Launcher for the Quick Assist Store App

QuickAssist.ps1

# Quick Assist App Launcher v0.02

# To easily run Quick Assist from a command prompt, first
# Save this script to 'c:\windows\system32\quickassist.ps1', then 
# Copy the next line to 'c:\windows\system32\quickassist.cmd' 
# @powershell.exe -executionpolicy remotesigned -command "%windir%\system32\quickassist.ps1"
# from a comand prompt, just type 'quickassist' to run the cmd which will run the ps1

$whoiam = [system.security.principal.windowsidentity]::getcurrent().name

$AppName = "Quick Assist"
$PkgName = 'MicrosoftCorporationII.QuickAssist'
#$PkgName = "*quickassist*"

# Is the app package added for the user running this script?
$Package = Get-AppxPackage -Name $PkgName -ErrorAction SilentlyContinue
if ($Package.Version) {
    Write-Host "$whoiam has $AppName $($Package.Version) available"
} else {
    Write-Host "$whoiam does NOT have $AppName available"
    # Is the App on this device?
    $Package = Get-AppxPackage -AllUsers -Name $PkgName -ErrorAction SilentlyContinue
    if ($Package.Version) {
        Write-Host "This device has $AppName $($Package.Version) available"

        # Try to add the app for the user
        $ManifestPath = (Get-AppxPackage -AllUsers -Name "$PkgName").InstallLocation + "\Appxmanifest.xml"
        Add-AppxPackage -Path $ManifestPath -Register -DisableDevelopmentMode

        # check our work...
        $Package = Get-AppxPackage -Name $PkgName -ErrorAction SilentlyContinue
        if ($Package.Version) {
            Write-Host "Sucessfully added $AppName $($Package.Version) for $whoiam"
        } else {
            Write-Host "Failed to add $AppName for $whoiam"
        }
    } else {
        Write-Host "This device does NOT have $AppName available"
    }
}

# Testing?
# Remove-AppxPackage -Package $(Get-AppxPackage -Name *quickassist*)

if ($Package.PackageFamilyName) {
    # NOTE: The app seem to run in the context of whatever user owns the already running explorer.exe process
    # Even when running this script as a different (admin) user, the spawned process will be the other user.
    # Let's check so we can warn if it looks odd...

    # Who is running explorer.exe? (it could be many users but we don't really deal with that)
    $exeOwners = @(Get-WmiObject -Class Win32_Process -Filter 'Name="explorer.exe"' | ForEach-Object { $_.GetOwner() })
    $loggedOnUsers = @()
    foreach ($owner in $exeOwners) {
        $loggedOnUsers += ('{0}\{1}' -f ($owner |Select-Object -Unique -ExpandProperty Domain),($owner |Select-Object -Unique -ExpandProperty User))
    }

    if ($whoiam -eq $loggedOnUsers[0]) {
        Write-Host "Starting $AppName for $whoiam"
    } else {
        #NOTE: I should probably make sure that user has the app added as well...
        Write-Warning "explorer.exe is running as a different user! $AppName will run as that user..."
        Write-Host "Starting $AppName for $($loggedOnUsers[0])"
    }
    Start-Process 'explorer.exe' -ArgumentList "shell:AppsFolder\$($Package.PackageFamilyName)!App"
} else {
    Write-Host "Unable to start $AppName for $whoiam"
}