Merge pull request #39 from PepperDash/hotfix/sgd-failover-to-embedded-resources

Closes #26.  If specified SGD file isnt' found in User/sgd directory,…

PepperDashEssentials/UI/EssentialsTouchpanelController.cs

@@ -106,13 +106,19 @@ namespace PepperDash.Essentials
                 Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "WARNING: Registration failed. Continuing, but panel may not function: {0}", Panel.RegistrationFailureReason);
 
             // Give up cleanly if SGD is not present.
-            var sgdName = Global.FilePathPrefix
+            var sgdName = Global.FilePathPrefix + "sgd" + Global.DirectorySeparator + props.SgdFile;
-                + Global.DirectorySeparator + "sgd" + Global.DirectorySeparator + props.SgdFile;
             if (!File.Exists(sgdName))
             {
-                Debug.Console(0, this, "ERROR: Smart object file '{0}' not present. Exiting TSW load", sgdName);
+                Debug.Console(0, this, "Smart object file '{0}' not present in User folder. Looking for embedded file", sgdName);
+
+                sgdName = Global.ApplicationDirectoryPathPrefix + Global.DirectorySeparator + "SGD" + Global.DirectorySeparator + props.SgdFile;
+
+                if (!File.Exists(sgdName))
+                {
+                    Debug.Console(0, this, "Unable to find SGD file '{0}' in User sgd or application SGD folder. Exiting touchpanel load.", sgdName);
                     return;
                 }
+            }
 
             Panel.LoadSmartObjects(sgdName);
             Panel.SigChange += Panel_SigChange;

essentials-framework/Essentials Core/PepperDashEssentialsBase/Global/Global.cs

@@ -26,6 +26,17 @@ namespace PepperDash.Essentials.Core
         /// </summary>
         public static string FilePathPrefix { get; private set; }
 
+        /// <summary>
+        /// The file path prefix to the applciation directory
+        /// </summary>
+        public static string ApplicationDirectoryPathPrefix 
+        {
+            get
+            {
+                return Crestron.SimplSharp.CrestronIO.Directory.GetApplicationDirectory();
+            }
+        }
+
         /// <summary>
         /// Returns the directory separator character based on the running OS
         /// </summary>