Allow both HTTP and local URLs for playerConfig

QuickPlay/Configuration.cs

@@ -75,8 +75,19 @@ namespace QuickPlay
         };
         public PlayerConfiguration GetPlayerConfig()
         {
-            // TODO: decide sensibly
-            var cfgProvider = new HttpConfigurationProvider(playerConfigUrl);
+            IPlayerConfigurationProvider cfgProvider;
+            if (playerConfigUrl.StartsWith("http:") || playerConfigUrl.StartsWith("https:"))
+            {
+                cfgProvider = new HttpConfigurationProvider(playerConfigUrl);
+            } else if (playerConfigUrl.StartsWith("file://"))
+            {
+                string filename = playerConfigUrl.Substring("file://".Length);
+                var reader = new StreamReader(filename);
+                cfgProvider = new FileConfigurationProvider(reader);
+            } else
+            {
+                throw new InvalidOperationException("Schema of player config URL not supported");
+            }
             return cfgProvider.GetConfigurationAsync().Result;  // Bad code, but hopefully we dont hang.
         }