ldapsaisie/trunk/includes/addons/LSaddons.posix.php

<?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.

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

// Messages d'erreur

// Support
LSerror :: defineError('POSIX_SUPPORT_01',
  _("POSIX Support : The constant %{const} is not defined.")
);

LSerror :: defineError('POSIX_SUPPORT_02',
  _("POSIX Support : Unable to load LSaddon::FTP.")
);

// Autres erreurs
LSerror :: defineError('POSIX_01',
  _("POSIX : The attribute %{dependency} is missing. Unable to forge the attribute %{attr}.")
);
      
 /**
  * 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;
    
    // Dependance de librairie
    if (!function_exists('createDirsByFTP')) {
      if(!LSsession :: loadLSaddon('ftp')) {
        LSerror :: addErrorCode('POSIX_SUPPORT_02');
        $retval=false;
      }
    }

    $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',
      'LS_POSIX_HOMEDIRECTORY_FTP_HOST',
      'LS_POSIX_HOMEDIRECTORY_FTP_PORT',
      'LS_POSIX_HOMEDIRECTORY_FTP_USER',
      'LS_POSIX_HOMEDIRECTORY_FTP_PWD',
      'LS_POSIX_HOMEDIRECTORY_FTP_PATH'
    );

    foreach($MUST_DEFINE_CONST as $const) {
      if ( (!defined($const)) || (constant($const) == "")) {
        LSerror :: addErrorCode('POSIX_SUPPORT_O1',$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 = LSldap :: search (
      LS_POSIX_UIDNUMBER_ATTR.'=*',
      NULL,
      array(
        'attributes' => array(
          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 = LSldap :: search (
      LS_POSIX_GIDNUMBER_ATTR.'=*',
      NULL,
      array(
        'attributes' => array(
          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' ) {
      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;

  }
  
 /**
  * Generation de homeDirectory
  * 
  * @author Benjamin Renard <brenard@easter-eggs.com>
  * 
  * @param[in] $ldapObject L'objet ldap
  *
  * @retval string homeDirectory ou false si il y a un problème durant la génération
  */
  function createHomeDirectoryByFTP($ldapObject) {
    $dir = getFData(LS_POSIX_HOMEDIRECTORY_FTP_PATH,$ldapObject,'getValue');
    if (!createDirsByFTP(LS_POSIX_HOMEDIRECTORY_FTP_HOST,LS_POSIX_HOMEDIRECTORY_FTP_PORT,LS_POSIX_HOMEDIRECTORY_FTP_USER,LS_POSIX_HOMEDIRECTORY_FTP_PWD,$dir)) {
      LSerror :: addErrorCode('POSIX_02');
      return;
    }
    return true;
  }

?>