Horde_Ldap::delete PHP Метод

    public function delete($dn, $recursive = false)
    {
        if ($dn instanceof Horde_Ldap_Entry) {
            $dn = $dn->dn();
        }
        if (!is_string($dn)) {
            throw new Horde_Ldap_Exception('Parameter is not a string nor an entry object!');
        }
        /* Recursive delete searches for children and calls delete for them. */
        if ($recursive) {
            $result = @ldap_list($this->_link, $dn, '(objectClass=*)', array(null), 0, 0);
            if ($result && @ldap_count_entries($this->_link, $result)) {
                for ($subentry = @ldap_first_entry($this->_link, $result); $subentry; $subentry = @ldap_next_entry($this->_link, $subentry)) {
                    $this->delete(@ldap_get_dn($this->_link, $subentry), true);
                }
            }
        }
        /* Continue the delete operation in a loop until we get a success, or a
         * definitive failure. */
        while (true) {
            $link = $this->getLink();
            if (!$link) {
                /* We do not have a successful connection yet.  The call to
                 * getLink() would have kept trying if we wanted one. */
                throw new Horde_Ldap_Exception('Could not add entry ' . $dn . ' no valid LDAP connection could be found.');
            }
            $s = @ldap_delete($link, $dn);
            if ($s) {
                /* Entry successfully deleted. */
                return;
            }
            /* We have a failure.  What kind? We may be able to reconnect and
             * try again. */
            $error_code = @ldap_errno($link);
            if ($this->errorName($error_code) == 'LDAP_OPERATIONS_ERROR' && $this->_config['auto_reconnect']) {
                /* The server has disconnected before trying the operation.  We
                 * should try again, possibly with a different server. */
                $this->_link = false;
                $this->_reconnect();
            } elseif ($this->errorName($error_code) == 'LDAP_NOT_ALLOWED_ON_NONLEAF') {
                /* Subentries present, server refused to delete.
                 * Deleting subentries is the clients responsibility, but since
                 * the user may not know of the subentries, we do not force
                 * that here but instead notify the developer so he may take
                 * actions himself. */
                throw new Horde_Ldap_Exception('Could not delete entry ' . $dn . ' because of subentries. Use the recursive parameter to delete them.', $error_code);
            } else {
                /* Errors other than the above catched are just passed back to
                 * the user so he may react upon them. */
                throw new Horde_Ldap_Exception('Could not delete entry ' . $dn . ': ' . ldap_err2str($error_code), $error_code);
            }
        }
    }

 public static function tearDownAfterClass()
 {
     if (!self::$ldapcfg) {
         return;
     }
     $ldap = new Horde_Ldap(self::$ldapcfg['server']);
     $ldap->delete('ou=Horde_Ldap_Test_search1,' . self::$ldapcfg['server']['basedn']);
     $ldap->delete('ou=Horde_Ldap_Test_search2,' . self::$ldapcfg['server']['basedn']);
 }