Some Powershell functions for usage in Tridion machines

TridionUtilityFunctions.ps1

# Check if script is run with Administrator permissions. If not: stop directly.
If (-NOT ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole(`
    [Security.Principal.WindowsBuiltInRole] "Administrator"))
{
    Write-Warning "You do not have Administrator rights to run this script!`nPlease re-run this script as an Administrator!"
    Break
}

function ExtractZipsAndInstall {
    $startdir = 'GuiExtensions'
    if (!(Get-Location).Path.EndsWith($startdir)) {
        write-host ("  Error:  Script should be started from directory '$startdir', exiting.") -ForegroundColor red
        exit
    }

    Get-ChildItem '.\build\*.zip' | % {
        & '.\Install-gui-extension.ps1' $_.FullName
    }
}

function IncrementGUIModification {
  $filename = $Env:TRIDION_HOME + '\web\WebUI\WebRoot\Configuration\System.Config'
  $conf = [xml](gc $filename)
  $modification = [int]$conf.Configuration.servicemodel.server.modification
  $modification++
  $conf.Configuration.servicemodel.server.modification = [string]$modification
  write-host "Incremented Configuration.servicemodel.server.modification to $modification" -ForegroundColor yellow
  $conf.Save($filename)
}

function ResetService {
    $comPlusName = "SDL Tridion Content Manager"
    $comAdmin = New-Object -comobject COMAdmin.COMAdminCatalog 
    $tcmServiceHostName = "TcmServiceHost"

    write-host "Stopping TcmServiceHost "  -ForegroundColor yellow
    stop-service -name $tcmServiceHostName -Force
    get-service -name $tcmServiceHostName

    write-host "Stopping COM+"  -ForegroundColor yellow
    $comAdmin.ShutdownApplication($comPlusName)	

    write-host "Starting COM+"  -ForegroundColor yellow
    $comAdmin.StartApplication($comPlusName)	

    write-host "Starting TcmServiceHost " -ForegroundColor yellow
    start-service -name $tcmServiceHostName
    get-service -name $tcmServiceHostName

    write-host "Done" -ForegroundColor green
}

function UpdateViewStagingAndLiveUrls {
    $viewstagliveconf = $Env:TRIDION_HOME + '\GuiExtensions\ViewInStagingAndLive\Editor\Configuration\ViewInStagingAndLive.config'
    if ((Test-Path $viewstagliveconf)) {
       $conf = [xml](gc $viewstagliveconf)
       write-host "Update staging url to" $stagingurl -ForegroundColor yellow 
       ($conf.Configuration.settings.customconfiguration.clientconfiguration.staging.add | where { $_.key -eq 'tcm:0-162-1' }).value = $stagingurl
       write-host "Update live url to" $liveurl -ForegroundColor yellow 
       ($conf.Configuration.settings.customconfiguration.clientconfiguration.live.add | where { $_.key -eq 'tcm:0-162-1' }).value = $liveurl
       $conf.Save($viewstagliveconf)
    
    }
}

function CreateTempDirForExportToExtension {
	if (!(Test-Path "c:\tridion\temp\")) {
		write-host "Tridion temp not found, create it."
		New-Item -ItemType Directory -Force -Path "c:\tridion\temp" | Out-null
	}
}

#example: CreateBackupFile -filepath ($env:TRIDION_HOME + 'web\WebUI\WebRoot\Configuration\System.config')
function CreateBackupFile([string]$filepath) {
    if(Test-Path $filepath)
	{
        [string]$directory = [System.IO.Path]::GetDirectoryName($filePath);
        [string]$strippedFileName = [System.IO.Path]::GetFileNameWithoutExtension($filePath);
        [string]$extension = [System.IO.Path]::GetExtension($filePath);
        [string]$newFileName = $strippedFileName + [DateTime]::Now.ToString("yyyyMMdd-HHmmss") + $extension;
        [string]$newFilePath = [System.IO.Path]::Combine($directory, $newFileName);
        
        Copy-Item -LiteralPath $filePath -Destination $newFilePath;
        if((Test-Path $newFilePath)) {
            Write-Host "Created backup" $newFilePath
        }else {
            Write-Warning ("Failed to create backup " + $newFilePath)
            Break
        }
    }else {
        Write-Warning ($filepath + " does not exist, exiting")
        Break
    }
}