SQL Server

Transition from Imap.Sort to Imap.QueryMbx

Provides instructions for replacing deprecated Sort method calls with QueryMbx. 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
    DECLARE @iTmp0 int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    DECLARE @imap int
    EXEC @hr = sp_OACreate 'Chilkat.Imap', @imap OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- ...
    -- ...

    DECLARE @searchCriteria nvarchar(4000)
    SELECT @searchCriteria = 'FROM bob@example.com'
    DECLARE @bUid int
    SELECT @bUid = 1
    DECLARE @sortCriteria nvarchar(4000)
    SELECT @sortCriteria = 'DATE SUBJECT'

    -- ------------------------------------------------------------------------
    -- The Sort method is deprecated:

    DECLARE @msgSetObj int
    EXEC sp_OAMethod @imap, 'Sort', @msgSetObj OUT, @sortCriteria, 'UTF-8', @searchCriteria, @bUid
    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
        RETURN
      END

    -- ...
    -- ...

    EXEC @hr = sp_OADestroy @msgSetObj

    -- ------------------------------------------------------------------------
    -- Do the equivalent using QueryMbx.
    -- Your application creates a new, empty MessageSet object which is passed 
    -- in the last argument and filled upon success.

    -- The following properties are used instead of function arguments.
    EXEC sp_OASetProperty @imap, 'SortCriteria', 'DATE SUBJECT'
    EXEC sp_OASetProperty @imap, 'SearchCharset', 'UTF-8'

    DECLARE @mset int
    EXEC @hr = sp_OACreate 'Chilkat.MessageSet', @mset OUT

    EXEC sp_OAMethod @imap, 'QueryMbx', @success OUT, @searchCriteria, @bUid, @mset
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @imap
        EXEC @hr = sp_OADestroy @mset
        RETURN
      END

    EXEC @hr = sp_OADestroy @imap
    EXEC @hr = sp_OADestroy @mset


END
GO