Added PetaPoco

NzbDrone.Core/Datastore/CustomeMapper.cs

@@ -0,0 +1,33 @@
+using System;
+using PetaPoco;
+
+namespace NzbDrone.Core.Datastore
+{
+    public class CustomeMapper : DefaultMapper
+    {
+        public override Func<object, object> GetFromDbConverter(DestinationInfo destinationInfo, Type SourceType)
+        {
+
+            if ((SourceType == typeof(Int32) || SourceType == typeof(Int64)) && destinationInfo.Type.IsGenericType && destinationInfo.Type.GetGenericTypeDefinition() == typeof(Nullable<>))
+            {
+                // If it is NULLABLE, then get the underlying type. eg if "Nullable<int>" then this will return just "int"
+                if (destinationInfo.Type.GetGenericArguments()[0].IsEnum)
+                {
+                    return delegate(object s)
+                               {
+                                   int value;
+                                   Int32.TryParse(s.ToString(), out value);
+                                   if (value == 0)
+                                   {
+                                       return null;
+                                   }
+
+                                   return (Nullable<DayOfWeek>)value;
+                               };
+                }
+            }
+
+            return base.GetFromDbConverter(destinationInfo, SourceType);
+        }
+    }
+}