From f80301d54bbef1217090498736b19fdaca4f6724 Mon Sep 17 00:00:00 2001
From: Sebastien Ros <none@none>
Date: Wed, 21 Sep 2011 12:15:03 -0700
Subject: [PATCH] Addind events to field storage

--HG--
branch : 1.x
---
 .../FieldStorage/IFieldStorageEvents.cs       | 20 ++++++++++++
 .../InfosetStorage/InfosetStorageProvider.cs  | 31 ++++++++++++++++---
 .../FieldStorage/SimpleFieldStorage.cs        | 10 +++---
 src/Orchard/Orchard.Framework.csproj          |  1 +
 4 files changed, 53 insertions(+), 9 deletions(-)
 create mode 100644 src/Orchard/ContentManagement/FieldStorage/IFieldStorageEvents.cs

diff --git a/src/Orchard/ContentManagement/FieldStorage/IFieldStorageEvents.cs b/src/Orchard/ContentManagement/FieldStorage/IFieldStorageEvents.cs
new file mode 100644
index 000000000..b213896e5
--- /dev/null
+++ b/src/Orchard/ContentManagement/FieldStorage/IFieldStorageEvents.cs
@@ -0,0 +1,20 @@
+using System;
+using Orchard.Events;
+
+namespace Orchard.ContentManagement.FieldStorage
+{
+    public class FieldStorageEventContext
+    {
+        public IContent Content { get; set; }
+        public string PartName { get; set; }
+        public string FieldName { get; set; }
+        public string ValueName { get; set; }
+        public object Value { get; set; }
+        public Type ValueType { get; set; }
+    }
+
+    public interface IFieldStorageEvents : IEventHandler
+    {
+        void SetCalled(FieldStorageEventContext context);
+    }
+}
diff --git a/src/Orchard/ContentManagement/FieldStorage/InfosetStorage/InfosetStorageProvider.cs b/src/Orchard/ContentManagement/FieldStorage/InfosetStorage/InfosetStorageProvider.cs
index 016de4f47..4ef1519ca 100644
--- a/src/Orchard/ContentManagement/FieldStorage/InfosetStorage/InfosetStorageProvider.cs
+++ b/src/Orchard/ContentManagement/FieldStorage/InfosetStorage/InfosetStorageProvider.cs
@@ -1,9 +1,16 @@
-using System.Xml;
+using System.Collections.Generic;
+using System.Xml;
 using System.Xml.Linq;
 using Orchard.ContentManagement.MetaData.Models;
 
 namespace Orchard.ContentManagement.FieldStorage.InfosetStorage {
     public class InfosetStorageProvider : IFieldStorageProvider {
+        private readonly IEnumerable<IFieldStorageEvents> _events;
+
+        public InfosetStorageProvider(IEnumerable<IFieldStorageEvents> events) {
+            _events = events;
+        }
+
         public string ProviderName {
             get { return FieldStorageProviderSelector.DefaultProviderName; }
         }
@@ -14,8 +21,24 @@ namespace Orchard.ContentManagement.FieldStorage.InfosetStorage {
             var infosetPart = contentPart.As<InfosetPart>();
 
             return new SimpleFieldStorage(
-                name => Get(infosetPart.Infoset.Element, partName, fieldName, name),
-                (name, value) => Set(infosetPart.Infoset.Element, partName, fieldName, name, value));
+                (name, valueType) => Get(infosetPart.Infoset.Element, partName, fieldName, name),
+                (name, valueType, value) => {
+                        Set(infosetPart.Infoset.Element, partName, fieldName, name, value);
+
+                        var context = new FieldStorageEventContext {
+                                        FieldName = partFieldDefinition.Name,
+                                        PartName = contentPart.PartDefinition.Name,
+                                        Value = value,
+                                        ValueName = name,
+                                        ValueType = valueType,
+                                        Content = infosetPart
+                                    };
+
+                        foreach(var fieldEvent in _events) {
+                            fieldEvent.SetCalled(context);
+                        }
+                    }
+                );
         }
 
         private static string Get(XElement element, string partName, string fieldName, string valueName) {
@@ -37,7 +60,7 @@ namespace Orchard.ContentManagement.FieldStorage.InfosetStorage {
             return valueAttribute.Value;
         }
 
-        private static void Set(XElement element, string partName, string fieldName, string valueName, string value) {
+        private void Set(XElement element, string partName, string fieldName, string valueName, string value) {
             var partElement = element.Element(partName);
             if (partElement == null) {
                 partElement = new XElement(partName);
diff --git a/src/Orchard/ContentManagement/FieldStorage/SimpleFieldStorage.cs b/src/Orchard/ContentManagement/FieldStorage/SimpleFieldStorage.cs
index 2897bf430..f9898ef38 100644
--- a/src/Orchard/ContentManagement/FieldStorage/SimpleFieldStorage.cs
+++ b/src/Orchard/ContentManagement/FieldStorage/SimpleFieldStorage.cs
@@ -3,23 +3,23 @@ using System.Globalization;
 
 namespace Orchard.ContentManagement.FieldStorage {
     public class SimpleFieldStorage : IFieldStorage {
-        public SimpleFieldStorage(Func<string, string> getter, Action<string, string> setter) {
+        public SimpleFieldStorage(Func<string, Type, string> getter, Action<string, Type, string> setter) {
             Getter = getter;
             Setter = setter;
         }
 
-        public Func<string, string> Getter { get; set; }
-        public Action<string, string> Setter { get; set; }
+        public Func<string, Type, string> Getter { get; set; }
+        public Action<string, Type, string> Setter { get; set; }
 
         public T Get<T>(string name) {
-            var value = Getter(name);
+            var value = Getter(name, typeof(T));
             return string.IsNullOrEmpty(value)
                        ? default(T)
                        : (T)Convert.ChangeType(value, typeof(T), CultureInfo.InvariantCulture);
         }
 
         public void Set<T>(string name, T value) {
-            Setter(name, Convert.ToString(value, CultureInfo.InvariantCulture));
+            Setter(name, typeof(T), Convert.ToString(value, CultureInfo.InvariantCulture));
         }
     }
 }
\ No newline at end of file
diff --git a/src/Orchard/Orchard.Framework.csproj b/src/Orchard/Orchard.Framework.csproj
index 180d1fa7f..2f8e1ae97 100644
--- a/src/Orchard/Orchard.Framework.csproj
+++ b/src/Orchard/Orchard.Framework.csproj
@@ -171,6 +171,7 @@
     <Compile Include="ContentManagement\ContentPartBehavior.cs" />
     <Compile Include="ContentManagement\DefaultContentDisplay.cs" />
     <Compile Include="ContentManagement\Drivers\ContentShapeResult.cs" />
+    <Compile Include="ContentManagement\FieldStorage\IFieldStorageEvents.cs" />
     <Compile Include="ContentManagement\GroupInfo.cs" />
     <Compile Include="ContentManagement\Handlers\BuildShapeContext.cs" />
     <Compile Include="ContentManagement\Handlers\ExportContentContext.cs" />