# Recursively sets all the projects in a directory to target the .NET client framework.

$search_path = "."
$client_profile = [bool] 0

if($args.Length -ge 1)
{
    if(($args[0] -eq "--help") -or
           ($args[0] -eq "-h") -or
           ($args[0] -eq "/?"))
    {
        echo "UpgradeDotNet.ps1"
        echo "usage: UpgradeDotNet (path)"
        $format = @(Expression={$_.Name}; Label="Argument"; width=10),
                  @(Expression={$_.Value}; Label="Description";)
        $arguments = @{"path"="The start of the search path for .csproj files to convert."}
        echo $arguments | Format-Table $format
    }
    else
    {
        $search_path = $args[0]
    }
    
    if($args.Length -ge 2)
    {
        $search_path = $args[1]
    }
}

$projects = ls -recurse -Filter "*.csproj" $search_path
foreach ($p in $projects)
{
    $path = $p.FullName
    $x = [XML](gc $path)
    
    $node = $x.CreateElement("TargetFrameworkProfile", "http://schemas.microsoft.com/developer/msbuild/2003")
    $node.set_InnerXML("Client")
    [void] $x.Project.PropertyGroup[0].AppendChild($node)

    $x.Save($path)    
}