SQL Server

Send Signed and Encrypted EDI Email (EDIFACT)

Demonstrates how to send a signed and encrypted EDI email (EDIFACT email). SQL Server

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

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

    --  The mailman object is used for sending and receiving email.
    DECLARE @mailman int
    EXEC @hr = sp_OACreate 'Chilkat.MailMan', @mailman OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    --  Create a new email object
    DECLARE @email int

    --  Build the basic EDI email where the body is the EDIFACT message:
    DECLARE @ediMsg nvarchar(4000)
    SELECT @ediMsg = 'UNB+IATB:1+6XPPC ...'
    DECLARE @name nvarchar(4000)
    SELECT @name = 'something'
    DECLARE @filename nvarchar(4000)
    SELECT @filename = 'something'
    DECLARE @charset nvarchar(4000)
    SELECT @charset = 'iso-8859-1'
    EXEC sp_OAMethod @email, 'SetEdifactBody', NULL, @ediMsg, @name, @filename, @charset

    EXEC sp_OASetProperty @email, 'Subject', 'This is the subject'
    EXEC sp_OASetProperty @email, 'From', 'Chilkat Admin <admin@chilkatsoft.com>'
    EXEC sp_OAMethod @email, 'AddTo', @success OUT, 'Chilkat Support', 'support@chilkatsoft.com'

    --  Indicate that the email should be sent signed.
    EXEC sp_OASetProperty @email, 'SendSigned', 1

    --  Tell the mailman to use a PFX file as a source for locating
    --  the certificate and private key required for signing.
    --  The certificate chosen for signing will be the one that
    --  matches the sender's email address, which also has
    --  a private key.  All intermediate certs in the chain of
    --  authentication, up to and including the root, will
    --  be included in the signature.
    EXEC sp_OAMethod @mailman, 'AddPfxSourceFile', @success OUT, '/pfx_files/myCertAndPrivateKey.pfx', 'secret'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    --  Load the .cer file into a certificate object.
    --  When sending S/MIME encrypted email, it is the recipient's
    --  certificate that is used for encryption.  Only the public key
    --  is needed to encrypt.  The recipient is the only
    --  one possessing the private key, and therefore is the only
    --  one able to decrypt.
    DECLARE @cert int

    EXEC sp_OAMethod @cert, 'LoadFromFile', @success OUT, '/certs/recipientCert.cer'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @cert, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    --  Indicate that the email is to be sent encrypted.
    EXEC sp_OASetProperty @email, 'SendEncrypted', 1

    --  Indicate that we want 192-bit 3DES encryption:
    EXEC sp_OASetProperty @email, 'Pkcs7CryptAlg', '3des'
    EXEC sp_OASetProperty @email, 'Pkcs7KeyLength', 192

    --  Specify the certificate to be used for encryption.
    EXEC sp_OAMethod @email, 'SetEncryptCert', @success OUT, @cert

    --  Tell the mailman to use an opaque signature (as opposed to a detached signature)
    EXEC sp_OASetProperty @mailman, 'OpaqueSigning', 1

    --  SMTP server (use your settings and refer to the online
    --  reference  documentation for more options)
    EXEC sp_OASetProperty @mailman, 'SmtpHost', 'smtp.mymailserver.com'
    EXEC sp_OASetProperty @mailman, 'SmtpUsername', 'myLogin'
    EXEC sp_OASetProperty @mailman, 'SmtpPassword', 'myPassword'
    EXEC sp_OASetProperty @mailman, 'SmtpPort', 587
    EXEC sp_OASetProperty @mailman, 'StartTLS', 1

    --  Send the signed/encrypted EDI email
    EXEC sp_OAMethod @mailman, 'SendEmail', @success OUT, @email
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
      END
    ELSE
      BEGIN

        PRINT 'Mail Sent!'
      END

    EXEC @hr = sp_OADestroy @mailman


END
GO