Implementing the Warmup module

- Global.asax.cs looks for static pages in ~\App_Data\Warmup
- Orchard.Warmup module contains methods to generate those pages based on
scheduled times, and content publishing

--HG--
branch : dev

src/Orchard.Tests.Modules/Orchard.Tests.Modules.csproj

@@ -169,6 +169,8 @@
     <Compile Include="Users\ShellSettingsUtility.cs" />
     <Compile Include="Values.cs" />
     <Compile Include="Users\Services\MembershipServiceTests.cs" />
+    <Compile Include="Warmup\WebDownloaderTests.cs" />
+    <Compile Include="Warmup\WarmupUpdaterTests.cs" />
     <Compile Include="Widgets\RuleEngine\UrlRuleProviderTest.cs" />
     <Compile Include="Widgets\Services\WidgetsServiceTest.cs" />
     <Compile Include="Widgets\WidgetsTests.cs" />
@@ -254,6 +256,10 @@
       <Project>{79AED36E-ABD0-4747-93D3-8722B042454B}</Project>
       <Name>Orchard.Users</Name>
     </ProjectReference>
+    <ProjectReference Include="..\Orchard.Web\Modules\Orchard.WarmUp\Orchard.Warmup.csproj">
+      <Project>{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}</Project>
+      <Name>Orchard.Warmup</Name>
+    </ProjectReference>
     <ProjectReference Include="..\Orchard.Web\Modules\Orchard.Widgets\Orchard.Widgets.csproj">
       <Project>{194D3CCC-1153-474D-8176-FDE8D7D0D0BD}</Project>
       <Name>Orchard.Widgets</Name>

src/Orchard.Tests.Modules/Warmup/WarmupUpdaterTests.cs

@@ -0,0 +1,281 @@
+using System;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Xml;
+using Autofac;
+using Moq;
+using NUnit.Framework;
+using Orchard.Environment.Warmup;
+using Orchard.FileSystems.AppData;
+using Orchard.FileSystems.LockFile;
+using Orchard.Services;
+using Orchard.Tests.FileSystems.AppData;
+using Orchard.Tests.Stubs;
+using Orchard.Tests.UI.Navigation;
+using Orchard.Warmup.Models;
+using Orchard.Warmup.Services;
+
+namespace Orchard.Tests.Modules.Warmup {
+    public class WarmupUpdaterTests {
+        protected IContainer _container;
+        private IWarmupUpdater _warmupUpdater;
+        private IAppDataFolder _appDataFolder;
+        private ILockFileManager _lockFileManager;
+        private StubClock _clock;
+        private Mock<IWebDownloader> _webDownloader;
+        private IOrchardServices _orchardServices;
+        private WarmupSettingsPart _settings;
+
+        private readonly string _basePath = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());
+
+        private string _warmupFilename, _lockFilename;
+        private const string WarmupFolder = "Warmup";
+
+        [TestFixtureTearDown]
+        public void Clean() {
+            if (Directory.Exists(_basePath)) {
+                Directory.Delete(_basePath, true);
+            }
+        }
+
+        [SetUp]
+        public void Init() {
+            if (Directory.Exists(_basePath)) {
+                Directory.Delete(_basePath, true);
+            }
+
+            Directory.CreateDirectory(_basePath);
+            _appDataFolder = AppDataFolderTests.CreateAppDataFolder(_basePath);
+            _webDownloader = new Mock<IWebDownloader>();
+            _orchardServices = new StubOrchardServices();
+            ((StubWorkContextAccessor.WorkContextImpl.StubSite) _orchardServices.WorkContext.CurrentSite).BaseUrl = "http://orchardproject.net";
+
+            _settings = new WarmupSettingsPart { Record = new WarmupSettingsPartRecord() };
+            _orchardServices.WorkContext.CurrentSite.ContentItem.Weld(_settings);
+ 
+            var builder = new ContainerBuilder();
+            builder.RegisterInstance(_appDataFolder).As<IAppDataFolder>();
+            builder.RegisterInstance(_orchardServices).As<IOrchardServices>();
+            builder.RegisterType<DefaultLockFileManager>().As<ILockFileManager>();
+            builder.RegisterType<WarmupUpdater>().As<IWarmupUpdater>();
+            builder.RegisterType<StubClock>().As<IClock>();
+            builder.RegisterInstance(_clock = new StubClock()).As<IClock>();
+            builder.RegisterInstance(_webDownloader.Object).As<IWebDownloader>();
+            _container = builder.Build();
+
+            _lockFileManager = _container.Resolve<ILockFileManager>();
+            _warmupUpdater = _container.Resolve<IWarmupUpdater>();
+
+            _warmupFilename = _appDataFolder.Combine(WarmupFolder, "warmup.txt");
+            _lockFilename = _appDataFolder.Combine(WarmupFolder, "warmup.txt.lock");
+        }
+
+        [Test]
+        public void ShouldDoNothingWhenNoUrlsAreSpecified() {
+            _warmupUpdater.EnsureGenerate();
+            Assert.That(_appDataFolder.ListFiles(WarmupFolder).Count(), Is.EqualTo(0));
+        }
+
+        [Test]
+        public void StampFileShouldBeDeletedToForceAnUpdate() {
+            _appDataFolder.CreateFile(_warmupFilename, "");
+            _warmupUpdater.Generate();
+            Assert.That(_appDataFolder.ListFiles(WarmupFolder).Count(), Is.EqualTo(0));
+        }
+
+        [Test]
+        public void GenerateShouldNotRunIfLocked() {
+            _appDataFolder.CreateFile(_warmupFilename, "");
+            ILockFile lockFile = null;
+            _lockFileManager.TryAcquireLock(_lockFilename, ref lockFile);
+            using(lockFile) {
+                _warmupUpdater.Generate();
+                // warmup file + lock file
+                Assert.That(_appDataFolder.ListFiles(WarmupFolder).Count(), Is.EqualTo(2));
+            }
+
+            _warmupUpdater.Generate();
+            Assert.That(_appDataFolder.ListFiles(WarmupFolder).Count(), Is.EqualTo(0));
+        }
+
+        [Test]
+        public void ShouldDownloadConfiguredUrls() {
+            _settings.Urls = @" /
+                                /About";
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/"))
+                .Returns(new DownloadResult { Content = "Foo", StatusCode = HttpStatusCode.OK });
+            
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/About"))
+                .Returns(new DownloadResult { Content = "Bar", StatusCode = HttpStatusCode.OK });
+            
+            _warmupUpdater.Generate();
+            var files = _appDataFolder.ListFiles(WarmupFolder).ToList();
+            
+            // warmup + content files
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, "warmup.txt")));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/"))));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/About"))));
+
+            var homepageContent = _appDataFolder.ReadFile(_appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/")));
+            var aboutcontent = _appDataFolder.ReadFile(_appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/About")));
+
+            Assert.That(homepageContent, Is.EqualTo("Foo"));
+            Assert.That(aboutcontent, Is.EqualTo("Bar"));
+        }
+
+        [Test]
+        public void ShouldCreateFilesForOkStatusOnly() {
+            _settings.Urls = @" /
+                                /About";
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/"))
+                .Returns(new DownloadResult { Content = "Foo", StatusCode = HttpStatusCode.OK });
+            
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/About"))
+                .Returns(new DownloadResult { Content = "Bar", StatusCode = HttpStatusCode.NotFound });
+
+            _warmupUpdater.Generate();
+            var files = _appDataFolder.ListFiles(WarmupFolder).ToList();
+
+            // warmup + content file
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, "warmup.txt")));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/"))));
+            Assert.That(files, Has.None.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/About"))));
+        }
+
+        [Test]
+        public void ShouldProcessValidRequestsOnly() {
+            _settings.Urls = @" /
+                                <>@\\";
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/"))
+                .Returns(new DownloadResult { Content = "Foo", StatusCode = HttpStatusCode.OK });
+
+            _warmupUpdater.Generate();
+            var files = _appDataFolder.ListFiles(WarmupFolder).ToList();
+
+            // warmup + content file
+            Assert.That(files.Count, Is.EqualTo(2));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, "warmup.txt")));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/"))));
+        }
+
+        [Test]
+        public void WarmupFileShouldContainUtcNow() {
+            _settings.Urls = @"/";
+            
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/"))
+                .Returns(new DownloadResult { Content = "Foo", StatusCode = HttpStatusCode.OK });
+
+            _warmupUpdater.Generate();
+
+            var warmupContent = _appDataFolder.ReadFile(_warmupFilename);
+            Assert.That(warmupContent, Is.EqualTo(XmlConvert.ToString(_clock.UtcNow, XmlDateTimeSerializationMode.Utc)));
+        }
+
+        [Test]
+        public void ShouldNotProcessIfDelayHasNotExpired() {
+            _settings.Urls = @"/";
+            _settings.Delay = 90;
+            _settings.Scheduled = true;
+
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/"))
+                .Returns(new DownloadResult { Content = "Foo", StatusCode = HttpStatusCode.OK });
+
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/About"))
+                .Returns(new DownloadResult { Content = "Bar", StatusCode = HttpStatusCode.OK });
+
+            _warmupUpdater.Generate();
+
+            var warmupContent = _appDataFolder.ReadFile(_warmupFilename);
+            Assert.That(warmupContent, Is.EqualTo(XmlConvert.ToString(_clock.UtcNow, XmlDateTimeSerializationMode.Utc)));
+
+            _settings.Urls = @" /
+                                /About";
+            _clock.Advance(TimeSpan.FromMinutes(89));
+            _warmupUpdater.EnsureGenerate();
+            
+            var files = _appDataFolder.ListFiles(WarmupFolder).ToList();
+            Assert.That(files, Has.None.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/About"))));
+            
+            warmupContent = _appDataFolder.ReadFile(_warmupFilename);
+            Assert.That(warmupContent, Is.Not.EqualTo(XmlConvert.ToString(_clock.UtcNow, XmlDateTimeSerializationMode.Utc)));
+        }
+
+        [Test]
+        public void ShouldProcessIfDelayHasExpired() {
+            _settings.Urls = @"/";
+            _settings.Delay = 90;
+            _settings.Scheduled = true;
+
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/"))
+                .Returns(new DownloadResult { Content = "Foo", StatusCode = HttpStatusCode.OK });
+
+            _webDownloader
+                .Setup(w => w.Download("http://orchardproject.net/About"))
+                .Returns(new DownloadResult { Content = "Bar", StatusCode = HttpStatusCode.OK });
+
+            _warmupUpdater.Generate();
+
+            var warmupContent = _appDataFolder.ReadFile(_warmupFilename);
+            Assert.That(warmupContent, Is.EqualTo(XmlConvert.ToString(_clock.UtcNow, XmlDateTimeSerializationMode.Utc)));
+
+            _settings.Urls = @" /
+                                /About";
+            _clock.Advance(TimeSpan.FromMinutes(91));
+            _warmupUpdater.EnsureGenerate();
+
+            var files = _appDataFolder.ListFiles(WarmupFolder).ToList();
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/About"))));
+
+            warmupContent = _appDataFolder.ReadFile(_warmupFilename); 
+            Assert.That(warmupContent, Is.EqualTo(XmlConvert.ToString(_clock.UtcNow, XmlDateTimeSerializationMode.Utc)));
+        }
+
+        [Test]
+        public void ShouldGenerateNonWwwVersions() {
+            _settings.Urls = @" /
+                                /About";
+
+            ((StubWorkContextAccessor.WorkContextImpl.StubSite)_orchardServices.WorkContext.CurrentSite).BaseUrl = "http://www.orchardproject.net";
+
+            _webDownloader
+                .Setup(w => w.Download("http://www.orchardproject.net/"))
+                .Returns(new DownloadResult { Content = "Foo", StatusCode = HttpStatusCode.OK });
+            
+            _webDownloader
+                .Setup(w => w.Download("http://www.orchardproject.net/About"))
+                .Returns(new DownloadResult { Content = "Bar", StatusCode = HttpStatusCode.OK });
+            
+            _warmupUpdater.Generate();
+            var files = _appDataFolder.ListFiles(WarmupFolder).ToList();
+            
+            // warmup + content files
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, "warmup.txt")));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://www.orchardproject.net/"))));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://www.orchardproject.net/About"))));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/"))));
+            Assert.That(files, Has.Some.Matches<string>(x => x == _appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/About"))));
+
+            var homepageContent = _appDataFolder.ReadFile(_appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/")));
+            var aboutcontent = _appDataFolder.ReadFile(_appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://orchardproject.net/About")));
+
+            var wwwhomepageContent = _appDataFolder.ReadFile(_appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://www.orchardproject.net/")));
+            var wwwaboutcontent = _appDataFolder.ReadFile(_appDataFolder.Combine(WarmupFolder, WarmupUtility.EncodeUrl("http://www.orchardproject.net/About")));
+
+            Assert.That(homepageContent, Is.EqualTo("Foo"));
+            Assert.That(wwwhomepageContent, Is.EqualTo("Foo"));
+            Assert.That(aboutcontent, Is.EqualTo("Bar"));
+            Assert.That(wwwaboutcontent, Is.EqualTo("Bar"));
+        }
+    
+    }
+}

src/Orchard.Tests.Modules/Warmup/WebDownloaderTests.cs

@@ -0,0 +1,37 @@
+using System.Net;
+using NUnit.Framework;
+using Orchard.Warmup.Services;
+
+namespace Orchard.Tests.Modules.Warmup {
+    public class WebDownloaderTests {
+        private readonly IWebDownloader _webDownloader = new WebDownloader();
+
+        [Test]
+        public void ShouldReturnNullWhenUrlIsEmpty() {
+            Assert.That(_webDownloader.Download(null), Is.Null);
+            Assert.That(_webDownloader.Download(""), Is.Null);
+            Assert.That(_webDownloader.Download(" "), Is.Null);
+        }
+
+        [Test]
+        public void ShouldReturnNullWhenUrlIsInvalid() {
+            Assert.That(_webDownloader.Download("froutfrout|yepyep"), Is.Null);
+        }
+
+        [Test]
+        public void StatusCodeShouldBe404ForUnexistingResources() {
+            var download = _webDownloader.Download("http://www.microsoft.com/yepyep");
+            Assert.That(download, Is.Not.Null);
+            Assert.That(download.StatusCode, Is.EqualTo(HttpStatusCode.NotFound));
+            Assert.That(download.Content, Is.Null);
+        }
+
+        [Test]
+        public void StatusCodeShouldBe200ForValidRequests() {
+            var download = _webDownloader.Download("http://www.microsoft.com/");
+            Assert.That(download, Is.Not.Null);
+            Assert.That(download.StatusCode, Is.EqualTo(HttpStatusCode.OK));
+            Assert.That(download.Content, Is.Not.Empty);
+        }
+    }
+}

src/Orchard.Tests/Environment/WarmUp/WarmUpUtilityTests.cs

@@ -0,0 +1,28 @@
+using System;
+using NUnit.Framework;
+using Orchard.Environment.Warmup;
+
+namespace Orchard.Tests.Environment.Warmup {
+    [TestFixture]
+    public class WarmUpUtilityTests {
+
+        [Test]
+        public void EmptyStringsAreNotAllowed() {
+            Assert.Throws<ArgumentException>(() => WarmupUtility.EncodeUrl(""));
+            Assert.Throws<ArgumentException>(() => WarmupUtility.EncodeUrl(null));
+        }
+
+        [Test]
+        public void EncodedUrlsShouldBeValidFilenames() {
+            Assert.That(WarmupUtility.EncodeUrl("http://www.microsoft.com"), Is.EqualTo("http_3A_2F_2Fwww_2Emicrosoft_2Ecom"));
+            Assert.That(WarmupUtility.EncodeUrl("http://www.microsoft.com/foo?bar=baz"), Is.EqualTo("http_3A_2F_2Fwww_2Emicrosoft_2Ecom_2Ffoo_3Fbar_3Dbaz"));
+        }
+
+        [Test]
+        public void EncodedUrlsShouldPreserveQueryStrings() {
+            Assert.That(WarmupUtility.EncodeUrl("http://www.microsoft.com/foo?bar=baz"), Is.StringContaining("bar"));
+            Assert.That(WarmupUtility.EncodeUrl("http://www.microsoft.com/foo?bar=baz"), Is.StringContaining("baz"));
+            Assert.That(WarmupUtility.EncodeUrl("http://www.microsoft.com/foo?bar=baz"), Is.StringContaining("foo"));
+        }
+    }
+}

src/Orchard.Tests/Orchard.Framework.Tests.csproj

@@ -239,6 +239,7 @@
     <Compile Include="Environment\RunningShellTableTests.cs" />
     <Compile Include="Environment\StubHostEnvironment.cs" />
     <Compile Include="Environment\Utility\Build.cs" />
+    <Compile Include="Environment\WarmUp\WarmUpUtilityTests.cs" />
     <Compile Include="FileSystems\AppData\AppDataFolderTests.cs" />
     <Compile Include="Environment\Configuration\DefaultTenantManagerTests.cs" />
     <Compile Include="Environment\DefaultCompositionStrategyTests.cs" />

src/Orchard.Tests/Stubs/StubWorkContextAccessor.cs

@@ -71,10 +71,12 @@ namespace Orchard.Tests.Stubs {
                     set { throw new NotImplementedException(); }
                 }
 
-                public int PageSize {
+                public int PageSize{
                     get { throw new NotImplementedException(); }
                     set { throw new NotImplementedException(); }
                 }
+
+                public string BaseUrl { get; set;}
             }
 
             public class StubUser : IUser {

src/Orchard.Tests/UI/Navigation/NavigationManagerTests.cs

@@ -140,8 +140,15 @@ namespace Orchard.Tests.UI.Navigation {
             get { throw new NotImplementedException(); }
         }
 
+        private WorkContext _workContext;
         public WorkContext WorkContext {
-            get { return new StubWorkContextAccessor(_lifetimeScope).GetContext(); }
+            get {
+                if(_workContext == null) {
+                    _workContext = new StubWorkContextAccessor(_lifetimeScope).GetContext(); 
+                }
+
+                return _workContext;
+            }
         }
     }
 }

src/Orchard.Web/Core/Settings/Controllers/AdminController.cs

@@ -64,27 +64,26 @@ namespace Orchard.Core.Settings.Controllers {
             var site = _siteService.GetSiteSettings();
             dynamic model = Services.ContentManager.UpdateEditor(site, this, groupInfoId);
 
+            GroupInfo groupInfo = null;
+
             if (!string.IsNullOrWhiteSpace(groupInfoId)) {
                 if (model == null) {
                     Services.TransactionManager.Cancel();
                     return HttpNotFound();
                 }
 
-                var groupInfo = Services.ContentManager.GetEditorGroupInfo(site, groupInfoId);
+                groupInfo = Services.ContentManager.GetEditorGroupInfo(site, groupInfoId);
                 if (groupInfo == null) {
                     Services.TransactionManager.Cancel();
                     return HttpNotFound();
                 }
-
-                if (!ModelState.IsValid) {
-                    Services.TransactionManager.Cancel();
-                    model.GroupInfo = groupInfo;
-
-                    // Casting to avoid invalid (under medium trust) reflection over the protected View method and force a static invocation.
-                    return View((object) model);
-                }
             }
-            else {
+
+            if (!ModelState.IsValid) {
+                Services.TransactionManager.Cancel();
+                model.GroupInfo = groupInfo;
+
+                // Casting to avoid invalid (under medium trust) reflection over the protected View method and force a static invocation.
                 return View((object)model);
             }
 

src/Orchard.Web/Core/Settings/Drivers/SiteSettingsPartDriver.cs

@@ -1,9 +1,11 @@
-using JetBrains.Annotations;
+using System.Net;
+using JetBrains.Annotations;
 using Orchard.ContentManagement;
 using Orchard.ContentManagement.Drivers;
 using Orchard.Core.Settings.Models;
 using Orchard.Core.Settings.ViewModels;
 using Orchard.Localization.Services;
+using Orchard.Logging;
 using Orchard.Settings;
 using System;
 using Orchard.Security;
@@ -16,16 +18,24 @@ namespace Orchard.Core.Settings.Drivers {
         private readonly ISiteService _siteService;
         private readonly ICultureManager _cultureManager;
         private readonly IMembershipService _membershipService;
+        private readonly INotifier _notifier;
 
-        public SiteSettingsPartDriver(ISiteService siteService, ICultureManager cultureManager, IMembershipService membershipService, INotifier notifier) {
+        public SiteSettingsPartDriver(
+            ISiteService siteService, 
+            ICultureManager cultureManager, 
+            IMembershipService membershipService, 
+            INotifier notifier) {
             _siteService = siteService;
             _cultureManager = cultureManager;
             _membershipService = membershipService;
+            _notifier = notifier;
 
             T = NullLocalizer.Instance;
+            Logger = NullLogger.Instance;
         }
 
         public Localizer T { get; set; }
+        public ILogger Logger { get; set; }
 
         protected override string Prefix { get { return "SiteSettings"; } }
 
@@ -48,6 +58,8 @@ namespace Orchard.Core.Settings.Drivers {
                 SiteCultures = _cultureManager.ListCultures()
             };
 
+            var previousBaseUrl = model.Site.BaseUrl;
+
             updater.TryUpdateModel(model, Prefix, null, null);
 
             // ensures the super user is fully empty
@@ -62,6 +74,27 @@ namespace Orchard.Core.Settings.Drivers {
                 }
             }
 
+
+            // ensure the base url is absolute if provided
+            if (!String.IsNullOrWhiteSpace(model.Site.BaseUrl)) {
+                if (!model.Site.BaseUrl.ToLower().StartsWith("http")) {
+                    updater.AddModelError("BaseUrl", T("The base url must be absolute."));
+                }
+                    // if the base url has been modified, try to ping it
+                else if (!String.Equals(previousBaseUrl, model.Site.BaseUrl, StringComparison.OrdinalIgnoreCase)) {
+                    try {
+                        var request = WebRequest.Create(model.Site.BaseUrl) as HttpWebRequest;
+                        if (request != null) {
+                            using (request.GetResponse() as HttpWebResponse) {}
+                        }
+                    }
+                    catch (Exception e) {
+                        _notifier.Warning(T("The base url you entered could not be requested from current location."));
+                        Logger.Warning(e, "Could not query base url: {0}", model.Site.BaseUrl);
+                    }
+                }
+            }
+
             return ContentShape("Parts_Settings_SiteSettingsPart",
                 () => shapeHelper.EditorTemplate(TemplateName: "Parts.Settings.SiteSettingsPart", Model: model, Prefix: Prefix));
         }

src/Orchard.Web/Core/Settings/Migrations.cs

@@ -95,5 +95,14 @@ namespace Orchard.Core.Settings {
 
             return 1;
         }
+
+        public int UpdateFrom1() {
+            SchemaBuilder.AlterTable("SiteSettingsPartRecord",
+                table => table
+                    .AddColumn<string>("BaseUrl", c => c.WithLength(255))
+                );
+
+            return 2;
+        }
     }
 }

src/Orchard.Web/Core/Settings/Models/SiteSettingsPart.cs

@@ -1,4 +1,5 @@
-using Orchard.ContentManagement;
+using System.ComponentModel.DataAnnotations;
+using Orchard.ContentManagement;
 using Orchard.Settings;
 
 namespace Orchard.Core.Settings.Models {
@@ -42,5 +43,11 @@ namespace Orchard.Core.Settings.Models {
             get { return Record.PageSize; }
             set { Record.PageSize = value; }
         }
+
+        [StringLength(255)]
+        public string BaseUrl {
+            get { return Record.BaseUrl; }
+            set { Record.BaseUrl = value; }
+        }
     }
 }

src/Orchard.Web/Core/Settings/Models/SiteSettingsPartRecord.cs

@@ -1,4 +1,5 @@
-using Orchard.ContentManagement.Records;
+using System.ComponentModel.DataAnnotations;
+using Orchard.ContentManagement.Records;
 using Orchard.Settings;
 
 namespace Orchard.Core.Settings.Models {
@@ -24,5 +25,8 @@ namespace Orchard.Core.Settings.Models {
         public virtual ResourceDebugMode ResourceDebugMode { get; set; }
 
         public virtual int PageSize { get; set; }
+
+        [StringLength(255)]
+        public virtual string BaseUrl { get; set; }
     }
 }

src/Orchard.Web/Core/Settings/ViewModels/SiteSettingsPartViewModel.cs

@@ -1,6 +1,5 @@
 using System.Collections.Generic;
 using System.Web.Mvc;
-using Orchard.ContentManagement;
 using Orchard.Core.Settings.Models;
 using Orchard.Settings;
 
@@ -8,7 +7,6 @@ namespace Orchard.Core.Settings.ViewModels {
     public class SiteSettingsPartViewModel  {
         public SiteSettingsPart Site { get; set; }
         public IEnumerable<string> SiteCultures { get; set; }
-        
 
         [HiddenInput(DisplayValue = false)]
         public int Id {
@@ -16,33 +14,38 @@ namespace Orchard.Core.Settings.ViewModels {
         }
 
         public string PageTitleSeparator {
-            get { return Site.Record.PageTitleSeparator; }
-            set { Site.Record.PageTitleSeparator = value; }
+            get { return Site.PageTitleSeparator; }
+            set { Site.PageTitleSeparator = value; }
         }
 
         public string SiteName {
-            get { return Site.Record.SiteName; }
-            set { Site.Record.SiteName = value; }
+            get { return Site.SiteName; }
+            set { Site.SiteName = value; }
         }
 
         public string SiteCulture {
-            get { return Site.Record.SiteCulture; }
-            set { Site.Record.SiteCulture = value; }
+            get { return Site.SiteCulture; }
+            set { Site.SiteCulture = value; }
         }
 
         public string SuperUser {
-            get { return Site.As<SiteSettingsPart>().Record.SuperUser; }
-            set { Site.As<SiteSettingsPart>().Record.SuperUser = value; }
+            get { return Site.SuperUser; }
+            set { Site.SuperUser = value; }
         }
 
         public ResourceDebugMode ResourceDebugMode {
-            get { return Site.As<SiteSettingsPart>().ResourceDebugMode; }
-            set { Site.As<SiteSettingsPart>().ResourceDebugMode = value; }
+            get { return Site.ResourceDebugMode; }
+            set { Site.ResourceDebugMode = value; }
         }
 
         public int PageSize {
-            get { return Site.As<SiteSettingsPart>().PageSize; }
-            set { Site.As<SiteSettingsPart>().PageSize = value; }
+            get { return Site.PageSize; }
+            set { Site.PageSize = value; }
+        }
+
+        public string BaseUrl {
+            get { return Site.BaseUrl; }
+            set { Site.BaseUrl = value; }
         }
     }
 }

src/Orchard.Web/Core/Settings/Views/EditorTemplates/Parts.Settings.SiteSettingsPart.cshtml

@@ -38,7 +38,13 @@
     </div>
     <div>
         <label for="DefaultPageSize">@T("Default number of items per page")</label>
-        @Html.TextBoxFor(m => m.PageSize, new { @class = "textMedium" })
+        @Html.TextBoxFor(m => m.PageSize, new { @class = "text-small" })
         <span class="hint">@T("Determines the default number of items that are shown per page.")</span>
     </div>
+    <div>
+        <label for="@Html.FieldIdFor(m => m.BaseUrl)">@T("Base url ")</label>
+        @Html.TextBoxFor(m => m.BaseUrl, new { @class = "textMedium" })
+        <span class="hint">@T("Enter the fully qualified base url of your website.")</span>
+        <span class="hint">@T("e.g., http://localhost:30320/orchardlocal, http://www.yourdomain.com")</span>
+    </div>
 </fieldset>

src/Orchard.Web/Global.asax.cs

@@ -1,35 +1,106 @@
-using System.Web;
+using System;
+using System.IO;
+using System.Threading;
+using System.Web;
+using System.Web.Hosting;
 using System.Web.Mvc;
 using System.Web.Routing;
 using Autofac;
 using Orchard.Environment;
+using Orchard.Environment.Warmup;
+using Orchard.Utility.Extensions;
 
 namespace Orchard.Web {
     // Note: For instructions on enabling IIS6 or IIS7 classic mode, 
     // visit http://go.microsoft.com/?LinkId=9394801
 
     public class MvcApplication : HttpApplication {
-        private static IOrchardHost _host;
+        private static StartupResult _startupResult;
+        private static EventWaitHandle _waitHandle;
 
         public static void RegisterRoutes(RouteCollection routes) {
             routes.IgnoreRoute("{resource}.axd/{*pathInfo}");
         }
 
         protected void Application_Start() {
-            RegisterRoutes(RouteTable.Routes);
+            LaunchStartupThread();
+        }
 
-            _host = OrchardStarter.CreateHost(MvcSingletons);
-            _host.Initialize();
+        /// <summary>
+        /// Initializes Orchard's Host in a separate thread
+        /// </summary>
+        private static void LaunchStartupThread() {
+            _startupResult = new StartupResult();
+            _waitHandle = new AutoResetEvent(false);
+
+            ThreadPool.QueueUserWorkItem(
+                state => {
+                    try {
+                        RegisterRoutes(RouteTable.Routes);
+                        var host = OrchardStarter.CreateHost(MvcSingletons);
+                        host.Initialize();
+                        _startupResult.Host = host;
+                    }
+                    catch (Exception e) {
+                        _startupResult.Error = e;
+                    }
+                    finally {
+                        _waitHandle.Set();
+                    }
+                });
         }
 
         protected void Application_BeginRequest() {
-            Context.Items["originalHttpContext"] = Context;
+            // Host is still starting up?
+            if (_startupResult.Host == null && _startupResult.Error == null) {
 
-            _host.BeginRequest();
+                // use the url as it was requested by the client
+                // the real url might be different if it has been translated (proxy, load balancing, ...)
+                var url = Request.ToUrlString();
+                var virtualFileCopy = "~/App_Data/WarmUp/" + WarmupUtility.EncodeUrl(url.Trim('/'));
+                var localCopy = HostingEnvironment.MapPath(virtualFileCopy);
+
+                if (File.Exists(localCopy)) {
+
+                    // result should not be cached, even on proxies
+                    Context.Response.Cache.SetExpires(DateTime.UtcNow.AddDays(-1));
+                    Context.Response.Cache.SetValidUntilExpires(false);
+                    Context.Response.Cache.SetRevalidation(HttpCacheRevalidation.AllCaches);
+                    Context.Response.Cache.SetCacheability(HttpCacheability.NoCache);
+                    Context.Response.Cache.SetNoStore();
+
+                    Context.Response.ContentType = "text/html";
+
+                    Context.Response.WriteFile(localCopy);
+                    Context.Response.End();
+                }
+                else {
+                    // there is no local copy and the host is not running
+                    // wait for the host to initialize
+                    _waitHandle.WaitOne();
+                }
+            }
+            else {
+                if (_startupResult.Error != null) {
+                    // Host startup resulted in an error
+
+                    // Throw error once, and restart launch (machine state may have changed
+                    // so we need to simulate a "restart".
+                    var error = _startupResult.Error;
+                    LaunchStartupThread();
+                    throw error;
+                }
+
+                Context.Items["originalHttpContext"] = Context;
+                _startupResult.Host.BeginRequest();
+            }
         }
 
         protected void Application_EndRequest() {
-            _host.EndRequest();
+            // Only notify if the host has started up
+            if (_startupResult.Host != null) {
+                _startupResult.Host.EndRequest();
+            }
         }
 
         static void MvcSingletons(ContainerBuilder builder) {
@@ -37,6 +108,5 @@ namespace Orchard.Web {
             builder.Register(ctx => ModelBinders.Binders).SingleInstance();
             builder.Register(ctx => ViewEngines.Engines).SingleInstance();
         }
-
     }
 }

src/Orchard.Web/Modules/Orchard.Setup/SetupMode.cs

@@ -182,6 +182,10 @@ namespace Orchard.Setup {
                 get { return SiteSettingsPartRecord.DefaultPageSize; }
                 set { throw new NotImplementedException(); }
             }
+
+            public string BaseUrl {
+                get { return ""; }
+            }
         }
     }
 }

src/Orchard.Web/Modules/Orchard.Warmup/AdminMenu.cs

@@ -0,0 +1,17 @@
+using Orchard.Localization;
+using Orchard.Security;
+using Orchard.UI.Navigation;
+
+namespace Orchard.Warmup {
+    public class AdminMenu : INavigationProvider {
+        public Localizer T { get; set; }
+        public string MenuName { get { return "admin"; } }
+
+        public void GetNavigation(NavigationBuilder builder) {
+            builder
+                .Add(T("Settings"), menu => menu
+                    .Add(T("Warmup" ), "10.0", item => item.Action("Index", "Admin", new { area = "Orchard.Warmup" }).Permission(StandardPermissions.SiteOwner))
+                    );
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Commands/WarmupCommands.cs

@@ -0,0 +1,29 @@
+using Orchard.Commands;
+using Orchard.Warmup.Services;
+
+namespace Orchard.Warmup.Commands {
+    public class WarmupCommands : DefaultOrchardCommandHandler {
+        private readonly IWarmupUpdater _warmupUpdater;
+
+        [OrchardSwitch]
+        public bool Force { get; set; }
+
+        public WarmupCommands(IWarmupUpdater warmupUpdater) {
+            _warmupUpdater = warmupUpdater;
+        }
+
+        [CommandName("warmup generate")]
+        [CommandHelp("warmup generate [/Force:true] \r\n\t Generates all the static pages for the warmup feature.")]
+        [OrchardSwitches("Force")]
+        public string Generate() {
+            if(Force) {
+                _warmupUpdater.Generate();
+            }
+            else {
+                _warmupUpdater.EnsureGenerate();
+            }
+            
+            return "Generation finished";
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Controllers/AdminController.cs

@@ -0,0 +1,78 @@
+using System.Web.Mvc;
+using Orchard.ContentManagement;
+using Orchard.Core.Contents.Controllers;
+using Orchard.Localization;
+using Orchard.Security;
+using Orchard.Warmup.Models;
+using Orchard.UI.Notify;
+using Orchard.Warmup.Services;
+
+namespace Orchard.Warmup.Controllers {
+    public  class AdminController : Controller, IUpdateModel {
+        private readonly IWarmupUpdater _warmupUpdater;
+
+        public AdminController(IOrchardServices services, IWarmupUpdater warmupUpdater) {
+            _warmupUpdater = warmupUpdater;
+            Services = services;
+
+            T = NullLocalizer.Instance;
+        }
+
+        public IOrchardServices Services { get; set; }
+        public Localizer T { get; set; }
+
+        public ActionResult Index() {
+            if (!Services.Authorizer.Authorize(StandardPermissions.SiteOwner, T("Not authorized to manage settings")))
+                return new HttpUnauthorizedResult();
+
+            var warmupPart = Services.WorkContext.CurrentSite.As<WarmupSettingsPart>();
+            return View(warmupPart);
+        }
+
+        [FormValueRequired("submit")]
+        [HttpPost, ActionName("Index")]
+        public ActionResult IndexPost() {
+            if (!Services.Authorizer.Authorize(StandardPermissions.SiteOwner, T("Not authorized to manage settings")))
+                return new HttpUnauthorizedResult();
+
+            var warmupPart = Services.WorkContext.CurrentSite.As<WarmupSettingsPart>();
+
+            if(TryUpdateModel(warmupPart)) {
+                Services.Notifier.Information(T("Warmup updated successfully."));
+            }
+
+            if (warmupPart.Scheduled) {
+                if (warmupPart.Delay <= 0) {
+                    AddModelError("Delay", T("Delay must be greater than zero."));
+                }
+            }
+
+            return View(warmupPart);
+        }
+
+        [FormValueRequired("submit.Generate")]
+        [HttpPost, ActionName("Index")]
+        public ActionResult IndexPostGenerate() {
+            var result = IndexPost();
+            
+            if (ModelState.IsValid) {
+                _warmupUpdater.Generate();
+                Services.Notifier.Information(T("Static pages have been generated."));
+            }
+
+            return result;
+        }
+
+        bool IUpdateModel.TryUpdateModel<TModel>(TModel model, string prefix, string[] includeProperties, string[] excludeProperties) {
+            return TryUpdateModel(model, prefix, includeProperties, excludeProperties);
+        }
+
+        void IUpdateModel.AddModelError(string key, LocalizedString errorMessage) {
+            ModelState.AddModelError(key, errorMessage.ToString());
+        }
+
+        public void AddModelError(string key, LocalizedString errorMessage) {
+            ModelState.AddModelError(key, errorMessage.ToString());
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Handlers/WarmupContentHandler.cs

@@ -0,0 +1,28 @@
+using Orchard.ContentManagement.Handlers;
+using Orchard.ContentManagement;
+using Orchard.Warmup.Models;
+using Orchard.Warmup.Services;
+
+namespace Orchard.Warmup.Handlers {
+    /// <summary>
+    /// Intercepts the ContentHandler events to create warmup static pages
+    /// whenever some content is published
+    /// </summary>
+    public class WarmupContentHandler : ContentHandler {
+        private readonly IOrchardServices _orchardServices;
+        private readonly IWarmupUpdater _warmupUpdater;
+
+        public WarmupContentHandler(IOrchardServices orchardServices, IWarmupUpdater warmupUpdater) {
+            _orchardServices = orchardServices;
+            _warmupUpdater = warmupUpdater;
+
+            OnPublished<ContentPart>(Generate);
+        }
+
+        void Generate(PublishContentContext context, ContentPart part) {
+            if(_orchardServices.WorkContext.CurrentSite.As<WarmupSettingsPart>().OnPublish) {
+                _warmupUpdater.Generate();
+            }
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Handlers/WarmupSettingsPartHandler.cs

@@ -0,0 +1,14 @@
+using JetBrains.Annotations;
+using Orchard.Data;
+using Orchard.ContentManagement.Handlers;
+using Orchard.Warmup.Models;
+
+namespace Orchard.Warmup.Handlers {
+    [UsedImplicitly]
+    public class WarmupSettingsPartHandler : ContentHandler {
+        public WarmupSettingsPartHandler(IRepository<WarmupSettingsPartRecord> repository) {
+            Filters.Add(new ActivatingFilter<WarmupSettingsPart>("Site"));
+            Filters.Add(StorageFilter.For(repository));
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Migrations.cs

@@ -0,0 +1,18 @@
+using Orchard.Data.Migration;
+
+namespace Orchard.Warmup {
+    public class Migrations : DataMigrationImpl {
+        public int Create() {
+            SchemaBuilder.CreateTable("WarmupSettingsPartRecord",
+                table => table
+                    .ContentPartRecord()
+                    .Column<string>("Urls", column => column.Unlimited())
+                    .Column<bool>("Scheduled")
+                    .Column<int>("Delay")
+                    .Column<bool>("OnPublish")
+                );
+
+            return 1;
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Models/WarmupSettingsPart.cs

@@ -0,0 +1,26 @@
+using Orchard.ContentManagement;
+
+namespace Orchard.Warmup.Models {
+    public class WarmupSettingsPart : ContentPart<WarmupSettingsPartRecord> {
+
+        public string Urls {
+            get { return Record.Urls; }
+            set { Record.Urls = value; }
+        }
+
+        public bool Scheduled {
+            get { return Record.Scheduled; }
+            set { Record.Scheduled = value; }
+        }
+
+        public int Delay {
+            get { return Record.Delay; }
+            set { Record.Delay = value; }
+        }
+
+        public bool OnPublish {
+            get { return Record.OnPublish; }
+            set { Record.OnPublish = value; }
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Models/WarmupSettingsPartRecord.cs

@@ -0,0 +1,16 @@
+using Orchard.ContentManagement.Records;
+using Orchard.Data.Conventions;
+
+namespace Orchard.Warmup.Models {
+    public class WarmupSettingsPartRecord : ContentPartRecord {
+        public WarmupSettingsPartRecord() {
+            Delay = 90;
+        }
+
+        [StringLengthMax]
+        public virtual string Urls { get; set; }
+        public virtual bool Scheduled { get; set; }
+        public virtual int Delay { get; set; }
+        public virtual bool OnPublish { get; set; }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Module.txt

@@ -0,0 +1,12 @@
+Name: Orchard.Warmup
+AntiForgery: enabled
+Author: The Orchard Team
+Website: http://orchardproject.net
+Version: 1.0
+OrchardVersion: 1.0
+Description: Provides a mecanism to generate a static version of pages for being used during application warm up.
+Features:
+    Orchard.Warmup:
+        Description: Generates the static version of specific pages periodically.
+        Name: Warmup
+        Category: Hosting

src/Orchard.Web/Modules/Orchard.Warmup/Orchard.Warmup.csproj

@@ -0,0 +1,142 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProductVersion>9.0.30729</ProductVersion>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}</ProjectGuid>
+    <ProjectTypeGuids>{349c5851-65df-11da-9384-00065b846f21};{fae04ec0-301f-11d3-bf4b-00c04f79efbc}</ProjectTypeGuids>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>Orchard.Warmup</RootNamespace>
+    <AssemblyName>Orchard.Warmup</AssemblyName>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <MvcBuildViews>false</MvcBuildViews>
+    <FileUpgradeFlags>
+    </FileUpgradeFlags>
+    <OldToolsVersion>3.5</OldToolsVersion>
+    <UpgradeBackupLocation />
+    <TargetFrameworkProfile />
+    <UseIISExpress>false</UseIISExpress>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.ComponentModel.DataAnnotations">
+      <RequiredTargetFramework>3.5</RequiredTargetFramework>
+    </Reference>
+    <Reference Include="System.Web.DynamicData" />
+    <Reference Include="System.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\lib\aspnetmvc\System.Web.Mvc.dll</HintPath>
+    </Reference>
+    <Reference Include="System.Web" />
+    <Reference Include="System.Web.Abstractions" />
+    <Reference Include="System.Web.Routing" />
+    <Reference Include="System.Xml" />
+    <Reference Include="System.Configuration" />
+    <Reference Include="System.Xml.Linq" />
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Web.config" />
+    <Content Include="Views\Web.config" />
+    <Content Include="Scripts\Web.config" />
+    <Content Include="Styles\Web.config" />
+    <Content Include="Properties\AssemblyInfo.cs" />
+    <Content Include="Module.txt" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\Orchard\Orchard.Framework.csproj">
+      <Project>{2D1D92BB-4555-4CBE-8D0E-63563D6CE4C6}</Project>
+      <Name>Orchard.Framework</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\..\Core\Orchard.Core.csproj">
+      <Project>{9916839C-39FC-4CEB-A5AF-89CA7E87119F}</Project>
+      <Name>Orchard.Core</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="AdminMenu.cs" />
+    <Compile Include="Commands\WarmupCommands.cs" />
+    <Compile Include="Controllers\AdminController.cs" />
+    <Compile Include="Handlers\WarmupContentHandler.cs" />
+    <Compile Include="Handlers\WarmupSettingsPartHandler.cs" />
+    <Compile Include="Migrations.cs" />
+    <Compile Include="Models\WarmupSettingsPart.cs" />
+    <Compile Include="Models\WarmupSettingsPartRecord.cs" />
+    <Compile Include="Services\WebDownloader.cs" />
+    <Compile Include="Services\IWarmupUpdater.cs" />
+    <Compile Include="Services\IWebDownloader.cs" />
+    <Compile Include="Services\SettingsBanner.cs" />
+    <Compile Include="Services\WarmupTask.cs" />
+    <Compile Include="Services\WarmupUpdater.cs" />
+  </ItemGroup>
+  <ItemGroup />
+  <ItemGroup>
+    <Content Include="Views\EditorTemplates\Parts.Warmup.SiteSettings.cshtml" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="Placement.info" />
+    <Content Include="Views\Admin\Index.cshtml" />
+  </ItemGroup>
+  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
+  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v10.0\WebApplications\Microsoft.WebApplication.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target> -->
+  <Target Name="AfterBuild" DependsOnTargets="AfterBuildCompiler">
+    <PropertyGroup>
+      <AreasManifestDir>$(ProjectDir)\..\Manifests</AreasManifestDir>
+    </PropertyGroup>
+    <!-- If this is an area child project, uncomment the following line:
+    <CreateAreaManifest AreaName="$(AssemblyName)" AreaType="Child" AreaPath="$(ProjectDir)" ManifestPath="$(AreasManifestDir)" ContentFiles="@(Content)" />
+    -->
+    <!-- If this is an area parent project, uncomment the following lines:
+    <CreateAreaManifest AreaName="$(AssemblyName)" AreaType="Parent" AreaPath="$(ProjectDir)" ManifestPath="$(AreasManifestDir)" ContentFiles="@(Content)" />
+    <CopyAreaManifests ManifestPath="$(AreasManifestDir)" CrossCopy="false" RenameViews="true" />
+    -->
+  </Target>
+  <Target Name="AfterBuildCompiler" Condition="'$(MvcBuildViews)'=='true'">
+    <AspNetCompiler VirtualPath="temp" PhysicalPath="$(ProjectDir)\..\$(ProjectName)" />
+  </Target>
+  <ProjectExtensions>
+    <VisualStudio>
+      <FlavorProperties GUID="{349c5851-65df-11da-9384-00065b846f21}">
+        <WebProjectProperties>
+          <UseIIS>False</UseIIS>
+          <AutoAssignPort>True</AutoAssignPort>
+          <DevelopmentServerPort>45979</DevelopmentServerPort>
+          <DevelopmentServerVPath>/</DevelopmentServerVPath>
+          <IISUrl>
+          </IISUrl>
+          <NTLMAuthentication>False</NTLMAuthentication>
+          <UseCustomServer>True</UseCustomServer>
+          <CustomServerUrl>http://orchard.codeplex.com</CustomServerUrl>
+          <SaveServerSettingsInUserFile>False</SaveServerSettingsInUserFile>
+        </WebProjectProperties>
+      </FlavorProperties>
+    </VisualStudio>
+  </ProjectExtensions>
+</Project>

src/Orchard.Web/Modules/Orchard.Warmup/Placement.info

@@ -0,0 +1,3 @@
+<Placement>
+    <Place Parts_Warmup_SiteSettings="Content:10"/>
+</Placement>

src/Orchard.Web/Modules/Orchard.Warmup/Properties/AssemblyInfo.cs

@@ -0,0 +1,34 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("Orchard.Warmup")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyProduct("Orchard")]
+[assembly: AssemblyCopyright("")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible 
+// to COM components.  If you need to access a type in this assembly from 
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("3484b5d3-de81-4a46-bfa6-c1d02a029184")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Revision and Build Numbers 
+// by using the '*' as shown below:
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

src/Orchard.Web/Modules/Orchard.Warmup/Scripts/Web.config

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+  <appSettings>
+    <add key="webpages:Enabled" value="false" />
+  </appSettings>
+  <system.web>
+    <httpHandlers>
+      <!-- iis6 - for any request in this location, return via managed static file handler -->
+      <add path="*" verb="*" type="System.Web.StaticFileHandler" />
+    </httpHandlers>
+  </system.web>
+  <system.webServer>
+    <handlers accessPolicy="Script,Read">
+      <!--
+      iis7 - for any request to a file exists on disk, return it via native http module.
+      accessPolicy 'Script' is to allow for a managed 404 page.
+      -->
+      <add name="StaticFile" path="*" verb="*" modules="StaticFileModule" preCondition="integratedMode" resourceType="File" requireAccess="Read" />
+    </handlers>
+  </system.webServer>
+</configuration>

src/Orchard.Web/Modules/Orchard.Warmup/Services/IWarmupUpdater.cs

@@ -0,0 +1,13 @@
+namespace Orchard.Warmup.Services {
+    public interface IWarmupUpdater : IDependency {
+        /// <summary>
+        ///  Forces a regeneration of all static pages
+        /// </summary>
+        void Generate();
+
+        /// <summary>
+        /// Generates static pages if needed
+        /// </summary>
+        void EnsureGenerate();
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Services/IWebDownloader.cs

@@ -0,0 +1,13 @@
+
+using System.Net;
+
+namespace Orchard.Warmup.Services {
+    public class DownloadResult {
+        public HttpStatusCode StatusCode { get; set; }
+        public string Content { get; set; }
+    }
+
+    public interface IWebDownloader : IDependency {
+        DownloadResult Download(string url);
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Services/SettingsBanner.cs

@@ -0,0 +1,25 @@
+using System.Collections.Generic;
+using Orchard.ContentManagement;
+using Orchard.Environment.Configuration;
+using Orchard.Localization;
+using Orchard.UI.Admin.Notification;
+using Orchard.UI.Notify;
+
+namespace Orchard.Warmup.Services {
+    public class SettingsBanner: INotificationProvider {
+        private readonly IOrchardServices _orchardServices;
+
+        public SettingsBanner(IOrchardServices orchardServices) {
+            _orchardServices = orchardServices;
+            T = NullLocalizer.Instance;
+        }
+
+        public Localizer T { get; set; }
+
+        public IEnumerable<NotifyEntry> GetNotifications() {
+            if ( string.IsNullOrWhiteSpace(_orchardServices.WorkContext.CurrentSite.BaseUrl)) {
+                yield return new NotifyEntry { Message = T("The Warmup feature needs the Base Url site setting to be set." ), Type = NotifyType.Warning };
+            }
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Services/WarmupTask.cs

@@ -0,0 +1,25 @@
+using Orchard.ContentManagement;
+using Orchard.Tasks;
+using Orchard.Warmup.Models;
+
+namespace Orchard.Warmup.Services {
+    public class WarmupTask : IBackgroundTask {
+        private readonly IOrchardServices _orchardServices;
+        private readonly IWarmupUpdater _warmupUpdater;
+
+        public WarmupTask(IOrchardServices orchardServices, IWarmupUpdater warmupUpdater) {
+            _orchardServices = orchardServices;
+            _warmupUpdater = warmupUpdater;
+        }
+
+        public void Sweep() {
+            var part = _orchardServices.WorkContext.CurrentSite.As<WarmupSettingsPart>();
+
+            if (!part.Scheduled) {
+                return;
+            }
+
+            _warmupUpdater.EnsureGenerate();
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Services/WarmupUpdater.cs

@@ -0,0 +1,151 @@
+using System;
+using System.IO;
+using System.Net;
+using System.Web;
+using System.Xml;
+using Orchard.ContentManagement;
+using Orchard.Environment.Warmup;
+using Orchard.FileSystems.AppData;
+using Orchard.FileSystems.LockFile;
+using Orchard.Logging;
+using Orchard.Services;
+using Orchard.Warmup.Models;
+
+namespace Orchard.Warmup.Services {
+    public class WarmupUpdater : IWarmupUpdater {
+        private readonly IOrchardServices _orchardServices;
+        private readonly ILockFileManager _lockFileManager;
+        private readonly IClock _clock;
+        private readonly IAppDataFolder _appDataFolder;
+        private readonly IWebDownloader _webDownloader;
+        private const string BaseFolder = "Warmup";
+        private const string WarmupFilename = "warmup.txt";
+        private readonly string _lockFilename;
+
+        public WarmupUpdater(
+            IOrchardServices orchardServices, 
+            ILockFileManager lockFileManager,
+            IClock clock,
+            IAppDataFolder appDataFolder,
+            IWebDownloader webDownloader) {
+            _orchardServices = orchardServices;
+            _lockFileManager = lockFileManager;
+            _clock = clock;
+            _appDataFolder = appDataFolder;
+            _webDownloader = webDownloader;
+            _lockFilename = _appDataFolder.Combine(BaseFolder, WarmupFilename + ".lock");
+
+            Logger = NullLogger.Instance;
+        }
+
+        public ILogger Logger { get; set; }
+
+        public void EnsureGenerate() {
+            var baseUrl = _orchardServices.WorkContext.CurrentSite.BaseUrl;
+            var part = _orchardServices.WorkContext.CurrentSite.As<WarmupSettingsPart>();
+
+            // do nothing while the base url setting is not defined, or if there is no page defined
+            if (String.IsNullOrWhiteSpace(baseUrl) || String.IsNullOrWhiteSpace(part.Urls)) {
+                return;
+            }
+
+            // prevent multiple appdomains from rebuilding the static page concurrently (e.g., command line)
+            ILockFile lockFile = null;
+            if (!_lockFileManager.TryAcquireLock(_lockFilename, ref lockFile)) {
+                return;
+            }
+
+            using (lockFile) {
+
+                // check if we need to regenerate the pages by reading the last time it has been done
+                // 1- if the warmup file doesn't exists, generate the pages
+                // 2- otherwise, if the scheduled generation option is on, check if the delay is over
+                var warmupPath = _appDataFolder.Combine(BaseFolder, WarmupFilename);
+                if(_appDataFolder.FileExists(warmupPath)) {
+                    try {
+                        var warmupContent = _appDataFolder.ReadFile(warmupPath);
+                        var expired = XmlConvert.ToDateTimeOffset(warmupContent).AddMinutes(part.Delay);
+                        if (expired > _clock.UtcNow) {
+                            return;
+                        }
+                    }
+                    catch {
+                        // invalid file, delete continue processing
+                        _appDataFolder.DeleteFile(warmupPath);
+                    }
+                }
+
+                // delete existing static page files
+                foreach (var filename in _appDataFolder.ListFiles(BaseFolder)) {
+                    var prefix = _appDataFolder.Combine(BaseFolder, "http");
+
+                    // delete only static page files
+                    if (!filename.StartsWith(prefix, StringComparison.OrdinalIgnoreCase)) {
+                        continue;
+                    }
+
+                    try {
+                        _appDataFolder.DeleteFile(filename);
+                    }
+                    catch(Exception e) {
+                        // ignore files which could not be deleted
+                        Logger.Error(e, "Could not delete file {0}", filename);
+                    }
+                }
+
+                // loop over every relative url to generate the contents
+                using (var urlReader = new StringReader(part.Urls)) {
+                    string relativeUrl;
+                    while (null != (relativeUrl = urlReader.ReadLine())) {
+                        string url = null;
+                        relativeUrl = relativeUrl.Trim();
+
+                        try {
+                            url = VirtualPathUtility.RemoveTrailingSlash(baseUrl) + relativeUrl;
+                            var download = _webDownloader.Download(url);
+
+                            if (download != null && download.StatusCode == HttpStatusCode.OK) {
+                                var filename = WarmupUtility.EncodeUrl(url);
+                                var path = _appDataFolder.Combine(BaseFolder, filename);
+                                _appDataFolder.CreateFile(path, download.Content);
+
+                                // if the base url contains http://www, then also render the www-less one
+
+                                if (url.StartsWith("http://www.", StringComparison.OrdinalIgnoreCase)) {
+                                    url = "http://" + url.Substring("http://www.".Length);
+                                    filename = WarmupUtility.EncodeUrl(url);
+                                    path = _appDataFolder.Combine(BaseFolder, filename);
+                                    _appDataFolder.CreateFile(path, download.Content);
+                                }
+
+                            }
+                        }
+                        catch (Exception e) {
+                            Logger.Error(e, "Could not extract warmup page content for: ", url);
+                        }
+                    }
+                }
+
+                // finally write the time the generation has been executed
+                _appDataFolder.CreateFile(warmupPath, XmlConvert.ToString(_clock.UtcNow, XmlDateTimeSerializationMode.Utc));
+            }
+        }
+
+        public void Generate() {
+            // prevent multiple appdomains from rebuilding the static page concurrently (e.g., command line)
+            ILockFile lockFile = null;
+            if (!_lockFileManager.TryAcquireLock(_lockFilename, ref lockFile)) {
+                return;
+            }
+
+            using (lockFile) {
+                var warmupPath = _appDataFolder.Combine(BaseFolder, WarmupFilename);
+                if (_appDataFolder.FileExists(warmupPath)) {
+                    _appDataFolder.DeleteFile(warmupPath);
+                }
+            }
+
+            EnsureGenerate();
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Services/WebDownloader.cs

@@ -0,0 +1,49 @@
+using System;
+using System.IO;
+using System.Net;
+using Orchard.Logging;
+
+namespace Orchard.Warmup.Services {
+    public class WebDownloader : IWebDownloader {
+        public WebDownloader() {
+            Logger = NullLogger.Instance;
+        }
+
+        public ILogger Logger { get; set; }
+
+        public DownloadResult Download(string url) {
+            if(String.IsNullOrWhiteSpace(url)) {
+                return null;
+            }
+
+            try {
+                var request = WebRequest.Create(url) as HttpWebRequest;
+                if (request != null) {
+                    using (var response = request.GetResponse() as HttpWebResponse) {
+                        if (response != null) {
+                            using (var stream = response.GetResponseStream()) {
+                                if (stream != null) {
+                                    using (var sr = new StreamReader(stream)) {
+                                        return new DownloadResult {Content = sr.ReadToEnd(), StatusCode = response.StatusCode};
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+                return null;
+            }
+            catch (WebException e) {
+                if(e.Response as HttpWebResponse != null) {
+                    return new DownloadResult { StatusCode = ((HttpWebResponse)e.Response).StatusCode };
+                }
+
+                return null;
+            }
+            catch(Exception e) {
+                Logger.Error(e, "An error occured while downloading url: {0}", url);
+                return null;
+            }
+        }
+    }
+}

src/Orchard.Web/Modules/Orchard.Warmup/Styles/Web.config

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+  <appSettings>
+    <add key="webpages:Enabled" value="false" />
+  </appSettings>
+  <system.web>
+    <httpHandlers>
+      <!-- iis6 - for any request in this location, return via managed static file handler -->
+      <add path="*" verb="*" type="System.Web.StaticFileHandler" />
+    </httpHandlers>
+  </system.web>
+  <system.webServer>
+    <handlers accessPolicy="Script,Read">
+      <!--
+      iis7 - for any request to a file exists on disk, return it via native http module.
+      accessPolicy 'Script' is to allow for a managed 404 page.
+      -->
+      <add name="StaticFile" path="*" verb="*" modules="StaticFileModule" preCondition="integratedMode" resourceType="File" requireAccess="Read" />
+    </handlers>
+  </system.webServer>
+</configuration>

src/Orchard.Web/Modules/Orchard.Warmup/Views/Admin/Index.cshtml

@@ -0,0 +1,37 @@
+@model Orchard.Warmup.Models.WarmupSettingsPart
+@using Orchard.Utility.Extensions;
+@using Orchard.Warmup.Models;
+
+@{ Layout.Title = T("Warmup").ToString(); }
+
+@using (Html.BeginFormAntiForgeryPost()) {
+    @Html.ValidationSummary()
+
+<fieldset>
+    <div>
+        <label for="@Html.FieldIdFor(m => m.Urls)">@T("Urls for which static warmup pages will be generated")</label>
+        @Html.TextAreaFor(m => m.Urls, new { @class = "textMedium" })
+        <span class="hint">@T("This must be a set of relative paths, e.g., /, /About")</span>
+    </div>
+</fieldset>
+<fieldset>
+    <div>
+        @Html.EditorFor(m => m.Scheduled)
+        <label class="forcheckbox" for="@Html.FieldIdFor(m => m.Scheduled)">@T("Generate warmup pages periodically")</label>
+    </div>
+    <div data-controllerid="@Html.FieldIdFor(m => m.Scheduled)">
+        @T("Every") 
+        @Html.TextBoxFor(m => m.Delay, new { @class = "text-small" }) 
+        @T("minutes")
+        @Html.ValidationMessage("Delay", "*")
+    </div>
+    <div>
+        @Html.EditorFor(m => m.OnPublish)
+        <label class="forcheckbox" for="@Html.FieldIdFor(m => m.OnPublish)">@T("Generate warmup pages each time some content is published")</label>
+    </div>
+</fieldset>
+<fieldset>
+    <button class="primaryAction" name="submit" value="@T("Save")" type="submit">@T("Save")</button>
+    <button class="primaryAction" name="submit.Generate" value="@T("Save and generate")" type="submit">@T("Save and generate")</button>
+</fieldset>    
+}

src/Orchard.Web/Modules/Orchard.Warmup/Views/EditorTemplates/Parts.Warmup.SiteSettings.cshtml

@@ -0,0 +1,28 @@
+@model Orchard.Warmup.Models.WarmupSettingsPartRecord
+@using Orchard.Utility.Extensions;
+@using Orchard.Warmup.Models;
+
+<fieldset>
+    <legend>@T("Warmup")</legend>
+
+    <div>
+        <label for="@Html.FieldIdFor(m => m.Urls)">@T("Urls for which static warm up pages will be generated")</label>
+        @Html.TextAreaFor(m => m.Urls, new { @class = "textMedium" })
+        @Html.ValidationMessage("Urls", "*")
+        <span class="hint">@T("This must be a set of virtual paths, e.g., ~/, ~/About")</span>
+    </div>
+
+    <div>
+        @Html.EditorFor(m => m.Scheduled)
+        <label class="forcheckbox" for="@Html.FieldIdFor(m => m.Scheduled)">@T("Generate warmup pages periodically")</label>
+    </div>
+    <div data-controllerid="@Html.FieldIdFor(m => m.Scheduled)>
+        <label for="@Html.FieldIdFor(m => m.Urls)">@T("Delay to generate pages")</label>
+        @Html.TextBoxFor(m => m.Delay, new { @class = "" }) @T("minutes")
+        @Html.ValidationMessage("Delay", "*")
+    </div>
+    <div>
+        @Html.EditorFor(m => m.OnPublish)
+        <label class="forcheckbox" for="@Html.FieldIdFor(m => m.OnPublish)">@T("Generate warmup pages each time some content is published")</label>
+    </div>
+</fieldset>

src/Orchard.Web/Modules/Orchard.Warmup/Views/Web.config

@@ -0,0 +1,41 @@
+<?xml version="1.0"?>
+<configuration>
+  <appSettings>
+    <add key="webpages:Enabled" value="false" />
+  </appSettings>
+  <system.web>
+    <httpHandlers>
+    </httpHandlers>
+
+    <!--
+        Enabling request validation in view pages would cause validation to occur
+        after the input has already been processed by the controller. By default
+        MVC performs request validation before a controller processes the input.
+        To change this behavior apply the ValidateInputAttribute to a
+        controller or action.
+    -->
+    <pages
+        validateRequest="false"
+        pageParserFilterType="System.Web.Mvc.ViewTypeParserFilter, System.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL"
+        pageBaseType="System.Web.Mvc.ViewPage, System.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL"
+        userControlBaseType="System.Web.Mvc.ViewUserControl, System.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <controls>
+        <add assembly="System.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL" namespace="System.Web.Mvc" tagPrefix="mvc" />
+      </controls>
+    </pages>
+  </system.web>
+
+  <system.webServer>
+    <validation validateIntegratedModeConfiguration="false"/>
+    <handlers>
+    </handlers>
+  </system.webServer>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35" />
+        <bindingRedirect oldVersion="2.0.0.0" newVersion="3.0.0.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>

src/Orchard.Web/Modules/Orchard.Warmup/Web.config

@@ -0,0 +1,39 @@
+<?xml version="1.0"?>
+<configuration>
+
+  <configSections>
+    <sectionGroup name="system.web.webPages.razor" type="System.Web.WebPages.Razor.Configuration.RazorWebSectionGroup, System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">
+      <remove name="host" />
+      <remove name="pages" />
+      <section name="host" type="System.Web.WebPages.Razor.Configuration.HostSection, System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="false" />
+      <section name="pages" type="System.Web.WebPages.Razor.Configuration.RazorPagesSection, System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="false" />
+    </sectionGroup>
+  </configSections>
+
+  <system.web.webPages.razor>
+    <host factoryType="System.Web.Mvc.MvcWebRazorHostFactory, System.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
+    <pages pageBaseType="Orchard.Mvc.ViewEngines.Razor.WebViewPage">
+      <namespaces>
+        <add namespace="System.Web.Mvc" />
+        <add namespace="System.Web.Mvc.Ajax" />
+        <add namespace="System.Web.Mvc.Html" />
+        <add namespace="System.Web.Routing" />
+        <add namespace="System.Linq"/>
+        <add namespace="System.Collections.Generic"/>
+        <add namespace="Orchard.Mvc.Html"/>
+      </namespaces>
+    </pages>
+  </system.web.webPages.razor>
+
+  <system.web>
+    <compilation targetFramework="4.0">
+      <assemblies>
+        <add assembly="System.Web.Abstractions, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"/>
+        <add assembly="System.Web.Routing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"/>
+        <add assembly="System.Data.Linq, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
+        <add assembly="System.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
+      </assemblies>
+    </compilation>
+  </system.web>
+
+</configuration>

src/Orchard.Web/Modules/Orchard.jQuery/Orchard.jQuery.csproj

@@ -18,6 +18,7 @@
     <OldToolsVersion>3.5</OldToolsVersion>
     <UpgradeBackupLocation />
     <TargetFrameworkProfile />
+    <UseIISExpress>false</UseIISExpress>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -48,11 +49,68 @@
   <ItemGroup>
     <Content Include="Scripts\jquery-1.5.1.js" />
     <Content Include="Scripts\jquery-1.5.1.min.js" />
+    <Content Include="Scripts\jquery.effects.blind.js" />
+    <Content Include="Scripts\jquery.effects.blind.min.js" />
+    <Content Include="Scripts\jquery.effects.bounce.js" />
+    <Content Include="Scripts\jquery.effects.bounce.min.js" />
+    <Content Include="Scripts\jquery.effects.clip.js" />
+    <Content Include="Scripts\jquery.effects.clip.min.js" />
+    <Content Include="Scripts\jquery.effects.core.js" />
+    <Content Include="Scripts\jquery.effects.core.min.js" />
+    <Content Include="Scripts\jquery.effects.drop.js" />
+    <Content Include="Scripts\jquery.effects.drop.min.js" />
+    <Content Include="Scripts\jquery.effects.explode.js" />
+    <Content Include="Scripts\jquery.effects.explode.min.js" />
+    <Content Include="Scripts\jquery.effects.fade.js" />
+    <Content Include="Scripts\jquery.effects.fade.min.js" />
+    <Content Include="Scripts\jquery.effects.fold.js" />
+    <Content Include="Scripts\jquery.effects.fold.min.js" />
+    <Content Include="Scripts\jquery.effects.highlight.js" />
+    <Content Include="Scripts\jquery.effects.highlight.min.js" />
+    <Content Include="Scripts\jquery.effects.pulsate.js" />
+    <Content Include="Scripts\jquery.effects.pulsate.min.js" />
+    <Content Include="Scripts\jquery.effects.scale.js" />
+    <Content Include="Scripts\jquery.effects.scale.min.js" />
+    <Content Include="Scripts\jquery.effects.shake.js" />
+    <Content Include="Scripts\jquery.effects.shake.min.js" />
+    <Content Include="Scripts\jquery.effects.slide.js" />
+    <Content Include="Scripts\jquery.effects.slide.min.js" />
+    <Content Include="Scripts\jquery.effects.transfer.js" />
+    <Content Include="Scripts\jquery.effects.transfer.min.js" />
+    <Content Include="Scripts\jquery.ui.accordion.js" />
+    <Content Include="Scripts\jquery.ui.accordion.min.js" />
+    <Content Include="Scripts\jquery.ui.autocomplete.js" />
+    <Content Include="Scripts\jquery.ui.autocomplete.min.js" />
+    <Content Include="Scripts\jquery.ui.button.js" />
+    <Content Include="Scripts\jquery.ui.button.min.js" />
     <Content Include="Scripts\jquery.ui.core.js" />
+    <Content Include="Scripts\jquery.ui.core.min.js" />
     <Content Include="Scripts\jquery.ui.datepicker.js" />
+    <Content Include="Scripts\jquery.ui.datepicker.min.js" />
+    <Content Include="Scripts\jquery.ui.dialog.js" />
+    <Content Include="Scripts\jquery.ui.dialog.min.js" />
+    <Content Include="Scripts\jquery.ui.draggable.js" />
+    <Content Include="Scripts\jquery.ui.draggable.min.js" />
+    <Content Include="Scripts\jquery.ui.droppable.js" />
+    <Content Include="Scripts\jquery.ui.droppable.min.js" />
+    <Content Include="Scripts\jquery.ui.mouse.js" />
+    <Content Include="Scripts\jquery.ui.mouse.min.js" />
+    <Content Include="Scripts\jquery.ui.position.js" />
+    <Content Include="Scripts\jquery.ui.position.min.js" />
+    <Content Include="Scripts\jquery.ui.progressbar.js" />
+    <Content Include="Scripts\jquery.ui.progressbar.min.js" />
+    <Content Include="Scripts\jquery.ui.resizable.js" />
+    <Content Include="Scripts\jquery.ui.resizable.min.js" />
+    <Content Include="Scripts\jquery.ui.selectable.js" />
+    <Content Include="Scripts\jquery.ui.selectable.min.js" />
+    <Content Include="Scripts\jquery.ui.slider.js" />
+    <Content Include="Scripts\jquery.ui.slider.min.js" />
+    <Content Include="Scripts\jquery.ui.sortable.js" />
+    <Content Include="Scripts\jquery.ui.sortable.min.js" />
     <Content Include="Scripts\jquery.ui.tabs.js" />
     <Content Include="Scripts\jquery.ui.tabs.min.js" />
     <Content Include="Scripts\jquery.ui.widget.js" />
+    <Content Include="Scripts\jquery.ui.widget.min.js" />
     <Content Include="Scripts\jquery.utils.js" />
     <Content Include="Scripts\ui.timepickr.js" />
     <Content Include="Styles\images\ui-bg_flat_0_aaaaaa_40x100.png" />

src/Orchard.Web/Orchard.Web.csproj

@@ -18,6 +18,7 @@
     <OldToolsVersion>3.5</OldToolsVersion>
     <UpgradeBackupLocation />
     <TargetFrameworkProfile />
+    <UseIISExpress>true</UseIISExpress>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -199,8 +200,7 @@
           <AutoAssignPort>False</AutoAssignPort>
           <DevelopmentServerPort>30320</DevelopmentServerPort>
           <DevelopmentServerVPath>/OrchardLocal</DevelopmentServerVPath>
-          <IISUrl>
-          </IISUrl>
+          <IISUrl>http://localhost:30320/OrchardLocal</IISUrl>
           <NTLMAuthentication>False</NTLMAuthentication>
           <UseCustomServer>False</UseCustomServer>
           <CustomServerUrl>

src/Orchard.sln

@@ -112,6 +112,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Orchard.Recipes", "Orchard.
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Orchard.ImportExport", "Orchard.Web\Modules\Orchard.ImportExport\Orchard.ImportExport.csproj", "{FE5C5947-D2D5-42C5-992A-13D672946135}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Orchard.Warmup", "Orchard.Web\Modules\Orchard.WarmUp\Orchard.Warmup.csproj", "{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		CodeCoverage|Any CPU = CodeCoverage|Any CPU
@@ -595,6 +597,13 @@ Global
 		{FE5C5947-D2D5-42C5-992A-13D672946135}.FxCop|Any CPU.Build.0 = Release|Any CPU
 		{FE5C5947-D2D5-42C5-992A-13D672946135}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{FE5C5947-D2D5-42C5-992A-13D672946135}.Release|Any CPU.Build.0 = Release|Any CPU
+		{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}.CodeCoverage|Any CPU.ActiveCfg = Release|Any CPU
+		{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}.Coverage|Any CPU.ActiveCfg = Release|Any CPU
+		{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}.FxCop|Any CPU.ActiveCfg = Release|Any CPU
+		{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{9CD5C81F-5828-4384-8474-2E2BE71D5EDD}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -634,6 +643,7 @@ Global
 		{43D0EC0B-1955-4566-8D31-7B9102DA1703} = {E9C9F120-07BA-4DFB-B9C3-3AFB9D44C9D5}
 		{FC1D74E8-7A4D-48F4-83DE-95C6173780C4} = {E9C9F120-07BA-4DFB-B9C3-3AFB9D44C9D5}
 		{FE5C5947-D2D5-42C5-992A-13D672946135} = {E9C9F120-07BA-4DFB-B9C3-3AFB9D44C9D5}
+		{9CD5C81F-5828-4384-8474-2E2BE71D5EDD} = {E9C9F120-07BA-4DFB-B9C3-3AFB9D44C9D5}
 		{ABC826D4-2FA1-4F2F-87DE-E6095F653810} = {74E681ED-FECC-4034-B9BD-01B0BB1BDECA}
 		{F112851D-B023-4746-B6B1-8D2E5AD8F7AA} = {74E681ED-FECC-4034-B9BD-01B0BB1BDECA}
 		{6CB3EB30-F725-45C0-9742-42599BA8E8D2} = {74E681ED-FECC-4034-B9BD-01B0BB1BDECA}

src/Orchard/Environment/Warmup/StartupResult.cs

@@ -0,0 +1,8 @@
+using System;
+
+namespace Orchard.Environment.Warmup {
+    public class StartupResult {
+        public IOrchardHost Host { get; set; }
+        public Exception Error { get; set; }
+    }
+}

src/Orchard/Environment/Warmup/WarmupUtility.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Linq;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace Orchard.Environment.Warmup {
+    public static class WarmupUtility {
+        private const string EncodingPattern = "[^a-z0-9]";
+
+        public static string EncodeUrl(string url) {
+            if(String.IsNullOrWhiteSpace(url)) {
+                throw new ArgumentException("url can't be empty");
+            }
+
+            return Regex.Replace(url.ToLower(), EncodingPattern, m => "_" + Encoding.UTF8.GetBytes(m.Value).Select(b => b.ToString("X")).Aggregate((a, b) => a + b));
+        }
+
+    }
+}

src/Orchard/FileSystems/LockFile/DefaultLockFileManager.cs

@@ -58,8 +58,7 @@ namespace Orchard.FileSystems.LockFile {
                 var content = _appDataFolder.ReadFile(path);
 
                 DateTime creationUtc;
-                if (DateTime.TryParse(content, out creationUtc))
-                {
+                if (DateTime.TryParse(content, out creationUtc)) {
                     // if expired the file is not removed
                     // it should be automatically as there is a finalizer in LockFile
                     // or the next taker can do it, unless it also fails, again

src/Orchard/Orchard.Framework.csproj

@@ -183,6 +183,8 @@
     <Compile Include="Environment\IAssemblyLoader.cs" />
     <Compile Include="Environment\HostComponentsConfigModule.cs" />
     <Compile Include="Environment\ViewsBackgroundCompilation.cs" />
+    <Compile Include="Environment\Warmup\StartupResult.cs" />
+    <Compile Include="Environment\Warmup\WarmupUtility.cs" />
     <Compile Include="Environment\WorkContextImplementation.cs" />
     <Compile Include="Environment\WorkContextModule.cs" />
     <Compile Include="Environment\WorkContextProperty.cs" />

src/Orchard/Settings/ISite.cs

@@ -13,5 +13,6 @@ namespace Orchard.Settings {
         string SiteCulture { get; set; }
         ResourceDebugMode ResourceDebugMode { get; set; }
         int PageSize { get; set; }
+        string BaseUrl { get; }
     }
 }