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(SQL Server) Process New Email by Scanning for SendersScan email and save application-selected emails to EML files with unique filenames. Note: This example requires Chilkat v11.0.0 or greater.
-- 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. DECLARE @imap int EXEC @hr = sp_OACreate 'Chilkat.Imap', @imap OUT IF @hr <> 0 BEGIN PRINT 'Failed to create ActiveX component' RETURN END -- Connect to an IMAP server. -- Use TLS EXEC sp_OASetProperty @imap, 'Ssl', 1 EXEC sp_OASetProperty @imap, 'Port', 993 EXEC sp_OAMethod @imap, 'Connect', @success OUT, 'imap.someMailServer.com' IF @success = 0 BEGIN EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @imap RETURN END -- Login EXEC sp_OAMethod @imap, 'Login', @success OUT, 'myLogin', 'myPassword' IF @success = 0 BEGIN EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @imap RETURN END -- Select an IMAP mailbox EXEC sp_OAMethod @imap, 'SelectMailbox', @success OUT, 'Inbox' IF @success = 0 BEGIN EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @imap RETURN END -- We can choose to fetch UIDs or sequence numbers. DECLARE @fetchUids int SELECT @fetchUids = 1 -- Fetch messages from the mailbox using a search criteria. -- This example finds NEW emails: these are emails that have the RECENT flag set, but not the SEEN flag: DECLARE @messageSet int EXEC @hr = sp_OACreate 'Chilkat.MessageSet', @messageSet OUT EXEC sp_OAMethod @imap, 'QueryMbx', @success OUT, 'NEW', @fetchUids, @messageSet IF @success = 0 BEGIN EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @imap EXEC @hr = sp_OADestroy @messageSet RETURN END -- This example will download headers, and then download -- the full email for those emails sent from a contact -- in our database. -- When downloading headers, each email object contains -- (obviously) the headers, but the body will be missing. -- Also, attachments will not be included. However, it is -- possible to get information about the attachments -- as well as the complete size of the email. DECLARE @bundle int EXEC @hr = sp_OACreate 'Chilkat.EmailBundle', @bundle OUT DECLARE @headersOnly int SELECT @headersOnly = 1 EXEC sp_OAMethod @imap, 'FetchMsgSet', @success OUT, @headersOnly, @messageSet, @bundle IF @success = 0 BEGIN EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @imap EXEC @hr = sp_OADestroy @messageSet EXEC @hr = sp_OADestroy @bundle RETURN END -- Loop over the email objects... DECLARE @emailHeader int EXEC @hr = sp_OACreate 'Chilkat.Email', @emailHeader OUT DECLARE @fullEmail int EXEC @hr = sp_OACreate 'Chilkat.Email', @fullEmail OUT DECLARE @i int SELECT @i = 0 DECLARE @numEmails int EXEC sp_OAGetProperty @bundle, 'MessageCount', @numEmails OUT WHILE @i < @numEmails BEGIN EXEC sp_OAMethod @bundle, 'EmailAt', @success OUT, @i, @emailHeader -- The sender's email address and name are available -- in the From, FromAddress, and FromName properties. -- If the sender is "Chilkat Support <support@chilkatsoft.com", -- then the From property will hold the entire string. -- the FromName property contains"Chilkat Support", -- and the FromAddress property contains "support@chilkatsoft.com" EXEC sp_OAGetProperty @emailHeader, 'From', @sTmp0 OUT PRINT @sTmp0 EXEC sp_OAGetProperty @emailHeader, 'FromAddress', @sTmp0 OUT PRINT @sTmp0 EXEC sp_OAGetProperty @emailHeader, 'FromName', @sTmp0 OUT PRINT @sTmp0 -- Assume at this point your code checks to see if the sender -- is one in your contacts database. If so, this is -- the code you would write to download the entire -- email and save it to a file. -- The ckx-imap-uid header field is added when -- headers are downloaded. This makes it possible -- to get the UID from the email object. DECLARE @uidStr nvarchar(4000) EXEC sp_OAMethod @emailHeader, 'GetHeaderField', @uidStr OUT, 'ckx-imap-uid' DECLARE @uid int SELECT @uid = @ EXEC sp_OAMethod @imap, 'FetchEmail', @success OUT, 0, @uid, 1, @fullEmail IF @success = 0 BEGIN EXEC sp_OAGetProperty @imap, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @imap EXEC @hr = sp_OADestroy @messageSet EXEC @hr = sp_OADestroy @bundle EXEC @hr = sp_OADestroy @emailHeader EXEC @hr = sp_OADestroy @fullEmail RETURN END -- You can use the GenerateFilename method to -- generate a unique filename... DECLARE @filename nvarchar(4000) EXEC sp_OAMethod @fullEmail, 'GenerateFilename', @filename OUT -- SaveEml saves the entire email, including attachments. EXEC sp_OAMethod @fullEmail, 'SaveEml', @success OUT, @filename PRINT '--' SELECT @i = @i + 1 END -- Disconnect from the IMAP server. EXEC sp_OAMethod @imap, 'Disconnect', @success OUT EXEC @hr = sp_OADestroy @imap EXEC @hr = sp_OADestroy @messageSet EXEC @hr = sp_OADestroy @bundle EXEC @hr = sp_OADestroy @emailHeader EXEC @hr = sp_OADestroy @fullEmail END GO |
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