Private/Test-IntuneLogoImage.ps1
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# Validates the Intune logo image file complies with the requirements of a PNG or JPG with a max resolution of 256x256 pixels. function Test-IntuneLogoImage { <# .SYNOPSIS Tests if an Intune logo image file complies with the requirements of a PNG or JPG with a max resolution of 256x256 pixels. .DESCRIPTION The Test-IntuneLogoImage function validates an image file based on the following criteria: - The file exists - The file is a PNG or JPG - The image resolution is less than or equal to 256x256 pixels .PARAMETER Path The path of the image file to validate. .EXAMPLE Test-IntuneLogoImage -Path "C:\path\to\image.png" This command tests if the image at the specified path is a valid Intune logo image. .OUTPUTS Boolean. Returns $true if the image is a valid Intune logo image, and $false otherwise. .NOTES Additional information about the function. #> [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [string]$Path ) begin { $FileName = Split-Path -Path $Path -Leaf } process { # Validate the file exists if (-not (Test-Path -Path $Path)) { Write-Error "The image '$FileName' does not exist." return $false } # Validate the file is a PNG or JPG $extension = [System.IO.Path]::GetExtension($Path) if ($extension -ne ".png" -and $extension -ne ".jpg") { Write-Error "The The image '$FileName' is not a PNG or JPG." return $false } # Validate the file is less than 256x256 pixels $image = [System.Drawing.Image]::FromFile($Path) if ($image.Width -gt 256 -or $image.Height -gt 256) { Write-Error "The image '$FileName' is larger than 256x256 pixels." $image.Dispose() return $false } # Dispose of the image $image.Dispose() return $true } } |