897 lines
30 KiB
JavaScript
897 lines
30 KiB
JavaScript
"use strict";
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// Define our global variables
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var GoogleMap = null;
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var Planes = {};
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var PlanesOrdered = [];
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var SelectedPlane = null;
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var FollowSelected = false;
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var SpecialSquawks = {
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'7500' : { cssClass: 'squawk7500', markerColor: 'rgb(255, 85, 85)', text: 'Aircraft Hijacking' },
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'7600' : { cssClass: 'squawk7600', markerColor: 'rgb(0, 255, 255)', text: 'Radio Failure' },
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'7700' : { cssClass: 'squawk7700', markerColor: 'rgb(255, 255, 0)', text: 'General Emergency' }
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};
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// Get current map settings
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var CenterLat, CenterLon, ZoomLvl;
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var Dump1090Version = "unknown version";
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var RefreshInterval = 1000;
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var PlaneRowTemplate = null;
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var TrackedAircraft = 0;
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var TrackedAircraftPositions = 0;
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var TrackedHistorySize = 0;
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var SitePosition = null;
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var ReceiverClock = null;
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var LastReceiverTimestamp = null;
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var StaleReceiverCount = 0;
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var FetchPending = null;
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var MessageCountHistory = [];
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var NBSP='\u00a0';
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var DEGREES='\u00b0'
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var UP_TRIANGLE='\u25b2'; // U+25B2 BLACK UP-POINTING TRIANGLE
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var DOWN_TRIANGLE='\u25bc'; // U+25BC BLACK DOWN-POINTING TRIANGLE
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function processReceiverUpdate(data) {
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// Loop through all the planes in the data packet
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var now = data.now;
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var acs = data.aircraft;
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// Detect stats reset
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if (MessageCountHistory.length > 0 && MessageCountHistory[MessageCountHistory.length-1].messages > data.messages) {
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MessageCountHistory = [{'time' : MessageCountHistory[MessageCountHistory.length-1].time,
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'messages' : 0}];
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}
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// Note the message count in the history
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MessageCountHistory.push({ 'time' : now, 'messages' : data.messages});
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// .. and clean up any old values
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if ((now - MessageCountHistory[0].time) > 30)
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MessageCountHistory.shift();
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for (var j=0; j < acs.length; j++) {
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var ac = acs[j];
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var hex = ac.hex;
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var plane = null;
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// Do we already have this plane object in Planes?
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// If not make it.
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if (Planes[hex]) {
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plane = Planes[hex];
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} else {
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plane = new PlaneObject(hex);
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plane.tr = PlaneRowTemplate.cloneNode(true);
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if (hex[0] === '~') {
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// Non-ICAO address
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plane.tr.cells[0].textContent = hex.substring(1);
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plane.tr.css('font-style', 'italic');
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} else {
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plane.tr.cells[0].textContent = hex;
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}
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plane.tr.addEventListener('click', selectPlaneByHex.bind(undefined,hex,false));
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plane.tr.addEventListener('dblclick', selectPlaneByHex.bind(undefined,hex,true));
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Planes[hex] = plane;
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PlanesOrdered.push(plane);
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}
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// Call the function update
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plane.updateData(now, ac);
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}
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}
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function fetchData() {
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if (FetchPending !== null && FetchPending.state() == 'pending') {
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// don't double up on fetches, let the last one resolve
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return;
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}
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FetchPending = $.ajax({ url: 'data/aircraft.json',
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timeout: 5000,
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cache: false,
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dataType: 'json' });
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FetchPending.done(function(data) {
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var now = data.now;
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processReceiverUpdate(data);
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// update timestamps, visibility, history track for all planes - not only those updated
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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var plane = PlanesOrdered[i];
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plane.updateTick(now);
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}
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refreshTableInfo();
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refreshSelected();
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if (ReceiverClock) {
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var rcv = new Date(now * 1000);
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ReceiverClock.render(rcv.getUTCHours(),rcv.getUTCMinutes(),rcv.getUTCSeconds());
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}
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// Check for stale receiver data
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if (LastReceiverTimestamp === now) {
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StaleReceiverCount++;
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if (StaleReceiverCount > 5) {
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$("#update_error_detail").text("The data from dump1090 hasn't been updated in a while. Maybe dump1090 is no longer running?");
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$("#update_error").css('display','block');
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}
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} else {
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StaleReceiverCount = 0;
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LastReceiverTimestamp = now;
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$("#update_error").css('display','none');
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}
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});
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FetchPending.fail(function(jqxhr, status, error) {
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$("#update_error_detail").text("AJAX call failed (" + status + (error ? (": " + error) : "") + "). Maybe dump1090 is no longer running?");
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$("#update_error").css('display','block');
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});
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}
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var PositionHistorySize = 0;
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function initialize() {
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// Set page basics
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$("head title").text(PageName);
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$("#infoblock_name").text(PageName);
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PlaneRowTemplate = document.getElementById("plane_row_template");
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if (!ShowClocks) {
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$('#timestamps').css('display','none');
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} else {
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// Create the clocks.
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new CoolClock({
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canvasId: "utcclock",
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skinId: "classic",
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displayRadius: 40,
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showSecondHand: true,
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gmtOffset: "0", // this has to be a string!
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showDigital: false,
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logClock: false,
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logClockRev: false
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});
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ReceiverClock = new CoolClock({
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canvasId: "receiverclock",
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skinId: "classic",
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displayRadius: 40,
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showSecondHand: true,
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gmtOffset: null,
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showDigital: false,
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logClock: false,
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logClockRev: false
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});
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// disable ticking on the receiver clock, we will update it ourselves
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ReceiverClock.tick = (function(){})
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}
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$("#loader").removeClass("hidden");
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// Get receiver metadata, reconfigure using it, then continue
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// with initialization
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$.ajax({ url: 'data/receiver.json',
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timeout: 5000,
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cache: false,
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dataType: 'json' })
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.done(function(data) {
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if (typeof data.lat !== "undefined") {
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SiteShow = true;
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SiteLat = data.lat;
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SiteLon = data.lon;
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DefaultCenterLat = data.lat;
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DefaultCenterLon = data.lon;
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}
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Dump1090Version = data.version;
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RefreshInterval = data.refresh;
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PositionHistorySize = data.history;
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})
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.always(function() {
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initialize_map();
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start_load_history();
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});
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}
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var CurrentHistoryFetch = null;
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var PositionHistoryBuffer = []
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function start_load_history() {
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if (PositionHistorySize > 0) {
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$("#loader_progress").attr('max',PositionHistorySize);
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console.log("Starting to load history (" + PositionHistorySize + " items)");
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load_history_item(0);
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} else {
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endLoadHistory();
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}
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}
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function load_history_item(i) {
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if (i >= PositionHistorySize) {
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end_load_history();
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return;
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}
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console.log("Loading history #" + i);
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$("#loader_progress").attr('value',i);
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$.ajax({ url: 'data/history_' + i + '.json',
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timeout: 5000,
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cache: false,
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dataType: 'json' })
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.done(function(data) {
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PositionHistoryBuffer.push(data);
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load_history_item(i+1);
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})
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.fail(function(jqxhr, status, error) {
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// No more history
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end_load_history();
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});
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}
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function end_load_history() {
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$("#loader").addClass("hidden");
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console.log("Done loading history");
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if (PositionHistoryBuffer.length > 0) {
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var now, last=0;
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// Sort history by timestamp
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console.log("Sorting history");
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PositionHistoryBuffer.sort(function(x,y) { return (x.now - y.now); });
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// Process history
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for (var h = 0; h < PositionHistoryBuffer.length; ++h) {
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now = PositionHistoryBuffer[h].now;
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console.log("Applying history " + h + "/" + PositionHistoryBuffer.length + " at: " + now);
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processReceiverUpdate(PositionHistoryBuffer[h]);
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// update track
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console.log("Updating tracks at: " + now);
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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var plane = PlanesOrdered[i];
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plane.updateTrack((now - last) + 1);
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}
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last = now;
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}
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// Final pass to update all planes to their latest state
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console.log("Final history cleanup pass");
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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var plane = PlanesOrdered[i];
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plane.updateTick(now);
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}
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}
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PositionHistoryBuffer = null;
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console.log("Completing init");
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refreshTableInfo();
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refreshSelected();
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reaper();
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// Setup our timer to poll from the server.
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window.setInterval(fetchData, RefreshInterval);
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window.setInterval(reaper, 60000);
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}
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// Initalizes the map and starts up our timers to call various functions
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function initialize_map() {
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// Load stored map settings if present
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CenterLat = Number(localStorage['CenterLat']) || DefaultCenterLat;
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CenterLon = Number(localStorage['CenterLon']) || DefaultCenterLon;
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ZoomLvl = Number(localStorage['ZoomLvl']) || DefaultZoomLvl;
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// Set SitePosition, initialize sorting
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if (SiteShow && (typeof SiteLat !== 'undefined') && (typeof SiteLon !== 'undefined')) {
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SitePosition = new google.maps.LatLng(SiteLat, SiteLon);
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sortByDistance();
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} else {
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SitePosition = null;
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PlaneRowTemplate.cells[5].style.display = 'none'; // hide distance column
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document.getElementById("distance").style.display = 'none'; // hide distance header
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sortByAltitude();
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}
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// Make a list of all the available map IDs
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var mapTypeIds = [];
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for(var type in google.maps.MapTypeId) {
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mapTypeIds.push(google.maps.MapTypeId[type]);
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}
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// Push OSM on to the end
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mapTypeIds.push("OSM");
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mapTypeIds.push("dark_map");
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// Styled Map to outline airports and highways
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var styles = [
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{
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"featureType": "administrative",
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"stylers": [
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{ "visibility": "off" }
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]
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},{
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"featureType": "landscape",
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"stylers": [
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{ "visibility": "off" }
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]
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},{
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"featureType": "poi",
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"stylers": [
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{ "visibility": "off" }
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]
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},{
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"featureType": "road",
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"stylers": [
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{ "visibility": "off" }
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]
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},{
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"featureType": "transit",
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"stylers": [
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{ "visibility": "off" }
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]
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},{
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"featureType": "landscape",
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"stylers": [
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{ "visibility": "on" },
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{ "weight": 8 },
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{ "color": "#000000" }
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]
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},{
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"featureType": "water",
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"stylers": [
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{ "lightness": -74 }
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]
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},{
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"featureType": "transit.station.airport",
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"stylers": [
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{ "visibility": "on" },
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{ "weight": 8 },
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{ "invert_lightness": true },
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{ "lightness": 27 }
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]
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},{
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"featureType": "road.highway",
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"stylers": [
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{ "visibility": "simplified" },
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{ "invert_lightness": true },
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{ "gamma": 0.3 }
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]
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},{
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"featureType": "road",
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"elementType": "labels",
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"stylers": [
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{ "visibility": "off" }
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]
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}
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]
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// Add our styled map
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var styledMap = new google.maps.StyledMapType(styles, {name: "Dark Map"});
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// Define the Google Map
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var mapOptions = {
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center: new google.maps.LatLng(CenterLat, CenterLon),
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zoom: ZoomLvl,
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mapTypeId: google.maps.MapTypeId.ROADMAP,
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mapTypeControl: true,
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streetViewControl: false,
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mapTypeControlOptions: {
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mapTypeIds: mapTypeIds,
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position: google.maps.ControlPosition.TOP_LEFT,
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style: google.maps.MapTypeControlStyle.DROPDOWN_MENU
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}
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};
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GoogleMap = new google.maps.Map(document.getElementById("map_canvas"), mapOptions);
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//Define OSM map type pointing at the OpenStreetMap tile server
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GoogleMap.mapTypes.set("OSM", new google.maps.ImageMapType({
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getTileUrl: function(coord, zoom) {
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return "http://tile.openstreetmap.org/" + zoom + "/" + coord.x + "/" + coord.y + ".png";
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},
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tileSize: new google.maps.Size(256, 256),
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name: "OpenStreetMap",
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maxZoom: 18
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}));
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GoogleMap.mapTypes.set("dark_map", styledMap);
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// Listeners for newly created Map
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google.maps.event.addListener(GoogleMap, 'center_changed', function() {
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localStorage['CenterLat'] = GoogleMap.getCenter().lat();
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localStorage['CenterLon'] = GoogleMap.getCenter().lng();
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if (FollowSelected) {
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// On manual navigation, disable follow
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var selected = Planes[SelectedPlane];
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if (Math.abs(GoogleMap.getCenter().lat() - selected.position.lat()) > 0.0001 &&
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Math.abs(GoogleMap.getCenter().lng() - selected.position.lng()) > 0.0001) {
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FollowSelected = false;
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}
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}
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});
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google.maps.event.addListener(GoogleMap, 'zoom_changed', function() {
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localStorage['ZoomLvl'] = GoogleMap.getZoom();
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});
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// Add home marker if requested
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if (SitePosition) {
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var markerImage = new google.maps.MarkerImage(
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'http://maps.google.com/mapfiles/kml/pal4/icon57.png',
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new google.maps.Size(32, 32), // Image size
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new google.maps.Point(0, 0), // Origin point of image
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new google.maps.Point(16, 16)); // Position where marker should point
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var marker = new google.maps.Marker({
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position: SitePosition,
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map: GoogleMap,
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icon: markerImage,
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title: SiteName,
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zIndex: -99999
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});
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if (SiteCircles) {
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for (var i=0;i<SiteCirclesDistances.length;i++) {
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drawCircle(marker, SiteCirclesDistances[i]); // in meters
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}
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}
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}
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}
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// This looks for planes to reap out of the master Planes variable
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function reaper() {
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//console.log("Reaping started..");
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// Look for planes where we have seen no messages for >300 seconds
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var newPlanes = [];
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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var plane = PlanesOrdered[i];
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if (plane.seen > 300) {
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// Reap it.
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//console.log("Reaping " + plane.icao);
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//console.log("parent " + plane.tr.parentNode);
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plane.tr.parentNode.removeChild(plane.tr);
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plane.tr = null;
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delete Planes[plane.icao];
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plane.destroy();
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} else {
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// Keep it.
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newPlanes.push(plane);
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}
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};
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PlanesOrdered = newPlanes;
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refreshTableInfo();
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refreshSelected();
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}
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//
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// formatting helpers
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//
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var TrackDirections = ["North","Northeast","East","Southeast","South","Southwest","West","Northwest"];
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// track in degrees (0..359)
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function format_track_brief(track) {
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if (track === null) return "";
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return Math.round(track);
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}
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// track in degrees (0..359)
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function format_track_long(track) {
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if (track === null) return "n/a";
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var trackDir = Math.floor((360 + track % 360 + 22.5) / 45) % 8;
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return Math.round(track) + DEGREES + NBSP + "(" + TrackDirections[trackDir] + ")";
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}
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// alt in ft
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function format_altitude_brief(alt, vr) {
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var alt_text;
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if (alt === null)
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return "";
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if (alt === "ground")
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return "ground";
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if (Metric)
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alt_text = Math.round(alt / 3.2828) + NBSP;
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else
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alt_text = Math.round(alt) + NBSP;
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if (vr > 128)
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return alt_text + UP_TRIANGLE;
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else if (vr < -128)
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return alt_text + DOWN_TRIANGLE;
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else
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return alt_text + NBSP;
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}
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// alt in ft
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function format_altitude_long(alt, vr) {
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var alt_text;
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if (alt === null)
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return "n/a";
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if (alt === "ground")
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return "on ground";
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if (Metric)
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alt_text = Math.round(alt / 3.2828) + NBSP + "m / " + Math.round(alt) + NBSP + "ft";
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else
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alt_text = Math.round(alt) + NBSP + "ft / " + Math.round(alt / 3.2828) + NBSP + "m";
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if (vr > 128)
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return UP_TRIANGLE + NBSP + alt_text;
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else if (vr < -128)
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return DOWN_TRIANGLE + NBSP + alt_text;
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else
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return alt_text;
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}
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// speed in kts
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function format_speed_brief(speed) {
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if (speed === null)
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return "";
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|
|
|
if (Metric)
|
|
return Math.round(speed * 1.852);
|
|
else
|
|
return Math.round(speed);
|
|
}
|
|
|
|
// speed in kts
|
|
function format_speed_long(speed) {
|
|
if (speed === null)
|
|
return "n/a";
|
|
|
|
if (Metric)
|
|
return Math.round(speed * 1.852) + NBSP + "km/h / " + Math.round(speed) + NBSP + "kt";
|
|
else
|
|
return Math.round(speed) + NBSP + "kt / " + Math.round(speed * 1.852) + NBSP + "km/h";
|
|
}
|
|
|
|
// dist in metres
|
|
function format_distance_brief(dist) {
|
|
if (dist === null)
|
|
return "";
|
|
|
|
if (Metric)
|
|
return (dist/1000).toFixed(1);
|
|
else
|
|
return (dist/1852).toFixed(1);
|
|
}
|
|
|
|
// dist in metres
|
|
function format_distance_long(dist) {
|
|
if (dist === null)
|
|
return "n/a";
|
|
|
|
if (Metric)
|
|
return (dist/1000).toFixed(1) + " km / " + (dist/1852).toFixed(1) + " NM";
|
|
else
|
|
return (dist/1852).toFixed(1) + " NM / " + (dist/1000).toFixed(1) + " km";
|
|
}
|
|
|
|
// p as a LatLng
|
|
function format_latlng(p) {
|
|
return p.lat().toFixed(3) + DEGREES + "," + NBSP + p.lng().toFixed(3) + DEGREES;
|
|
}
|
|
|
|
// Refresh the detail window about the plane
|
|
function refreshSelected() {
|
|
var selected = false;
|
|
if (typeof SelectedPlane !== 'undefined' && SelectedPlane != "ICAO" && SelectedPlane != null) {
|
|
selected = Planes[SelectedPlane];
|
|
}
|
|
|
|
if (!selected) {
|
|
$('#selected_infoblock').css('display','none');
|
|
$('#dump1090_infoblock').css('display','block');
|
|
$('#dump1090_version').text(Dump1090Version);
|
|
$('#dump1090_total_ac').text(TrackedAircraft);
|
|
$('#dump1090_total_ac_positions').text(TrackedAircraftPositions);
|
|
$('#dump1090_total_history').text(TrackedHistorySize);
|
|
|
|
var message_rate = null;
|
|
if (MessageCountHistory.length > 1) {
|
|
var message_time_delta = MessageCountHistory[MessageCountHistory.length-1].time - MessageCountHistory[0].time;
|
|
var message_count_delta = MessageCountHistory[MessageCountHistory.length-1].messages - MessageCountHistory[0].messages;
|
|
if (message_time_delta > 0)
|
|
message_rate = message_count_delta / message_time_delta;
|
|
}
|
|
|
|
if (message_rate !== null)
|
|
$('#dump1090_message_rate').text(message_rate.toFixed(1));
|
|
else
|
|
$('#dump1090_message_rate').text("n/a");
|
|
|
|
return;
|
|
}
|
|
|
|
$('#dump1090_infoblock').css('display','none');
|
|
$('#selected_infoblock').css('display','block');
|
|
|
|
if (selected.flight !== null && selected.flight !== "") {
|
|
$('#selected_callsign').text(selected.flight);
|
|
$('#selected_links').css('display','inline');
|
|
$('#selected_fr24_link').attr('href','http://fr24.com/'+selected.flight);
|
|
$('#selected_flightstats_link').attr('href','http://www.flightstats.com/go/FlightStatus/flightStatusByFlight.do?flightNumber='+selected.flight);
|
|
$('#selected_flightaware_link').attr('href','http://flightaware.com/live/flight/'+selected.flight);
|
|
} else {
|
|
$('#selected_callsign').text('n/a');
|
|
$('#selected_links').css('display','none');
|
|
}
|
|
|
|
var emerg = document.getElementById('selected_emergency');
|
|
if (selected.squawk in SpecialSquawks) {
|
|
emerg.className = SpecialSquawks[selected.squawk].cssClass;
|
|
emerg.textContent = NBSP + 'Squawking: ' + SpecialSquawks[selected.squawk].text + NBSP ;
|
|
} else {
|
|
emerg.className = 'hidden';
|
|
}
|
|
|
|
$("#selected_altitude").text(format_altitude_long(selected.altitude, selected.vert_rate));
|
|
|
|
if (selected.squawk === null || selected.squawk === '0000') {
|
|
$('#selected_squawk').text('n/a');
|
|
} else {
|
|
$('#selected_squawk').text(selected.squawk);
|
|
}
|
|
|
|
$('#selected_speed').text(format_speed_long(selected.speed));
|
|
$('#selected_icao').text(selected.icao.toUpperCase());
|
|
$('#selected_track').text(format_track_long(selected.track));
|
|
|
|
if (selected.seen <= 1) {
|
|
$('#selected_seen').text('now');
|
|
} else {
|
|
$('#selected_seen').text(selected.seen + 's');
|
|
}
|
|
|
|
if (selected.position === null) {
|
|
$('#selected_position').text('n/a');
|
|
$('#selected_follow').addClass('hidden');
|
|
} else {
|
|
if (selected.seen_pos > 1) {
|
|
$('#selected_position').text(format_latlng(selected.position) + " (" + selected.seen_pos + "s)");
|
|
} else {
|
|
$('#selected_position').text(format_latlng(selected.position));
|
|
}
|
|
$('#selected_follow').removeClass('hidden');
|
|
if (FollowSelected)
|
|
GoogleMap.panTo(selected.position);
|
|
}
|
|
|
|
$('#selected_sitedist').text(format_distance_long(selected.sitedist));
|
|
$('#selected_rssi').text(selected.rssi.toFixed(1) + ' dBFS');
|
|
}
|
|
|
|
// Refreshes the larger table of all the planes
|
|
function refreshTableInfo() {
|
|
var show_squawk_warning = false;
|
|
|
|
TrackedAircraft = 0
|
|
TrackedAircraftPositions = 0
|
|
TrackedHistorySize = 0
|
|
|
|
for (var i = 0; i < PlanesOrdered.length; ++i) {
|
|
var tableplane = PlanesOrdered[i];
|
|
TrackedHistorySize += tableplane.history_size;
|
|
if (!tableplane.visible) {
|
|
tableplane.tr.className = "plane_table_row hidden";
|
|
} else {
|
|
TrackedAircraft++;
|
|
var classes = "plane_table_row";
|
|
|
|
if (tableplane.position !== null)
|
|
classes += " vPosition";
|
|
if (tableplane.icao == SelectedPlane)
|
|
classes += " selected";
|
|
|
|
if (tableplane.squawk in SpecialSquawks) {
|
|
classes = classes + " " + SpecialSquawks[tableplane.squawk].cssClass;
|
|
show_squawk_warning = true;
|
|
}
|
|
|
|
// ICAO doesn't change
|
|
tableplane.tr.cells[1].textContent = (tableplane.flight !== null ? tableplane.flight : "");
|
|
tableplane.tr.cells[2].textContent = (tableplane.squawk !== null ? tableplane.squawk : "");
|
|
tableplane.tr.cells[3].textContent = format_altitude_brief(tableplane.altitude, tableplane.vert_rate);
|
|
tableplane.tr.cells[4].textContent = format_speed_brief(tableplane.speed);
|
|
|
|
if (tableplane.position !== null)
|
|
++TrackedAircraftPositions;
|
|
|
|
tableplane.tr.cells[5].textContent = format_distance_brief(tableplane.sitedist);
|
|
tableplane.tr.cells[6].textContent = format_track_brief(tableplane.track);
|
|
tableplane.tr.cells[7].textContent = tableplane.messages;
|
|
tableplane.tr.cells[8].textContent = tableplane.seen;
|
|
|
|
tableplane.tr.className = classes;
|
|
|
|
}
|
|
}
|
|
|
|
if (show_squawk_warning) {
|
|
$("#SpecialSquawkWarning").css('display','block');
|
|
} else {
|
|
$("#SpecialSquawkWarning").css('display','none');
|
|
}
|
|
|
|
resortTable();
|
|
}
|
|
|
|
//
|
|
// ---- table sorting ----
|
|
//
|
|
|
|
function compareAlpha(xa,ya) {
|
|
if (xa === ya)
|
|
return 0;
|
|
if (xa < ya)
|
|
return -1;
|
|
return 1;
|
|
}
|
|
|
|
function compareNumeric(xf,yf) {
|
|
if (Math.abs(xf - yf) < 1e-9)
|
|
return 0;
|
|
|
|
return xf - yf;
|
|
}
|
|
|
|
function sortByICAO() { sortBy('icao', compareAlpha, function(x) { return x.icao; }); }
|
|
function sortByFlight() { sortBy('flight', compareAlpha, function(x) { return x.flight; }); }
|
|
function sortBySquawk() { sortBy('squawk', compareAlpha, function(x) { return x.squawk; }); }
|
|
function sortByAltitude() { sortBy('altitude',compareNumeric, function(x) { return (x.altitude == "ground" ? -1e9 : x.altitude); }); }
|
|
function sortBySpeed() { sortBy('speed', compareNumeric, function(x) { return x.speed; }); }
|
|
function sortByDistance() { sortBy('sitedist',compareNumeric, function(x) { return x.sitedist; }); }
|
|
function sortByTrack() { sortBy('track', compareNumeric, function(x) { return x.track; }); }
|
|
function sortByMsgs() { sortBy('msgs', compareNumeric, function(x) { return x.messages; }); }
|
|
function sortBySeen() { sortBy('seen', compareNumeric, function(x) { return x.seen; }); }
|
|
|
|
var sortId = '';
|
|
var sortCompare = null;
|
|
var sortExtract = null;
|
|
var sortAscending = true;
|
|
|
|
function sortFunction(x,y) {
|
|
var xv = x._sort_value;
|
|
var yv = y._sort_value;
|
|
|
|
// always sort missing values at the end, regardless of
|
|
// ascending/descending sort
|
|
if (xv == null && yv == null) return x._sort_pos - y._sort_pos;
|
|
if (xv == null) return 1;
|
|
if (yv == null) return -1;
|
|
|
|
var c = sortAscending ? sortCompare(xv,yv) : sortCompare(yv,xv);
|
|
if (c !== 0) return c;
|
|
|
|
return x._sort_pos - y._sort_pos;
|
|
}
|
|
|
|
function resortTable() {
|
|
// number the existing rows so we can do a stable sort
|
|
// regardless of whether sort() is stable or not.
|
|
// Also extract the sort comparison value.
|
|
for (var i = 0; i < PlanesOrdered.length; ++i) {
|
|
PlanesOrdered[i]._sort_pos = i;
|
|
PlanesOrdered[i]._sort_value = sortExtract(PlanesOrdered[i]);
|
|
}
|
|
|
|
PlanesOrdered.sort(sortFunction);
|
|
|
|
var tbody = document.getElementById('tableinfo').tBodies[0];
|
|
for (var i = 0; i < PlanesOrdered.length; ++i) {
|
|
tbody.appendChild(PlanesOrdered[i].tr);
|
|
}
|
|
}
|
|
|
|
function sortBy(id,sc,se) {
|
|
if (id === sortId) {
|
|
sortAscending = !sortAscending;
|
|
PlanesOrdered.reverse(); // this correctly flips the order of rows that compare equal
|
|
} else {
|
|
sortAscending = true;
|
|
}
|
|
|
|
sortId = id;
|
|
sortCompare = sc;
|
|
sortExtract = se;
|
|
|
|
resortTable();
|
|
}
|
|
|
|
function selectPlaneByHex(hex,autofollow) {
|
|
//console.log("select: " + hex);
|
|
// If SelectedPlane has something in it, clear out the selected
|
|
if (SelectedPlane != null) {
|
|
Planes[SelectedPlane].selected = false;
|
|
Planes[SelectedPlane].clearLines();
|
|
Planes[SelectedPlane].updateMarker();
|
|
$(Planes[SelectedPlane].tr).removeClass("selected");
|
|
}
|
|
|
|
// If we are clicking the same plane, we are deselected it.
|
|
if (SelectedPlane === hex) {
|
|
hex = null;
|
|
}
|
|
|
|
if (hex !== null) {
|
|
// Assign the new selected
|
|
SelectedPlane = hex;
|
|
Planes[SelectedPlane].selected = true;
|
|
Planes[SelectedPlane].updateLines();
|
|
Planes[SelectedPlane].updateMarker();
|
|
$(Planes[SelectedPlane].tr).addClass("selected");
|
|
} else {
|
|
SelectedPlane = null;
|
|
}
|
|
|
|
FollowSelected = (autofollow ? true : false);
|
|
refreshSelected();
|
|
}
|
|
|
|
function toggleFollowSelected() {
|
|
FollowSelected = !FollowSelected;
|
|
refreshSelected();
|
|
if (FollowSelected && GoogleMap.getZoom() < 8)
|
|
GoogleMap.setZoom(8);
|
|
}
|
|
|
|
function resetMap() {
|
|
// Reset localStorage values and map settings
|
|
localStorage['CenterLat'] = CenterLat = DefaultCenterLat;
|
|
localStorage['CenterLon'] = CenterLon = DefaultCenterLon;
|
|
localStorage['ZoomLvl'] = ZoomLvl = DefaultZoomLvl;
|
|
|
|
// Set and refresh
|
|
GoogleMap.setZoom(ZoomLvl);
|
|
GoogleMap.setCenter(new google.maps.LatLng(CenterLat, CenterLon));
|
|
|
|
selectPlaneByHex(null);
|
|
}
|
|
|
|
function drawCircle(marker, distance) {
|
|
if (typeof distance === 'undefined') {
|
|
return false;
|
|
|
|
if (!(!isNaN(parseFloat(distance)) && isFinite(distance)) || distance < 0) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
distance *= 1000.0;
|
|
if (!Metric) {
|
|
distance *= 1.852;
|
|
}
|
|
|
|
// Add circle overlay and bind to marker
|
|
var circle = new google.maps.Circle({
|
|
map: GoogleMap,
|
|
radius: distance, // In meters
|
|
fillOpacity: 0.0,
|
|
strokeWeight: 1,
|
|
strokeOpacity: 0.3
|
|
});
|
|
circle.bindTo('center', marker, 'position');
|
|
}
|