Website.TransformXml.targets

<!--
***********************************************************************************************
Website.TransformXml.targets
  
  Transform any xml files located in publish root folder using xdt.
  
  [Naming convention]
  
    [filename].[extension].{Configuration}|Any].{XmlTransformFilePostfix}
   
     Ex.         
        web.config.any.xdt
        web.config.debug.xdt
        somefile.xml.any.xdt
        web.config.release.xdt
       
       
                                                                      [Anders Laub // Laub+Co]
                                                                      
***********************************************************************************************
-->

<Project>
  <UsingTask TaskName="TransformXml" AssemblyFile="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(MSBuildToolsVersion)\Web\Microsoft.Web.Publishing.Tasks.dll" />

  <Target Name="RunTransforms" AfterTargets="WebPublish">
    <PropertyGroup>
      <PublishRootDirectory Condition="!HasTrailingSlash('$(PublishRootDirectory)')">$(PublishRootDirectory)\</PublishRootDirectory>
    </PropertyGroup>

    <ItemGroup>
      <SourceTransformFiles Include="**\*.$(Configuration).$(XmlTransformFilePostfix);**\*.Any.$(XmlTransformFilePostfix)" />
      <TransformFiles Include="%(SourceTransformFiles.Identity)">
        <DestinationFile Condition="'@(SourceTransformFiles)'!=''">$(PublishRootDirectory)%(RelativeDir)$([System.Text.RegularExpressions.Regex]::Match(%(Filename), `.*?\.config`))</DestinationFile>
      </TransformFiles>
    </ItemGroup>

    <Message Importance="High" Text="Transforming %(TransformFiles.RelativeDir)%(TransformFiles.Identity) into %(TransformFiles.DestinationFile)" Condition="'@(SourceTransformFiles)'!=''" />
    <Warning Text="Could not find destination file %(TransformFiles.DestinationFile) for %(TransformFiles.Identity)" Condition="'@(SourceTransformFiles)'!='' And !Exists(%(TransformFiles.DestinationFile))" />

    <TransformXml Source="%(DestinationFile)"
                  Transform="%(FullPath)"
                  Destination="%(DestinationFile)"
                  Condition="'@(TransformFiles)'!='' And Exists(%(DestinationFile))" />
  </Target>
</Project>