Implementing TemplateFilterForPart

Allowing devs to use parts directly for settings instead of Records

--HG--
branch : 1.x

src/Orchard/ContentManagement/Handlers/TemplateFilterForPart.cs

@@ -0,0 +1,55 @@
+using System;
+
+namespace Orchard.ContentManagement.Handlers {
+    public class TemplateFilterForPart<TPart> : TemplateFilterBase<ContentPart> where TPart : ContentPart, new() {
+        private readonly string _prefix;
+        private string _location = "Content";
+        private string _position = "5";
+        private readonly string _templateName;
+        private string _groupId;
+
+        public TemplateFilterForPart(string prefix, string templateName) {
+            _prefix = prefix;
+            _templateName = templateName;
+        }
+
+        public TemplateFilterForPart(string prefix, string templateName, string groupId) {
+            _prefix = prefix;
+            _templateName = templateName;
+            _groupId = groupId;
+        }
+
+        public TemplateFilterForPart<TPart> Location(string location) {
+            _location = location;
+            return this;
+        }
+
+        public TemplateFilterForPart<TPart> Position(string position) {
+            _position = position;
+            return this;
+        }
+
+        public TemplateFilterForPart<TPart> Group(string groupId) {
+            _groupId = groupId;
+            return this;
+        }
+
+        protected override void BuildEditorShape(BuildEditorContext context, ContentPart part) {
+            if (!string.Equals(_groupId, context.GroupId, StringComparison.OrdinalIgnoreCase))
+                return;
+
+            var templatePart = part.As<TPart>();
+            var templateShape = context.New.EditorTemplate(TemplateName: _templateName, Model: templatePart, Prefix: _prefix);
+            context.Shape.Zones[_location].Add(templateShape, _position);
+        }
+
+        protected override void UpdateEditorShape(UpdateEditorContext context, ContentPart part) {
+            if (!string.Equals(_groupId, context.GroupId, StringComparison.OrdinalIgnoreCase))
+                return;
+            
+            var templatePart = part.As<TPart>();
+            context.Updater.TryUpdateModel(templatePart, _prefix, null, null);
+            BuildEditorShape(context, part);
+        }
+    }
+}

src/Orchard/Orchard.Framework.csproj

@@ -153,6 +153,7 @@
     <Compile Include="ContentManagement\Aspects\ILocalizableAspect.cs" />
     <Compile Include="ContentManagement\ContentIdentity.cs" />
     <Compile Include="ContentManagement\DefaultHqlQuery.cs" />
+    <Compile Include="ContentManagement\Handlers\TemplateFilterForPart.cs" />
     <Compile Include="ContentManagement\Handlers\UpdateContentContext.cs" />
     <Compile Include="ContentManagement\IHqlExpression.cs" />
     <Compile Include="ContentManagement\IHqlQuery.cs" />