(Tcl) Process Bounced Email in IMAP

Reads an IMAP mailbox and determines which emails are bounces.

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load ./chilkat.dll

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

set imap [new_CkImap]

set bounce [new_CkBounce]

# Connect to an IMAP server.
# Use TLS
CkImap_put_Ssl $imap 1
CkImap_put_Port $imap 993
set success [CkImap_Connect $imap "imap.someMailServer.com"]
if {$success != 1} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    delete_CkBounce $bounce
    exit
}

# Login
set success [CkImap_Login $imap "admin@chilkatsoft.com" "myPassword"]
if {$success != 1} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    delete_CkBounce $bounce
    exit
}

# Select an IMAP mailbox
set success [CkImap_SelectMailbox $imap "INBOX.bounceSamples"]
if {$success != 1} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    delete_CkBounce $bounce
    exit
}

# messageSet is a CkMessageSet

# We can choose to fetch UIDs or sequence numbers.
set fetchUids 1
# Get the message IDs of all the emails in the mailbox
set messageSet [CkImap_Search $imap "ALL" $fetchUids]
if {[CkImap_get_LastMethodSuccess $imap] == 0} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    delete_CkBounce $bounce
    exit
}

# Fetch the emails into a bundle object:
# bundle is a CkEmailBundle

set bundle [CkImap_FetchBundle $imap $messageSet]
if {[CkImap_get_LastMethodSuccess $imap] == 0} then {
    delete_CkMessageSet $messageSet

    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    delete_CkBounce $bounce
    exit
}

# Loop over the bundle and display the FROM and SUBJECT of each.
set i 0
set numEmails [CkEmailBundle_get_MessageCount $bundle]
while {$i < $numEmails} {
    # email is a CkEmail
    set email [CkEmailBundle_GetEmail $bundle $i]

    set success [CkBounce_ExamineEmail $bounce $email]

    puts "Subject: [CkEmail_subject $email]"
    puts "Bounce Type = [CkBounce_get_BounceType $bounce], email address = [CkBounce_bounceAddress $bounce]"

    delete_CkEmail $email

    set i [expr $i + 1]
}

# Disconnect from the IMAP server.
set success [CkImap_Disconnect $imap]

delete_CkMessageSet $messageSet

delete_CkEmailBundle $bundle


delete_CkImap $imap
delete_CkBounce $bounce