1 files changed, 93 insertions, 0 deletions
diff --git a/src/DotNetOpenAuth.BuildTasks/CreateWebApplication.cs b/src/DotNetOpenAuth.BuildTasks/CreateWebApplication.cs
new file mode 100644
index 0000000..056a49b
--- /dev/null
+++ b/src/DotNetOpenAuth.BuildTasks/CreateWebApplication.cs
@@ -0,0 +1,93 @@
+//-----------------------------------------------------------------------
+// <copyright file="CreateWebApplication.cs" company="Andrew Arnott">
+//     Copyright (c) Andrew Arnott. All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+namespace DotNetOpenAuth.BuildTasks {
+	using System;
+	using System.Linq;
+	using Microsoft.Build.Framework;
+	using Microsoft.Build.Utilities;
+	using Microsoft.Web.Administration;
+
+	/// <summary>
+	/// Creates or updates web applications within an existing web site in IIS.
+	/// </summary>
+	public class CreateWebApplication : Task {
+		/// <summary>
+		/// Gets or sets the name of the application pool that should host the web application.
+		/// </summary>
+		/// <value>The name of an existing application pool.</value>
+		public string ApplicationPoolName { get; set; }
+
+		/// <summary>
+		/// Gets or sets the name of the web site under which to create the web application.
+		/// </summary>
+		/// <value>The name of the existing web site.</value>
+		[Required]
+		public string WebSiteName { get; set; }
+
+		/// <summary>
+		/// Gets or sets the virtual paths within the web site that will access these applications.
+		/// </summary>
+		/// <value>The virtual path, which must start with '/'.</value>
+		[Required]
+		public ITaskItem[] VirtualPaths { get; set; }
+
+		/// <summary>
+		/// Gets or sets the full file system paths to the web applications.
+		/// </summary>
+		/// <value>The physical path.</value>
+		[Required]
+		public ITaskItem[] PhysicalPaths { get; set; }
+
+		/// <summary>
+		/// Executes this instance.
+		/// </summary>
+		/// <returns>A value indicating whether the task completed successfully.</returns>
+		public override bool Execute() {
+			var serverManager = new ServerManager();
+
+			if (this.PhysicalPaths.Length != this.VirtualPaths.Length) {
+				Log.LogError(TaskStrings.MismatchingArrayLengths, "PhysicalPath", "VirtualPath");
+				return false;
+			}
+
+			if (this.VirtualPaths.Length == 0) {
+				// Nothing to do.
+				return true;
+			}
+
+			// Find the root web site that this web application will be created under.
+			var site = serverManager.Sites.FirstOrDefault(s => string.Equals(s.Name, this.WebSiteName, StringComparison.OrdinalIgnoreCase));
+			if (site == null) {
+				Log.LogError(TaskStrings.NoMatchingWebSiteFound, this.WebSiteName);
+				return false;
+			}
+
+			for (int i = 0; i < this.PhysicalPaths.Length; i++) {
+				string physicalPath = this.PhysicalPaths[i].ItemSpec;
+				string virtualPath = this.VirtualPaths[i].ItemSpec;
+
+				Log.LogMessage(MessageImportance.Normal, "Creating web application: {0} -> {1}", virtualPath, physicalPath);
+
+				var app = site.Applications.FirstOrDefault(a => string.Equals(a.Path, virtualPath, StringComparison.OrdinalIgnoreCase));
+				if (app == null) {
+					app = site.Applications.Add(virtualPath, physicalPath);
+				} else {
+					// Ensure physical path is set correctly.
+					var appRoot = app.VirtualDirectories.First(vd => vd.Path == "/");
+					appRoot.PhysicalPath = physicalPath;
+				}
+
+				if (!string.IsNullOrEmpty(this.ApplicationPoolName)) {
+					app.ApplicationPoolName = this.ApplicationPoolName;
+				}
+			}
+
+			serverManager.CommitChanges();
+			return true;
+		}
+	}
+}