room and vice versa, used in mode 4
		function switchLayout(room) {
			var car = document.getElementById("calendar_" + room.id);
			var roomLayout = document.getElementById("roomLayout_" + room.id);

			if (car.style.display == "none") {
				roomLayout.style.display = "none";
				car.style.display = "block";
				if (room.resized) {
					scaleCalendar(room);
					room.resized = false;
				}
			} else {
				car.style.display = "none";
				roomLayout.style.display = "block";
				if (room.resized) {
					generateOffsetAndScale(room);
					scaleRoom(room);
					room.resized = false;
				}
			}
		}

		// adds a progressbar to a given room (id) used in mode 4
		function generateProgressBar(id) {

			var div = document.createElement("div");
			div.id = "progressBar_" + id;
			div.classList.add("progressbar");
			//document.body.appendChild(div);
			$("#room_" + id).append(div);

		}
		function MoveProgressBar(roomId, time) {
			var elem = document.getElementById("progressBar_" + roomId);
			var width = 1;
			var id = setInterval(frame, time * 10);

			function frame() {
				if (width >= 100) {
					clearInterval(id);
				} else {
					width++;
					elem.style.width = width + '%';
				}
			}
		}


	</script>
</head>
<body>
</body>
</html>