689 lines
22 KiB
JavaScript
689 lines
22 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 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 = Number(localStorage['CenterLat']) || CONST_CENTERLAT;
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var CenterLon = Number(localStorage['CenterLon']) || CONST_CENTERLON;
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var ZoomLvl = Number(localStorage['ZoomLvl']) || CONST_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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function fetchData() {
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$.getJSON('data/aircraft.json', function(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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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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plane.tr.cells[0].textContent = hex; // this won't change
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plane.tr.addEventListener('click', selectPlaneByHex.bind(undefined,hex));
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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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// 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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});
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}
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function initialize() {
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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,
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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: 0,
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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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// Get receiver metadata, reconfigure using it, then continue
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// with initialization
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$.getJSON('data/receiver.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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CONST_CENTERLAT = data.lat;
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CONST_CENTERLON = data.lon;
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}
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Dump1090Version = data.version;
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RefreshInterval = data.refresh;
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})
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.always(initialize_after_config);
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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_after_config() {
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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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});
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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: 'My Radar Site',
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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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// These will run after page is complitely loaded
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$(window).load(function() {
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$('#dialog-modal').css('display', 'inline'); // Show hidden settings-windows content
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});
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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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// 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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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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var trackDir = Math.floor((360 + track % 360 + 22.5) / 45) % 8;
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return Math.round(track) + "\u00b0 (" + TrackDirections[trackDir] + ")";
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}
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// alt in ft
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function format_altitude_brief(alt) {
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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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return Math.round(alt / 3.2828);
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else
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return Math.round(alt);
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}
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// alt in ft
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function format_altitude_long(alt) {
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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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return Math.round(alt / 3.2828) + " m / " + Math.round(alt) + " ft";
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else
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return Math.round(alt) + " ft / " + Math.round(alt / 3.2828) + " m";
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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)
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return Math.round(speed * 1.852);
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else
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return Math.round(speed);
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}
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// speed in kts
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function format_speed_long(speed) {
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if (speed === null)
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return "n/a";
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if (Metric)
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return Math.round(speed * 1.852) + " km/h / " + Math.round(speed) + " kt";
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else
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return Math.round(speed) + " kt / " + Math.round(speed * 1.852) + " km/h";
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}
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// dist in metres
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function format_distance_brief(dist) {
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if (dist === null)
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return "";
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if (Metric)
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return (dist/1000).toFixed(1);
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else
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return (dist/1852).toFixed(1);
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}
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// dist in metres
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function format_distance_long(dist) {
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if (dist === null)
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return "n/a";
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if (Metric)
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return (dist/1000).toFixed(1) + " km / " + (dist/1852).toFixed(1) + " NM";
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else
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return (dist/1852).toFixed(1) + " NM / " + (dist/1000).toFixed(1) + " km";
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}
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// p as a LatLng
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function format_latlng(p) {
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return p.lat().toFixed(5) + "\u00b0, " + p.lng().toFixed(5) + "\u00b0";
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}
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// Refresh the detail window about the plane
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function refreshSelected() {
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var selected = false;
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if (typeof SelectedPlane !== 'undefined' && SelectedPlane != "ICAO" && SelectedPlane != null) {
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selected = Planes[SelectedPlane];
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}
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if (!selected) {
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$('#selected_infoblock').css('display','none');
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$('#dump1090_infoblock').css('display','block');
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$('#dump1090_version').text(Dump1090Version);
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$('#dump1090_total_ac').text(TrackedAircraft);
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$('#dump1090_total_ac_positions').text(TrackedAircraftPositions);
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$('#dump1090_total_history').text(TrackedHistorySize);
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return;
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}
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$('#dump1090_infoblock').css('display','none');
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$('#selected_infoblock').css('display','block');
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if (selected.flight !== null && selected.flight !== "") {
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$('#selected_callsign').text(selected.flight);
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$('#selected_links').css('display','inline');
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$('#selected_fr24_link').attr('href','http://fr24.com/'+selected.flight);
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$('#selected_flightstats_link').attr('href','http://www.flightstats.com/go/FlightStatus/flightStatusByFlight.do?flightNumber='+selected.flight);
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$('#selected_flightaware_link').attr('href','http://flightaware.com/live/flight/'+selected.flight);
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} else {
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$('#selected_callsign').text('n/a (' + selected.icao + ')');
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$('#selected_links').css('display','none');
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}
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var emerg = document.getElementById('selected_emergency');
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if (selected.squawk in SpecialSquawks) {
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emerg.className = SpecialSquawks[selected.squawk].cssClass;
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emerg.textContent = '\u00a0Squawking: ' + SpecialSquawks[selected.squawk].text + '\u00a0';
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} else {
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emerg.className = 'hidden';
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}
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$("#selected_altitude").text(format_altitude_long(selected.altitude));
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if (selected.squawk === null || selected.squawk === '0000') {
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$('#selected_squawk').text('n/a');
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} else {
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$('#selected_squawk').text(selected.squawk);
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}
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$('#selected_speed').text(format_speed_long(selected.speed));
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$('#selected_icao').text(selected.icao);
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$('#selected_track').text(format_track_long(selected.track));
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if (selected.seen <= 1) {
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$('#selected_seen').text('now');
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} else {
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$('#selected_seen').text(selected.seen + 's ago');
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}
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if (selected.position === null) {
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$('#selected_position').text('n/a');
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} else {
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if (selected.seen_pos > 1) {
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$('#selected_position').text(format_latlng(selected.position) + " (" + selected.seen_pos + "s ago)");
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} else {
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$('#selected_position').text(format_latlng(selected.position));
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}
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}
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$('#selected_sitedist').text(format_distance_long(selected.sitedist));
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}
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// Refreshes the larger table of all the planes
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function refreshTableInfo() {
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var show_squawk_warning = false;
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TrackedAircraft = 0
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TrackedAircraftPositions = 0
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TrackedHistorySize = 0
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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var tableplane = PlanesOrdered[i];
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TrackedHistorySize += tableplane.history_size;
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if (!tableplane.visible) {
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tableplane.tr.className = "plane_table_row hidden";
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} else {
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TrackedAircraft++;
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var classes = "plane_table_row";
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if (tableplane.position !== null)
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classes += " vPosition";
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if (tableplane.icao == SelectedPlane)
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classes += " selected";
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if (tableplane.squawk in SpecialSquawks) {
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classes = classes + " " + SpecialSquawks[tableplane.squawk].cssClass;
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show_squawk_warning = true;
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}
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// ICAO doesn't change
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tableplane.tr.cells[1].textContent = (tableplane.flight !== null ? tableplane.flight : "");
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tableplane.tr.cells[2].textContent = (tableplane.squawk !== null ? tableplane.squawk : "");
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tableplane.tr.cells[3].textContent = format_altitude_brief(tableplane.altitude);
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tableplane.tr.cells[4].textContent = format_speed_brief(tableplane.speed);
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if (tableplane.position !== null)
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++TrackedAircraftPositions;
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tableplane.tr.cells[5].textContent = format_distance_brief(tableplane.sitedist);
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tableplane.tr.cells[6].textContent = format_track_brief(tableplane.track);
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tableplane.tr.cells[7].textContent = tableplane.messages;
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tableplane.tr.cells[8].textContent = tableplane.seen;
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tableplane.tr.className = classes;
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}
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}
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if (show_squawk_warning) {
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$("#SpecialSquawkWarning").css('display','block');
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} else {
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$("#SpecialSquawkWarning").css('display','none');
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}
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resortTable();
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}
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//
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// ---- table sorting ----
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//
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function compareAlpha(xa,xo,ya,yo) {
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if (xa === ya)
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return xo - yo;
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if (xa === null)
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return 1;
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if (ya === null)
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return -1;
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if (xa < ya)
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return -1;
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return 1;
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}
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function compareNumeric(xf,xo,yf,yo) {
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if (xf === null) xf = 1e9;
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if (yf === null) yf = 1e9;
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if (Math.abs(xf - yf) < 1e-9)
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return xo - yo;
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return xf - yf;
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}
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function compareAltitude(xf,xo,yf,yo) {
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if (xf === null) xf = 1e9;
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else if (xf === "ground") xf = -1e9;
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if (yf === null) yf = 1e9;
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else if (yf === "ground") yf = -1e9;
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if (Math.abs(xf - yf) < 1e-9)
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return xo - yo;
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return xf - yf;
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}
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function sortByICAO() { sortBy('icao', function(x,y){return compareAlpha(x.icao, x.sort_pos, y.icao, y.sort_pos)}); }
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function sortByFlight() { sortBy('flight', function(x,y){return compareAlpha(x.flight, x.sort_pos, y.flight, y.sort_pos)}); }
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function sortBySquawk() { sortBy('squawk', function(x,y){return compareAlpha(x.squawk, x.sort_pos, y.squawk, y.sort_pos)}); }
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function sortByAltitude() { sortBy('altitude',function(x,y){return compareAltitude(x.altitude, x.sort_pos, y.altitude, y.sort_pos)}); }
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function sortBySpeed() { sortBy('speed', function(x,y){return compareNumeric(x.speed, x.sort_pos, y.speed, y.sort_pos)}); }
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function sortByDistance() { sortBy('sitedist',function(x,y){return compareNumeric(x.sitedist, x.sort_pos, y.sitedist, y.sort_pos)}); }
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function sortByTrack() { sortBy('track', function(x,y){return compareNumeric(x.track, x.sort_pos, y.track, y.sort_pos)}); }
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function sortByMsgs() { sortBy('msgs', function(x,y){return compareNumeric(x.msgs, x.sort_pos, y.msgs, y.sort_pos)}); }
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function sortBySeen() { sortBy('seen', function(x,y){return compareNumeric(x.seen, x.sort_pos, y.seen, y.sort_pos)}); }
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var sortId = '';
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var sortByFunc = null;
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var sortAscending = true;
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function resortTable() {
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// make it a stable sort
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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PlanesOrdered[i].sort_pos = i;
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}
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PlanesOrdered.sort(sortByFunc);
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var tbody = document.getElementById('tableinfo').tBodies[0];
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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tbody.appendChild(PlanesOrdered[i].tr);
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}
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}
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function sortBy(id,sortfunc) {
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if (id === sortId) {
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sortAscending = !sortAscending;
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} else {
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sortAscending = true;
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}
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if (sortAscending)
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sortByFunc = sortfunc;
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else
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sortByFunc = function(x,y){return sortfunc(y,x);}
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sortId = id;
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resortTable();
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}
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function selectPlaneByHex(hex) {
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//console.log("select: " + hex);
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// If SelectedPlane has something in it, clear out the selected
|
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if (SelectedPlane != null) {
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Planes[SelectedPlane].selected = false;
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Planes[SelectedPlane].clearLines();
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Planes[SelectedPlane].updateMarker();
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$(Planes[SelectedPlane].tr).removeClass("selected");
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}
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|
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// If we are clicking the same plane, we are deselected it.
|
|
if (SelectedPlane === hex) {
|
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hex = null;
|
|
}
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if (hex !== null) {
|
|
// Assign the new selected
|
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SelectedPlane = hex;
|
|
Planes[SelectedPlane].selected = true;
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Planes[SelectedPlane].updateLines();
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Planes[SelectedPlane].updateMarker();
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$(Planes[SelectedPlane].tr).addClass("selected");
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} else {
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SelectedPlane = null;
|
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}
|
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|
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refreshSelected();
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}
|
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function resetMap() {
|
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// Reset localStorage values
|
|
localStorage['CenterLat'] = CONST_CENTERLAT;
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|
localStorage['CenterLon'] = CONST_CENTERLON;
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|
localStorage['ZoomLvl'] = CONST_ZOOMLVL;
|
|
|
|
// Try to read values from localStorage else use CONST_s
|
|
CenterLat = Number(localStorage['CenterLat']) || CONST_CENTERLAT;
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|
CenterLon = Number(localStorage['CenterLon']) || CONST_CENTERLON;
|
|
ZoomLvl = Number(localStorage['ZoomLvl']) || CONST_ZOOMLVL;
|
|
|
|
// Set and refresh
|
|
GoogleMap.setZoom(parseInt(ZoomLvl));
|
|
GoogleMap.setCenter(new google.maps.LatLng(parseFloat(CenterLat), parseFloat(CenterLon)));
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|
|
|
if (SelectedPlane) {
|
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selectPlaneByHex(SelectedPlane);
|
|
}
|
|
|
|
refreshSelected();
|
|
refreshTableInfo();
|
|
}
|
|
|
|
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');
|
|
}
|