[TIMOB-16672] Fixed serious race condition with downloadFile() as well a...

mobileweb/src/wp8.js

@@ -194,24 +194,26 @@
 			});
 		},
 
-		downloadFile: function (url, opts, callback) {
-			if (!url) {
-				throw new Error('downloadFile requires a "url"');
+		downloadFile: function (opts) {
+			if (!opts.url) {
+				throw new Error('Missing required "url"');
 			}
-			if (!opts && !callback) {
-				throw new Error('downloadFile requires a "callback"');
-			}
-			if (typeof opts == 'function') {
-				callback = opts;
-				opts = 0;
-			}
-			opts || (opts = {});
-			opts.url = url;
-			var r = sendRequest('download', opts);
-			r.addEventListener('complete', function (e) {
+			var r = sendRequest('download', {
+					url: opts.url,
+					saveTo: opts.saveTo,
+					overwrite: opts.overwrite
+				}),
+				oncomplete = opts.oncomplete,
+				onerror = opts.onerror;
+			r.addEventListener('complete', function (evt) {
+				r.destroy();
+				oncomplete && typeof oncomplete == 'function' && oncomplete(evt);
+			});
+			r.addEventListener('error', function (evt) {
 				r.destroy();
-				callback(e);
+				onerror && typeof onerror == 'function' && onerror(new Error(evt.error && evt.error.Message || "Unknown error"));
 			});
+			r.invoke('send');
 		},
 
 		fireEvent: function (data) {

mobileweb/templates/packages/wp8/{{ProjectName}}/ErrorEventArgs.cs

@@ -0,0 +1,13 @@
+using System;
+
+namespace TitaniumApp
+{
+	public class ErrorEventArgs : EventArgs
+	{
+		public ErrorEventArgs(Exception ex) {
+			this.error = ex;
+		}
+
+		public Exception error { get; private set; }
+	}
+}

mobileweb/templates/packages/wp8/{{ProjectName}}/InstanceRegistry.cs

@@ -5,6 +5,15 @@
 
 namespace TitaniumApp
 {
+	public class InstanceRegistryException : Exception
+	{
+		public string Type = "InstanceRegistryException";
+
+		public InstanceRegistryException() {}
+		public InstanceRegistryException(string message) : base(message) {}
+		public InstanceRegistryException(string message, Exception inner) : base(message, inner) {}
+	}
+
 	public static class InstanceRegistry
 	{
 		private static Dictionary<string, Type> cachedTypes = new Dictionary<string, Type>();
@@ -88,7 +97,7 @@ public static class InstanceRegistry
 		public static string createHandle(object instance) {
 			string handle = instanceCount++.ToString();
 			if (instanceCount > UInt64.MaxValue) {
-				throw new Exception("Reflection Handler Exception: Maximum instance count exceeded");
+				throw new InstanceRegistryException("Maximum instance count exceeded");
 			}
 			Logger.log("InstanceRegistry", "Creating instance handle " + handle + ": " + instance.ToString());
 			instances[handle] = instance;

mobileweb/templates/packages/wp8/{{ProjectName}}/TiRequest.cs

@@ -1,11 +1,11 @@
-using System;
-
-namespace TitaniumApp
-{
-	class TiRequest
-	{
-		public string type { get; set; }
-		public string token { get; set; }
-		public TiRequestParams data { get; set; }
-	}
-}
+using System;
+
+namespace TitaniumApp
+{
+	public class TiRequest
+	{
+		public string type { get; set; }
+		public string token { get; set; }
+		public TiRequestParams data { get; set; }
+	}
+}