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    copied!<p>I needed the file version one time, and I ended up writing a custom task to get the FileVersion because I couldn't find anything.</p> <pre><code>namespace GranadaCoder.Framework.CrossDomain.MSBuild.Tasks.IO//.FileVersionTask { using System; using System.Collections.Generic; using System.Collections; using System.Linq; using System.Globalization; using System.Diagnostics; using System.IO; using System.Text; using System.Security; using Microsoft.Build.Framework; using Microsoft.Build.Utilities; public class FileVersionTask : FileBasedTaskBase { private static readonly string ROOT_DIRECTORY = "myrootdir"; private static readonly string FULL_PATH = "myfullpath"; private static readonly string FILE_NAME = "myfilename"; private static readonly string DIRECTORY = "mydirectory"; private static readonly string EXTENSION = "myextension"; private static readonly string VERSION = "myfileversion"; /// &lt;summary&gt; /// Gets or sets the source files. /// &lt;/summary&gt; /// &lt;value&gt;The source files.&lt;/value&gt; [Required] public string SourceFiles { get; set; } /// &lt;summary&gt; /// Gets the file versions as a Task Output property. /// &lt;/summary&gt; /// &lt;value&gt;The file versions.&lt;/value&gt; [Output] public ITaskItem[] FileVersions { get; private set; } /// &lt;summary&gt; /// Task Entry Point. /// &lt;/summary&gt; /// &lt;returns&gt;&lt;/returns&gt; protected override bool AbstractExecute() { InternalExecute(); return !Log.HasLoggedErrors; } /// &lt;summary&gt; /// Internal Execute Wrapper. /// &lt;/summary&gt; private void InternalExecute() { IList&lt;string&gt; files = null; if (String.IsNullOrEmpty(this.SourceFiles)) { Log.LogWarning("No SourceFiles specified"); return; } if (!String.IsNullOrEmpty(this.SourceFiles)) { Console.WriteLine(this.SourceFiles); files = base.ConvertSourceFileStringToList(this.SourceFiles); } //List&lt;string&gt; fileVersions = new List&lt;string&gt;(); ArrayList itemsAsStringArray = new ArrayList(); foreach (string f in files) { FileInfoWrapper fiw = null; fiw = this.DetermineFileVersion(f); IDictionary currentMetaData = new System.Collections.Hashtable(); currentMetaData.Add(ROOT_DIRECTORY, fiw.RootDirectory); currentMetaData.Add(FULL_PATH, fiw.FullPath); currentMetaData.Add(FILE_NAME, fiw.FileName); currentMetaData.Add(DIRECTORY, fiw.Directory); currentMetaData.Add(EXTENSION, fiw.Extension); currentMetaData.Add(VERSION, fiw.Version); itemsAsStringArray.Add(new TaskItem(fiw.Version, currentMetaData)); } this.FileVersions = (ITaskItem[])itemsAsStringArray.ToArray(typeof(ITaskItem)); } /// &lt;summary&gt; /// Determines the file version. /// &lt;/summary&gt; /// &lt;param name="fileName"&gt;Name of the file.&lt;/param&gt; /// &lt;returns&gt;File version or 0.0.0.0 if value cannot be determined&lt;/returns&gt; private FileInfoWrapper DetermineFileVersion(string fileName) { FileInfoWrapper fiw = new FileInfoWrapper(); fiw.Directory = string.Empty; fiw.Extension = string.Empty; fiw.FileName = string.Empty; fiw.FullPath = string.Empty; fiw.RootDirectory = string.Empty; fiw.Version = "0.0.0.0"; try { if (System.IO.File.Exists(fileName)) { fiw.Extension = System.IO.Path.GetExtension(fileName); fiw.FileName = System.IO.Path.GetFileNameWithoutExtension(fileName); fiw.FullPath = fileName;// System.IO.Path.GetFileName(fileName); fiw.RootDirectory = System.IO.Path.GetPathRoot(fileName); //Take the full path and remove the root directory to mimic the DotNet default behavior of '%filename' fiw.Directory = System.IO.Path.GetDirectoryName(fileName).Remove(0, fiw.RootDirectory.Length); FileVersionInfo fvi = FileVersionInfo.GetVersionInfo(fileName); if (null != fvi) { if (null != fvi.FileVersion) { fiw.Version = fvi.FileVersion; } } } } catch (Exception ex) { if (ex is IOException || ex is UnauthorizedAccessException || ex is PathTooLongException || ex is DirectoryNotFoundException || ex is SecurityException) { Log.LogWarning("Error trying to determine file version " + fileName + ". " + ex.Message); } else { Log.LogErrorFromException(ex); throw; } } return fiw; } /// &lt;summary&gt; /// Internal wrapper class to hold file properties of interest. /// &lt;/summary&gt; internal sealed class FileInfoWrapper { public string Directory { get; set; } public string Extension { get; set; } public string FileName { get; set; } public string FullPath { get; set; } public string RootDirectory { get; set; } public string Version { get; set; } } } } </code></pre> <p>.msbuild example</p> <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt; &lt;Project DefaultTargets="AllTargetsWrapper" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"&gt; &lt;UsingTask AssemblyFile="GranadaCoder.Framework.CrossDomain.MSBuild.dll" TaskName="FileVersionTask"/&gt; &lt;Target Name="AllTargetsWrapper"&gt; &lt;CallTarget Targets="FileVersionTask1" /&gt; &lt;CallTarget Targets="FileVersionTask2" /&gt; &lt;/Target&gt; &lt;PropertyGroup&gt; &lt;WorkingCheckout&gt;c:\Program Files\MSBuild&lt;/WorkingCheckout&gt; &lt;/PropertyGroup&gt; &lt;ItemGroup&gt; &lt;MyTask1ExcludeFiles Include="$(WorkingCheckout)\**\*.rtf" /&gt; &lt;MyTask1ExcludeFiles Include="$(WorkingCheckout)\**\*.doc" /&gt; &lt;/ItemGroup&gt; &lt;ItemGroup&gt; &lt;MyTask1IncludeFiles Include="$(WorkingCheckout)\**\*.exe" Exclude="@(MyTask1ExcludeFiles)" /&gt; &lt;/ItemGroup&gt; &lt;Target Name="FileVersionTask1"&gt; &lt;FileVersionTask SourceFiles="@(MyTask1IncludeFiles)" &gt; &lt;Output TaskParameter="FileVersions" ItemName="MyFileVersionItemNames"/&gt; &lt;/FileVersionTask&gt; &lt;Message Text=" MyFileVersionItemNames MetaData "/&gt; &lt;Message Text=" ------------------------------- "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text="directory: "/&gt; &lt;Message Text="@(MyFileVersionItemNames-&gt;'%(mydirectory)')"/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text="extension: "/&gt; &lt;Message Text="@(MyFileVersionItemNames-&gt;'%(myextension)')"/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text="filename: "/&gt; &lt;Message Text="@(MyFileVersionItemNames-&gt;'%(myfilename)')"/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text="fullpath: "/&gt; &lt;Message Text="@(MyFileVersionItemNames-&gt;'%(myfullpath)')"/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text="rootdir: "/&gt; &lt;Message Text="@(MyFileVersionItemNames-&gt;'%(myrootdir)')"/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text="fileversion: "/&gt; &lt;Message Text="@(MyFileVersionItemNames-&gt;'%(myfileversion)')"/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text="rootdir + directory + filename + extension: "/&gt; &lt;Message Text="@(MyFileVersionItemNames-&gt;'%(myrootdir)%(mydirectory)%(myfilename)%(myextension)')"/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;Message Text="List of files using special characters (carriage return)"/&gt; &lt;Message Text="@(MyFileVersionItemNames-&gt;'&amp;quot;%(myfullpath)&amp;quot;' , '%0D%0A')"/&gt; &lt;Message Text=" "/&gt; &lt;Message Text=" "/&gt; &lt;/Target&gt; &lt;ItemGroup&gt; &lt;MyTask2IncludeFiles Include="c:\windows\notepad.exe" /&gt; &lt;/ItemGroup&gt; &lt;Target Name="FileVersionTask2"&gt; &lt;FileVersionTask SourceFiles="@(MyTask2IncludeFiles)" &gt; &lt;Output TaskParameter="FileVersions" PropertyName="SingleFileFileVersion"/&gt; &lt;/FileVersionTask&gt; &lt;Message Text="SingleFileFileVersion = $(SingleFileFileVersion) "/&gt; &lt;/Target&gt; &lt;/Project&gt; </code></pre>
 

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