Create a Custom Detection Script for Leapfrog Viewer 2019 (PowerShell)

Microsoft Endpoint Manager Configuration Manager (MEMCM / SCCM) and Microsoft Intune use Detection Rules to determine the presence of Applications & Win32 Apps. The detection rules ensure that application installations only begin to run if the application is not already installed on the device. This article will serve as an informative guide and give you a clear understanding of how to create an updated custom detection script for each new version of Leapfrog Viewer 2019 using PowerShell.

How to Create a Custom Detection Script for Leapfrog Viewer 2019

Leapfrog Viewer 2019 (File Detection Method)

## Check for Leapfrog Viewer 2019 (File Detection Method)
$LeapfrogExe = (Get-ChildItem -Path "C:\Program Files\Seequent\Leapfrog Viewer*\bin\Viewer.exe" -ErrorAction SilentlyContinue)
$LeapfrogExe.FullName
$LeapfrogPath = $($LeapfrogExe.FullName).Replace("C:\Program Files\","")
$FileVersion = (Get-Item -Path "$($LeapfrogExe.FullName)" -ErrorAction SilentlyContinue).VersionInfo.FileVersion

## Create Text File with Leapfrog Viewer 2019 File Detection Method
$FilePath = "C:\Windows\Temp\Leapfrog_Viewer_2019_Detection_Method.txt"
New-Item -Path "$FilePath" -Force
Set-Content -Path "$FilePath" -Value "If([String](Get-Item -Path `"`$Env:ProgramFiles\$LeapfrogPath`" -ErrorAction SilentlyContinue).VersionInfo.FileVersion -ge `"$FileVersion`"){"
Add-Content -Path "$FilePath" -Value "Write-Host `"Installed`""
Add-Content -Path "$FilePath" -Value "Exit 0"
Add-Content -Path "$FilePath" -Value "}"
Add-Content -Path "$FilePath" -Value "else {"
Add-Content -Path "$FilePath" -Value "Exit 1"
Add-Content -Path "$FilePath" -Value "}"
Invoke-Item $FilePath
  • Click Run Script (F5)
  • A text file will open with the Leapfrog Viewer 2019 Detection Method script required to detect the current version of Leapfrog Viewer 2019 that is installed on the device you are running the script from.

Example:

If([String](Get-Item -Path "$Env:ProgramFiles\Seequent\Leapfrog Viewer 4.14\bin\Viewer.exe" -ErrorAction SilentlyContinue).VersionInfo.FileVersion -ge "19.3.0.35889"){
Write-Host "Installed"
Exit 0
}
else {
Exit 1
}

Always make sure to test everything in a development environment prior to implementing anything into production. The information in this article is provided “As Is” without warranty of any kind.