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(Ruby) 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.
require 'chilkat' success = false # This example assumes the Chilkat API to have been previously unlocked. # See Global Unlock Sample for sample code. imap = Chilkat::CkImap.new() # Connect to an IMAP server. # Use TLS imap.put_Ssl(true) imap.put_Port(993) success = imap.Connect("imap.someMailServer.com") if (success == false) print imap.lastErrorText() + "\n"; exit end # Login success = imap.Login("myLogin","myPassword") if (success == false) print imap.lastErrorText() + "\n"; exit end # Select an IMAP mailbox success = imap.SelectMailbox("Inbox") if (success == false) print imap.lastErrorText() + "\n"; exit end # We can choose to fetch UIDs or sequence numbers. fetchUids = true # 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: messageSet = Chilkat::CkMessageSet.new() success = imap.QueryMbx("NEW",fetchUids,messageSet) if (success == false) print imap.lastErrorText() + "\n"; exit 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. bundle = Chilkat::CkEmailBundle.new() headersOnly = true success = imap.FetchMsgSet(headersOnly,messageSet,bundle) if (success == false) print imap.lastErrorText() + "\n"; exit end # Loop over the email objects... emailHeader = Chilkat::CkEmail.new() fullEmail = Chilkat::CkEmail.new() i = 0 numEmails = bundle.get_MessageCount() while i < numEmails bundle.EmailAt(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" print emailHeader.ck_from() + "\n"; print emailHeader.fromAddress() + "\n"; print emailHeader.fromName() + "\n"; # 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. uidStr = emailHeader.getHeaderField("ckx-imap-uid") uid = uidStr.to_i() success = imap.FetchEmail(false,uid,true,fullEmail) if (success == false) print imap.lastErrorText() + "\n"; exit end # You can use the GenerateFilename method to # generate a unique filename... filename = fullEmail.generateFilename() # SaveEml saves the entire email, including attachments. success = fullEmail.SaveEml(filename) print "--" + "\n"; i = i + 1 end # Disconnect from the IMAP server. success = imap.Disconnect() |
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