ttss/mpk-ttss - git.Jacekk.net

			@@ -1,18 +1,3 @@
			<!--
			URLs:

			MODE=arrival,departure

			http://www.ttss.krakow.pl

			/internetservice/services/passageInfo/stopPassages/stop?stop=84&mode=MODE
			/internetservice/services/passageInfo/stopPassages/stopPoint?stopPoint=stopPoint&mode=MODE

			/internetservice/services/routeInfo/routeStops?routeId=

			/internetservice/services/lookup/autocomplete/nearStops/json?lat=&lon=
			/internetservice/services/lookup/autocomplete/json?query=
			-->
			<!DOCTYPE html>
			<html lang="en">
			<head>
			@@ -36,6 +21,23 @@
			}
			.input-group-btn:first-child {
			width: 50%;
			}
			@keyframes blink {
			50% { color: transparent; }
			}
			.status-boarding {
			animation: blink 1s linear infinite;
			}
			.status-delayed {
			font-weight: bold;
			}
			.bg-active {
			background-color: #eee;
			}
			.label.bg-success, .label.bg-warning, .label.bg-danger, .label.bg-active {
			color: black;
			font-weight: normal;
			font-size: inherit;
			}
			</style>
			</head>
			@@ -121,327 +123,22 @@
			</tbody>
			</table>
			-->

			<p class="small">
			Legend:
			<span class="label bg-success">At stop</span>
			<span class="label bg-warning">Slightly delayed</span>
			<span class="label bg-danger">Heavily delayed</span>
			<span class="label bg-active">Departed</span>
			</p>

			<p class="small">Relative times (eg. 3 min) are real-time arrivals based on tram location data. Absolute times (eg. 8:01) are scheduled departures, shown when the tram cannot be located. "?" means unknown delay.</p>

			<p class="small">© 2016 Jacek Kowalski - <a href="https://github.com/jacekkow/mpk-ttss">Source</a> - <a href="https://raw.githubusercontent.com/jacekkow/mpk-ttss/master/LICENSE">License</a></p>
			</div>
			</div>
			</div>
			<script src="https://code.jquery.com/jquery-3.1.1.min.js" integrity="sha384-3ceskX3iaEnIogmQchP8opvBy3Mi7Ce34nWjpBIwVTHfGYWQS9jwHDVRnpKKHJg7" crossorigin="anonymous"></script>
			<script type="text/javascript">
			//var ttss_base = 'http://www.ttss.krakow.pl/internetservice/services';
			var ttss_base = '/proxy.php';
			var ttss_refresh = 20000; // 20 seconds

			var stop_id;
			var stop_name = document.getElementById('stop-name');
			var stop_name_form = stop_name.form;
			var stop_name_autocomplete = document.getElementById('stop-name-autocomplete');
			var stop_name_autocomplete_xhr;

			var times_xhr;
			var times_timer;
			var times_stop_name = document.getElementById('times-stop-name');
			var times_alerts = document.getElementById('times-alerts');
			var times_table = document.getElementById('times-table');
			var times_lines = document.getElementById('times-lines');

			/*
			var route_xhr;
			var route_line = document.getElementById('route-line');
			var route_table = document.getElementById('route-table');
			*/

			var refresh_button = document.getElementById('refresh');
			var refresh_text = document.getElementById('refresh-text');
			var refresh_time;
			var refresh_timer;

			var alert = document.getElementById('alert');
			var alert_text = document.getElementById('alert-text');
			var alert_close = document.getElementById('alert-close');

			function parseStatus(status) {
			switch(status.status) {
			case 'STOPPING':
			return '<<<';
			case 'PREDICTED':
			if(status.actualRelativeTime <= 0)
			return '<<<';
			if(status.actualRelativeTime >= 60)
			return Math.floor(status.actualRelativeTime / 60) + ' min';
			return status.actualRelativeTime + ' s';
			case 'DEPARTED':
			return Math.floor(-status.actualRelativeTime / 60) + ' min ago';
			default:
			return status.mixedTime;
			}
			}

			function parseTime(date, time) {
			var result = new Date(date.getFullYear(), date.getMonth(), date.getDay());
			var time_split = time.split(':');
			result.setHours(time_split[0]);
			result.setMinutes(time_split[1]);

			if(result.getTime() - date.getTime() > 72000000) {
			result.setTime(result.getTime() - 86400000);
			}

			if(date.getTime() - result.getTime() > 72000000) {
			result.setTime(result.getTime() + 86400000);
			}

			return result;
			}

			function parseDelay(status) {
			if(!status.actualTime) return '?';
			if(!status.plannedTime) return '?';

			var now = new Date();
			var actual = parseTime(now, status.actualTime);
			var planned = parseTime(now, status.plannedTime);

			return ((actual.getTime() - planned.getTime()) / 1000 / 60) + ' min';
			}

			function deleteChildren(element) {
			while(element.lastChild) element.removeChild(element.lastChild);
			}

			function addElementWithText(parent, element, text) {
			var elem = document.createElement(element);
			elem.appendChild(document.createTextNode(text));
			parent.appendChild(elem);
			return elem;
			}

			function addCellWithText(parent, text) {
			addElementWithText(parent, 'td', text);
			}

			function addParaWithText(parent, text) {
			addElementWithText(parent, 'p', text);
			}

			function setText(element, text) {
			deleteChildren(element);
			element.appendChild(document.createTextNode(text));
			}

			function fail(message, more) {
			if(refresh_timer) clearInterval(refresh_timer);
			if(times_timer) clearTimeout(times_timer);

			setText(alert_text, message);
			alert.style.display = 'block';

			console.log(message + ' More details follow.');
			if(more) console.log(more);
			}

			function fail_ajax(data) {
			// abort() is not a failure
			if(data.readyState == 0 && data.statusText == 'abort') return;

			if(data.status == 0) {
			fail('Request failed - please check your network connectivity.', data);
			} else if (data.statusText) {
			fail('Internet request failed with error: ' + data.statusText + '.', data);
			} else {
			fail('Internet request failed.', data);
			}
			}

			function loadTimes(stopId = null, clearRoute = false) {
			if(!stopId) stopId = stop_id;
			if(!stopId) return;

			if(times_timer) clearTimeout(times_timer);
			if(times_xhr) times_xhr.abort();

			refresh_button.removeAttribute('disabled');

			times_xhr = $.get(
			ttss_base + '/passageInfo/stopPassages/stop'
			+ '?stop=' + encodeURIComponent(stopId)
			+ '&mode=departure'
			).done(function(data) {
			setText(times_stop_name, data.stopName);
			deleteChildren(times_alerts);
			deleteChildren(times_table);
			deleteChildren(times_lines);
			/*
			if(clearRoute) {
			deleteChildren(route_line);
			deleteChildren(route_table);
			}
			*/

			for(var i = 0, il = data.generalAlerts.length; i < il; i++) {
			addParaWithText(times_alerts, data.generalAlerts[i]);
			}

			for(var i = 0, il = data.old.length; i < il; i++) {
			var tr = document.createElement('tr');
			addCellWithText(tr, data.old[i].patternText);
			addCellWithText(tr, data.old[i].direction);
			var status = parseStatus(data.old[i]);
			addCellWithText(tr, status);
			addCellWithText(tr, '');

			tr.className = 'active';
			times_table.appendChild(tr);
			}

			for(var i = 0, il = data.actual.length; i < il; i++) {
			var tr = document.createElement('tr');
			addCellWithText(tr, data.actual[i].patternText);
			addCellWithText(tr, data.actual[i].direction);
			var status = parseStatus(data.actual[i]);
			addCellWithText(tr, status);
			var delay = parseDelay(data.actual[i]);
			addCellWithText(tr, delay);

			if(status == '<<<') tr.className = 'success';
			else if(parseInt(delay) > 9) tr.className = 'danger';
			else if(parseInt(delay) > 3) tr.className = 'warning';
			times_table.appendChild(tr);
			}

			for(var i = 0, il = data.routes.length; i < il; i++) {
			var tr = document.createElement('tr');
			addCellWithText(tr, data.routes[i].name);
			addCellWithText(tr, data.routes[i].directions.join(' - '));
			addCellWithText(tr, data.routes[i].authority);

			/*
			tr.addEventListener('click', function(routeId, routeTr){ return function(e) {
			var trs = tr.parentNode;
			for(var i = 0; i < trs.childNodes.length; i++) {
			trs.childNodes[i].removeAttribute('class');
			}
			routeTr.className = 'warning';

			if(route_xhr) route_xhr.abort();
			route_xhr = $.get(
			ttss_base + '/routeInfo/routeStops'
			+ '?routeId=' + encodeURIComponent(routeId)
			).done(function(data) {
			setText(route_line, data.route.name + ': '
			+ data.route.directions.join(' - '));
			deleteChildren(route_table);

			routeTr.className = 'success';

			for(var i = 0, il = data.stops.length; i < il; i++) {
			var tr = document.createElement('tr');
			addCellWithText(tr, data.stops[i].name);
			route_table.appendChild(tr);
			}
			}).fail(fail_ajax);
			}}(data.routes[i].id, tr));
			*/

			times_lines.appendChild(tr);

			for(var j = 0, jl = data.routes[i].alerts.length; j < jl; j++) {
			addParaWithText(
			times_alerts,
			'Line ' + data.routes[i].name + ': '
			+ data.routes[i].alerts[j]
			);
			}
			}

			startTimer(new Date());

			times_timer = setTimeout(function(){ loadTimes(); }, ttss_refresh);
			}).fail(fail_ajax);
			}

			function declinate(num, singular, plural) {
			if(num == 1) return num + ' ' + singular;
			return num + ' ' + plural;
			}

			function startTimer(date) {
			if(date) {
			setText(refresh_text, 'Last refreshed: just now')
			refresh_time = date;
			}
			if(!refresh_time) return;
			if(refresh_timer) clearInterval(refresh_timer);

			var now = new Date();
			var ms = now.getTime() - refresh_time.getTime();

			var interval = 1000;
			if(ms >= 120000) interval = 60000;

			refresh_timer = setInterval(function() {
			var now = new Date();
			var ms = now.getTime() - refresh_time.getTime();

			if(ms >= 120000) {
			setText(refresh_text, 'Last refreshed: '
			+ declinate(Math.floor(ms / 60000), 'minute ago', 'minutes ago'));
			startTimer();
			} else {
			setText(refresh_text, 'Last refreshed: '
			+ declinate(Math.floor(ms / 1000), 'second ago', 'seconds ago'));
			}
			}, interval);
			}

			function init() {
			if(!window.jQuery) {
			fail('Required JavaScript jQuery library failed to load. You may try refreshing the page.');
			return;
			}

			$.ajaxSetup({
			dataType: 'json',
			timeout: 3000,
			});

			stop_name.addEventListener('input', function(e) {
			if(!stop_name.value) return;
			if(stop_name_autocomplete_xhr) stop_name_autocomplete_xhr.abort();

			stop_name_autocomplete_xhr = $.get(
			ttss_base + '/lookup/autocomplete/json'
			+ '?query=' + encodeURIComponent(stop_name.value)
			).done(function(data) {
			deleteChildren(stop_name_autocomplete);
			for(var i = 1, il = data.length; i < il; i++) {
			var opt = document.createElement('option');
			opt.value = data[i].id;
			opt.appendChild(document.createTextNode(data[i].name));
			stop_name_autocomplete.appendChild(opt);
			}

			if(!stop_id) setText(refresh_text, 'Select the stop and click "Go"');
			}).fail(fail_ajax);
			});

			setText(refresh_text, 'Enter the stop name to begin');

			stop_name_form.addEventListener('submit', function(e) {
			e.preventDefault();
			if(!stop_name_autocomplete.value) return;
			stop_id = stop_name_autocomplete.value;
			loadTimes(stop_id, true);
			});

			refresh_button.addEventListener('click', function(e) {
			loadTimes(stop_id);
			});

			alert_close.addEventListener('click', function(e) {
			alert.style.display = 'none';
			});
			}

			init();
			</script>
			<script type="text/javascript" src="index.js"></script>
			</body>
			</html>