(VBScript) Transition from Crypt2.GetSignerCertChain to Crypt2.LastSignerCert

Provides instructions for replacing deprecated GetSignerCertChain method calls with LastSignerCert.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
'Create a Unicode (utf-16) output text file.
Set outFile = fso.CreateTextFile("output.txt", True, True)

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Crypt2")
set crypt2 = CreateObject("Chilkat.Crypt2")

' ...
' ...
index = 0

' ------------------------------------------------------------------------
' The GetSignerCertChain method is deprecated:

' certchainObj is a Chilkat.CertChain
Set certchainObj = crypt2.GetSignerCertChain(index)
If (crypt2.LastMethodSuccess = 0) Then
    outFile.WriteLine(crypt2.LastErrorText)
    WScript.Quit
End If

' ...
' ...

' ------------------------------------------------------------------------
' Do the equivalent using LastSignerCert, and then get the certificate chain from the cert.
' Your application creates a new, empty Cert object which is passed 
' in the last argument and filled upon success.

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Cert")
set signerCert = CreateObject("Chilkat.Cert")
success = crypt2.LastSignerCert(index,signerCert)
If (success = 0) Then
    outFile.WriteLine(crypt2.LastErrorText)
    WScript.Quit
End If

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.CertChain")
set certChain = CreateObject("Chilkat.CertChain")
success = signerCert.BuildCertChain(certChain)
If (success = 0) Then
    outFile.WriteLine(signerCert.LastErrorText)
    WScript.Quit
End If


outFile.Close