tidying up

index.php

@@ -155,28 +155,41 @@ function SetSiteOther() {
 }
 
 function predSub() {
+    appendDebug(null, 1);
     appendDebug("Sending data to server for uuid: " + document.form1.uuid.value);
     appendDebug("Downloading GRIB data for tile, this could take some time...");
+    appendDebug("Do NOT stop or refresh your browser.");
 }
 
 function handlePred(pred_uuid) {
+    appendDebug(null, 1);
     appendDebug("Prediction running with uuid: " + running_uuid);
     appendDebug("Prediction done for uuid: " + running_uuid);
     // now go get the prediction data from the server
+    appendDebug("Getting flight path from server....");
     getCSV(pred_uuid);
 }
 
 function getCSV(pred_uuid) {
     $.get("ajax.php", { "action":"getCSV", "uuid":pred_uuid }, function(data) {
         //alert(data.length); 
-        parseCSV(data);
+        appendDebug("Got JSON response from server for flight path, parsing...");
+        if (parseCSV(data) ) {
+            appendDebug("Parsing function returned all OK - DONE");
+        } else {
+            appendDebug("The parsing function failed");
+        }
     }, 'json');
 }
 
-function appendDebug(appendage) {
+function appendDebug(appendage, clear) {
+    if ( clear == null ){
         var curr = $("#debuginfo").html();
         curr += "<br>" + appendage;
         $("#debuginfo").html(curr);
+    } else {
+        $("#debuginfo").html("");
+    }
 }
 
 
@@ -200,7 +213,6 @@ function initialize() {
 }
 
 function parseCSV(lines) {
-        alert(lines[0]);
     var path = [];
     var max_height = -10; //just any -ve number
     var max_point = null;
@@ -230,6 +242,8 @@ function parseCSV(lines) {
             }
         });
 
+    appendDebug("Flight data parsed, creating map plot...");
+
     // make some nice icons
     var launch_icon = new google.maps.MarkerImage(launch_img,
         new google.maps.Size(16,16),
@@ -277,6 +291,8 @@ function parseCSV(lines) {
             title: 'Balloon burst (max. altitude: ' + max_height + 'm)',
     });
 
+    return true;
+
 }
 
 </script>