New: Write metadata to tags, with UI for previewing changes (#633)

src/NzbDrone.Core/Configuration/ConfigService.cs

@@ -265,6 +265,20 @@ namespace NzbDrone.Core.Configuration
             set { SetValue("MetadataSource", value); }
         }
 
+        public WriteAudioTagsType WriteAudioTags
+        {
+            get { return GetValueEnum("WriteAudioTags", WriteAudioTagsType.No); }
+
+            set { SetValue("WriteAudioTags", value); }
+        }
+
+        public bool ScrubAudioTags
+        {
+            get { return GetValueBoolean("ScrubAudioTags", false); }
+
+            set { SetValue("ScrubAudioTags", value); }
+        }
+
         public int FirstDayOfWeek
         {
             get { return GetValueInt("FirstDayOfWeek", (int)CultureInfo.CurrentCulture.DateTimeFormat.FirstDayOfWeek); }

src/NzbDrone.Core/Configuration/IConfigService.cs

@@ -69,9 +69,10 @@ namespace NzbDrone.Core.Configuration
 
         string PlexClientIdentifier { get; }
 
-        //MetadataSource
+        //Metadata
         string MetadataSource { get; set; }
-
+        WriteAudioTagsType WriteAudioTags { get; set; }
+        bool ScrubAudioTags { get; set; }
 
         //Forms Auth
         string RijndaelPassphrase { get; }

src/NzbDrone.Core/Configuration/WriteAudioTagsType.cs

@@ -0,0 +1,10 @@
+namespace NzbDrone.Core.Configuration
+{
+    public enum WriteAudioTagsType
+    {
+        No,
+        NewFiles,
+        AllFiles,
+        Sync
+    }
+}