This script is pretty useful if you need to do things with product guids. I recommend using cscript script.vbs>text.txt to output list to a text file…and then read that text file.
on error resume next
Const msiInstallStateNotUsed = -7
Const msiInstallStateBadConfig = -6
Const msiInstallStateIncomplete = -5
Const msiInstallStateSourceAbsent = -4
Const msiInstallStateInvalidArg = -2
Const msiInstallStateUnknown = -1
Const msiInstallStateBroken = 0
Const msiInstallStateAdvertised = 1
Const msiInstallStateRemoved = 1
Const msiInstallStateAbsent = 2
Const msiInstallStateLocal = 3
Const msiInstallStateSource = 4
Const msiInstallStateDefault = 5
‘ Connect to Windows Installer object
On Error Resume Next
Dim installer : Set installer = Nothing
Set installer = Wscript.CreateObject(“WindowsInstaller.Installer”) : CheckError
‘ If no arguments supplied, then list all installed or advertised products
Dim argCount:argCount = Wscript.Arguments.Count
If (argCount = 0) Then
Dim product, products, info, productList, version
On Error Resume Next
Set products = installer.Products : CheckError
For Each product In products
version = DecodeVersion(installer.ProductInfo(product, “Version”)) : CheckError
info = product & ” = ” & installer.ProductInfo(product, “ProductName”) & ” ” & version : CheckError
If productList <> Empty Then productList = productList & vbNewLine & info Else productList = info
Next
If productList = Empty Then productList = “No products installed or advertised”
Wscript.Echo productList
Set products = Nothing
Wscript.Quit 0
End If
‘ Check for ?, and show help message if found
Dim productName:productName = Wscript.Arguments(0)
If InStr(1, productName, “?”, vbTextCompare) > 0 Then
Wscript.Echo “Windows Installer utility to list registered products and product information” &_
vbNewLine & ” Lists all installed and advertised products if no arguments are specified” &_
vbNewLine & ” Else 1st argument is a product name (case-insensitive) or product ID (GUID)” &_
vbNewLine & ” If 2nd argument is missing or contains ‘p’, then product properties are listed” &_
vbNewLine & ” If 2nd argument contains ‘f’, features, parents, & installed states are listed” &_
vbNewLine & ” If 2nd argument contains ‘c’, installed components for that product are listed” &_
vbNewLine & ” If 2nd argument contains ‘d’, HKLM “”SharedDlls”” count for key files are listed” &_
vbNewLine &_
vbNewLine & “Copyright (C) Microsoft Corporation. All rights reserved.”
Wscript.Quit 1
End If
‘ If Product name supplied, need to search for product code
Dim productCode, property, value, message
If Left(productName, 1) = “{” And Right(productName, 1) = “}” Then
If installer.ProductState(productName) <> msiInstallStateUnknown Then productCode = UCase(productName)
Else
For Each productCode In installer.Products : CheckError
If LCase(installer.ProductInfo(productCode, “ProductName”)) = LCase(productName) Then Exit For
Next
End If
If IsEmpty(productCode) Then Wscript.Echo “Product is not registered: ” & productName : Wscript.Quit 2
‘ Check option argument for type of information to display, default is properties
Dim optionFlag : If argcount > 1 Then optionFlag = LCase(Wscript.Arguments(1)) Else optionFlag = “p”
If InStr(1, optionFlag, “*”, vbTextCompare) > 0 Then optionFlag = “pfcd”
If InStr(1, optionFlag, “p”, vbTextCompare) > 0 Then
message = “ProductCode = ” & productCode
For Each property In Array(_
“Language”,_
“ProductName”,_
“PackageCode”,_
“Transforms”,_
“AssignmentType”,_
“PackageName”,_
“InstalledProductName”,_
“VersionString”,_
“RegCompany”,_
“RegOwner”,_
“ProductID”,_
“ProductIcon”,_
“InstallLocation”,_
“InstallSource”,_
“InstallDate”,_
“Publisher”,_
“LocalPackage”,_
“HelpLink”,_
“HelpTelephone”,_
“URLInfoAbout”,_
“URLUpdateInfo”) : CheckError
value = installer.ProductInfo(productCode, property) ‘: CheckError
If Err <> 0 Then Err.Clear : value = Empty
If (property = “Version”) Then value = DecodeVersion(value)
If value <> Empty Then message = message & vbNewLine & property & ” = ” & value
Next
Wscript.Echo message
End If
If InStr(1, optionFlag, “f”, vbTextCompare) > 0 Then
Dim feature, features, parent, state, featureInfo
Set features = installer.Features(productCode)
message = “—Features in product ” & productCode & “—”
For Each feature In features
parent = installer.FeatureParent(productCode, feature) : CheckError
If Len(parent) Then parent = ” {” & parent & “}”
state = installer.FeatureState(productCode, feature)
Select Case(state)
Case msiInstallStateBadConfig: state = “Corrupt”
Case msiInstallStateIncomplete: state = “InProgress”
Case msiInstallStateSourceAbsent: state = “SourceAbsent”
Case msiInstallStateBroken: state = “Broken”
Case msiInstallStateAdvertised: state = “Advertised”
Case msiInstallStateAbsent: state = “Uninstalled”
Case msiInstallStateLocal: state = “Local”
Case msiInstallStateSource: state = “Source”
Case msiInstallStateDefault: state = “Default”
Case Else: state = “Unknown”
End Select
message = message & vbNewLine & feature & parent & ” = ” & state
Next
Set features = Nothing
Wscript.Echo message
End If
If InStr(1, optionFlag, “c”, vbTextCompare) > 0 Then
Dim component, components, client, clients, path
Set components = installer.Components : CheckError
message = “—Components in product ” & productCode & “—”
For Each component In components
Set clients = installer.ComponentClients(component) : CheckError
For Each client In Clients
If client = productCode Then
path = installer.ComponentPath(productCode, component) : CheckError
message = message & vbNewLine & component & ” = ” & path
Exit For
End If
Next
Set clients = Nothing
Next
Set components = Nothing
Wscript.Echo message
End If
If InStr(1, optionFlag, “d”, vbTextCompare) > 0 Then
Set components = installer.Components : CheckError
message = “—Shared DLL counts for key files of ” & productCode & “—”
For Each component In components
Set clients = installer.ComponentClients(component) : CheckError
For Each client In Clients
If client = productCode Then
path = installer.ComponentPath(productCode, component) : CheckError
If Len(path) = 0 Then path = “0”
If AscW(path) >= 65 Then ‘ ignore registry key paths
value = installer.RegistryValue(2, “SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDlls”, path)
If Err <> 0 Then value = 0 : Err.Clear
message = message & vbNewLine & value & ” = ” & path
End If
Exit For
End If
Next
Set clients = Nothing
Next
Set components = Nothing
Wscript.Echo message
End If
Function DecodeVersion(version)
version = CLng(version)
DecodeVersion = version\65536\256 & “.” & (version\65535 MOD 256) & “.” & (version Mod 65536)
End Function
Sub CheckError
Dim message, errRec
If Err = 0 Then Exit Sub
message = Err.Source & ” ” & Hex(Err) & “: ” & Err.Description
If Not installer Is Nothing Then
Set errRec = installer.LastErrorRecord
If Not errRec Is Nothing Then message = message & vbNewLine & errRec.FormatText
End If
Wscript.Echo message
Wscript.Quit 2
End Sub