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Extract XML File from a .p7m (e.g. FATTURA ELETTRONICA, ITALY)

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_LANGUAGE_ example to extract the original file from a .p7m (Signed-Data PKCS7 Format) The .p7m contains the signed contents of the original file.

One use for this example is to extract the XML file from a Fattura Elettronica .p7m signature.

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Local $bSuccess = False

; This example requires the Chilkat API to have been previously unlocked.
; See Global Unlock Sample for sample code.

$oCrypt = ObjCreate("Chilkat.Crypt2")

Local $sOutputFile = "testData/xml/original.xml"
Local $sInFile = "testData/p7m/fattura_signature.p7m"

; Verify the signature and extract the XML file.
$bSuccess = $oCrypt.VerifyP7M($sInFile,$sOutputFile)
If ($bSuccess = False) Then
    ConsoleWrite($oCrypt.LastErrorText & @CRLF)
    Exit
EndIf

ConsoleWrite("Success!" & @CRLF)