<?php
/*******************************************************************************
 * Copyright (C) 2007 Easter-eggs
 * http://ldapsaisie.labs.libre-entreprise.org
 *
 * Author: See AUTHORS file in top-level directory.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version 2
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

******************************************************************************/


 /*
	* Données de configuration pour le support POSIX
	*/

			// Nom de l'attribut LDAP uid
			define('LS_POSIX_UID_ATTR','uid');

			// Nom de l'attribut LDAP uidNumber
			define('LS_POSIX_UIDNUMBER_ATTR','uidNumber');

			// Valeur minimum d'un uidNumber
			define('LS_POSIX_UIDNUMBER_MIN_VAL','100000');

			// Nom de l'attribut LDAP gidNumber
			define('LS_POSIX_GIDNUMBER_ATTR','gidNumber');

			// Valeur minimum d'un gidNumber
			define('LS_POSIX_GIDNUMBER_MIN_VAL','100000');

			// Dossier contenant les homes des utilisateurs (defaut: /home/)
			define('LS_POSIX_HOMEDIRECTORY','/home/');


			// -- Message d'erreur --
			// Support
			$GLOBALS['error_code']['POSIX_SUPPORT_01']= array (
				'msg' => _("POSIX Support : La constante %{const} n'est pas définie."),
				'level' => 'c'
			);

			// Autres erreurs
			$GLOBALS['error_code']['POSIX_01']= array (
				'msg' => _("POSIX : L'attribut %{dependency} est introuvable. Impossible de générer l'attribut %{attr}."),
				'level' => 'c'
			);
			
 /*
	* Fin des données de configuration
	*/


 /*
  * Verification du support POSIX par ldapSaisie
	* 
	* @author Benjamin Renard <brenard@easter-eggs.com>
	*
	* @retval boolean true si Samba est pleinement supporté, false sinon
	*/
	function LSaddon_posix_support() {
		
		$retval=true;

		$MUST_DEFINE_CONST= array(
			'LS_POSIX_UID_ATTR',
			'LS_POSIX_UIDNUMBER_ATTR',
			'LS_POSIX_GIDNUMBER_ATTR',
			'LS_POSIX_UIDNUMBER_MIN_VAL',
			'LS_POSIX_GIDNUMBER_MIN_VAL',
			'LS_POSIX_HOMEDIRECTORY'
		);

		foreach($MUST_DEFINE_CONST as $const) {
			if ( constant($const) == '' ) {
				$GLOBALS['LSerror'] -> addErrorCode('POSIX_SUPPORT_O1',$const);
				$retval=false;
			}
		}

		return $retval;
	}

 /*
	* Generation de uidNumber
	* 
	* @author Benjamin Renard <brenard@easter-eggs.com>
	* 
	* @param[in] $ldapObject L'objet ldap
	*
	* @retval integer uidNumber ou false si il y a un problème durant la génération
	*/
	function generate_uidNumber($ldapObject) {

		$objects = $GLOBALS['LSldap'] -> search (LS_POSIX_UIDNUMBER_ATTR.'=*');
		$uidNumber = LS_POSIX_UIDNUMBER_MIN_VAL;

		if (!is_array($objects))
			return;

		foreach($objects as $object) {
			if($object['attrs'][LS_POSIX_UIDNUMBER_ATTR] > $uidNumber)
				$uidNumber = $object['attrs'][LS_POSIX_UIDNUMBER_ATTR];
		}

		$uidNumber++;
		return $uidNumber;

	}

 /*
	* Generation de gidNumber
	* 
	* @author Benjamin Renard <brenard@easter-eggs.com>
	* 
	* @param[in] $ldapObject L'objet ldap
	*
	* @retval integer gidNumber ou false si il y a un problème durant la génération
	*/
	function generate_gidNumber($ldapObject) {

		$objects = $GLOBALS['LSldap'] -> search (LS_POSIX_GIDNUMBER_ATTR.'=*');
		$gidNumber = LS_POSIX_GIDNUMBER_MIN_VAL;

		if (!is_array($objects))
			return;

		foreach($objects as $object) {
			if($object['attrs'][LS_POSIX_GIDNUMBER_ATTR] > $gidNumber)
				$gidNumber = $object['attrs'][LS_POSIX_GIDNUMBER_ATTR];
		}

		$gidNumber++;
		return $gidNumber;

	}

 /*
	* Generation de homeDirectory
	* 
	* @author Benjamin Renard <brenard@easter-eggs.com>
	* 
	* @param[in] $ldapObject L'objet ldap
	*
	* @retval string homeDirectory ou false si il y a un problème durant la génération
	*/
	function generate_homeDirectory($ldapObject) {
    if ( get_class($ldapObject -> attrs[ LS_POSIX_UID_ATTR ]) != 'LSattribute' ) {
			$GLOBALS['LSerror'] -> addErrorCode('POSIX_01',array('dependency' => 'uid', 'attr' => 'homeDirectory'));
			return;
    }
		
		$uid = $ldapObject -> attrs[ LS_POSIX_UID_ATTR ] -> getValue();
		$home = LS_POSIX_HOMEDIRECTORY . $uid[0];
		return $home;

	}

?>