Xojo Plugin Requires Chilkat v11.0.0+

Process New Email by Scanning for Senders

Scan email and save application-selected emails to EML files with unique filenames. Xojo Plugin

Dim success As Boolean
success = False

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

Dim imap As New Chilkat.Imap

//  Connect to an IMAP server.
//  Use TLS
imap.Ssl = True
imap.Port = 993
success = imap.Connect("imap.example.com")
If (success = False) Then
    System.DebugLog(imap.LastErrorText)
    Return
End If

//  Login
success = imap.Login("myLogin","myPassword")
If (success = False) Then
    System.DebugLog(imap.LastErrorText)
    Return
End If

//  Select an IMAP mailbox
success = imap.SelectMailbox("Inbox")
If (success = False) Then
    System.DebugLog(imap.LastErrorText)
    Return
End If

//  We can choose to fetch UIDs or sequence numbers.
Dim fetchUids As Boolean
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:
Dim messageSet As New Chilkat.MessageSet
success = imap.QueryMbx("NEW",fetchUids,messageSet)
If (success = False) Then
    System.DebugLog(imap.LastErrorText)
    Return
End If

//  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.
Dim bundle As New Chilkat.EmailBundle
Dim headersOnly As Boolean
headersOnly = True
success = imap.FetchMsgSet(headersOnly,messageSet,bundle)
If (success = False) Then
    System.DebugLog(imap.LastErrorText)
    Return
End If

//  Loop over the email objects...
Dim emailHeader As New Chilkat.Email
Dim fullEmail As New Chilkat.Email
Dim i As Int32
i = 0
Dim numEmails As Int32
numEmails = bundle.MessageCount
While i < numEmails
    success = 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";
    System.DebugLog(emailHeader.From)
    System.DebugLog(emailHeader.FromAddress)
    System.DebugLog(emailHeader.FromName)

    //  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.
    Dim uidStr As String
    uidStr = emailHeader.GetHeaderField("ckx-imap-uid")
    Dim uid As Int32
    uid = Val(uidStr)

    success = imap.FetchEmail(False,uid,True,fullEmail)
    If (success = False) Then
        System.DebugLog(imap.LastErrorText)
        Return
    End If

    //  You can use the GenerateFilename method to
    //  generate a unique filename...
    Dim filename As String
    filename = fullEmail.GenerateFilename()

    //  SaveEml saves the entire email, including attachments.
    success = fullEmail.SaveEml(filename)

    System.DebugLog("--")

    i = i + 1
Wend

//  Disconnect from the IMAP server.
success = imap.Disconnect()