Persistent Callsigns (#41)

Author: LukePrior

js/tracker.js

@@ -1372,38 +1372,66 @@ function updateVehicleInfo(vcallsign, newPosition) {
 
   var callsign_list = [];
 
+  var current_time = convert_time(newPosition.server_time)
+
+  for(var i = 0; i < vehicle.receiver_info.length; i++){
+    if (vehicle.receiver_info[i]["time"] < current_time - 10000) {
+        vehicle.receiver_info.splice(i,1);
+    }
+  }
+
+  function addReceiver(callsign) {
+    if (vehicle.receiver_info.filter(function(e) { return e.callsign === callsign; }).length > 0) {
+        return
+    }
+    var temp_receiver = {callsign: callsign, time: current_time}
+    if(newPosition.callsign[callsign].hasOwnProperty('snr')){
+        if(newPosition.callsign[callsign].snr){
+            temp_receiver.snr = newPosition.callsign[rxcall].snr.toFixed(0)
+        }
+    }
+    if(newPosition.callsign[callsign].hasOwnProperty('rssi')){
+        if(newPosition.callsign[callsign].rssi){
+            temp_receiver.rssi = newPosition.callsign[rxcall].rssi.toFixed(0)
+        }
+    }
+    if(newPosition.callsign[callsign].hasOwnProperty('frequency')){
+        if(newPosition.callsign[callsign].frequency){
+            temp_receiver.frequency = newPosition.callsign[rxcall].frequency.toFixed(0)
+        }
+    }
+    vehicle.receiver_info.push(temp_receiver)
+  }
+
   if($.type(newPosition.callsign) === "string"){
       // Single callsign entry, as a string (chase cars)
       callsign_list = newPosition.callsign;
   } else {
     // Multiple callsigns, as an object
     for(var rxcall in newPosition.callsign){
-        if(newPosition.callsign.hasOwnProperty(rxcall)) {
-            _new_call = rxcall;
-            tempFields = [];
-            if(newPosition.callsign[rxcall].hasOwnProperty('snr')){
-                if(newPosition.callsign[rxcall].snr){
-                    tempFields.push(newPosition.callsign[rxcall].snr.toFixed(0) + " dB");
-                }
-            }
-            if(newPosition.callsign[rxcall].hasOwnProperty('rssi')){
-                if(newPosition.callsign[rxcall].rssi){
-                    tempFields.push(newPosition.callsign[rxcall].rssi.toFixed(0) + " dBm");
-                }
-            }
-            if(newPosition.callsign[rxcall].hasOwnProperty('frequency')){
-                if(newPosition.callsign[rxcall].frequency){
-                    tempFields.push(newPosition.callsign[rxcall].frequency + " MHz");
-                }
-            }
-            if(tempFields.length > 0) {
-                _new_call += " (" + tempFields.join(", ") + ")";
-            }
-            callsign_list.push(_new_call); // catch cases where there are no fields
+        addReceiver(rxcall)
+    }
+
+    for(var receiver in vehicle.receiver_info){
+        _new_call = vehicle.receiver_info[receiver].callsign;
+        tempFields = [];
+        if(vehicle.receiver_info[receiver].hasOwnProperty('snr')){
+            tempFields.push(vehicle.receiver_info[receiver].snr + " dB");
+        }
+        if(vehicle.receiver_info[receiver].hasOwnProperty('rssi')){
+            tempFields.push(vehicle.receiver_info[receiver].rssi + " dBm");
         }
+        if(vehicle.receiver_info[receiver].hasOwnProperty('frequency')){
+            tempFields.push(vehicle.receiver_info[receiver].frequency + " MHz");
+        }
+        if(tempFields.length > 0) {
+            _new_call += " (" + tempFields.join(", ") + ")";
+        }
+        callsign_list.push(_new_call); // catch cases where there are no fields
     }
+
     callsign_list = callsign_list.join(", ");
-  }
+}
 
   var timeNow = new Date();
   var timeSent = convert_time(newPosition.server_time);
@@ -2483,7 +2511,8 @@ function addPosition(position) {
                             graph_data: [],
                             graph_yaxes: [],
                             updated: false,
-                            start_time: 2147483647000
+                            start_time: 2147483647000,
+                            receiver_info: []
                             };
 
         // deep copy yaxes config for graph
@@ -3242,6 +3271,7 @@ function refreshReceivers() {
                 updateReceivers(response);
             },
             complete: function(request, textStatus) {
+                periodical_receivers = setTimeout(function() {refreshReceivers(false)}, 60 * 5 * 1000);
                 if (!offline.get("opt_hide_chase")) {
                     refreshNewReceivers(true);
                 }