IMAP Download All Email One at a Time

Demonstrates how to download every email in an IMAP mailbox one at a time as a MIME string or as an email object. (The MIME contains the full contents of the email including all attachments.)

Download Chilkat IMAP ActiveX

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @imap int
    EXEC @hr = sp_OACreate 'Chilkat.Imap', @imap OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @success int

    --  Anything unlocks the component and begins a fully-functional 30-day trial.
    EXEC sp_OAMethod @imap, 'UnlockComponent', @success OUT, 'Anything for 30-day trial'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        RETURN
      END

    --  Connect to an IMAP server.
    EXEC sp_OAMethod @imap, 'Connect', @success OUT, 'mail.chilkatsoft.com'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        RETURN
      END

    --  Login
    EXEC sp_OAMethod @imap, 'Login', @success OUT, 'myLogin', 'myPassword'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        RETURN
      END

    --  Select an IMAP mailbox
    EXEC sp_OAMethod @imap, 'SelectMailbox', @success OUT, 'Inbox'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        RETURN
      END

    --  Once the mailbox is selected, the NumMessages property
    --  will contain the number of messages in the mailbox.
    --  You may loop from 1 to NumMessages to
    --  fetch each message by sequence number.

    DECLARE @bUid int

    SELECT @bUid = 0
    DECLARE @mimeStr nvarchar(4000)

    DECLARE @i int

    DECLARE @n int

    EXEC sp_OAGetProperty @imap, 'NumMessages', @n OUT

    SELECT @i = 1
    WHILE @i <= @n
      BEGIN

        --  Download the email by sequence number.
        EXEC sp_OAMethod @imap, 'FetchSingleAsMime', @mimeStr OUT, @i, @bUid

        --  ... your application may process each MIME string...
        SELECT @i = @i + 1
      END

    --  An alternative is to download each email in the form of an
    --  email object, like this:
    DECLARE @email int

    SELECT @i = 1
    WHILE @i <= @n
      BEGIN

        --  Download the email by sequence number.
        EXEC sp_OAMethod @imap, 'FetchSingle', @email OUT, @i, @bUid

        --  ... your application may process the email object...

        SELECT @i = @i + 1
      END

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


END
GO