Javascript is now packed for release builds.

1 files changed, 63 insertions, 0 deletions

diff --git a/src/DotNetOpenAuth.BuildTasks/JsPack.cs b/src/DotNetOpenAuth.BuildTasks/JsPack.cs
new file mode 100644
index 0000000..ee119ec
--- /dev/null
+++ b/src/DotNetOpenAuth.BuildTasks/JsPack.cs
@@ -0,0 +1,63 @@
+//-----------------------------------------------------------------------
+// <copyright file="JsPack.cs" company="Andrew Arnott">
+//     Copyright (c) Andrew Arnott. All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+namespace DotNetOpenAuth.BuildTasks {
+	using System;
+	using System.Collections.Generic;
+	using System.IO;
+	using System.Linq;
+	using System.Text;
+	using Microsoft.Build.Framework;
+	using Microsoft.Build.Utilities;
+
+	/// <summary>
+	/// Compresses .js files.
+	/// </summary>
+	public class JsPack : Task {
+		/// <summary>
+		/// The Javascript packer to use.
+		/// </summary>
+		private Dean.Edwards.ECMAScriptPacker packer = new Dean.Edwards.ECMAScriptPacker();
+
+		/// <summary>
+		/// Gets or sets the set of javascript files to compress.
+		/// </summary>
+		/// <value>The inputs.</value>
+		[Required]
+		public ITaskItem[] Inputs { get; set; }
+
+		/// <summary>
+		/// Gets or sets the paths where the packed javascript files should be saved.
+		/// </summary>
+		/// <value>The outputs.</value>
+		[Required]
+		public ITaskItem[] Outputs { get; set; }
+
+		/// <summary>
+		/// Executes this instance.
+		/// </summary>
+		/// <returns>A value indicating whether the packing was successful.</returns>
+		public override bool Execute() {
+			if (this.Inputs.Length != this.Outputs.Length) {
+				Log.LogError("{0} inputs and {1} outputs given.", this.Inputs.Length, this.Outputs.Length);
+				return false;
+			}
+
+			for (int i = 0; i < this.Inputs.Length; i++) {
+				if (!File.Exists(this.Outputs[i].ItemSpec) || File.GetLastWriteTime(this.Outputs[i].ItemSpec) < File.GetLastWriteTime(this.Inputs[i].ItemSpec)) {
+					Log.LogMessage(MessageImportance.Normal, TaskStrings.PackingJsFile, this.Inputs[i].ItemSpec);
+					string input = File.ReadAllText(this.Inputs[i].ItemSpec);
+					string output = this.packer.Pack(input);
+					File.WriteAllText(this.Outputs[i].ItemSpec, output, Encoding.UTF8);
+				} else {
+					Log.LogMessage(MessageImportance.Low, TaskStrings.SkipPackingJsFile, this.Inputs[i].ItemSpec);
+				}
+			}
+
+			return true;
+		}
+	}
+}