Go
Go
Examine Junk/NonJunk Flags on Outlook.com and GMail
See more IMAP Examples
Examines the Junk and NonJunk FLAGS for IMAP on Outlook.com and GMail.com.Chilkat Go Downloads
success := false
imap := chilkat.NewImap()
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
// Connect to the outlook.com IMAP server.
// We'll do the same for GMail below..
// Use TLS
imap.SetSsl(true)
imap.SetPort(993)
success = imap.Connect("imap-mail.outlook.com")
if success != true {
fmt.Println(imap.LastErrorText())
imap.DisposeImap()
return
}
// Login
success = imap.Login("myAccount@outlook.com","OUTLOOK_PASSWORD")
if success != true {
fmt.Println(imap.LastErrorText())
imap.DisposeImap()
return
}
// Begin keeping a log of the session here.
imap.SetKeepSessionLog(true)
// Select an IMAP mailbox
success = imap.SelectMailbox("Inbox")
if success != true {
fmt.Println(imap.LastErrorText())
imap.DisposeImap()
return
}
// The LastResponse property contains the full response of the last command.
// The response to the SELECT mailbox command shows the FLAGS that can be set
// for emails in the mailbox.
selectResponse := imap.LastResponse()
fmt.Println(selectResponse)
// The response to "SELECT Inbox" looks like this:
// There are no FLAGS for Junk/NonJunk..
// * 4 EXISTS
// * 0 RECENT
// * FLAGS (\Seen \Answered \Flagged \Deleted \Draft $MDNSent)
// * OK [PERMANENTFLAGS (\Seen \Answered \Flagged \Deleted \Draft $MDNSent)] Permanent flags
// * OK [UIDVALIDITY 14] UIDVALIDITY value
// * OK [UIDNEXT 1719] The next unique identifier value
// aaac OK [READ-WRITE] SELECT completed.
// Fetch the flags for each message in the mailbox.
// Prior to running this example, (using Mozilla Thunderbird) I marked one of the emails
// in my outlook.com Inbox as Junk.
sequenceNum := 1
for sequenceNum <= imap.NumMessages() {
flags := imap.FetchFlags(sequenceNum,false)
fmt.Println(sequenceNum, ": ", *flags)
sequenceNum = sequenceNum + 1
}
// The output of the above loop is this:
// 1: \Seen
// 2: \Seen
// 3: \Seen
// 4: \Seen
// As you can see, nothing is marked as Junk/Spam. This concurs with the list of FLAGS
// documented in the response to the SELECT command. Apparently, there is no flag for junk/nonjunk
// for outlook.com. Mozilla Thunderbird must be storing additional information about particular
// emails locally. (In other words, perhaps the Junk/NonJunk flag is information stored locally
// by Thunderbird, and is not a flag set on the server.)
fmt.Println("---- Session Log ----")
fmt.Println(imap.SessionLog())
// The session log looks like this:
// ----IMAP REQUEST----
// aaac SELECT "Inbox"
// ----IMAP RESPONSE----
// * 4 EXISTS
// * 0 RECENT
// * FLAGS (\Seen \Answered \Flagged \Deleted \Draft $MDNSent)
// * OK [PERMANENTFLAGS (\Seen \Answered \Flagged \Deleted \Draft $MDNSent)] Permanent flags
// * OK [UIDVALIDITY 14] UIDVALIDITY value
// * OK [UIDNEXT 1719] The next unique identifier value
// aaac OK [READ-WRITE] SELECT completed.
// ----IMAP REQUEST----
// aaad FETCH 1 (FLAGS)
// ----IMAP RESPONSE----
// * 1 FETCH (FLAGS (\Seen))
// aaad OK FETCH completed.
// ----IMAP REQUEST----
// aaae FETCH 2 (FLAGS)
// ----IMAP RESPONSE----
// * 2 FETCH (FLAGS (\Seen))
// aaae OK FETCH completed.
// ----IMAP REQUEST----
// aaaf FETCH 3 (FLAGS)
// ----IMAP RESPONSE----
// * 3 FETCH (FLAGS (\Seen))
// aaaf OK FETCH completed.
// ----IMAP REQUEST----
// aaag FETCH 4 (FLAGS)
// ----IMAP RESPONSE----
// * 4 FETCH (FLAGS (\Seen))
// aaag OK FETCH completed.
imap.Disconnect()
// --------------------------------------------------------------------------------
// Now let's check GMail..
// Again, I've marked one email as Junk.
imap.SetKeepSessionLog(false)
imap.SetSsl(true)
imap.SetPort(993)
success = imap.Connect("imap.gmail.com")
if success != true {
fmt.Println(imap.LastErrorText())
imap.DisposeImap()
return
}
// Login
success = imap.Login("myAccount@gmail.com","GMAIL-IMAP-PASSWORD")
if success != true {
fmt.Println(imap.LastErrorText())
imap.DisposeImap()
return
}
imap.SetKeepSessionLog(true)
success = imap.SelectMailbox("Inbox")
if success != true {
fmt.Println(imap.LastErrorText())
imap.DisposeImap()
return
}
selectResponse = imap.LastResponse()
fmt.Println(selectResponse)
// The response to GMail "SELECT Inbox" looks like this:
// * FLAGS (\Answered \Flagged \Draft \Deleted \Seen $Forwarded $NotPhishing $Phishing $label1 $label2 $label3 $label4 $label5 Junk NonJunk)
// * OK [PERMANENTFLAGS (\Answered \Flagged \Draft \Deleted \Seen $Forwarded $NotPhishing $Phishing $label1 $label2 $label3 $label4 $label5 Junk NonJunk \*)] Flags permitted.
// * OK [UIDVALIDITY 3] UIDs valid.
// * 46 EXISTS
// * 0 RECENT
// * OK [UIDNEXT 4147] Predicted next UID.
// * OK [HIGHESTMODSEQ 403404]
// aaai OK [READ-WRITE] Inbox selected. (Success)
sequenceNum = imap.NumMessages()
minSeqNum := 1
if sequenceNum > 10 {
minSeqNum = sequenceNum - 10
}
for sequenceNum >= minSeqNum {
flags := imap.FetchFlags(sequenceNum,false)
fmt.Println(sequenceNum, ": ", *flags)
sequenceNum = sequenceNum - 1
}
// The output (for GMail) of the above loop is this:
// 46: Junk \Seen
// 45: NonJunk \Answered \Seen
// 44: NonJunk \Seen
// 43: \Answered \Seen
// 42: \Answered \Seen
// 41: NonJunk \Seen
// 40: NonJunk \Answered \Seen
// 39: NonJunk \Seen
// 38: NonJunk \Seen
// 37: NonJunk \Seen
// 36: NonJunk \Seen
// As you can see, the email I marked as "Junk" using Mozilla Thunderbird has the Junk flag set.
// This concurs with GMail's list of FLAGS. Apparently, since the IMAP server has a "Junk" flag,
// Thunderbird set it when I marked the email as Junk.
imap.Disconnect()
imap.DisposeImap()