<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Ldap

 * @subpackage Schema

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: Schema.php 20096 2010-01-06 02:05:09Z bkarwin $

 */

/**

 * @see Zend_Ldap_Node_Abstract

 */

require_once 'Zend/Ldap/Node/Abstract.php';

/**

 * Zend_Ldap_Node_Schema provides a simple data-container for the Schema node.

 *

 * @category   Zend

 * @package    Zend_Ldap

 * @subpackage Schema

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Ldap_Node_Schema extends Zend_Ldap_Node_Abstract

{

    const OBJECTCLASS_TYPE_UNKNOWN    = 0;

    const OBJECTCLASS_TYPE_STRUCTURAL = 1;

    const OBJECTCLASS_TYPE_ABSTRACT   = 3;

    const OBJECTCLASS_TYPE_AUXILIARY  = 4;

    /**

     * Factory method to create the Schema node.

     *

     * @param  Zend_Ldap $ldap

     * @return Zend_Ldap_Node_Schema

     * @throws Zend_Ldap_Exception

     */

    public static function create(Zend_Ldap $ldap)

    {

        $dn = $ldap->getRootDse()->getSchemaDn();

        $data = $ldap->getEntry($dn, array('*', '+'), true);

        switch ($ldap->getRootDse()->getServerType()) {

            case Zend_Ldap_Node_RootDse::SERVER_TYPE_ACTIVEDIRECTORY:

                /**

                 * @see Zend_Ldap_Node_Schema_ActiveDirectory

                 */

                require_once 'Zend/Ldap/Node/Schema/ActiveDirectory.php';

                return new Zend_Ldap_Node_Schema_ActiveDirectory($dn, $data, $ldap);

            case Zend_Ldap_Node_RootDse::SERVER_TYPE_OPENLDAP:

                /**

                 * @see Zend_Ldap_Node_RootDse_ActiveDirectory

                 */

                require_once 'Zend/Ldap/Node/Schema/OpenLdap.php';

                return new Zend_Ldap_Node_Schema_OpenLdap($dn, $data, $ldap);

            case Zend_Ldap_Node_RootDse::SERVER_TYPE_EDIRECTORY:

            default:

                return new self($dn, $data, $ldap);

        }

    }

    /**

     * Constructor.

     *

     * Constructor is protected to enforce the use of factory methods.

     *

     * @param  Zend_Ldap_Dn $dn

     * @param  array        $data

     * @param  Zend_Ldap    $ldap

     */

    protected function __construct(Zend_Ldap_Dn $dn, array $data, Zend_Ldap $ldap)

    {

        parent::__construct($dn, $data, true);

        $this->_parseSchema($dn, $ldap);

    }

    /**

     * Parses the schema

     *

     * @param  Zend_Ldap_Dn $dn

     * @param  Zend_Ldap    $ldap

     * @return Zend_Ldap_Node_Schema Provides a fluid interface

     */

    protected function _parseSchema(Zend_Ldap_Dn $dn, Zend_Ldap $ldap)

    {

        return $this;

    }

    /**

     * Gets the attribute Types

     *

     * @return array

     */

    public function getAttributeTypes()

    {

        return array();

    }

    /**

     * Gets the object classes

     *

     * @return array

     */

    public function getObjectClasses()

    {

        return array();

    }

}