// -*- mode: javascript; indent-tabs-mode: nil; c-basic-offset: 8 -*- "use strict"; // Define our global variables var OLMap = null; var StaticFeatures = new ol.Collection(); var SiteCircleFeatures = new ol.Collection(); var PlaneIconFeatures = new ol.Collection(); var PlaneTrailFeatures = new ol.Collection(); var Planes = {}; var PlanesOrdered = []; var PlaneFilter = {}; var SelectedPlane = null; var SelectedAllPlanes = false; var HighlightedPlane = null; var FollowSelected = false; var infoBoxOriginalPosition = {}; var customAltitudeColors = true; var SpecialSquawks = { '7500' : { cssClass: 'squawk7500', markerColor: 'rgb(255, 85, 85)', text: 'Aircraft Hijacking' }, '7600' : { cssClass: 'squawk7600', markerColor: 'rgb(0, 255, 255)', text: 'Radio Failure' }, '7700' : { cssClass: 'squawk7700', markerColor: 'rgb(255, 255, 0)', text: 'General Emergency' } }; // Get current map settings var CenterLat, CenterLon, ZoomLvl, MapType; var Dump1090Version = "unknown version"; var RefreshInterval = 1000; var PlaneRowTemplate = null; var TrackedAircraft = 0; var TrackedAircraftPositions = 0; var TrackedHistorySize = 0; var SitePosition = null; var ReceiverClock = null; var LastReceiverTimestamp = 0; var StaleReceiverCount = 0; var FetchPending = null; var MessageCountHistory = []; var MessageRate = 0; var NBSP='\u00a0'; var layers; // piaware vs flightfeeder var isFlightFeeder = false; function processReceiverUpdate(data) { // Loop through all the planes in the data packet var now = data.now; var acs = data.aircraft; // Detect stats reset if (MessageCountHistory.length > 0 && MessageCountHistory[MessageCountHistory.length-1].messages > data.messages) { MessageCountHistory = [{'time' : MessageCountHistory[MessageCountHistory.length-1].time, 'messages' : 0}]; } // Note the message count in the history MessageCountHistory.push({ 'time' : now, 'messages' : data.messages}); // .. and clean up any old values if ((now - MessageCountHistory[0].time) > 30) MessageCountHistory.shift(); for (var j=0; j < acs.length; j++) { var ac = acs[j]; var hex = ac.hex; var squawk = ac.squawk; var plane = null; // Do we already have this plane object in Planes? // If not make it. if (Planes[hex]) { plane = Planes[hex]; } else { plane = new PlaneObject(hex); plane.filter = PlaneFilter; plane.tr = PlaneRowTemplate.cloneNode(true); if (hex[0] === '~') { // Non-ICAO address plane.tr.cells[0].textContent = hex.substring(1); $(plane.tr).css('font-style', 'italic'); } else { plane.tr.cells[0].textContent = hex; } // set flag image if available if (ShowFlags && plane.icaorange.flag_image !== null) { $('img', plane.tr.cells[1]).attr('src', FlagPath + plane.icaorange.flag_image); $('img', plane.tr.cells[1]).attr('title', plane.icaorange.country); } else { $('img', plane.tr.cells[1]).css('display', 'none'); } plane.tr.addEventListener('click', function(h, evt) { if (evt.srcElement instanceof HTMLAnchorElement) { evt.stopPropagation(); return; } if (!$("#map_container").is(":visible")) { showMap(); } selectPlaneByHex(h, false); adjustSelectedInfoBlockPosition(); evt.preventDefault(); }.bind(undefined, hex)); plane.tr.addEventListener('dblclick', function(h, evt) { if (!$("#map_container").is(":visible")) { showMap(); } selectPlaneByHex(h, true); adjustSelectedInfoBlockPosition(); evt.preventDefault(); }.bind(undefined, hex)); Planes[hex] = plane; PlanesOrdered.push(plane); } // Call the function update plane.updateData(now, ac); } } function fetchData() { if (FetchPending !== null && FetchPending.state() == 'pending') { // don't double up on fetches, let the last one resolve return; } FetchPending = $.ajax({ url: 'data/aircraft.json', timeout: 5000, cache: false, dataType: 'json' }); FetchPending.done(function(data) { var now = data.now; processReceiverUpdate(data); // update timestamps, visibility, history track for all planes - not only those updated for (var i = 0; i < PlanesOrdered.length; ++i) { var plane = PlanesOrdered[i]; plane.updateTick(now, LastReceiverTimestamp); } selectNewPlanes(); refreshTableInfo(); refreshSelected(); refreshHighlighted(); if (ReceiverClock) { var rcv = new Date(now * 1000); ReceiverClock.render(rcv.getUTCHours(),rcv.getUTCMinutes(),rcv.getUTCSeconds()); } // Check for stale receiver data if (LastReceiverTimestamp === now) { StaleReceiverCount++; if (StaleReceiverCount > 5) { $("#update_error_detail").text("The data from dump1090 hasn't been updated in a while. Maybe dump1090 is no longer running?"); $("#update_error").css('display','block'); } } else { StaleReceiverCount = 0; LastReceiverTimestamp = now; $("#update_error").css('display','none'); } }); FetchPending.fail(function(jqxhr, status, error) { $("#update_error_detail").text("AJAX call failed (" + status + (error ? (": " + error) : "") + "). Maybe dump1090 is no longer running?"); $("#update_error").css('display','block'); }); } var PositionHistorySize = 0; function initialize() { // Set page basics document.title = PageName; flightFeederCheck(); PlaneRowTemplate = document.getElementById("plane_row_template"); refreshClock(); $("#loader").removeClass("hidden"); // Set up map/sidebar splitter $("#sidebar_container").resizable({handles: {w: '#splitter'}}); // Set up aircraft information panel $("#selected_infoblock").draggable({containment: "parent"}); // Set up event handlers for buttons $("#toggle_sidebar_button").click(toggleSidebarVisibility); $("#expand_sidebar_button").click(expandSidebar); $("#show_map_button").click(showMap); // Set initial element visibility $("#show_map_button").hide(); setColumnVisibility(); // Initialize other controls initializeUnitsSelector(); // Set up altitude filter button event handlers and validation options $("#altitude_filter_form").submit(onFilterByAltitude); $("#altitude_filter_form").validate({ errorPlacement: function(error, element) { return true; }, rules: { minAltitude: { number: true, min: -99999, max: 99999 }, maxAltitude: { number: true, min: -99999, max: 99999 } } }); // check if the altitude color values are default to enable the altitude filter if (ColorByAlt.air.h.length === 3 && ColorByAlt.air.h[0].alt === 2000 && ColorByAlt.air.h[0].val === 20 && ColorByAlt.air.h[1].alt === 10000 && ColorByAlt.air.h[1].val === 140 && ColorByAlt.air.h[2].alt === 40000 && ColorByAlt.air.h[2].val === 300) { customAltitudeColors = false; } $("#altitude_filter_reset_button").click(onResetAltitudeFilter); $('#settingsCog').on('click', function() { $('#settings_infoblock').toggle(); }); $('#settings_close').on('click', function() { $('#settings_infoblock').hide(); }); $('#groundvehicle_filter').on('click', function() { filterGroundVehicles(true); refreshSelected(); refreshHighlighted(); refreshTableInfo(); }); $('#blockedmlat_filter').on('click', function() { filterBlockedMLAT(true); refreshSelected(); refreshHighlighted(); refreshTableInfo(); }); $('#grouptype_checkbox').on('click', function() { if ($('#grouptype_checkbox').hasClass('settingsCheckboxChecked')) { sortByDistance(); } else { sortByDataSource(); } }); $('#altitude_checkbox').on('click', function() { toggleAltitudeChart(true); }); $('#selectall_checkbox').on('click', function() { if ($('#selectall_checkbox').hasClass('settingsCheckboxChecked')) { deselectAllPlanes(); } else { selectAllPlanes(); } }) // Force map to redraw if sidebar container is resized - use a timer to debounce var mapResizeTimeout; $("#sidebar_container").on("resize", function() { clearTimeout(mapResizeTimeout); mapResizeTimeout = setTimeout(updateMapSize, 10); }); filterGroundVehicles(false); filterBlockedMLAT(false); toggleAltitudeChart(false); // Get receiver metadata, reconfigure using it, then continue // with initialization $.ajax({ url: 'data/receiver.json', timeout: 5000, cache: false, dataType: 'json' }) .done(function(data) { if (typeof data.lat !== "undefined") { SiteShow = true; SiteLat = data.lat; SiteLon = data.lon; DefaultCenterLat = data.lat; DefaultCenterLon = data.lon; } Dump1090Version = data.version; RefreshInterval = data.refresh; PositionHistorySize = data.history; }) .always(function() { initialize_map(); start_load_history(); }); } var CurrentHistoryFetch = null; var PositionHistoryBuffer = [] function start_load_history() { if (PositionHistorySize > 0 && window.location.hash != '#nohistory') { $("#loader_progress").attr('max',PositionHistorySize); console.log("Starting to load history (" + PositionHistorySize + " items)"); load_history_item(0); } else { end_load_history(); } } function load_history_item(i) { if (i >= PositionHistorySize) { end_load_history(); return; } console.log("Loading history #" + i); $("#loader_progress").attr('value',i); $.ajax({ url: 'data/history_' + i + '.json', timeout: 5000, cache: false, dataType: 'json' }) .done(function(data) { PositionHistoryBuffer.push(data); load_history_item(i+1); }) .fail(function(jqxhr, status, error) { // No more history end_load_history(); }); } function end_load_history() { $("#loader").addClass("hidden"); console.log("Done loading history"); if (PositionHistoryBuffer.length > 0) { var now, last=0; // Sort history by timestamp console.log("Sorting history"); PositionHistoryBuffer.sort(function(x,y) { return (x.now - y.now); }); // Process history for (var h = 0; h < PositionHistoryBuffer.length; ++h) { now = PositionHistoryBuffer[h].now; console.log("Applying history " + h + "/" + PositionHistoryBuffer.length + " at: " + now); processReceiverUpdate(PositionHistoryBuffer[h]); // update track console.log("Updating tracks at: " + now); for (var i = 0; i < PlanesOrdered.length; ++i) { var plane = PlanesOrdered[i]; plane.updateTrack((now - last) + 1); } last = now; } // Final pass to update all planes to their latest state console.log("Final history cleanup pass"); for (var i = 0; i < PlanesOrdered.length; ++i) { var plane = PlanesOrdered[i]; plane.updateTick(now); } LastReceiverTimestamp = last; } PositionHistoryBuffer = null; console.log("Completing init"); refreshTableInfo(); refreshSelected(); refreshHighlighted(); reaper(); // Setup our timer to poll from the server. window.setInterval(fetchData, RefreshInterval); window.setInterval(reaper, 60000); // And kick off one refresh immediately. fetchData(); } // Make a LineString with 'points'-number points // that is a closed circle on the sphere such that the // great circle distance from 'center' to each point is // 'radius' meters function make_geodesic_circle(center, radius, points) { var angularDistance = radius / 6378137.0; var lon1 = center[0] * Math.PI / 180.0; var lat1 = center[1] * Math.PI / 180.0; var geom = new ol.geom.LineString(); for (var i = 0; i <= points; ++i) { var bearing = i * 2 * Math.PI / points; var lat2 = Math.asin( Math.sin(lat1)*Math.cos(angularDistance) + Math.cos(lat1)*Math.sin(angularDistance)*Math.cos(bearing) ); var lon2 = lon1 + Math.atan2(Math.sin(bearing)*Math.sin(angularDistance)*Math.cos(lat1), Math.cos(angularDistance)-Math.sin(lat1)*Math.sin(lat2)); lat2 = lat2 * 180.0 / Math.PI; lon2 = lon2 * 180.0 / Math.PI; geom.appendCoordinate([lon2, lat2]); } return geom; } // Initalizes the map and starts up our timers to call various functions function initialize_map() { // Load stored map settings if present CenterLat = Number(localStorage['CenterLat']) || DefaultCenterLat; CenterLon = Number(localStorage['CenterLon']) || DefaultCenterLon; ZoomLvl = Number(localStorage['ZoomLvl']) || DefaultZoomLvl; MapType = localStorage['MapType']; // Set SitePosition, initialize sorting if (SiteShow && (typeof SiteLat !== 'undefined') && (typeof SiteLon !== 'undefined')) { SitePosition = [SiteLon, SiteLat]; sortByDistance(); } else { SitePosition = null; PlaneRowTemplate.cells[9].style.display = 'none'; // hide distance column document.getElementById("distance").style.display = 'none'; // hide distance header sortByAltitude(); } // Maybe hide flag info if (!ShowFlags) { PlaneRowTemplate.cells[1].style.display = 'none'; // hide flag column document.getElementById("flag").style.display = 'none'; // hide flag header document.getElementById("infoblock_country").style.display = 'none'; // hide country row } // Initialize OL3 layers = createBaseLayers(); var iconsLayer = new ol.layer.Vector({ name: 'ac_positions', type: 'overlay', title: 'Aircraft positions', source: new ol.source.Vector({ features: PlaneIconFeatures, }) }); layers.push(new ol.layer.Group({ title: 'Overlays', layers: [ new ol.layer.Vector({ name: 'site_pos', type: 'overlay', title: 'Site position and range rings', source: new ol.source.Vector({ features: StaticFeatures, }) }), new ol.layer.Vector({ name: 'ac_trail', type: 'overlay', title: 'Selected aircraft trail', source: new ol.source.Vector({ features: PlaneTrailFeatures, }) }), iconsLayer ] })); var foundType = false; var baseCount = 0; ol.control.LayerSwitcher.forEachRecursive(layers, function(lyr) { if (!lyr.get('name')) return; if (lyr.get('type') === 'base') { baseCount++; if (MapType === lyr.get('name')) { foundType = true; lyr.setVisible(true); } else { lyr.setVisible(false); } lyr.on('change:visible', function(evt) { if (evt.target.getVisible()) { MapType = localStorage['MapType'] = evt.target.get('name'); } }); } else if (lyr.get('type') === 'overlay') { var visible = localStorage['layer_' + lyr.get('name')]; if (visible != undefined) { // javascript, why must you taunt me with gratuitous type problems lyr.setVisible(visible === "true"); } lyr.on('change:visible', function(evt) { localStorage['layer_' + evt.target.get('name')] = evt.target.getVisible(); }); } }) if (!foundType) { ol.control.LayerSwitcher.forEachRecursive(layers, function(lyr) { if (foundType) return; if (lyr.get('type') === 'base') { lyr.setVisible(true); foundType = true; } }); } OLMap = new ol.Map({ target: 'map_canvas', layers: layers, view: new ol.View({ center: ol.proj.fromLonLat([CenterLon, CenterLat]), zoom: ZoomLvl }), controls: [new ol.control.Zoom(), new ol.control.Rotate(), new ol.control.Attribution({collapsed: true}), new ol.control.ScaleLine({units: DisplayUnits}) ], loadTilesWhileAnimating: true, loadTilesWhileInteracting: true }); if (baseCount > 1) { OLMap.addControl(new ol.control.LayerSwitcher()); } // Listeners for newly created Map OLMap.getView().on('change:center', function(event) { var center = ol.proj.toLonLat(OLMap.getView().getCenter(), OLMap.getView().getProjection()); localStorage['CenterLon'] = center[0] localStorage['CenterLat'] = center[1] if (FollowSelected) { // On manual navigation, disable follow var selected = Planes[SelectedPlane]; if (typeof selected === 'undefined' || (Math.abs(center[0] - selected.position[0]) > 0.0001 && Math.abs(center[1] - selected.position[1]) > 0.0001)) { FollowSelected = false; refreshSelected(); refreshHighlighted(); } } }); OLMap.getView().on('change:resolution', function(event) { ZoomLvl = localStorage['ZoomLvl'] = OLMap.getView().getZoom(); for (var plane in Planes) { Planes[plane].updateMarker(false); }; }); OLMap.on(['click', 'dblclick'], function(evt) { var hex = evt.map.forEachFeatureAtPixel(evt.pixel, function(feature, layer) { return feature.hex; }, null, function(layer) { return (layer === iconsLayer); }, null); if (hex) { selectPlaneByHex(hex, (evt.type === 'dblclick')); adjustSelectedInfoBlockPosition(); evt.stopPropagation(); } else { deselectAllPlanes(); evt.stopPropagation(); } }); // show the hover box OLMap.on('pointermove', function(evt) { var hex = evt.map.forEachFeatureAtPixel(evt.pixel, function(feature, layer) { return feature.hex; }, null, function(layer) { return (layer === iconsLayer); }, null ); if (hex) { highlightPlaneByHex(hex); } else { removeHighlight(); } }) // handle the layer settings pane checkboxes OLMap.once('postrender', function(e) { toggleLayer('#nexrad_checkbox', 'nexrad'); toggleLayer('#sitepos_checkbox', 'site_pos'); toggleLayer('#actrail_checkbox', 'ac_trail'); toggleLayer('#acpositions_checkbox', 'ac_positions'); }); // Add home marker if requested if (SitePosition) { var markerStyle = new ol.style.Style({ image: new ol.style.Circle({ radius: 7, snapToPixel: false, fill: new ol.style.Fill({color: 'black'}), stroke: new ol.style.Stroke({ color: 'white', width: 2 }) }) }); var feature = new ol.Feature(new ol.geom.Point(ol.proj.fromLonLat(SitePosition))); feature.setStyle(markerStyle); StaticFeatures.push(feature); if (SiteCircles) { createSiteCircleFeatures(); } } // Add terrain-limit rings. To enable this: // // create a panorama for your receiver location on heywhatsthat.com // // note the "view" value from the URL at the top of the panorama // i.e. the XXXX in http://www.heywhatsthat.com/?view=XXXX // // fetch a json file from the API for the altitudes you want to see: // // wget -O /usr/share/dump1090-mutability/html/upintheair.json \ // 'http://www.heywhatsthat.com/api/upintheair.json?id=XXXX&refraction=0.25&alts=3048,9144' // // NB: altitudes are in _meters_, you can specify a list of altitudes // kick off an ajax request that will add the rings when it's done var request = $.ajax({ url: 'upintheair.json', timeout: 5000, cache: true, dataType: 'json' }); request.done(function(data) { var ringStyle = new ol.style.Style({ fill: null, stroke: new ol.style.Stroke({ color: '#000000', width: 1 }) }); for (var i = 0; i < data.rings.length; ++i) { var geom = new ol.geom.LineString(); var points = data.rings[i].points; if (points.length > 0) { for (var j = 0; j < points.length; ++j) { geom.appendCoordinate([ points[j][1], points[j][0] ]); } geom.appendCoordinate([ points[0][1], points[0][0] ]); geom.transform('EPSG:4326', 'EPSG:3857'); var feature = new ol.Feature(geom); feature.setStyle(ringStyle); StaticFeatures.push(feature); } } }); request.fail(function(jqxhr, status, error) { // no rings available, do nothing }); } function createSiteCircleFeatures() { // Clear existing circles first SiteCircleFeatures.forEach(function(circleFeature) { StaticFeatures.remove(circleFeature); }); SiteCircleFeatures.clear(); var circleStyle = function(distance) { return new ol.style.Style({ fill: null, stroke: new ol.style.Stroke({ color: '#000000', width: 1 }), text: new ol.style.Text({ font: '10px Helvetica Neue, sans-serif', fill: new ol.style.Fill({ color: '#000' }), offsetY: -8, text: format_distance_long(distance, DisplayUnits, 0) }) }); }; var conversionFactor = 1000.0; if (DisplayUnits === "nautical") { conversionFactor = 1852.0; } else if (DisplayUnits === "imperial") { conversionFactor = 1609.0; } for (var i=0; i < SiteCirclesDistances.length; ++i) { var distance = SiteCirclesDistances[i] * conversionFactor; var circle = make_geodesic_circle(SitePosition, distance, 360); circle.transform('EPSG:4326', 'EPSG:3857'); var feature = new ol.Feature(circle); feature.setStyle(circleStyle(distance)); StaticFeatures.push(feature); SiteCircleFeatures.push(feature); } } // This looks for planes to reap out of the master Planes variable function reaper() { //console.log("Reaping started.."); // Look for planes where we have seen no messages for >300 seconds var newPlanes = []; for (var i = 0; i < PlanesOrdered.length; ++i) { var plane = PlanesOrdered[i]; if (plane.seen > 300) { // Reap it. plane.tr.parentNode.removeChild(plane.tr); plane.tr = null; delete Planes[plane.icao]; plane.destroy(); } else { // Keep it. newPlanes.push(plane); } }; PlanesOrdered = newPlanes; refreshTableInfo(); refreshSelected(); refreshHighlighted(); } // Page Title update function function refreshPageTitle() { if (!PlaneCountInTitle && !MessageRateInTitle) { document.title = PageName; return; } var subtitle = ""; if (PlaneCountInTitle) { subtitle += TrackedAircraftPositions + '/' + TrackedAircraft; } if (MessageRateInTitle) { if (subtitle) subtitle += ' | '; subtitle += MessageRate.toFixed(1) + '/s'; } document.title = PageName + ' - ' + subtitle; } // Refresh the detail window about the plane function refreshSelected() { 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) MessageRate = message_count_delta / message_time_delta; } else { MessageRate = null; } refreshPageTitle(); var selected = false; if (typeof SelectedPlane !== 'undefined' && SelectedPlane != "ICAO" && SelectedPlane != null) { selected = Planes[SelectedPlane]; } $('#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); if (MessageRate !== null) { $('#dump1090_message_rate').text(MessageRate.toFixed(1)); } else { $('#dump1090_message_rate').text("n/a"); } setSelectedInfoBlockVisibility(); if (!selected) { return; } if (selected.flight !== null && selected.flight !== "") { $('#selected_callsign').text(selected.flight); } else { $('#selected_callsign').text('n/a'); } $('#selected_flightaware_link').html(getFlightAwareModeSLink(selected.icao, selected.flight, "FlightAware.com")); if (selected.registration !== null) { $('#selected_registration').text(selected.registration); } else { $('#selected_registration').text(""); } if (selected.icaotype !== null) { $('#selected_icaotype').text(selected.icaotype); } else { $('#selected_icaotype').text(""); } // Not using this logic for the redesigned info panel at the time, but leaving it in if/when adding it back // 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.baro_rate, DisplayUnits)); 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.gs, DisplayUnits)); $('#selected_vertical_rate').text(format_vert_rate_long(selected.baro_rate, DisplayUnits)); $('#selected_icao').text(selected.icao.toUpperCase()); $('#airframes_post_icao').attr('value',selected.icao); $('#selected_track').text(format_track_long(selected.track)); if (selected.seen <= 1) { $('#selected_seen').text('now'); } else { $('#selected_seen').text(selected.seen.toFixed(1) + 's'); } $('#selected_country').text(selected.icaorange.country); if (ShowFlags && selected.icaorange.flag_image !== null) { $('#selected_flag').removeClass('hidden'); $('#selected_flag img').attr('src', FlagPath + selected.icaorange.flag_image); $('#selected_flag img').attr('title', selected.icaorange.country); } else { $('#selected_flag').addClass('hidden'); } 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)); } else { $('#selected_position').text(format_latlng(selected.position)); } $('#selected_follow').removeClass('hidden'); if (FollowSelected) { $('#selected_follow').css('font-weight', 'bold'); OLMap.getView().setCenter(ol.proj.fromLonLat(selected.position)); } else { $('#selected_follow').css('font-weight', 'normal'); } } if (selected.getDataSource() === "adsb_icao") { $('#selected_source').text("ADS-B"); } else if (selected.getDataSource() === "tisb_trackfile" || selected.getDataSource() === "tisb_icao" || selected.getDataSource() === "tisb_other") { $('#selected_source').text("TIS-B"); } else if (selected.getDataSource() === "mlat") { $('#selected_source').text("MLAT"); } else { $('#selected_source').text("Other"); } $('#selected_sitedist').text(format_distance_long(selected.sitedist, DisplayUnits)); $('#selected_rssi').text(selected.rssi.toFixed(1) + ' dBFS'); $('#selected_message_count').text(selected.messages); $('#selected_photo_link').html(getFlightAwarePhotoLink(selected.registration)); $('#selected_alt_geom').text(format_altitude_long(selected.alt_geom, selected.geom_rate, DisplayUnits)); $('#selected_mag_heading').text(format_track_long(selected.mag_heading)); $('#selected_true_heading').text(format_track_long(selected.true_heading)); $('#selected_ias').text(format_speed_long(selected.ias, DisplayUnits)); $('#selected_tas').text(format_speed_long(selected.tas, DisplayUnits)); $('#selected_mach').text(selected.mach.toFixed(3)); $('#selected_roll').text(selected.roll.toFixed(2)); $('#selected_track_rate').text(selected.track_rate.toFixed(2)); $('#selected_geom_rate').text(format_vert_rate_long(selected.geom_rate, DisplayUnits)); if (selected.alt_setting == null) { $('#selected_alt_setting').text("n/a"); } else { $('#selected_alt_setting').text(selected.alt_setting.toFixed(1) + " hPa"); } $('#selected_intent_alt').text(format_altitude_long(selected.intent_alt, 0, DisplayUnits)); $('#selected_intent_heading').text(format_track_long(selected.intent_heading)) } function refreshHighlighted() { // this is following nearly identical logic, etc, as the refreshSelected function, but doing less junk for the highlighted pane var highlighted = false; if (typeof HighlightedPlane !== 'undefined' && HighlightedPlane !== null) { highlighted = Planes[HighlightedPlane]; } // no highlighted plane if (!highlighted) { $('#highlighted_infoblock').hide(); return; } $('#highlighted_infoblock').show(); if (highlighted.flight !== null && highlighted.flight !== "") { $('#highlighted_callsign').text(highlighted.flight); } else { $('#highlighted_callsign').text('n/a'); } if (highlighted.icaotype !== null) { $('#higlighted_icaotype').text(highlighted.icaotype); } else { $('#higlighted_icaotype').text(""); } $('#highlighted_speed').text(format_speed_long(highlighted.gs, DisplayUnits)); $("#highlighted_altitude").text(format_altitude_long(highlighted.altitude, highlighted.baro_rate, DisplayUnits)); $('#highlighted_icao').text(highlighted.icao.toUpperCase()); } function refreshClock() { $('#clock_div').text(new Date().toLocaleString()); var c = setTimeout(refreshClock, 500); } function removeHighlight() { HighlightedPlane = null; refreshHighlighted(); } // Refreshes the larger table of all the planes function refreshTableInfo() { var show_squawk_warning = false; TrackedAircraft = 0 TrackedAircraftPositions = 0 TrackedHistorySize = 0 $(".altitudeUnit").text(get_unit_label("altitude", DisplayUnits)); $(".speedUnit").text(get_unit_label("speed", DisplayUnits)); $(".distanceUnit").text(get_unit_label("distance", DisplayUnits)); $(".verticalRateUnit").text(get_unit_label("verticalRate", DisplayUnits)); for (var i = 0; i < PlanesOrdered.length; ++i) { var tableplane = PlanesOrdered[i]; TrackedHistorySize += tableplane.history_size; if (tableplane.seen >= 58 || tableplane.isFiltered()) { tableplane.tr.className = "plane_table_row hidden"; } else { TrackedAircraft++; var classes = "plane_table_row"; if (tableplane.position !== null && tableplane.seen_pos < 60) { ++TrackedAircraftPositions; } if (tableplane.getDataSource() === "adsb_icao") { classes += " vPosition"; } else if (tableplane.getDataSource() === "tisb_trackfile" || tableplane.getDataSource() === "tisb_icao" || tableplane.getDataSource() === "tisb_other") { classes += " tisb"; } else if (tableplane.getDataSource() === "mlat") { classes += " mlat"; } else { classes += " other"; } 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 if (tableplane.flight) { tableplane.tr.cells[2].innerHTML = getFlightAwareModeSLink(tableplane.icao, tableplane.flight, tableplane.flight); } else { tableplane.tr.cells[2].innerHTML = ""; } tableplane.tr.cells[3].textContent = (tableplane.registration !== null ? tableplane.registration : ""); tableplane.tr.cells[4].textContent = (tableplane.icaotype !== null ? tableplane.icaotype : ""); tableplane.tr.cells[5].textContent = (tableplane.squawk !== null ? tableplane.squawk : ""); tableplane.tr.cells[6].innerHTML = format_altitude_brief(tableplane.altitude, tableplane.baro_rate, DisplayUnits); tableplane.tr.cells[7].textContent = format_speed_brief(tableplane.gs, DisplayUnits); tableplane.tr.cells[8].textContent = format_vert_rate_brief(tableplane.baro_rate, DisplayUnits); tableplane.tr.cells[9].textContent = format_distance_brief(tableplane.sitedist, DisplayUnits); tableplane.tr.cells[10].textContent = format_track_brief(tableplane.track); tableplane.tr.cells[11].textContent = tableplane.messages; tableplane.tr.cells[12].textContent = tableplane.seen.toFixed(0); tableplane.tr.cells[13].textContent = (tableplane.rssi !== null ? tableplane.rssi : ""); tableplane.tr.cells[14].textContent = (tableplane.position !== null ? tableplane.position[1].toFixed(4) : ""); tableplane.tr.cells[15].textContent = (tableplane.position !== null ? tableplane.position[0].toFixed(4) : ""); tableplane.tr.cells[16].textContent = format_data_source(tableplane.getDataSource()); tableplane.tr.cells[17].innerHTML = getAirframesModeSLink(tableplane.icao); tableplane.tr.cells[18].innerHTML = getFlightAwareModeSLink(tableplane.icao, tableplane.flight); tableplane.tr.cells[19].innerHTML = getFlightAwarePhotoLink(tableplane.registration); 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 sortByRegistration() { sortBy('registration', compareAlpha, function(x) { return x.registration; }); } function sortByAircraftType() { sortBy('icaotype', compareAlpha, function(x) { return x.icaotype; }); } 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.gs; }); } function sortByVerticalRate() { sortBy('vert_rate', compareNumeric, function(x) { return x.baro_rate; }); } 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; }); } function sortByCountry() { sortBy('country', compareAlpha, function(x) { return x.icaorange.country; }); } function sortByRssi() { sortBy('rssi', compareNumeric, function(x) { return x.rssi }); } function sortByLatitude() { sortBy('lat', compareNumeric, function(x) { return (x.position !== null ? x.position[1] : null) }); } function sortByLongitude() { sortBy('lon', compareNumeric, function(x) { return (x.position !== null ? x.position[0] : null) }); } function sortByDataSource() { sortBy('data_source', compareAlpha, function(x) { return x.getDataSource() } ); } 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 !== 'data_source') { $('#grouptype_checkbox').removeClass('settingsCheckboxChecked'); } else { $('#grouptype_checkbox').addClass('settingsCheckboxChecked'); } 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 removeHighlight(); if (SelectedAllPlanes) { deselectAllPlanes(); } 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 deselecting it. // (unless it was a doubleclick..) if (SelectedPlane === hex && !autofollow) { 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; } if (SelectedPlane !== null && autofollow) { FollowSelected = true; if (OLMap.getView().getZoom() < 8) OLMap.getView().setZoom(8); } else { FollowSelected = false; } refreshSelected(); refreshHighlighted(); } function highlightPlaneByHex(hex) { // if we've selected a plane, don't show the highlighting box if (SelectedPlane != null) { return; } if (hex != null) { HighlightedPlane = hex; } } // loop through the planes and mark them as selected to show the paths for all planes function selectAllPlanes() { HighlightedPlane = null; // if all planes are already selected, deselect them all if (SelectedAllPlanes) { deselectAllPlanes(); } else { // 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"); } SelectedPlane = null; SelectedAllPlanes = true; for(var key in Planes) { if (Planes[key].visible && !Planes[key].isFiltered()) { Planes[key].selected = true; Planes[key].updateLines(); Planes[key].updateMarker(); } } } $('#selectall_checkbox').addClass('settingsCheckboxChecked'); refreshSelected(); refreshHighlighted(); } // on refreshes, try to find new planes and mark them as selected function selectNewPlanes() { if (SelectedAllPlanes) { for (var key in Planes) { if (!Planes[key].visible || Planes[key].isFiltered()) { Planes[key].selected = false; Planes[key].clearLines(); Planes[key].updateMarker(); } else { if (Planes[key].selected !== true) { Planes[key].selected = true; Planes[key].updateLines(); Planes[key].updateMarker(); } } } } } // deselect all the planes function deselectAllPlanes() { for(var key in Planes) { Planes[key].selected = false; Planes[key].clearLines(); Planes[key].updateMarker(); $(Planes[key].tr).removeClass("selected"); } $('#selectall_checkbox').removeClass('settingsCheckboxChecked'); SelectedPlane = null; SelectedAllPlanes = false; refreshSelected(); refreshHighlighted(); } function toggleFollowSelected() { FollowSelected = !FollowSelected; if (FollowSelected && OLMap.getView().getZoom() < 8) OLMap.getView().setZoom(8); refreshSelected(); } function resetMap() { // Reset localStorage values and map settings localStorage['CenterLat'] = CenterLat = DefaultCenterLat; localStorage['CenterLon'] = CenterLon = DefaultCenterLon; localStorage['ZoomLvl'] = ZoomLvl = DefaultZoomLvl; // Set and refresh OLMap.getView().setZoom(ZoomLvl); OLMap.getView().setCenter(ol.proj.fromLonLat([CenterLon, CenterLat])); selectPlaneByHex(null,false); } function updateMapSize() { OLMap.updateSize(); } function toggleSidebarVisibility(e) { e.preventDefault(); $("#sidebar_container").toggle(); $("#expand_sidebar_control").toggle(); $("#toggle_sidebar_button").toggleClass("show_sidebar"); $("#toggle_sidebar_button").toggleClass("hide_sidebar"); updateMapSize(); } function expandSidebar(e) { e.preventDefault(); $("#map_container").hide() $("#toggle_sidebar_control").hide(); $("#splitter").hide(); $("#sudo_buttons").hide(); $("#show_map_button").show(); $("#sidebar_container").width("100%"); setColumnVisibility(); setSelectedInfoBlockVisibility(); updateMapSize(); } function showMap() { $("#map_container").show() $("#toggle_sidebar_control").show(); $("#splitter").show(); $("#sudo_buttons").show(); $("#show_map_button").hide(); $("#sidebar_container").width("470px"); setColumnVisibility(); setSelectedInfoBlockVisibility(); updateMapSize(); } function showColumn(table, columnId, visible) { var index = $(columnId).index(); if (index >= 0) { var cells = $(table).find("td:nth-child(" + (index + 1).toString() + ")"); if (visible) { cells.show(); } else { cells.hide(); } } } function setColumnVisibility() { var mapIsVisible = $("#map_container").is(":visible"); var infoTable = $("#tableinfo"); showColumn(infoTable, "#registration", !mapIsVisible); showColumn(infoTable, "#aircraft_type", !mapIsVisible); showColumn(infoTable, "#vert_rate", !mapIsVisible); showColumn(infoTable, "#rssi", !mapIsVisible); showColumn(infoTable, "#lat", !mapIsVisible); showColumn(infoTable, "#lon", !mapIsVisible); showColumn(infoTable, "#data_source", !mapIsVisible); showColumn(infoTable, "#airframes_mode_s_link", !mapIsVisible); showColumn(infoTable, "#flightaware_mode_s_link", !mapIsVisible); showColumn(infoTable, "#flightaware_photo_link", !mapIsVisible); } function setSelectedInfoBlockVisibility() { var mapIsVisible = $("#map_container").is(":visible"); var planeSelected = (typeof SelectedPlane !== 'undefined' && SelectedPlane != null && SelectedPlane != "ICAO"); if (planeSelected && mapIsVisible) { $('#selected_infoblock').show(); } else { $('#selected_infoblock').hide(); } } // Reposition selected plane info box if it overlaps plane marker function adjustSelectedInfoBlockPosition() { if (typeof Planes === 'undefined' || typeof SelectedPlane === 'undefined' || Planes === null) { return; } var selectedPlane = Planes[SelectedPlane]; if (selectedPlane === undefined || selectedPlane === null || selectedPlane.marker === undefined || selectedPlane.marker === null) { return; } try { // Get marker position var marker = selectedPlane.marker; var markerCoordinates = selectedPlane.marker.getGeometry().getCoordinates(); var markerPosition = OLMap.getPixelFromCoordinate(markerCoordinates); // Get info box position and size var infoBox = $('#selected_infoblock'); var infoBoxPosition = infoBox.position(); if (typeof infoBoxOriginalPosition.top === 'undefined') { infoBoxOriginalPosition.top = infoBoxPosition.top; infoBoxOriginalPosition.left = infoBoxPosition.left; } else { infoBox.css("left", infoBoxOriginalPosition.left); infoBox.css("top", infoBoxOriginalPosition.top); infoBoxPosition = infoBox.position(); } var infoBoxExtent = getExtent(infoBoxPosition.left, infoBoxPosition.top, infoBox.outerWidth(), infoBox.outerHeight()); // Get map size var mapCanvas = $('#map_canvas'); var mapExtent = getExtent(0, 0, mapCanvas.width(), mapCanvas.height()); // Check for overlap if (isPointInsideExtent(markerPosition[0], markerPosition[1], infoBoxExtent)) { // Array of possible new positions for info box var candidatePositions = []; candidatePositions.push( { x: 40, y: 60 } ); candidatePositions.push( { x: 40, y: markerPosition[1] + 80 } ); // Find new position for (var i = 0; i < candidatePositions.length; i++) { var candidatePosition = candidatePositions[i]; var candidateExtent = getExtent(candidatePosition.x, candidatePosition.y, infoBox.outerWidth(), infoBox.outerHeight()); if (!isPointInsideExtent(markerPosition[0], markerPosition[1], candidateExtent) && isPointInsideExtent(candidatePosition.x, candidatePosition.y, mapExtent)) { // Found a new position that doesn't overlap marker - move box to that position infoBox.css("left", candidatePosition.x); infoBox.css("top", candidatePosition.y); return; } } } } catch(e) { } } function getExtent(x, y, width, height) { return { xMin: x, yMin: y, xMax: x + width - 1, yMax: y + height - 1, }; } function isPointInsideExtent(x, y, extent) { return x >= extent.xMin && x <= extent.xMax && y >= extent.yMin && y <= extent.yMax; } function initializeUnitsSelector() { // Get display unit preferences from local storage if (!localStorage.getItem('displayUnits')) { localStorage['displayUnits'] = "nautical"; } var displayUnits = localStorage['displayUnits']; DisplayUnits = displayUnits; setAltitudeLegend(displayUnits); // Initialize drop-down var unitsSelector = $("#units_selector"); unitsSelector.val(displayUnits); unitsSelector.on("change", onDisplayUnitsChanged); } function onDisplayUnitsChanged(e) { var displayUnits = e.target.value; // Save display units to local storage localStorage['displayUnits'] = displayUnits; DisplayUnits = displayUnits; setAltitudeLegend(displayUnits); // Update filters updatePlaneFilter(); // Refresh data refreshTableInfo(); refreshSelected(); refreshHighlighted(); // Redraw range rings if (SitePosition !== null && SitePosition !== undefined && SiteCircles) { createSiteCircleFeatures(); } // Reset map scale line units OLMap.getControls().forEach(function(control) { if (control instanceof ol.control.ScaleLine) { control.setUnits(displayUnits); } }); } function setAltitudeLegend(units) { if (units === 'metric') { $('#altitude_chart_button').addClass('altitudeMeters'); } else { $('#altitude_chart_button').removeClass('altitudeMeters'); } } function onFilterByAltitude(e) { e.preventDefault(); updatePlaneFilter(); refreshTableInfo(); var selectedPlane = Planes[SelectedPlane]; if (selectedPlane !== undefined && selectedPlane !== null && selectedPlane.isFiltered()) { SelectedPlane = null; selectedPlane.selected = false; selectedPlane.clearLines(); selectedPlane.updateMarker(); refreshSelected(); refreshHighlighted(); } } function filterGroundVehicles(switchFilter) { if (typeof localStorage['groundVehicleFilter'] === 'undefined') { localStorage['groundVehicleFilter'] = 'not_filtered'; } var groundFilter = localStorage['groundVehicleFilter']; if (switchFilter === true) { groundFilter = (groundFilter === 'not_filtered') ? 'filtered' : 'not_filtered'; } if (groundFilter === 'not_filtered') { $('#groundvehicle_filter').addClass('settingsCheckboxChecked'); } else { $('#groundvehicle_filter').removeClass('settingsCheckboxChecked'); } localStorage['groundVehicleFilter'] = groundFilter; PlaneFilter.groundVehicles = groundFilter; } function filterBlockedMLAT(switchFilter) { if (typeof localStorage['blockedMLATFilter'] === 'undefined') { localStorage['blockedMLATFilter'] = 'not_filtered'; } var blockedMLATFilter = localStorage['blockedMLATFilter']; if (switchFilter === true) { blockedMLATFilter = (blockedMLATFilter === 'not_filtered') ? 'filtered' : 'not_filtered'; } if (blockedMLATFilter === 'not_filtered') { $('#blockedmlat_filter').addClass('settingsCheckboxChecked'); } else { $('#blockedmlat_filter').removeClass('settingsCheckboxChecked'); } localStorage['blockedMLATFilter'] = blockedMLATFilter; PlaneFilter.blockedMLAT = blockedMLATFilter; } function toggleAltitudeChart(switchToggle) { if (typeof localStorage['altitudeChart'] === 'undefined') { localStorage['altitudeChart'] = 'show'; } var altitudeChartDisplay = localStorage['altitudeChart']; if (switchToggle === true) { altitudeChartDisplay = (altitudeChartDisplay === 'show') ? 'hidden' : 'show'; } // if you're using custom colors always hide the chart if (customAltitudeColors === true) { altitudeChartDisplay = 'hidden'; // also hide the control option $('#altitude_chart_container').hide(); } if (altitudeChartDisplay === 'show') { $('#altitude_checkbox').addClass('settingsCheckboxChecked'); $('#altitude_chart').show(); } else { $('#altitude_checkbox').removeClass('settingsCheckboxChecked'); $('#altitude_chart').hide(); } localStorage['altitudeChart'] = altitudeChartDisplay; } function onResetAltitudeFilter(e) { $("#altitude_filter_min").val(""); $("#altitude_filter_max").val(""); updatePlaneFilter(); refreshTableInfo(); } function updatePlaneFilter() { var minAltitude = parseFloat($("#altitude_filter_min").val().trim()); var maxAltitude = parseFloat($("#altitude_filter_max").val().trim()); if (minAltitude === NaN) { minAltitude = -Infinity; } if (maxAltitude === NaN) { maxAltitude = Infinity; } PlaneFilter.minAltitude = minAltitude; PlaneFilter.maxAltitude = maxAltitude; PlaneFilter.altitudeUnits = DisplayUnits; } function getFlightAwareIdentLink(ident, linkText) { if (ident !== null && ident !== "") { if (!linkText) { linkText = ident; } return "" + linkText + ""; } return ""; } function getFlightAwareModeSLink(code, ident, linkText) { if (code !== null && code.length > 0 && code[0] !== '~' && code !== "000000") { if (!linkText) { linkText = "FlightAware: " + code.toUpperCase(); } var linkHtml = "" + linkText + ""; return linkHtml; } return ""; } function getFlightAwarePhotoLink(registration) { if (registration !== null && registration !== "") { return "See Aircraft Photos"; } return ""; } function getAirframesModeSLink(code) { if (code !== null && code.length > 0 && code[0] !== '~' && code !== "000000") { return "Airframes.org: " + code.toUpperCase() + ""; } return ""; } // takes in an elemnt jQuery path and the OL3 layer name and toggles the visibility based on clicking it function toggleLayer(element, layer) { // set initial checked status ol.control.LayerSwitcher.forEachRecursive(layers, function(lyr) { if (lyr.get('name') === layer && lyr.getVisible()) { $(element).addClass('settingsCheckboxChecked'); } }); $(element).on('click', function() { var visible = false; if ($(element).hasClass('settingsCheckboxChecked')) { visible = true; } ol.control.LayerSwitcher.forEachRecursive(layers, function(lyr) { if (lyr.get('name') === layer) { if (visible) { lyr.setVisible(false); $(element).removeClass('settingsCheckboxChecked'); } else { lyr.setVisible(true); $(element).addClass('settingsCheckboxChecked'); } } }); }); } // check status.json if it has a serial number for a flightfeeder function flightFeederCheck() { $.ajax('/status.json', { success: function(data) { if (data.type === "flightfeeder") { isFlightFeeder = true; updatePiAwareOrFlightFeeder(); } } }) } // updates the page to replace piaware with flightfeeder references function updatePiAwareOrFlightFeeder() { if (isFlightFeeder) { $('.piAwareLogo').hide(); $('.flightfeederLogo').show(); PageName = 'FlightFeeder Skyview'; } else { $('.flightfeederLogo').hide(); $('.piAwareLogo').show(); PageName = 'PiAware Skyview'; } refreshPageTitle(); }