(PowerBuilder) Process New Email by Scanning for Senders

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

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_Imap
integer li_Success
oleobject loo_MessageSet
integer li_FetchUids
oleobject loo_Bundle
integer i
integer li_NumEmails
oleobject loo_Email
string ls_UidStr
integer li_Uid
oleobject loo_FullEmail
string ls_Filename

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

loo_Imap = create oleobject
// Use "Chilkat_9_5_0.Imap" for versions of Chilkat < 10.0.0
li_rc = loo_Imap.ConnectToNewObject("Chilkat.Imap")
if li_rc < 0 then
    destroy loo_Imap
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// Connect to an IMAP server.
// Use TLS
loo_Imap.Ssl = 1
loo_Imap.Port = 993
li_Success = loo_Imap.Connect("imap.someMailServer.com")
if li_Success <> 1 then
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

// Login
li_Success = loo_Imap.Login("myLogin","myPassword")
if li_Success <> 1 then
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

// Select an IMAP mailbox
li_Success = loo_Imap.SelectMailbox("Inbox")
if li_Success <> 1 then
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

// We can choose to fetch UIDs or sequence numbers.
li_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:
loo_MessageSet = loo_Imap.Search("NEW",li_FetchUids)
if loo_Imap.LastMethodSuccess = 0 then
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    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.

loo_Bundle = loo_Imap.FetchHeaders(loo_MessageSet)
if loo_Imap.LastMethodSuccess = 0 then
    destroy loo_MessageSet
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

// Loop over the email objects...
i = 0
li_NumEmails = loo_Bundle.MessageCount
do while i < li_NumEmails
    loo_Email = loo_Bundle.GetEmail(i)

    // 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"
    Write-Debug loo_Email.From
    Write-Debug loo_Email.FromAddress
    Write-Debug loo_Email.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.
    ls_UidStr = loo_Email.GetHeaderField("ckx-imap-uid")
    li_Uid = Integer(ls_UidStr)

    loo_FullEmail = loo_Imap.FetchSingle(li_Uid,1)
    if loo_Imap.LastMethodSuccess = 1 then
        // You may use the GenerateFilename method to
        // generate a unique filename...

        ls_Filename = loo_FullEmail.GenerateFilename()

        // SaveEml saves the entire email, including attachments.
        li_Success = loo_FullEmail.SaveEml(ls_Filename)
        destroy loo_FullEmail
    end if

    Write-Debug "--"
    destroy loo_Email

    i = i + 1
loop

// Disconnect from the IMAP server.
li_Success = loo_Imap.Disconnect()

destroy loo_MessageSet
destroy loo_Bundle


destroy loo_Imap