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Tcl

Get IMAP Attachment Filenames

See more IMAP Examples

Demonstrates the Chilkat Imap.GetMailAttachFilename method, which returns the filename of an attachment. The first argument is the Email and the second is the zero-based attachment index. This example fetches only the message headers and lists the attachment filenames.

Background: This method reads the filename from ckx-imap-* metadata, so it works on a header-only email even though the attachment bodies have not been downloaded. That is exactly what a mail client needs to render the paperclip list — the names of the attached files — before the user decides to download any of them.

Chilkat Tcl Downloads

Tcl

load ./chilkat.dll

set success 0

#  Demonstrates the Imap.GetMailAttachFilename method, which returns the filename of an
#  attachment.  The 1st argument is the Email and the 2nd is the zero-based attachment index.

set imap [new_CkImap]

CkImap_put_Ssl $imap 1
CkImap_put_Port $imap 993

set success [CkImap_Connect $imap "imap.example.com"]
if {$success == 0} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

set success [CkImap_Login $imap "user@example.com" "myPassword"]
if {$success == 0} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

set success [CkImap_SelectMailbox $imap "Inbox"]
if {$success == 0} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    exit
}

#  Fetch only the message headers.  Attachment bodies are NOT downloaded, but the ckx-imap-*
#  metadata describing the attachments is present, so the attachment info methods still work.
set headersOnly 1
set useUid 0
set seqNum 1
set email [new_CkEmail]

set success [CkImap_FetchEmail $imap $headersOnly $seqNum $useUid $email]
if {$success == 0} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    delete_CkEmail $email
    exit
}

#  Loop over the attachments and print each filename.
set numAttach [CkImap_GetMailNumAttach $imap $email]
puts "Attachments: $numAttach"

for {set i 0} {$i <= [expr $numAttach - 1]} {incr i} {
    #  GetMailAttachFilename returns a string, so assign it to a string variable.
    set fname [CkImap_getMailAttachFilename $imap $email $i]
    if {[CkImap_get_LastMethodSuccess $imap] == 0} then {
        puts [CkImap_lastErrorText $imap]
        delete_CkImap $imap
        delete_CkEmail $email
        exit
    }

    puts "$fname"
}

set success [CkImap_Disconnect $imap]
if {$success == 0} then {
    puts [CkImap_lastErrorText $imap]
    delete_CkImap $imap
    delete_CkEmail $email
    exit
}


delete_CkImap $imap
delete_CkEmail $email