powershell PowerShell：读取Windows Installer（MSI）数据库的函数

Posted 2021-05-23

function Get-MSIProperties {
    PARAM (
        [Parameter(Mandatory=$true,ValueFromPipelineByPropertyName=$true,HelpMessage="MSI Database Filename",ValueFromPipeline=$true)]
        [Alias("Filename","Path","Database","Msi")]
        $msiDbName
    )
 
    # A quick check to see if the file exist
    if(!(Test-Path $msiDbName)){
        throw "Could not find " + $msiDbName
    }
 
    # Create an empty hashtable to store properties in
     
    # Creating WI object and load MSI database
    $WindowsInstaller = New-Object -ComObject WindowsInstaller.Installer
    $WindowsInstallerDatabase = $WindowsInstaller.GetType().InvokeMember("OpenDatabase", "InvokeMethod", $null, $WindowsInstaller, @(($msiDbName),0))
     
    # Open the Property-view
    $WindowsInstallerDatabaseView = $WindowsInstallerDatabase.GetType().InvokeMember("OpenView", "InvokeMethod", $null, $WindowsInstallerDatabase, "SELECT * FROM Property")
    $WindowsInstallerDatabaseView.GetType().InvokeMember("Execute", "InvokeMethod", $null, $WindowsInstallerDatabaseView, $null)
     
	Remove-Variable Results -ErrorAction SilentlyContinue
    $Results = @()
	
	# Loop thru the table
    $WindowsInstallerDatabaseRow = $WindowsInstallerDatabaseView.GetType().InvokeMember("Fetch", "InvokeMethod", $null, $WindowsInstallerDatabaseView, $null)
    while($WindowsInstallerDatabaseRow -ne $null) {
        # Add property and value to hash table
		$name = $WindowsInstallerDatabaseView.GetType().InvokeMember("StringData", "GetProperty", $null, $WindowsInstallerDatabaseRow, 1)
		$value = $WindowsInstallerDatabaseView.GetType().InvokeMember("StringData", "GetProperty", $null, $WindowsInstallerDatabaseRow, 2)
		$Results += New-Object -TypeName PSObject -Property @{$name=$value}

		# Fetch the next row
	    $WindowsInstallerDatabaseRow = $WindowsInstallerDatabaseView.GetType().InvokeMember("Fetch", "InvokeMethod", $null, $WindowsInstallerDatabaseView, $null)
    }

 	$WindowsInstallerDatabaseView.GetType().InvokeMember("Close", "InvokeMethod", $null, $WindowsInstallerDatabaseView, $null)
     
    # Return the hash table
    return $Results
}