Fixes installation issue with rebuilding media cache

Conflicts:
	src/Umbraco.Core/Umbraco.Core.csproj
	src/Umbraco.Web.UI/config/trees.config
	src/Umbraco.Web/Umbraco.Web.csproj

src/Umbraco.Core/Persistence/Migrations/Upgrades/TargetVersionSixTwoZero/RemoveCachedRecycleMediaXml.cs

@@ -1,31 +0,0 @@
-using Umbraco.Core.Configuration;
-using Umbraco.Core.Services;
-
-namespace Umbraco.Core.Persistence.Migrations.Upgrades.TargetVersionSixTwoZero
-{
-    /// <summary>
-    /// Due to this bug: http://issues.umbraco.org/issue/U4-3820 we need to remove the cached media
-    /// xml found in the cmsContentXml table for any media that has been recycled.
-    /// </summary>
-    [Migration("6.2.0", 1, GlobalSettings.UmbracoMigrationName)]
-    public class RemoveCachedRecycleMediaXml : MigrationBase
-    {
-        public override void Up()
-        {
-            //now that the controlId column is renamed and now a string we need to convert
-            if (Context == null || Context.Database == null) return;
-
-            Execute.Code(database =>
-                {
-                    var mediasvc = (MediaService)ApplicationContext.Current.Services.MediaService;
-                    mediasvc.RebuildXmlStructures();
-
-                    return string.Empty;
-                });
-        }
-
-        public override void Down()
-        {
-        }
-    }
-}

src/Umbraco.Core/Umbraco.Core.csproj

@@ -189,7 +189,6 @@
     <Compile Include="Models\PublishedContent\IPublishedContentModelFactory.cs" />
     <Compile Include="Models\PublishedContent\PublishedContentModel.cs" />
     <Compile Include="Models\PublishedContent\PublishedContentModelFactoryResolver.cs" />
-    <Compile Include="Persistence\Migrations\Upgrades\TargetVersionSixTwoZero\RemoveCachedRecycleMediaXml.cs" />
     <Compile Include="PropertyEditors\PropertyCacheValue.cs" />
     <Compile Include="PropertyEditors\PropertyValueCacheAttribute.cs" />
     <Compile Include="PropertyEditors\PropertyValueTypeAttribute.cs" />

src/Umbraco.Web/Strategies/Migrations/RebuildMediaXmlCacheAfterUpgrade.cs

@@ -0,0 +1,38 @@
+using System;
+using Umbraco.Core;
+using Umbraco.Core.Persistence.Migrations;
+using Umbraco.Core.Services;
+using umbraco.interfaces;
+
+namespace Umbraco.Web.Strategies.Migrations
+{
+    /// <summary>
+    /// This will execute after upgrading to rebuild the xml cache
+    /// </summary>
+    /// <remarks>
+    /// This cannot execute as part of a db migration since we need access to the services/repos.
+    /// 
+    /// This will execute for specific versions - 
+    /// 
+    /// * If current is less than or equal to 7.0.0
+    /// </remarks>
+    public class RebuildMediaXmlCacheAfterUpgrade : IApplicationStartupHandler
+    {
+        public RebuildMediaXmlCacheAfterUpgrade()
+        {
+            MigrationRunner.Migrated += MigrationRunner_Migrated;
+        }
+
+        void MigrationRunner_Migrated(MigrationRunner sender, Core.Events.MigrationEventArgs e)
+        {
+            var target70 = new Version(7, 0, 0);
+
+            if (e.ConfiguredVersion <= target70)
+            {
+                var mediasvc = (MediaService)ApplicationContext.Current.Services.MediaService;
+                mediasvc.RebuildXmlStructures();
+            }
+
+        }
+    }
+}

src/Umbraco.Web/Umbraco.Web.csproj

@@ -389,6 +389,7 @@
     <Compile Include="Search\LuceneIndexerExtensions.cs" />
     <Compile Include="Security\ValidateRequestAttempt.cs" />
     <Compile Include="Security\WebSecurity.cs" />
+    <Compile Include="Strategies\Migrations\RebuildMediaXmlCacheAfterUpgrade.cs" />
     <Compile Include="UI\CdfLogger.cs" />
     <Compile Include="umbraco.presentation\CompatibilityHelper.cs" />
     <Compile Include="umbraco.presentation\LegacyClasses.cs" />