IMP_Compose::_saveToSentMail PHP Method

    protected function _saveToSentMail(Horde_Mime_Headers $headers, Horde_Mime_Part $save_msg, Horde_Mail_Rfc822_List $recips, $opts)
    {
        global $injector, $language, $notification, $prefs;
        if (empty($opts['sent_mail']) || $prefs->isLocked('save_sent_mail') && !$prefs->getValue('save_sent_mail') || !$prefs->isLocked('save_sent_mail') && empty($opts['save_sent'])) {
            return;
        }
        $imp_imap = $injector->getInstance('IMP_Factory_Imap')->create();
        /* If message contains EAI addresses, we need to verify that the IMAP
         * server can handle this data in order to save. */
        foreach ($recips as $val) {
            if ($val->eai) {
                if ($imp_imap->client_ob->capability->query('UTF8', 'ACCEPT')) {
                    break;
                }
                $notification->push(sprintf(_("Message sent successfully, but not saved to %s."), $sent_mail->display));
                return;
            }
        }
        /* Strip attachments if requested. */
        if (!empty($opts['strip_attachments'])) {
            $save_msg->buildMimeIds();
            /* Don't strip any part if this is a text message with both
             * plaintext and HTML representation, or a signed or encrypted
             * message. */
            if ($save_msg->getType() != 'multipart/alternative' && $save_msg->getType() != 'multipart/encrypted' && $save_msg->getType() != 'multipart/signed') {
                for ($i = 2;; ++$i) {
                    if (!($oldPart = $save_msg[$i])) {
                        break;
                    }
                    $replace_part = new Horde_Mime_Part();
                    $replace_part->setType('text/plain');
                    $replace_part->setCharset($this->charset);
                    $replace_part->setLanguage($language);
                    $replace_part->setContents('[' . _("Attachment stripped: Original attachment type") . ': "' . $oldPart->getType() . '", ' . _("name") . ': "' . $oldPart->getName(true) . '"]');
                    $save_msg[$i] = $replace_part;
                }
            }
        }
        /* Generate the message string. */
        $fcc = $save_msg->toString(array('defserver' => $imp_imap->config->maildomain, 'headers' => $headers, 'stream' => true));
        /* Make sure sent mailbox is created. */
        $sent_mail = IMP_Mailbox::get($opts['sent_mail']);
        $sent_mail->create();
        $flags = array(Horde_Imap_Client::FLAG_SEEN, Horde_Imap_Client::FLAG_MDNSENT);
        try {
            $imp_imap->append($sent_mail, array(array('data' => $fcc, 'flags' => $flags)));
        } catch (IMP_Imap_Exception $e) {
            $notification->push(sprintf(_("Message sent successfully, but not saved to %s."), $sent_mail->display));
        }
    }