(SQL Server) Process Bounced Email in IMAP

Reads an IMAP mailbox and determines which emails are bounces.

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

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    -- This example assumes the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    DECLARE @imap int
    -- Use "Chilkat_9_5_0.Imap" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.Imap', @imap OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @bounce int
    -- Use "Chilkat_9_5_0.Bounce" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.Bounce', @bounce OUT

    -- Connect to an IMAP server.
    -- Use TLS
    EXEC sp_OASetProperty @imap, 'Ssl', 1
    EXEC sp_OASetProperty @imap, 'Port', 993
    DECLARE @success int
    EXEC sp_OAMethod @imap, 'Connect', @success OUT, 'imap.someMailServer.com'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @imap
        EXEC @hr = sp_OADestroy @bounce
        RETURN
      END

    -- Login
    EXEC sp_OAMethod @imap, 'Login', @success OUT, 'admin@chilkatsoft.com', 'myPassword'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @imap
        EXEC @hr = sp_OADestroy @bounce
        RETURN
      END

    -- Select an IMAP mailbox
    EXEC sp_OAMethod @imap, 'SelectMailbox', @success OUT, 'INBOX.bounceSamples'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @imap
        EXEC @hr = sp_OADestroy @bounce
        RETURN
      END

    DECLARE @messageSet int

    -- We can choose to fetch UIDs or sequence numbers.
    DECLARE @fetchUids int
    SELECT @fetchUids = 1
    -- Get the message IDs of all the emails in the mailbox
    EXEC sp_OAMethod @imap, 'Search', @messageSet OUT, 'ALL', @fetchUids
    EXEC sp_OAGetProperty @imap, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @imap
        EXEC @hr = sp_OADestroy @bounce
        RETURN
      END

    -- Fetch the emails into a bundle object:
    DECLARE @bundle int

    EXEC sp_OAMethod @imap, 'FetchBundle', @bundle OUT, @messageSet
    EXEC sp_OAGetProperty @imap, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC @hr = sp_OADestroy @messageSet

        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @imap
        EXEC @hr = sp_OADestroy @bounce
        RETURN
      END

    -- Loop over the bundle and display the FROM and SUBJECT of each.
    DECLARE @i int
    SELECT @i = 0
    DECLARE @numEmails int
    EXEC sp_OAGetProperty @bundle, 'MessageCount', @numEmails OUT
    WHILE @i < @numEmails
      BEGIN
        DECLARE @email int
        EXEC sp_OAMethod @bundle, 'GetEmail', @email OUT, @i

        EXEC sp_OAMethod @bounce, 'ExamineEmail', @success OUT, @email


        EXEC sp_OAGetProperty @email, 'Subject', @sTmp0 OUT
        PRINT 'Subject: ' + @sTmp0

        EXEC sp_OAGetProperty @bounce, 'BounceType', @iTmp0 OUT

        EXEC sp_OAGetProperty @bounce, 'BounceAddress', @sTmp0 OUT
        PRINT 'Bounce Type = ' + @iTmp0 + ', email address = ' + @sTmp0

        EXEC @hr = sp_OADestroy @email

        SELECT @i = @i + 1
      END

    -- Disconnect from the IMAP server.
    EXEC sp_OAMethod @imap, 'Disconnect', @success OUT

    EXEC @hr = sp_OADestroy @messageSet

    EXEC @hr = sp_OADestroy @bundle


    EXEC @hr = sp_OADestroy @imap
    EXEC @hr = sp_OADestroy @bounce


END
GO