PowerShell script for pulling code from TFVC and preparing for Github.

PrepCodeFromTFSForGithub.ps1

Function PrepareSourceForGithub {
    Param(
        [string]$tfsUrl,
        [string]$tfsCollection = 'defaultcollection',
        [string]$folderPath,
        [string]$newRepoName
    )
    $sourceZip = "source.zip"
    $sourceZipUrl = "http://$tfsUrl/$tfsCollection/_apis/tfvc/items?path=$folderPath&api-version=1.0"
    Write-Host "Please provide you TFS credentials:"
    $creds = Get-Credential
    Write-Host 'Downloading the source.  This may take a few minutes ...'
    Invoke-WebRequest $sourceZipUrl -Credential $creds -Headers @{'Accept'='application/zip'} -OutFile $sourceZip
    $sourcePath = "D:\Github\$newRepoName"
    UnzipFile $sourceZip $sourcePath $folderPath
    Remove-Item $sourceZip -Force

    Get-ChildItem -Path $sourcePath -Recurse -Directory -Filter 'Packages' | Get-ChildItem | Remove-Item -Force -Recurse
    Get-ChildItem -Path $sourcePath -Recurse -Directory -Filter 'bin' | Remove-Item -Force -Recurse
    Get-ChildItem -Path $sourcePath -Recurse -Directory -Filter 'obj' | Remove-Item -Force -Recurse
    Get-ChildItem -Path $sourcePath -Recurse -File -Filter '*.vspscc' | Remove-Item -Force
    Get-ChildItem -Path $sourcePath -Recurse -File -Filter '*.csproj' | ForEach-Object { RemoveSccNodesFromProjectFile($_.FullName)}
    Get-ChildItem -Path $sourcePath -Recurse -File -Filter '*.sln' | ForEach-Object { RemoveSccFromSolutionFile($_.FullName)}
    Invoke-WebRequest 'https://raw.githubusercontent.com/rschiefer/SeleniumInDotNetCore2P2/master/.gitignore' -OutFile "$sourcePath/.gitignore"
    Invoke-WebRequest 'https://raw.githubusercontent.com/rschiefer/SeleniumInDotNetCore2P2/master/.gitattributes' -OutFile "$sourcePath/.gitattributes"
}
function RemoveSccNodesFromProjectFile ([string]$projectFile) {        
    [xml]$xml = Get-Content $projectFile
    $xml.SelectNodes("//*[starts-with(name(), 'Scc')]") | ForEach-Object {$_.RemoveAll()}
    $xml.Save($projectFile);
}
function RemoveSccFromSolutionFile ([string]$solutionFile) {
    $solutionContents = [Io.File]::ReadAllText($solutionFile) 
    #Get-Content $solutionFile
    $solutionContents = $solutionContents -replace 'GlobalSection\(TeamFoundationVersionControl\).*\s(.*Scc.*\s)*\sEndGlobalSection', ''
    Set-Content $solutionFile $solutionContents
}
function UnzipFile ([string]$file, [string]$destination, [string]$subFolder)
{
    $shell_app=new-object -com shell.application
    $filePath = Get-Item $file
    $zip_file = $shell_app.namespace("$($filePath.FullName)")
    Get-Item $destination | Remove-Item -Recurse -Force
    New-Item $destination -ItemType Directory
    $destinationPath = Get-Item $destination
    $destinationPath
    $dest = $shell_app.namespace($destinationPath.FullName)
    $dest.Copyhere($zip_file.items())

    Get-ChildItem -Path "$($destinationPath.FullName)/$subFolder/*" | Copy-Item -Destination $destinationPath.FullName -Recurse
    Get-Item -Path "$($destinationPath.FullName)/$" | Remove-Item -Force -Recurse
}
PrepareSourceForGithub 'tfsServer01p:8080/tfs' 'Acme' '$/Fx/Services/FeatureFlags' 'acme.platform.shared.featureflag'