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Create CAdES-BES .p7m for FatturaPA XML Invoice

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Demonstrates how to create a CAdES BES invoice.xml.p7m for the Italian FatturaPA exchange system.

Note: This example requires Chilkat v9.5.0.75.

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Local $bSuccess = False

; Note: Requires Chilkat v9.5.0.75 or greater.

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

$oCrypt = ObjCreate("Chilkat.Crypt2")

; Use a digital certificate and private key from a PFX file (.pfx or .p12).
Local $sPfxPath = "qa_data/pfx/cert_test123.pfx"
Local $sPfxPassword = "test123"

$oCert = ObjCreate("Chilkat.Cert")
$bSuccess = $oCert.LoadPfxFile($sPfxPath,$sPfxPassword)
If ($bSuccess <> True) Then
    ConsoleWrite($oCert.LastErrorText & @CRLF)
    Exit
EndIf

; Provide the signing cert (with associated private key).
$bSuccess = $oCrypt.SetSigningCert($oCert)
If ($bSuccess <> True) Then
    ConsoleWrite($oCrypt.LastErrorText & @CRLF)
    Exit
EndIf

; Indicate that SHA-256 should be used.
$oCrypt.HashAlgorithm = "sha256"

; Specify the signed attributes to be included.
; (This is what makes it CAdES-BES compliant.)
$oJsonSignedAttrs = ObjCreate("Chilkat.JsonObject")
$oJsonSignedAttrs.UpdateInt("contentType",1)
$oJsonSignedAttrs.UpdateInt("signingTime",1)
$oJsonSignedAttrs.UpdateInt("messageDigest",1)
$oJsonSignedAttrs.UpdateInt("signingCertificateV2",1)
$oCrypt.SigningAttributes = $oJsonSignedAttrs.Emit()

Local $sInFile = "qa_data/xml/IT01234567890_11002.xml"
Local $sigFile = "qa_output/IT01234567890_11002.xml.p7m"

; Create the CAdES-BES signature, which contains the original data.
$bSuccess = $oCrypt.CreateP7M($sInFile,$sigFile)
If ($bSuccess = False) Then
    ConsoleWrite($oCrypt.LastErrorText & @CRLF)
    Exit
EndIf

ConsoleWrite("Success." & @CRLF)