Horde_Imap_Client_Socket::_parseVanished PHP Method

    protected function _parseVanished(Horde_Imap_Client_Interaction_Pipeline $pipeline, Horde_Imap_Client_Tokenize $data)
    {
        /* There are two forms of VANISHED.  VANISHED (EARLIER) will be sent
         * in a FETCH (VANISHED) or SELECT/EXAMINE (QRESYNC) call.
         * If this is the case, we can go ahead and update the cache
         * immediately (we know we are caching or else QRESYNC would not be
         * enabled). HIGHESTMODSEQ information will be updated via the tagged
         * response. */
        if (($curr = $data->next()) === true) {
            if (Horde_String::upper($data->next()) === 'EARLIER') {
                /* Caching is guaranteed to be active if we are using
                 * QRESYNC. */
                $data->next();
                $vanished = $this->getIdsOb($data->next());
                if (isset($pipeline->data['vanished'])) {
                    $pipeline->data['vanished']->add($vanished);
                } else {
                    $this->_deleteMsgs($this->_selected, $vanished, array('pipeline' => $pipeline));
                }
            }
        } else {
            /* The second form is just VANISHED. This is analogous to EXPUNGE
             * and requires the message count to decrement. */
            $this->_deleteMsgs($this->_selected, $this->getIdsOb($curr), array('decrement' => true, 'pipeline' => $pipeline));
        }
    }