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ldapsaisie/trunk/includes/class/class.LSsession.php

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- Ecriture du LSsession - Mise en place des templates Smarty - Adaptation du code au templates Smarty - index_ajax.php -> Code php des réponses Ajax de l'interface - includes/js -> Partie JavaScript (Mootools) de l'interface
2008-02-05 17:11:21 +01:00
<?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.
******************************************************************************/
define('LS_DEFAULT_CONF_DIR','conf');
/**
* Gestion des sessions
*
* Cette classe g<EFBFBD>re les sessions d'utilisateurs.
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*/
class LSsession {
var $confDir = NULL;
var $ldapServer = NULL;
var $topDn = NULL;
var $LSuserObject = NULL;
var $dn = NULL;
var $rdn = NULL;
var $JSscripts = array();
var $CssFiles = array();
var $template = NULL;
/**
* Constructeur
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*
* @retval void
*/
function LSsession ($configDir=LS_DEFAULT_CONF_DIR) {
$this -> confDir = $configDir;
if ($this -> loadConfig()) {
$this -> startLSerror();
}
else {
return;
}
}
/*
* Chargement de la configuration
*
* Chargement des fichiers de configuration et cr<EFBFBD>ation de l'objet Smarty.
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*
* @retval true si tout c'est bien pass<EFBFBD>, false sinon
*/
function loadConfig() {
if (loadDir($this -> confDir, '^config\..*\.php$')) {
if ( @include_once $GLOBALS['LSconfig']['Smarty'] ) {
$GLOBALS['Smarty'] = new Smarty();
return true;
}
else {
$GLOBALS['LSerror'] -> addErrorCode(1008);
return;
}
return true;
}
else {
return;
}
}
/*
* Initialisation de la gestion des erreurs
*
* Cr<EFBFBD>ation de l'objet LSerror
*
* @author Benjamin Renard <brenard@easter-eggs.com
*
* @retval boolean true si l'initialisation a r<EFBFBD>ussi, false sinon.
*/
function startLSerror() {
if(!$this -> loadLSclass('LSerror'))
return;
$GLOBALS['LSerror'] = new LSerror();
return true;
}
/*
* Chargement d'une classe d'LdapSaisie
*
* @param[in] $class Nom de la classe <EFBFBD> charger (Exemple : LSeepeople)
* @param[in] $type (Optionnel) Type de classe <EFBFBD> charger (Exemple : LSobjects)
*
* @author Benjamin Renard <brenard@easter-eggs.com
*
* @retval boolean true si le chargement a r<EFBFBD>ussi, false sinon.
*/
function loadLSclass($class,$type='') {
if (class_exists($class))
return true;
if($type!='')
$type=$type.'.';
return @include_once LS_CLASS_DIR .'class.'.$type.$class.'.php';
}
/*
* Chargement d'un object LdapSaisie
*
* @param[in] $object Nom de l'objet <EFBFBD> charger
*
* @retval boolean true si le chargement a r<EFBFBD>ussi, false sinon.
*/
function loadLSobject($object) {
if (!$this -> loadLSclass($object,'LSobjects'))
return;
if (!require_once( LS_OBJECTS_DIR . 'config.LSobjects.'.$object.'.php' ))
return;
return true;
}
/*
* Chargement des objects LdapSaisie
*
* Chargement des LSobjects contenue dans la variable
* $GLOBALS['LSobjects']['loads']
*
* @retval boolean true si le chargement a r<EFBFBD>ussi, false sinon.
*/
function loadLSobjects() {
$this -> loadLSclass('LSldapObject');
if(!is_array($GLOBALS['LSobjects']['loads'])) {
$GLOBALS['LSerror'] -> addErrorCode(1001,"LSobjects['loads']");
return;
}
foreach ($GLOBALS['LSobjects']['loads'] as $object) {
if ( !$this -> loadLSobject($object) )
return;
}
return true;
}
/*
* Chargement d'un addons d'LdapSaisie
*
* @param[in] $addon Nom de l'addon <EFBFBD> charger (Exemple : samba)
*
* @author Benjamin Renard <brenard@easter-eggs.com
*
* @retval boolean true si le chargement a r<EFBFBD>ussi, false sinon.
*/
function loadLSaddon($addon) {
return require_once LS_ADDONS_DIR .'LSaddons.'.$addon.'.php';
}
/*
* Chargement des addons LdapSaisie
*
* Chargement des LSaddons contenue dans la variable
* $GLOBALS['LSaddons']['loads']
*
* @retval boolean true si le chargement a r<EFBFBD>ussi, false sinon.
*/
function loadLSaddons() {
if(!is_array($GLOBALS['LSaddons']['loads'])) {
$GLOBALS['LSerror'] -> addErrorCode(1001,"LSaddons['loads']");
return;
}
foreach ($GLOBALS['LSaddons']['loads'] as $addon) {
$this -> loadLSaddon($addon);
if (!call_user_func('LSaddon_'. $addon .'_support')) {
$GLOBALS['LSerror'] -> addErrorCode(1002,$addon);
}
}
return true;
}
/*
* Initialisation de la session LdapSaisie
*
* Initialisation d'une LSsession :
* - Authentification et activation du m<EFBFBD>canisme de session de LdapSaisie
* - ou Chargement des param<EFBFBD>tres de la session <EFBFBD> partir de la variable
* $_SESSION['LSsession'].
* - ou Destruction de la session en cas de $_GET['LSsession_logout'].
*
* @retval boolean True si l'initialisation <EFBFBD> r<EFBFBD>ussi (utilisateur authentifi<EFBFBD>), false sinon.
*/
function startLSsession() {
$this -> loadLSobjects();
$this -> loadLSaddons();
session_start();
// D<>connexion
if (isset($_GET['LSsession_logout'])) {
session_destroy();
unset($_SESSION['LSsession']);
}
if(isset($_SESSION['LSsession'])) {
// Session existante
$this -> confDir = $_SESSION['LSsession'] -> confDir;
$this -> ldapServer = $_SESSION['LSsession'] -> ldapServer;
$this -> topDn = $_SESSION['LSsession'] -> topDn;
$this -> LSuserObject = $_SESSION['LSsession'] -> LSuserObject;
$this -> dn = $_SESSION['LSsession'] -> dn;
$this -> rdn = $_SESSION['LSsession'] -> rdn;
$GLOBALS['Smarty'] -> assign('LSsession_username',$this -> LSuserObject -> getDisplayValue());
return $this -> LSldapConnect();
}
else {
// Session inexistante
if (isset($_POST['LSsession_user'])) {
if (isset($_POST['LSsession_ldapserver'])) {
$this -> setLdapServer($_POST['LSsession_ldapserver']);
}
else {
$this -> setLdapServer(0);
}
// Connexion au serveur LDAP
if ($this -> LSldapConnect()) {
// topDn
if ( $_POST['LSsession_topDn'] != '' ){
$this -> topDn = $_POST['LSsession_topDn'];
}
else {
$this -> topDn = $this -> ldapServer['ldap_config']['basedn'];
}
if ( $this -> loadLSobject($this -> ldapServer['authobject']) ) {
$authobject = new $this -> ldapServer['authobject']();
$result = $authobject -> searchObject($_POST['LSsession_user'],$_POST['LSsession_topDn']);
$nbresult=count($result);
if ($nbresult==0) {
// identifiant incorrect
debug('identifiant incorrect');
$GLOBALS['LSerror'] -> addErrorCode(1006);
}
else if ($nbresult>1) {
// duplication d'authentit<69>
$GLOBALS['LSerror'] -> addErrorCode(1007);
}
else {
if ( $this -> checkUserPwd($result[0],$_POST['LSsession_pwd']) ) {
// Authentification r<>ussi
$this -> LSuserObject = $result[0];
$this -> dn = $result[0]->getValue('dn');
$this -> rdn = $_POST['LSsession_user'];
$this -> topDn = $_POST['LSsession_topDn'];
$GLOBALS['Smarty'] -> assign('LSsession_username',$this -> LSuserObject -> getDisplayValue());
$_SESSION['LSsession']=$this;
return true;
}
else {
$GLOBALS['LSerror'] -> addErrorCode(1006);
debug('mdp incorrect');
}
}
}
else {
$GLOBALS['LSerror'] -> addErrorCode(1010);
}
}
else {
$GLOBALS['LSerror'] -> addErrorCode(1009);
}
}
$this -> displayLoginForm();
return;
}
}
/*
* D<EFBFBD>finition du serveur Ldap de la session
*
* D<EFBFBD>finition du serveur Ldap de la session <EFBFBD> partir de son ID dans
* le tableau $GLOBALS['LSconfig']['ldap_servers'].
*
* @param[in] integer Index du serveur Ldap
*
* @retval boolean True sinon false.
*/
function setLdapServer($id) {
if ( isset($GLOBALS['LSconfig']['ldap_servers'][$id]) ) {
$this -> ldapServer=$GLOBALS['LSconfig']['ldap_servers'][$id];
return true;
}
else {
return;
}
}
/*
* Connexion au serveur Ldap
*
* @retval boolean True sinon false.
*/
function LSldapConnect() {
if ($this -> ldapServer) {
include_once($GLOBALS['LSconfig']['NetLDAP']);
if (!$this -> loadLSclass('LSldap'))
return;
$GLOBALS['LSldap'] = new LSldap($this -> ldapServer['ldap_config']);
if ($GLOBALS['LSldap'] -> isConnected())
return true;
else
return;
return $GLOBALS['LSldap'] = new LSldap($this -> ldapServer['ldap_config']);
}
else {
$GLOBALS['LSerror'] -> addErrorCode(1003);
return;
}
}
function getSubDnLdapServer() {
if ( isset($this ->ldapServer['subdnobject']) ) {
if( $this -> loadLSobject($this ->ldapServer['subdnobject']) ) {
if ($subdnobject = new $this ->ldapServer['subdnobject']()) {
return $subdnobject -> getSelectArray();
}
else {
return;
}
}
else {
$GLOBALS['LSerror'] -> addErrorCode(1004,$this ->ldapServer['subdnobject']);
return;
}
}
else {
return;
}
}
/*
* Retourne les options d'une liste d<EFBFBD>roulante pour le choix du topDn
* de connexion au serveur Ldap
*
* Liste les subdnobject ($this ->ldapServer['subdnobject'])
*
* @retval string Les options (<option>) pour la s<EFBFBD>lection du topDn.
*/
function getSubDnLdapServerOptions() {
if ( isset($this ->ldapServer['subdnobject']) ) {
if( $this -> loadLSobject($this ->ldapServer['subdnobject']) ) {
if ($subdnobject = new $this ->ldapServer['subdnobject']()) {
return $subdnobject -> getSelectOptions();
}
else {
return;
}
}
else {
$GLOBALS['LSerror'] -> addErrorCode(1004,$this ->ldapServer['subdnobject']);
return;
}
}
else {
return;
}
}
/*
* Test un couple LSobject/pwd
*
* Test un bind sur le serveur avec le dn de l'objet et le mot de passe fourni.
*
* @param[in] LSobject L'object "user" pour l'authentification
* @param[in] string Le mot de passe <EFBFBD> tester
*
* @retval boolean True si l'authentification <EFBFBD> r<EFBFBD>ussi, false sinon.
*/
function checkUserPwd($object,$pwd) {
return $GLOBALS['LSldap'] -> checkBind($object -> getValue('dn'),$pwd);
}
/*
* Affiche le formulaire de login
*
* D<EFBFBD>fini les informations pour le template Smarty du formulaire de login.
*
* @retval void
*/
function displayLoginForm() {
$GLOBALS['Smarty'] -> assign('pagetitle',_('Connexion'));
$GLOBALS['Smarty'] -> assign('loginform_action',$_SERVER['PHP_SELF']);
if (count($GLOBALS['LSconfig']['ldap_servers'])==1) {
$GLOBALS['Smarty'] -> assign('loginform_ldapserver_style','style="display: none"');
}
$GLOBALS['Smarty'] -> assign('loginform_label_ldapserver',_('Serveur LDAP'));
$ldapservers_name=array();
$ldapservers_index=array();
foreach($GLOBALS['LSconfig']['ldap_servers'] as $id => $infos) {
$ldapservers_index[]=$id;
$ldapservers_name[]=$infos['name'];
}
$GLOBALS['Smarty'] -> assign('loginform_ldapservers_name',$ldapservers_name);
$GLOBALS['Smarty'] -> assign('loginform_ldapservers_index',$ldapservers_index);
$this -> setLdapServer(0);
if ( $this -> LSldapConnect() ) {
$topDn_array = $this -> getSubDnLdapServer();
if ( $topDn_array ) {
$GLOBALS['Smarty'] -> assign('loginform_topdn_name',$topDn_array['display']);
$GLOBALS['Smarty'] -> assign('loginform_topdn_index',$topDn_array['dn']);
}
}
$GLOBALS['Smarty'] -> assign('loginform_label_level',_('Niveau'));
$GLOBALS['Smarty'] -> assign('loginform_label_user',_('Identifiant'));
$GLOBALS['Smarty'] -> assign('loginform_label_pwd',_('Mot de passe'));
$GLOBALS['Smarty'] -> assign('loginform_label_submit',_('Connexion'));
$this -> addJSscript('LSsession_login.js');
}
/*
* D<EFBFBD>fini le template Smarty <EFBFBD> utiliser
*
* Remarque : les fichiers de templates doivent se trouver dans le dossier
* templates/.
*
* @param[in] string Le nom du fichier de template
*
* @retval void
*/
function setTemplate($template) {
$this -> template = $template;
}
/*
* Ajoute un script JS au chargement de la page
*
* Remarque : les scripts doivents <EFBFBD>tre dans le dossier LS_JS_DIR.
*
* @param[in] $script Le nom du fichier de script <EFBFBD> charger.
*
* @retval void
*/
function addJSscript($script) {
$this -> JSscripts[]=$script;
}
/*
* Ajoute une feuille de style au chargement de la page
*
* Remarque : les scripts doivents <EFBFBD>tre dans le dossiers templates/css/.
*
* @param[in] $script Le nom du fichier css <EFBFBD> charger.
*
* @retval void
*/
function addCssFile($file) {
$this -> CssFiles[]=$file;
}
/*
* Affiche le template Smarty
*
* Charge les d<EFBFBD>pendances et affiche le template Smarty
*
* @retval void
*/
function displayTemplate() {
// JS
$JSscript_txt='';
foreach ($GLOBALS['defaultJSscipts'] as $script) {
$JSscript_txt.="<script src='".LS_JS_DIR.$script."' type='text/javascript'></script>\n";
}
foreach ($this -> JSscripts as $script) {
$JSscript_txt.="<script src='".LS_JS_DIR.$script."' type='text/javascript'></script>\n";
}
$GLOBALS['Smarty'] -> assign('LSsession_js',$JSscript_txt);
// Css
$Css_txt="<link rel='stylesheet' type='text/css' href='templates/css/LSdefault.css' media='screen' />\n";
foreach ($this -> CssFiles as $file) {
$Css_txt.="<link rel='stylesheet' type='text/css' href='templates/css/$file' media='screen' />\n";
}
$GLOBALS['Smarty'] -> assign('LSsession_css',$Css_txt);
$GLOBALS['LSerror'] -> display();
debug_print();
$GLOBALS['Smarty'] -> display($this -> template);
}
}
?>
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