Public/Get-WindowsInstallerInstallerProductInfo.ps1
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<#
.SYNOPSIS This function retrieves information for a given product installed by the Windows Installer. .PARAMETER ProductCode The ProductCode of the product to get information for. .PARAMETER Properties The properties of the product to retrieve. Defaults to a predefined list of common properties. .PARAMETER Installer An optional WindowsInstaller.Installer COM object. If not provided, the function creates a new one. .EXAMPLE PS C:\> Get-WindowsInstallerInstallerProductInfo -ProductCode '{ABCDEFGHIJK-1234-5678-90AB-CDEF12345678}' .EXAMPLE PS C:\> '{ABCDEFGHIJK-1234-5678-90AB-CDEF12345678}', '{BCDEFGHIJKL-2345-6789-01BC-DEF23456789A}' | Get-WindowsInstallerInstallerProductInfo #> function Get-WindowsInstallerInstallerProductInfo { [CmdletBinding()] [OutputType([Hashtable])] Param( [Parameter(Mandatory = $true, ValueFromPipeline = $true)] [ValidatePattern('^(\{[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{12}\})$')] [string] $ProductCode, [Parameter(Mandatory = $false)] [String[]] $Properties = @('Language', 'ProductName', 'PackageCode', 'Transforms', 'AssignmentType', 'PackageName', 'InstalledProductName', 'VersionString', 'RegCompany', 'RegOwner', 'ProductID', 'ProductIcon', 'InstallLocation', 'InstallSource', 'InstallDate', 'Publisher', 'LocalPackage', 'HelpLink', 'HelpTelephone', 'URLInfoAbout', 'URLUpdateInfo'), [Parameter(Mandatory = $false, HelpMessage = 'WindowsInstaller.Installer COM object')] [System.__ComObject] $Installer = (New-Object -ComObject WindowsInstaller.Installer) ) process { $Return = @{ ProductCode = $ProductCode } foreach ($Property in $Properties) { Try { $Return[$Property] = $Installer.GetType().InvokeMember('ProductInfo', [System.Reflection.BindingFlags]::GetProperty, $null, $Installer, @($ProductCode, $Property)) } Catch { Write-Warning ('Property not found: {0}' -f $Property) } } return $Return } end { if (-not $PSBoundParameters.ContainsKey('Installer')) { [System.Runtime.Interopservices.Marshal]::ReleaseComObject($Installer) | Out-Null } } } Export-ModuleMember -Function Get-WindowsInstallerInstallerProductInfo |