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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixBuildTools.TestSupport
{
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Text;
public class MsbuildRunner
{
private static readonly string VswhereRelativePath = @"Microsoft Visual Studio\Installer\vswhere.exe";
private static readonly string[] VswhereFindArguments = new[] { "-property", "installationPath", "-latest" };
private static readonly string Msbuild15RelativePath = @"MSBuild\15.0\bin\MSBuild.exe";
public MsbuildRunner()
{
var vswherePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFilesX86), VswhereRelativePath);
if (!File.Exists(vswherePath))
{
throw new InvalidOperationException($"Failed to find vswhere at: {vswherePath}");
}
var result = RunProcessCaptureOutput(vswherePath, VswhereFindArguments);
if (result.ExitCode != 0)
{
throw new InvalidOperationException($"Failed to execute vswhere.exe, exit code: {result.ExitCode}");
}
this.Msbuild15Path = Path.Combine(result.Output[0], Msbuild15RelativePath);
if (!File.Exists(this.Msbuild15Path))
{
throw new InvalidOperationException($"Failed to find MSBuild v15 at: {this.Msbuild15Path}");
}
}
private string Msbuild15Path { get; }
public MsbuildRunnerResult Execute(string projectPath, string[] arguments = null)
{
var total = new List<string>
{
projectPath
};
if (arguments != null)
{
total.AddRange(arguments);
}
var workingFolder = Path.GetDirectoryName(projectPath);
return RunProcessCaptureOutput(this.Msbuild15Path, total.ToArray(), workingFolder);
}
private static MsbuildRunnerResult RunProcessCaptureOutput(string executablePath, string[] arguments = null, string workingFolder = null)
{
var startInfo = new ProcessStartInfo(executablePath)
{
Arguments = CombineArguments(arguments),
CreateNoWindow = true,
RedirectStandardError = true,
RedirectStandardOutput = true,
UseShellExecute = false,
WorkingDirectory = workingFolder,
};
var exitCode = 0;
var output = new List<string>();
using (var process = Process.Start(startInfo))
{
process.OutputDataReceived += (s, e) => { if (e.Data != null) output.Add(e.Data); };
process.ErrorDataReceived += (s, e) => { if (e.Data != null) output.Add(e.Data); };
process.BeginErrorReadLine();
process.BeginOutputReadLine();
process.WaitForExit();
exitCode = process.ExitCode;
}
return new MsbuildRunnerResult { ExitCode = exitCode, Output = output.ToArray() };
}
private static string CombineArguments(string[] arguments)
{
if (arguments == null)
{
return null;
}
var sb = new StringBuilder();
foreach (var arg in arguments)
{
if (sb.Length > 0)
{
sb.Append(' ');
}
if (arg.IndexOf(' ') > -1)
{
sb.Append("\"");
sb.Append(arg);
sb.Append("\"");
}
else
{
sb.Append(arg);
}
}
return sb.ToString();
}
}
}
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