Rebuild Cache checking, so it still works on an unconfigured umbraco …

…site.

uSync8.BackOffice/Cache/RebuildCacheComponent.cs

@@ -15,31 +15,31 @@ public class RebuildCacheComposer : ComponentComposer<RebuildCacheComponent> { }
     public class RebuildCacheComponent : IComponent
     {
         private readonly IPublishedSnapshotService snapshotService;
-        private uSyncSettings settings;
+        private bool rebuildCacheOnCompleaton;
 
         public RebuildCacheComponent(IPublishedSnapshotService snapshotService)
         {
             this.snapshotService = snapshotService;
-
-            this.settings = Current.Configs.uSync();
-
             uSyncConfig.Reloaded += Config_Reloaded;
         }
 
         private void Config_Reloaded(uSyncSettings settings)
         {
-            this.settings = Current.Configs.uSync();
+            rebuildCacheOnCompleaton = settings.RebuildCacheOnCompleation;
         }
 
         public void Initialize()
         {
+            var config = Current.Configs.uSync();
+            if (config != null)
+                Config_Reloaded(config);
+
             uSyncService.ImportComplete += ImportComplete;
-
         }
 
         private void ImportComplete(uSyncBulkEventArgs e)
         {
-            if (settings.RebuildCacheOnCompleation &&
+            if (rebuildCacheOnCompleaton &&
                 e.Actions.Any(x => x.Change > uSync8.Core.ChangeType.NoChange))
             {
                 // change happened. - rebuild

uSync8.BackOffice/Configuration/ConfigExtensions.cs

@@ -10,6 +10,16 @@ namespace uSync8.BackOffice.Configuration
     public static class ConfigExtensions
     {
         public static uSyncSettings uSync(this Configs configs)
-            => configs.GetConfig<uSyncConfig>().Settings;
+        {
+            try
+            {
+                return configs.GetConfig<uSyncConfig>().Settings;
+            }
+            catch
+            {
+                return null;
+            }
+        }
+
     }
 }

uSync8.BackOffice/uSyncBackOfficeComposer.cs

@@ -34,8 +34,6 @@ public void Compose(Composition composition)
 
             composition.RegisterUnique<SyncHandlerFactory>();
 
-            composition.Configs.Add<uSyncConfig>(() => new uSyncConfig());
-
             composition.RegisterUnique<uSyncService>();
         }
     }