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//-----------------------------------------------------------------------
// <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, this.Outputs[i].ItemSpec);
string input = File.ReadAllText(this.Inputs[i].ItemSpec);
string output = this.packer.Pack(input);
if (!Directory.Exists(Path.GetDirectoryName(this.Outputs[i].ItemSpec))) {
Directory.CreateDirectory(Path.GetDirectoryName(this.Outputs[i].ItemSpec));
}
File.WriteAllText(this.Outputs[i].ItemSpec, output, Encoding.UTF8);
} else {
Log.LogMessage(MessageImportance.Low, TaskStrings.SkipPackingJsFile, this.Inputs[i].ItemSpec);
}
}
return true;
}
}
}
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