Using the blog's description in RSS feeds

src/Orchard.Web/Modules/Orchard.Blogs/Feeds/BlogPartFeedItemBuilder.cs

@@ -0,0 +1,48 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web.Mvc;
+using System.Web.Routing;
+using System.Xml.Linq;
+using JetBrains.Annotations;
+using Orchard.Blogs.Models;
+using Orchard.ContentManagement;
+using Orchard.Core.Feeds;
+using Orchard.Core.Feeds.Models;
+using Orchard.Mvc.Extensions;
+using Orchard.Services;
+
+namespace Orchard.Blogs.Feeds {
+    public class BlogPartFeedItemBuilder : IFeedItemBuilder {
+        private IContentManager _contentManager;
+        public BlogPartFeedItemBuilder(IContentManager contentManager) {
+            _contentManager = contentManager;
+        }
+
+        public void Populate(FeedContext context) {
+            var containerIdValue = context.ValueProvider.GetValue("containerid");
+            if (containerIdValue == null)
+                return;
+
+            var containerId = (int)containerIdValue.ConvertTo(typeof(int));
+            var container = _contentManager.Get(containerId);
+
+            if (container == null) {
+                return;
+            }
+
+            if (container.ContentType != "Blog") {
+                return;
+            }
+
+            var blog = container.As<BlogPart>();
+
+            if (context.Format == "rss") {
+                context.Response.Element.SetElementValue("description", blog.Description);
+            }
+            else {
+                context.Builder.AddProperty(context, null, "description", blog.Description);
+            }
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Blogs/Orchard.Blogs.csproj

@@ -72,6 +72,7 @@
     <Compile Include="Drivers\BlogArchivesPartDriver.cs" />
     <Compile Include="Drivers\RemoteBlogPublishingDriver.cs" />
     <Compile Include="Drivers\RecentBlogPostsPartDriver.cs" />
+    <Compile Include="Feeds\BlogPartFeedItemBuilder.cs" />
     <Compile Include="Handlers\BlogArchivesPartHandler.cs" />
     <Compile Include="Handlers\RecentBlogPostsPartHandler.cs" />
     <Compile Include="Models\BlogArchivesPart.cs" />