Initial commit of refactoring of package installer for the installer process. Converted a few webforms pages/controls to the new format, created

new JS class to manage the installation, created new MVC controller for managing the ajax installation

src/Umbraco.Web/Install/InstallPackageController.cs

@@ -0,0 +1,172 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Web.Mvc;
+using Umbraco.Core;
+using umbraco;
+using umbraco.presentation.install.utills;
+
+namespace Umbraco.Web.Install
+{
+	/// <summary>
+	/// An MVC controller for the installation process regarding packages
+	/// </summary>
+	/// <remarks>
+	/// Currently this is used for web services however we should/could eventually migrate the whole installer to MVC as it
+	/// is a bit of a mess currently.
+	/// </remarks>
+	public class InstallPackageController : Controller
+	{
+		private readonly ApplicationContext _applicationContext;
+
+		public InstallPackageController()
+			: this(ApplicationContext.Current)
+		{
+			
+		}
+
+		public InstallPackageController(ApplicationContext applicationContext)
+		{
+			_applicationContext = applicationContext;
+		}
+
+		private const string RepoGuid = "65194810-1f85-11dd-bd0b-0800200c9a66";
+
+		/// <summary>
+		/// Empty action, useful for retrieving the base url for this controller
+		/// </summary>
+		/// <returns></returns>
+		public ActionResult Index()
+		{
+			throw new NotImplementedException();
+		}
+
+		/// <summary>
+		/// Connects to the repo, downloads the package and creates the manifest
+		/// </summary>
+		/// <param name="kitGuid"></param>
+		/// <returns></returns>
+		[HttpPost]
+		public JsonResult DownloadPackageFiles(Guid kitGuid)
+		{
+			var repo = global::umbraco.cms.businesslogic.packager.repositories.Repository.getByGuid(RepoGuid);
+			if (!repo.HasConnection())
+			{
+				return Json(new {success = false, error = "cannot_connect"});
+			}
+			var installer = new global::umbraco.cms.businesslogic.packager.Installer();
+
+			var tempFile = installer.Import(repo.fetch(kitGuid.ToString()));
+			installer.LoadConfig(tempFile);
+			var pId = installer.CreateManifest(tempFile, kitGuid.ToString(), RepoGuid);
+			return Json(new
+				{
+					success = true,
+					manifestId = pId,
+					packageFile = tempFile,
+					percentage = 10,
+					message = "Downloading starter kit files..."
+				});
+		}
+
+		/// <summary>
+		/// Installs the files in the package
+		/// </summary>
+		/// <returns></returns>
+		[HttpPost]
+		public JsonResult InstallPackageFiles(Guid kitGuid, int manifestId, string packageFile)
+		{
+			var installer = new global::umbraco.cms.businesslogic.packager.Installer();
+			installer.InstallFiles(manifestId, packageFile);
+			return Json(new
+				{
+					success = true,
+					manifestId,
+					packageFile,
+					percentage = 20,
+					message = "Installing starter kit files"
+				});
+		}
+
+		/// <summary>
+		/// Ensures the app pool is restarted
+		/// </summary>
+		/// <returns></returns>
+		[HttpPost]
+		public JsonResult RestartAppPool()
+		{
+			_applicationContext.RestartApplicationPool(HttpContext);
+			return Json(new
+				{
+					success = true,
+					percentage = 25,
+					message = "Installing starter kit files"
+				});
+		}
+
+		/// <summary>
+		/// Checks if the app pool has completed restarted
+		/// </summary>
+		/// <returns></returns>
+		[HttpPost]
+		public JsonResult CheckAppPoolRestart()
+		{
+			if (HttpContext.Application.AllKeys.Contains("AppPoolRestarting"))
+			{
+				return Json(new
+					{
+						successs = false
+					});
+			}
+
+			return Json(new
+				{
+					success = true,
+					percentage = 30
+				});
+		}
+
+		/// <summary>
+		/// Installs the business logic portion of the package after app restart
+		/// </summary>
+		/// <returns></returns>
+		[HttpPost]
+		public JsonResult InstallBusinessLogic(Guid kitGuid, int manifestId, string packageFile)
+		{
+			var installer = new global::umbraco.cms.businesslogic.packager.Installer();
+			installer.InstallFiles(manifestId, packageFile);
+			return Json(new
+			{
+				success = true,
+				manifestId,
+				packageFile,
+				percentage = 70,
+				message = "Installing starter kit files"
+			});
+		}
+
+		/// <summary>
+		/// Cleans up the package installation
+		/// </summary>
+		/// <returns></returns>
+		[HttpPost]
+		public JsonResult CleanupInstallation(Guid kitGuid, int manifestId, string packageFile)
+		{
+			var installer = new global::umbraco.cms.businesslogic.packager.Installer();
+			installer.InstallCleanUp(manifestId, packageFile);
+
+			library.RefreshContent();
+
+			return Json(new
+			{
+				success = true,
+				manifestId,
+				packageFile,
+				percentage = 100,
+				message = "Starter kit has been installed"
+			});
+		}
+
+	}
+}