400 lines
10 KiB
JavaScript
Executable File
400 lines
10 KiB
JavaScript
Executable File
/* phpTrackme
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*
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* Copyright(C) 2013 Bartek Fabiszewski (www.fabiszewski.net)
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*
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* This is free software; you can redistribute it and/or modify it under
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* the terms of the GNU Library General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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// general stuff
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if (units=='imperial') {
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factor_kmh = 0.62; //to mph
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unit_kmh = 'mph';
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factor_m = 3.28; // to feet
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unit_m = 'ft';
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factor_km = 0.62; // to miles
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unit_km = 'mi';
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}
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else {
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factor_kmh = 1;
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unit_kmh = 'km/h';
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factor_m = 1;
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unit_m = 'm';
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factor_km = 1;
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unit_km = 'km';
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}
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var latest = 0;
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var latestTime = 0;
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var live = 0;
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var chart;
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var altitudes = new Array();
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var altTimeout;
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function displayChart() {
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if (chart) { google.visualization.events.removeAllListeners(chart); }
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var data = new google.visualization.DataTable();
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data.addColumn('number', 'id');
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data.addColumn('number', 'altitude');
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var altLen = altitudes.length;
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for (var i=0; i<altLen; i++) {
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data.addRow([(i+1),Math.round((altitudes[i]*factor_m))]);
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}
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var options = {
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title: lang_altitude+' ('+unit_m+')',
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hAxis: { textPosition: 'none' },
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legend: { position: 'none' }
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};
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chart = new google.visualization.LineChart(document.getElementById('chart'));
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chart.draw(data, options);
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addChartEvent(chart);
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}
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function toggleChart(i) {
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var altLen = altitudes.length;
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if (altLen<=1) { return; }
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var e = document.getElementById('bottom');
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if (arguments.length < 1) {
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if (e.style.display == 'block') { i = 0 }
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else { i = 1; }
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}
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if (i==0) {
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chart.clearChart();
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e.style.display = 'none';
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}
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else {
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e.style.display = 'block';
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displayChart();
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}
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}
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function toggleMenu(i) {
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var emenu = document.getElementById('menu');
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var emain = document.getElementById('main');
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var ebutton = document.getElementById('menu-close');
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if (arguments.length < 1) {
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if (ebutton.innerHTML == '»') { i = 0 }
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else { i = 1; }
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}
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if (i==0) {
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emenu.style.width = '0';
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emain.style.marginRight = '0';
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ebutton.style.right = '0';
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ebutton.innerHTML = '«';
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}
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else {
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emenu.style.width = '165px';
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emain.style.marginRight = '165px';
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ebutton.style.right = '165px';
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ebutton.innerHTML = '»';
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}
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}
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function getXHR() {
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var xmlhttp = null;
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if (window.XMLHttpRequest) {
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xmlhttp=new XMLHttpRequest();
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}
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else {
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xmlhttp=new ActiveXObject('Microsoft.XMLHTTP');
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}
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return xmlhttp;
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}
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function loadTrack(userid,trackid,update) {
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if (latest==1) { trackid=0; }
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var xhr = getXHR();
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xhr.onreadystatechange = function() {
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if (xhr.readyState==4 && xhr.status==200) {
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var xml = xhr.responseXML;
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var positions = xml.getElementsByTagName('position');
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if (positions.length>0) {
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clearMap();
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displayTrack(xml,update);
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}
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xhr = null;
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}
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}
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xhr.open('GET','getpositions.php?trackid='+trackid+'&userid='+userid,true);
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xhr.send();
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}
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function parsePosition(p) {
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// read data
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var latitude = getNode(p,'latitude');
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var longitude = getNode(p,'longitude');
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var altitude = getNode(p,'altitude'); // may be null
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if (altitude != null) { altitude = parseInt(altitude); }
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var speed = getNode(p,'speed'); // may be null
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if (speed != null) { speed = parseInt(speed); }
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var angle = getNode(p,'angle'); // may be null
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if (angle != null) { angle = parseInt(angle); }
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var comments = getNode(p,'comments'); // may be null
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var username = getNode(p,'username');
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var trackname = getNode(p,'trackname');
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var tid = getNode(p,'trackid');
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var dateoccured = getNode(p,'dateoccured');
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var distance = parseInt(getNode(p,'distance'));
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var seconds = parseInt(getNode(p,'seconds'));
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return {
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'latitude': latitude,
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'longitude': longitude,
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'altitude': altitude,
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'speed': speed,
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'angle': angle,
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'comments': comments,
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'username': username,
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'trackname': trackname,
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'tid': tid,
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'dateoccured': dateoccured,
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'distance': distance,
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'seconds': seconds
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};
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}
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function load(type,userid,trackid) {
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var url = 'download.php?type='+type+'&userid='+userid+'&trackid='+trackid;
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window.location.assign(url);
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}
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function updateSummary(l,d,s) {
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var t = document.getElementById('summary');
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if (latest==0){
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t.innerHTML = '<u>'+lang_summary+'</u><br />'+
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lang_tdistance+': '+(d.toKm()*factor_km).toFixed(2)+' '+unit_km+'<br />'+
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lang_ttime+': '+s.toHMS();
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}
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else {
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t.innerHTML = '<u>'+lang_latest+':</u><br />'+l;
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}
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}
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function getNode(p,name) {
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return ((p.getElementsByTagName(name)[0].childNodes[0]) ? p.getElementsByTagName(name)[0].childNodes[0].nodeValue : null);
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}
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// seconds to (d) H:M:S
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Number.prototype.toHMS = function(){
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var s = this;
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var d = Math.floor(s / 86400);
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var h = Math.floor((s % 86400) / 3600);
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var m = Math.floor(((s % 86400) % 3600) / 60);
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s = ((s % 86400) % 3600) % 60;
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return ((d>0)?(d + ' d '):'') + (('00'+h).slice(-2)) + ':' + (('00'+m).slice(-2)) + ':' + (('00'+s).slice(-2)) + '';
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}
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// meters to km
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Number.prototype.toKm = function() {
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return Math.round(this/10)/100;
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}
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// m/s to km/h
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Number.prototype.toKmH = function() {
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return Math.round(this*3600/10)/100;
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}
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// negate value
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function toggleLatest() {
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if (latest==0) {
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latest = 1;
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loadTrack(userid,0,1);
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}
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else {
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latest = 0;
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loadTrack(userid,trackid,1);
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}
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}
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function setTrack(t) {
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document.getElementsByName('track')[0].value = t;
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}
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function selectTrack(f) {
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trackid=f.options[f.selectedIndex].value;
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document.getElementById('latest').checked = false;
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if (latest==1) { toggleLatest(); }
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loadTrack(userid,trackid,1);
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}
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function selectUser(f) {
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userid=f.options[f.selectedIndex].value;
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if (f.options[0].disabled==false) {
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f.options[0].disabled = true;
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}
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document.getElementById('latest').checked = false;
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if (latest==1) { toggleLatest(); }
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getTrips(userid);
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}
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function getTrips(userid) {
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var xhr = getXHR();
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xhr.onreadystatechange = function() {
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if (xhr.readyState==4 && xhr.status==200) {
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var xml = xhr.responseXML;
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var trips = xml.getElementsByTagName('trip');
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if (trips.length>0) {
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fillOptions(xml);
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}
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xhr = null;
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}
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}
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xhr.open('GET','gettrips.php?userid='+userid,true);
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xhr.send();
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}
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function fillOptions(xml) {
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var trackSelect = document.getElementsByName('track')[0];
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clearOptions(trackSelect);
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var trips = xml.getElementsByTagName('trip');
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var trpLen = trips.length;
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for (var i=0; i<trpLen; i++) {
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var trackid = getNode(trips[i],'trackid');
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var trackname = getNode(trips[i],'trackname');
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var option = document.createElement("option");
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option.value = trackid;
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option.innerHTML = trackname;
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trackSelect.appendChild(option);
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}
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var defaultTrack = getNode(trips[0],'trackid');
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loadTrack(userid,defaultTrack,1);
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}
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function clearOptions(el){
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if (el.options) {
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while (el.options.length) {
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el.remove(0);
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}
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}
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}
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var auto;
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function autoReload() {
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if (live==0) {
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live = 1;
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auto = setInterval(function() { loadTrack(userid,trackid,0); },interval*1000);
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}
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else {
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live = 0;
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clearInterval(auto);
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}
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}
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function setTime() {
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var i = parseInt(prompt(lang_newinterval));
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if (!isNaN(i) && i!=interval) {
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interval = i;
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document.getElementById('auto').innerHTML = interval;
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// if live tracking on, reload with new interval
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if (live==1) {
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live = 0;
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clearInterval(auto);
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autoReload();
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}
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// save current state as default
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setCookie('interval',interval,30);
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}
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}
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// dynamic change of map api
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var savedBounds;
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function loadMapAPI(api) {
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savedBounds = getBounds();
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document.getElementById("map-canvas").innerHTML = '';
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var url = new Array();
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if (api=='gmaps') {
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url.push('api_gmaps.js');
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url.push('//maps.googleapis.com/maps/api/js?'+((gkey!==null)?('key='+gkey+'&'):'')+'sensor=false&callback=init');
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}
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else {
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url.push('api_openlayers.js');
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url.push('http://openlayers.org/api/OpenLayers.js');
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}
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addScript(url[0]);
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waitAndLoad(api,url);
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}
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var loadTime = 0;
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function waitAndLoad(api,url) {
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// wait till first script loaded
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if (loadTime>5000) { loadTime = 0; alert('Sorry, can\'t load '+api+' API'); return; }
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if (loadedAPI!==api) {
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setTimeout(function() { loadTime += 50; waitAndLoad(api,url); }, 50);
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return;
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}
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if(!isScriptLoaded(url[1])){
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addScript(url[1]);
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}
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loadTime = 0;
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waitAndInit(api);
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}
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function waitAndInit(api) {
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// wait till main api loads
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if (loadTime>10000) { loadTime = 0; alert('Sorry, can\'t load '+api+' API'); return; }
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try {
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init();
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}
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catch(e) {
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setTimeout(function() { loadTime += 50; waitAndInit(api); }, 50);
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return;
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}
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loadTime = 0;
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zoomToBounds(savedBounds);
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loadTrack(userid,trackid,0);
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// save current api as default
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setCookie('api',api,30);
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}
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function addScript(url) {
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var tag = document.createElement('script');
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tag.setAttribute('type','text/javascript');
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tag.setAttribute('src', url);
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if (typeof tag!='undefined') {
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document.getElementsByTagName('head')[0].appendChild(tag);
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}
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}
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function isScriptLoaded(url) {
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scripts = document.getElementsByTagName('script');
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for (var i = scripts.length; i--;) {
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// check if url matches src
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var scriptUrl = scripts[i].src.replace(/https?:/,'');
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if (scriptUrl != '' && url.indexOf(scriptUrl) !== -1) return true;
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}
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return false;
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}
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function setCookie(name,value,days) {
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if (days) {
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var date = new Date();
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date.setTime(date.getTime()+(days*24*60*60*1000));
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var expires = '; expires='+date.toGMTString();
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}
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else {
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var expires = '';
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}
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document.cookie = 'phpTrackme_'+name+'='+value+expires+'; path=/';
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}
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function setLang(lang) {
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setCookie('lang',lang,30);
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location.reload();
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}
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function setUnits(unit) {
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units = unit;
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setCookie('units',unit,30);
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location.reload();
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}
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