Environment.props

<?xml version="1.0" encoding="utf-8"?>
<!--
// Copyright (c) Microsoft Corporation. All rights reserved. 
// Licensed under the MIT License. See License.txt in the project root for license information. 
-->
<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
  <PropertyGroup>
    <!-- Repository root -->
    <RepositoryRoot>$(MSBuildThisFileDirectory)</RepositoryRoot>

    <!-- Default Configuration -->
    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
    <!-- Default Platform -->
    <Platform Condition=" '$(Platform)' == '' ">x64</Platform>
    
    <!-- Target .NET framework (default) -->
    <TargetFrameworkVersion>v4.5.1</TargetFrameworkVersion>

    <!-- Generate binding redirect automatically across projects -->
    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>

    <!-- Make sure we generate redirects for libraries (dll) as well (by default, it's only exe) -->
    <GenerateBindingRedirectsOutputType>true</GenerateBindingRedirectsOutputType>

    <!-- Disable Visual Studio hosting process -->
    <UseVSHostingProcess>false</UseVSHostingProcess>

    <!-- Generate [AssemblyName].BuildInfo.config with SourceControl and Build info -->
    <GenerateBuildInfoConfigFile>true</GenerateBuildInfoConfigFile>
    <IncludeServerNameInBuildInfo>true</IncludeServerNameInBuildInfo>
    <WebProjectOutputDir Condition="'$(WebProjectOutputDir)' == ''">.</WebProjectOutputDir>
  </PropertyGroup>

  <!-- Import (generated) NuGet package properties -->
  <Import Project="$(RepositoryRoot)\.packages\Packages.props" 
    Condition="Exists('$(RepositoryRoot)\.packages\Packages.props')"/>

  <!-- Import repository custom properties (if any) -->
  <Import Project="$(RepositoryRoot)\Environment.Custom.props" 
    Condition="Exists('$(RepositoryRoot)\Environment.Custom.props')"/>
  
  <!-- NuGet package restore verification task/target -->
  <UsingTask TaskName="CheckNuGetPackagesUpToDateTask" 
             TaskFactory="CodeTaskFactory" 
             AssemblyFile="$(MSBuildToolsPath)\Microsoft.Build.Tasks.v4.0.dll"
             >
    
    <ParameterGroup>
      <RepositoryRoot ParameterType="System.String" Required="true" />
      <NuGetPackagesUpToDate ParameterType="System.Boolean" Output="true" />
    </ParameterGroup>
    <Task>
      <Using Namespace="System.Security.Cryptography" />
      <Code Type="Method" Language="cs">
        <![CDATA[
          public override bool Execute()
          {
              // Load the current fingerprint, if any
              var fpFileName = Path.Combine(RepositoryRoot, @".packages\.fingerprint");

              var fpCurrent = string.Empty;

              if (File.Exists(fpFileName))
              {
                  fpCurrent = File.ReadAllText(fpFileName);    
              }

              // Obtain the finderprint of packages.config and compare it with the current FP
              var packageConfigFileName = Path.Combine(RepositoryRoot, @".init\packages.config");

              using (var md5 = MD5.Create())
              {
                  var fpPackageConfig = BitConverter.ToString(md5.ComputeHash(
                      File.ReadAllBytes(packageConfigFileName))).Replace("-", "");

                  if (fpPackageConfig == fpCurrent)
                  {
                      NuGetPackagesUpToDate = true;
                  }
              }

              return true;
          }
        ]]>
      </Code>
    </Task>
  </UsingTask>
  
  <Target Name="EnsureNuGetPackagesUpToDate" BeforeTargets="BeforeBuild">
    <PropertyGroup>
      <ErrorText>NuGet packages have not been restored or they are not up-to-date. Please run '$(RepositoryRoot)init.cmd' and reopen/rebuild your solution/projects. </ErrorText>
    </PropertyGroup>
    <CheckNuGetPackagesUpToDateTask RepositoryRoot="$(RepositoryRoot)">
      <Output PropertyName="NuGetPackagesUpToDate" TaskParameter="NuGetPackagesUpToDate" />      
    </CheckNuGetPackagesUpToDateTask>
    <Error Condition="$(NuGetPackagesUpToDate) != 'true'" Text="$(ErrorText)" />
  </Target>

  <!-- 
    Hook up a Release build target (in Debug configuration) in case 
    we want to build both Debug and Release configurations - we always 
    start with Debug configuration and then proceed to Release if build
    (in Debug) was successful. Note that the technique used here should 
    also cover building solutions - not just individual projects. 
    -->
  <Target Name="BuildRelease" AfterTargets="AfterBuild"
    Condition="'$(BuildRelease)' != '' and '$(Configuration)' == 'Debug'">
    <ItemGroup>
      <ProjectToBuild Include="$(MSBuildProjectFile)">
        <Properties>Configuration=Release</Properties>
      </ProjectToBuild>
    </ItemGroup>
    <Message Text="Building release configuration for project [@(ProjectToBuild)] ..." />
    <MSBuild Projects="@(ProjectToBuild)" BuildInParallel="true" />
  </Target>
  <Target Name="CleanRelease" AfterTargets="AfterClean"
    Condition="'$(BuildRelease)' != '' and '$(Configuration)' == 'Debug'">
    <ItemGroup>
      <ProjectToBuild Include="$(MSBuildProjectFile)">
        <Properties>Configuration=Release</Properties>
      </ProjectToBuild>
    </ItemGroup>
    <Message Text="Cleaning release configuration for project [@(ProjectToBuild)] ..." />
    <MSBuild Projects="@(ProjectToBuild)" BuildInParallel="true" Targets="Clean"/>
  </Target>
  
</Project>