Improved www.ttss.krakow.pl
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Jacek Kowalski
2019-01-29 6cb525a2a255aafebc162f80968a2054a0a9798b
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68aeb4 1 // Special directions
JK 2 var special_directions = {
3     'Zajezdnia Nowa Huta' : 'NH',
4     'Zajezdnia Podgórze' : 'P',
5 };
6
572390 7 var script_version;
JK 8 var script_version_xhr;
9
b16328 10 var vehicles_info = {};
f0bae0 11
572390 12 // Check for website updates
JK 13 function checkVersion() {
14     if(script_version_xhr) script_version_xhr.abort();
15     
16     script_version_xhr = $.get(
17         'version.php'
18     ).done(function(data) {
19         if(!script_version) {
20             script_version = data;
21             return;
22         }
23         
24         if(script_version != data) {
25             fail(lang.error_new_version);
26             location.reload(true);
27         }
28     });
29 }
30
31 function checkVersionInit() {
32     checkVersion();
33     setInterval(checkVersion, 3600000);
34 }
35
8b6250 36 /* Parsing of received JSON parts */
JK 37 function parseStatus(status) {
38     switch(status.status) {
39         case 'STOPPING':
40         case 'PREDICTED':
41             if(status.actualRelativeTime <= 0)
42                 return lang.boarding_sign;
43             if(status.actualRelativeTime >= 60)
44                 return lang.time_minutes_prefix + Math.floor(status.actualRelativeTime / 60) + lang.time_minutes_suffix;
45             return lang.time_seconds_prefix + status.actualRelativeTime + lang.time_seconds_suffix;
46         case 'DEPARTED':
47             return lang.time_minutes_ago_prefix + Math.floor(-status.actualRelativeTime / 60) + lang.time_minutes_ago_suffix;
48         default:
49             return status.mixedTime;
50     }
51 }
52
53 function parseTime(date, time) {
54     var result = new Date(date.getFullYear(), date.getMonth(), date.getDay());
55     var time_split = time.split(':');
56     result.setHours(time_split[0]);
57     result.setMinutes(time_split[1]);
58     
59     if(result.getTime() - date.getTime() > 72000000) {
60         result.setTime(result.getTime() - 86400000);
61     }
62     
63     if(date.getTime() - result.getTime() > 72000000) {
64         result.setTime(result.getTime() + 86400000);
65     }
66     
67     return result;
68 }
69
70 function parseDelay(status) {
71     if(!status.actualTime) return lang.unknown_sign;
72     if(!status.plannedTime) return lang.unknown_sign;
73     
74     var now = new Date();
75     var actual = parseTime(now, status.actualTime);
76     var planned = parseTime(now, status.plannedTime);
77     
78     return lang.time_minutes_prefix + ((actual.getTime() - planned.getTime()) / 1000 / 60) + lang.time_minutes_suffix;
79 }
80
68aeb4 81 // Webservice-related functions
JK 82 function parseVehicle(vehicleId) {
765604 83     if(!vehicleId) return false;
f0bae0 84     if(!vehicles_info || !vehicles_info[vehicleId]) {
765604 85         return false;
68aeb4 86     } else {
f0bae0 87         var vehicle = vehicles_info[vehicleId];
JK 88         return {
89             vehicleId: vehicleId,
90             prefix: vehicle['num'].substr(0, 2),
91             id: vehicle['num'].substr(2, 3),
92             num: vehicle['num'],
93             type: vehicle['type'],
94             low: vehicle['low']
95         };
68aeb4 96     }
f0bae0 97 }
JK 98
99 function updateVehicleInfo() {
100     return $.get(
101         'https://mpk.jacekk.net/vehicles/'
102     ).done(function(data) {
103         vehicles_info = data;
104     });
68aeb4 105 }
JK 106
7ca6a1 107 function tramIdToVehicleId(tramId) {
b16328 108     for(var prop in vehicles_info) {
JK 109         if(vehicles_info[prop]['num'].substr(2) == tramId) {
110             return prop;
111         }
7ca6a1 112     }
JK 113 }
114
07c714 115 function displayVehicle(vehicleInfo) {
JK 116     if(!vehicleInfo) return document.createTextNode('');
117     
118     var span = document.createElement('span');
119     span.className = 'vehicleInfo';
120     
121     var floor_type = '';
f0bae0 122     if(vehicleInfo.low == '0') {
07c714 123         setText(span, lang.high_floor_sign);
JK 124         floor_type = lang.high_floor;
f0bae0 125     } else if(vehicleInfo.low == '1') {
07c714 126         setText(span, lang.partially_low_floor_sign);
JK 127         floor_type = lang.partially_low_floor;
f0bae0 128     } else if(vehicleInfo.low == '2') {
07c714 129         setText(span, lang.low_floor_sign);
JK 130         floor_type = lang.low_floor;
131     }
132     
133     span.title = lang.tram_type_pattern
134         .replace('$num', vehicleInfo.num)
135         .replace('$type', vehicleInfo.type)
136         .replace('$floor', floor_type);
137     
138     return span;
139 }
140
68aeb4 141 // Element mangling
JK 142 function deleteChildren(element) {
143     while(element.lastChild) element.removeChild(element.lastChild);
144 }
145
146 function addElementWithText(parent, element, text) {
147     var elem = document.createElement(element);
148     elem.appendChild(document.createTextNode(text));
149     parent.appendChild(elem);
150     return elem;
151 }
152
153 function addCellWithText(parent, text) {
154     return addElementWithText(parent, 'td', text);
155 }
156
157 function addParaWithText(parent, text) {
158     return addElementWithText(parent, 'p', text);
159 }
160
161 function setText(element, text) {
162     deleteChildren(element);
163     element.appendChild(document.createTextNode(text));
164 }