(SQL Server) Delete All Email in a POP3 Mailbox

Delete all email in a POP3 mailbox.

Note: This example requires Chilkat v11.1.0 or greater.

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

    -- The mailman object is used for receiving (POP3) 
    -- and sending (SMTP) email.
    DECLARE @mailman int
    EXEC @hr = sp_OACreate 'Chilkat.MailMan', @mailman OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- Set the POP3 server's hostname
    EXEC sp_OASetProperty @mailman, 'MailHost', 'pop.example.com'

    -- Set the POP3 login/password.
    EXEC sp_OASetProperty @mailman, 'PopUsername', 'bob@example.com'
    EXEC sp_OASetProperty @mailman, 'PopPassword', '****'

    -- Make sure the ImmediateDelete property is set (this is the default)
    -- If ImmediateDelete is not set, messages marked for deletion
    -- by the Delete* methods will not be deleted until the POP3
    -- connection is closed by calling Pop3EndSession.
    EXEC sp_OASetProperty @mailman, 'ImmediateDelete', 1

    -- First, get all the UIDLs.
    DECLARE @stUidls int
    EXEC @hr = sp_OACreate 'Chilkat.StringTable', @stUidls OUT

    EXEC sp_OAMethod @mailman, 'FetchUidls', @success OUT, @stUidls
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        EXEC @hr = sp_OADestroy @stUidls
        RETURN
      END

    -- Next, delete them all.
    EXEC sp_OAMethod @mailman, 'DeleteUidlSet', @success OUT, @stUidls
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        EXEC @hr = sp_OADestroy @stUidls
        RETURN
      END

    -- We're done with the POP3 session, so it doesn't hurt to call this...
    EXEC sp_OAMethod @mailman, 'Pop3EndSession', @success OUT
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        EXEC @hr = sp_OADestroy @stUidls
        RETURN
      END


    PRINT 'Success.'

    EXEC @hr = sp_OADestroy @mailman
    EXEC @hr = sp_OADestroy @stUidls


END
GO