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ldapsaisie/public_html/includes/class/class.LSformElement_password.php

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<?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.
******************************************************************************/
LSsession :: loadLSclass('LSformElement');
/**
* Element password d'un formulaire pour LdapSaisie
*
* Cette classe définis les éléments password des formulaires.
* Elle étant la classe basic LSformElement.
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*/
class LSformElement_password extends LSformElement {
var $fieldTemplate = 'LSformElement_password_field.tpl';
var $template = 'LSformElement_password.tpl';
var $sendMail = false;
/**
* Recupère la valeur de l'élement passée en POST
*
* Cette méthode vérifie la présence en POST de la valeur de l'élément et la récupère
* pour la mettre dans le tableau passer en paramètre avec en clef le nom de l'élément
*
* @param[] array Pointeur sur le tableau qui recupèrera la valeur.
*
* @retval boolean true si la valeur est présente en POST, false sinon
*/
function getPostData(&$return) {
// Récupère la valeur dans _POST, et les vérifie avec la fonction générale
$retval = parent :: getPostData($return);
// Si une valeur est recupérée
if ($retval) {
$val = $this -> form -> ldapObject -> attrs[$this -> name] -> getValue();
if( (empty($return[$this -> name][0]) ) && ( ! empty( $val ) ) ) {
unset($return[$this -> name]);
$this -> form -> _notUpdate[$this -> name] == true;
return true;
}
if ($this -> verifyPassword($return[$this -> name][0]) || (empty($return[$this -> name][0]) && empty($val))) {
LSdebug("Password : no change");
unset($return[$this -> name]);
$this -> form -> _notUpdate[$this -> name] == true;
return true;
}
//Mail
// Do not send mail if password is not set :
if (empty($return[$this -> name])) {
return true;
}
if (isset($_POST['LSformElement_password_'.$this -> name.'_send'])) {
if ($_POST['LSformElement_password_'.$this -> name.'_send']==1) {
$this -> sendMail = true;
LSdebug ('send by form');
}
}
else if (isset($this -> params['html_options']['mail']['isset']) && $this -> params['html_options']['mail']['send']==1) {
$this -> sendMail = true;
LSdebug ('send by config');
}
if ($this -> sendMail && LSsession :: loadLSaddon('mail')) {
$msg = $this -> params['html_options']['mail']['msg'];
$subject = $this -> params['html_options']['mail']['subject'];
if (isset($_POST['LSformElement_password_'.$this -> name.'_msg'])) {
$msgInfos = json_decode($_POST['LSformElement_password_'.$this -> name.'_msg']);
if ($msgInfos -> subject) {
$subject = $msgInfos -> subject;
}
if ($msgInfos -> msg) {
$msg = $msgInfos -> msg;
}
if ($msgInfos -> mail) {
$mail = $msgInfos -> mail;
}
}
$this -> sendMail = array (
'subject' => $subject,
'msg' => $msg,
'mail' => $mail,
'pwd' => $return[$this -> name][0]
);
$this -> attr_html -> attribute -> addObjectEvent('after_modify',$this,'send');
}
}
return $retval;
}
/**
* Retourne les infos d'affichage de l'élément
*
* Cette méthode retourne les informations d'affichage de l'élement
*
* @retval array
*/
function getDisplay(){
LSsession :: addCssFile('LSformElement_password.css');
$return = $this -> getLabelInfos();
$pwd = "";
if ($this -> params['html_options']['clearView'] or $this -> params['html_options']['clearEdit']) {
$pwd = $this -> values[0];
}
if (!$this -> isFreeze()) {
// Help Infos
LSsession :: addHelpInfos(
'LSformElement_password',
array(
'generate' => _('Generate a password.'),
'verify' => _('Compare with stored password.'),
'view' => _('Display password.'),
'viewHash' => _('Display hashed password.'),
'hide' => _('Hide password.'),
'mail' => _("The password will be sent by mail if changed. Click to disable automatic notification."),
'nomail' => _("The password will not be sent if changed. Click to enable automatic notification."),
'editmail' => _("Modify the mail sent to notice the user")
)
);
if (($this -> params['html_options']['generationTool'])&&($this -> params['html_options']['autoGenerate'])&&(empty($this -> values))) {
$pwd=$this->generatePassword($this -> params);
}
$params = array(
'generate' => ($this -> params['html_options']['generationTool']==True),
'clearEdit' => ($this -> params['html_options']['clearEdit']==True),
'viewHash' => ($this -> params['html_options']['viewHash']==True),
'verify' => ( (!$this -> attr_html -> attribute -> ldapObject-> isNew()) && ( (isset($this -> params['html_options']['verify']) && $this -> params['html_options']['verify']) || (!isset($this -> params['html_options']['verify'])) ) )
);
if (isset($this -> params['html_options']['mail'])) {
$params['mail'] = $this -> params['html_options']['mail'];
$params['mail']['mail_attr'] = $this -> getMailAttrs();
}
LSsession :: addJSconfigParam($this -> name,$params);
LSsession :: addJSscript('LSformElement_password_field.js');
LSsession :: addJSscript('LSformElement_password.js');
}
$return['html'] = $this -> fetchTemplate(NULL,array('pwd' => $pwd,'clearView' => $this -> params['html_options']['clearView'],'clearEdit' => $this -> params['html_options']['clearEdit']));
return $return;
}
function generatePassword($params=NULL) {
if ($params['html_options']['use_pwgen']) {
$args=(isset($params['html_options']['pwgen_opts'])?$params['html_options']['pwgen_opts']:'');
$len=(isset($params['html_options']['lenght'])?$params['html_options']['lenght']:8);
$bin=(isset($params['html_options']['pwgen_path'])?$params['html_options']['pwgen_path']:'pwgen');
$cmd="$bin ".escapeshellcmd($args)." $len 1";
exec($cmd,$ret,$retcode);
LSdebug("Generate password using pwgen. Cmd : '$cmd' / Return code : $retcode / Return : ".print_r($ret,1));
if ($retcode==0 && count($ret)>0) {
return $ret[0];
}
else {
LSerror :: addErrorCode('LSformElement_password_03');
}
}
return generatePassword($params['html_options']['chars'],$params['html_options']['lenght']);
}
function verifyPassword($pwd) {
if ($this -> attr_html -> attribute -> ldapObject -> isNew()) {
return false;
}
if ($this -> isLoginPassword()) {
return LSsession :: checkUserPwd($this -> attr_html -> attribute -> ldapObject,$pwd);
}
else {
$hash = $this -> attr_html -> attribute -> ldap -> encodePassword($pwd);
$find=false;
if (is_array($this -> attr_html -> attribute -> data)) {
$data = $this -> attr_html -> attribute -> data;
}
elseif (!is_array($this -> attr_html -> attribute -> data) && !empty($this -> attr_html -> attribute -> data)) {
$data = array($this -> attr_html -> attribute -> data);
}
else {
return $find;
}
foreach($data as $val) {
if ($hash == $val)
$find=true;
}
return $find;
}
}
function getMailAttrs() {
if (!isset($this -> params['html_options']['mail']) || !is_array($this -> params['html_options']['mail']))
return False;
if (isset($this -> params['html_options']['mail']['get_mail_attr_function'])) {
if (is_callable($this -> params['html_options']['mail']['get_mail_attr_function'])) {
try {
return call_user_func_array($this -> params['html_options']['mail']['get_mail_attr_function'], array(&$this));
}
catch(Exception $e) {
LSerror :: addErrorCode('LSformElement_password_05', $e->getMessage());
}
}
else {
LSerror :: addErrorCode('LSformElement_password_04');
return False;
}
}
elseif (isset($this -> params['html_options']['mail']['mail_attr'])) {
return $this -> params['html_options']['mail']['mail_attr'];
}
}
function send($params) {
if (is_array($this -> sendMail)) {
$mail = (String)$this -> sendMail['mail'];
Lsdebug($mail);
if ($mail=="") {
$mail_attrs = $this -> getMailAttrs();
if (!is_array($mail_attrs)) {
$mail_attrs=array($mail_attrs);
}
foreach($mail_attrs as $attr) {
$mail_attr = $this -> attr_html -> attribute -> ldapObject -> attrs[$attr];
if ($mail_attr instanceOf LSattribute) {
$mail = $mail_attr -> getValue();
if (!empty($mail) && checkEmail($mail[0],NULL,true)) {
$mail=$mail[0];
break;
}
else {
$mail="";
}
}
else {
LSdebug("L'attribut $mail_attr pour l'envoie du nouveau mot de passe n'existe pas.");
}
}
if ($mail=="") {
LSerror :: addErrorCode('LSformElement_password_01');
return;
}
}
if (checkEmail($mail,NULL,true)) {
$this -> attr_html -> attribute -> ldapObject -> registerOtherValue('password',$this -> sendMail['pwd']);
$msg = $this -> attr_html -> attribute -> ldapObject -> getFData($this -> sendMail['msg']);
if (isset($this -> params['html_options']['mail']['headers'])) {
$headers = $this -> params['html_options']['mail']['headers'];
}
else {
$headers = array();
}
if ($this -> params['html_options']['mail']['bcc']) {
$headers['Bcc']=$this -> params['html_options']['mail']['bcc'];
}
if (sendMail(
$mail,
$this -> sendMail['subject'],
$msg,
$headers
)) {
LSsession :: addInfo(_('Notice mail sent.'));
}
}
else {
LSerror :: addErrorCode('LSformElement_password_02',$mail);
return;
}
}
return true;
}
public static function ajax_verifyPassword(&$data) {
if ((isset($_REQUEST['attribute'])) && (isset($_REQUEST['objecttype'])) && (isset($_REQUEST['fieldValue'])) && (isset($_REQUEST['idform'])) && (isset($_REQUEST['objectdn'])) ) {
if (LSsession ::loadLSobject($_REQUEST['objecttype'])) {
$object = new $_REQUEST['objecttype']();
$object -> loadData($_REQUEST['objectdn']);
$form = $object -> getForm($_REQUEST['idform']);
if ($form) {
$field=$form -> getElement($_REQUEST['attribute']);
if ($field) {
$val = $field -> verifyPassword($_REQUEST['fieldValue']);
$data = array(
'verifyPassword' => $val
);
}
else {
LSdebug('Impossible de récupérer le LSformElement');
}
}
else {
LSdebug('Impossible de recuperer le LSform.');
}
}
}
}
public static function ajax_generatePassword(&$data) {
if ((isset($_REQUEST['attribute'])) && (isset($_REQUEST['objecttype'])) && (isset($_REQUEST['objectdn'])) && (isset($_REQUEST['idform'])) ) {
if (LSsession ::loadLSobject($_REQUEST['objecttype'])) {
$params = LSconfig :: get("LSobjects.".$_REQUEST['objecttype'].".attrs.".$_REQUEST['attribute']);
$val = self :: generatePassword($params);
if ( $val ) {
$data = array(
'generatePassword' => $val
);
}
}
}
}
public static function ajax_viewHash(&$data) {
if ((isset($_REQUEST['attribute'])) && (isset($_REQUEST['objecttype'])) && (isset($_REQUEST['objectdn'])) ) {
if (LSsession ::loadLSobject($_REQUEST['objecttype'])) {
$object = new $_REQUEST['objecttype']();
$object -> loadData($_REQUEST['objectdn']);
if (LSsession::canAccess($_REQUEST['objecttype'],$_REQUEST['objectdn'],null,$_REQUEST['attribute'])) {
$values = $object -> getValue($_REQUEST['attribute']);
if (is_string($values[0])) {
$data = array (
'hash' => $values[0]
);
}
}
}
}
}
public function isLoginPassword() {
if (!isset($this -> params['html_options']['isLoginPassword']) || $this -> params['html_options']['isLoginPassword']) {
return true;
}
return false;
}
}
/*
* Error Codes
*/
LSerror :: defineError('LSformElement_password_01',
_("LSformElement_password : No contact mail available to send password.")
);
LSerror :: defineError('LSformElement_password_02',
_("LSformElement_password : Contact mail invalid (%{mail}). Can't send password.")
);
LSerror :: defineError('LSformElement_password_03',
_("LSformElement_password : Fail to exec pwgen. Check it's correctly installed.")
);
LSerror :: defineError('LSformElement_password_04',
_("LSformElement_password : Fail to determine witch e-mail attribute to use to send new password : get_mail_attr_function parameter not refer to a valid function.")
);
LSerror :: defineError('LSformElement_password_05',
_("LSformElement_password : Fail to determine witch e-mail attribute to use to send new password : get_mail_attr_function throwed an exception : %{msg}")
);
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