(Tcl) Sorting Email

How to sort an email bundle.

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load ./chilkat.dll

set imap [new_CkImap]

#  Anything unlocks the component and begins a fully-functional 30-day trial.
set success [CkImap_UnlockComponent $imap "Anything for 30-day trial"]
if {[expr $success != 1]} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

#  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 {[expr $success != 1]} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

#  Login
set success [CkImap_Login $imap "myLogin" "myPassword"]
if {[expr $success != 1]} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

#  Select an IMAP mailbox
set success [CkImap_SelectMailbox $imap "Inbox"]
if {[expr $success != 1]} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

# messageSet is a CkMessageSet

#  We can choose to fetch UIDs or sequence numbers.
set fetchUids 1

#  Pass any of the above strings here to test a search:
set messageSet [CkImap_Search $imap "ALL" $fetchUids]
if {[string equal $messageSet "NULL"]} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

#  Fetch the email headers into a bundle object:
# bundle is a CkEmailBundle

set bundle [CkImap_FetchHeaders $imap $messageSet]
if {[string equal $bundle "NULL"]} then {
    delete_CkMessageSet $messageSet

    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

#  Sort the email bundle by date, recipient, sender, or subject:
set ascending 1
CkEmailBundle_SortByDate $bundle $ascending

#  To sort by recipient, sender, or subject, call
#  SortBySender, SortByRecipient, or SortBySubject.

#  Display the Subject and From of each email.

for {set i 0} {$i <= [expr [CkEmailBundle_get_MessageCount $bundle] - 1]} {incr i} {
    # email is a CkEmail

    set email [CkEmailBundle_GetEmail $bundle $i]

    puts [CkEmail_getHeaderField $email Date]
    puts [CkEmail_subject $email]
    puts [CkEmail_from $email]
    puts "--"

    delete_CkEmail $email

}

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

delete_CkMessageSet $messageSet

delete_CkEmailBundle $bundle


delete_CkImap $imap