Horde_Imap_Client_Socket::_deleteMailbox PHP Method

    protected function _deleteMailbox(Horde_Imap_Client_Mailbox $mailbox)
    {
        // Some IMAP servers will not allow a delete of a currently open
        // mailbox.
        if ($mailbox->equals($this->_selected)) {
            $this->close();
        }
        $cmd = $this->_command('DELETE')->add($this->_getMboxFormatOb($mailbox));
        try {
            // DELETE returns no untagged information (RFC 3501 [6.3.4])
            $this->_sendCmd($cmd);
        } catch (Horde_Imap_Client_Exception $e) {
            // Some IMAP servers won't allow a mailbox delete unless all
            // messages in that mailbox are deleted.
            $this->expunge($mailbox, array('delete' => true));
            $this->_sendCmd($cmd);
        }
    }