<?php

if (!defined('GV_defaultQuery'))
  define('GV_defaultQuery', 'last');
if (!defined('GV_bandeauHome'))
  define('GV_bandeauHome', 'QUERY');

class user
{

  var $id = false;
  var $_rights_sbas = array(
  );
  var $_rights_bas = array(
  );
  var $_rights_records = array(
  );
  var $_global_rights = array(
      'taskmanager' => false,
      'manageusers' => false,
      'order' => false,
      'report' => false,
      'push' => false,
      'addrecord' => false,
      'modifyrecord' => false,
      'changestatus' => false,
      'doctools' => false,
      'deleterecord' => false,
      'addtoalbum' => false,
      'coll_modify_struct' => false,
      'coll_manage' => false,
      'order_master' => false,
      'bas_modif_th' => false,
      'bas_modify_struct' => false,
      'bas_manage' => false,
      'bas_chupub' => false
  );
  public static $locales = array(
      'ar_SA' => 'العربية'
      , 'de_DE' => 'Deutsch'
      , 'en_GB' => 'English'
//			,'es_LA'	=> 'Español'
      , 'fr_FR' => 'Fran&ccedil;ais'
//			,'nb_NO'	=> 'Norsk (bokmål)'
//			,'zh_CN'	=> '中文(简体)'
  );
  private $data = array(
      'password' => '',
      'email' => '',
      'login' => '',
      'is_admin' => false,
      'firstname' => false,
      'display_name' => false,
      'gender' => false,
      'lastname' => false,
      'address' => false,
      'city' => false,
      'geonameid' => false,
      'zip' => false,
      'tel' => false,
      'fax' => false,
      'job' => false,
      'company' => false
  );
  private static $_instance = array();
  var $_prefs = array();
  private static $_users = array();
  var $_updated_prefs = array();
  private static $def_values = array(
      'view' => 'thumbs',
      'images_per_page' => 20,
      'images_size' => 120,
      'editing_images_size' => 134,
      'editing_top_box' => '180px',
      'editing_right_box' => '400px',
      'editing_left_box' => '710px',
      'basket_sort_field' => 'name',
      'basket_sort_order' => 'ASC',
      'warning_on_delete_story' => 'true',
      'client_basket_status' => '1',
      'css' => '000000',
      'start_page_query' => GV_defaultQuery,
      'start_page' => GV_bandeauHome,
      'rollover_thumbnail' => 'caption',
      'technical_display' => '1',
      'doctype_display' => '1',
      'bask_val_order' => 'nat',
      'basket_caption_display' => '0',
      'basket_status_display' => '0',
      'basket_title_display' => '0'
  );
  private static $avalaible_values = array(
      'view' => array('thumbs', 'list'),
      'basket_sort_field' => array('name', 'date'),
      'basket_sort_order' => array('ASC', 'DESC'),
      'start_page' => array('PUBLI', 'QUERY', 'LAST_QUERY', 'HELP'),
      'technical_display' => array('0', '1', 'group'),
      'rollover_thumbnail' => array('caption', 'preview'),
      'bask_val_order' => array('nat', 'asc', 'desc')
  );

  /**
   * @return user
   */
  public static function getInstance($id=false)
  {
    if (is_int((int) $id) && (int) $id > 0)
    {
      $id = (int) $id;
    }
    else
      throw new Exception('Invalid usr_id');

    if (!isset(self::$_instance[$id]))
    {
      $cache_user = false;
      if (defined('GV_memcached') && GV_memcached)
      {
        $cache_user = cache_user::getInstance();
      }
      if ($cache_user && (($tmp = $cache_user->get($id)) != false))
      {
        self::$_instance[$id] = $tmp;
      }
      else
      {
        self::$_instance[$id] = new user($id);

        if ($cache_user)
          $cache_user->set($id, self::$_instance[$id]);
      }
    }
    return array_key_exists($id, self::$_instance) ? self::$_instance[$id] : false;
  }

  public static function clear_cache($id)
  {
    $cache = cache_user::getInstance($id);

    return $cache->delete($id);
  }

  function __construct($id=false)
  {
    if ($id !== false)
    {
      return $this->load($id);
    }

    return true;
  }

  public static function getMyRss($renew = false)
  {
    $conn = connection::getInstance();
    $session = session::getInstance();

    $token = $title = false;

    $sql = 'SELECT value FROM tokens WHERE usr_id="' . $conn->escape_string($session->usr_id) . '" AND type="rss"';
    if (!$renew)
    {
      if (($rs = $conn->query($sql)))
      {
        if ($row = $conn->fetch_assoc($rs))
        {
          $token = $row['value'];
        }
        $conn->free_result($rs);
      }
    }
    else
    {
      $sql = 'DELETE FROM tokens WHERE usr_id="' . $conn->escape_string($session->usr_id) . '" AND type="rss"';
      $conn->query($sql);
    }
    if ($token === false)
    {
      $token = random::getUrlToken('rss', $session->usr_id);
    }
    $texte = false;
    if ($token !== false)
    {

      $texte = '<p>' . _('publication::Voici votre fil RSS personnel. Il vous permettra d\'etre tenu au courrant des publications.') . '</p><p>' . _('publications::Ne le partagez pas, il est strictement confidentiel') . '</p>
				<div><input type="text" style="width:100%" value="' . GV_ServerName . 'atom/' . $token . '"/></div>';
      $title = _('publications::votre rss personnel');
    }

    return array('texte' => $texte, 'titre' => $title, 'token' => $token, 'url' => GV_ServerName . 'atom/' . $token);
  }

  /**
   * Query in the cache
   * 
   * @param unknown_type $query
   * @return unknown_type
   */
  public static function saveQuery($query)
  {
    $conn = connection::getInstance();
    $session = session::getInstance();

    $usr_id = $session->usr_id;
    $ses_id = $session->ses_id;

    if (($id = $conn->getId("DSEL")) != false)
    {
      $sql = "INSERT INTO dsel (id, name, usr_id, query) VALUES ('" . $conn->escape_string($id) . "','" . $conn->escape_string($query) . "', '" . $conn->escape_string($usr_id) . "', '" . $conn->escape_string($query) . "')";
      $conn->query($sql);
    }

    if (user::getPrefs('start_page') == 'LAST_QUERY')
      user::setPrefs('start_page_query', $query);

    $sql = 'UPDATE cache SET query = "' . $conn->escape_string($query) . '" WHERE usr_id = "' . $conn->escape_string($usr_id) . '" AND session_id="' . $conn->escape_string($ses_id) . '"';

    if ($conn->query($sql))
    {
      return true;
    }
    return false;
  }

  public static function getInfos($usr)
  {
    $display_name = _('phraseanet::utilisateur inconnu');
    try
    {
      $user = self::getInstance($usr);
      $display_name = $user->display_name;
    }
    catch (Exception $e)
    {
      
    }
    return $display_name;
  }

  public function __set($name, $value)
  {
    if ($name === 'password')
      $value = hash('sha256', $value);
    $this->data[$name] = $value;
  }

  public function __get($name)
  {
    if (array_key_exists($name, $this->data))
    {
      return $this->data[$name];
    }

    $trace = debug_backtrace();
    trigger_error(
            'Undefined property via __get(): ' . $name .
            ' in ' . $trace[0]['file'] .
            ' on line ' . $trace[0]['line'], E_USER_NOTICE);
    return null;
  }

  public function __isset($name)
  {
    if (array_key_exists($name, $this->data))
      return true;
    return false;
  }

  public function save()
  {
    $conn = connection::getInstance();
    if ($this->id === false)
    {
      if (!$conn)
        throw new Exception('Unable to get valid connection');
      if (($id = $conn->getId('USR')) !== false)
      {
        if (trim($this->login) !== '' && trim($this->password) !== '')
        {
          $sql = 'INSERT INTO usr (usr_id, usr_login, usr_password, usr_creationdate) VALUES ("' . $conn->escape_string($id) . '", "' . $conn->escape_string($this->login) . '", "' . $conn->escape_string($this->password) . '", NOW())';
          if ($conn->query($sql))
            $this->id = $id;
          else
            throw new Exception('Error while saving user : ' . $conn->last_error());
        }
        else
          throw new Exception('Invalid username or password');
      }
      else
        throw new Exception('Unable to get new usr_id');
    }

    if ($this->id !== false)
    {
      $sql = 'UPDATE usr SET 
				usr_login 				= "' . $conn->escape_string($this->login) . '"
				,usr_password 			= "' . $conn->escape_string($this->password) . '"
				,usr_mail 				= ' . (trim($this->email) != '' ? '"' . $conn->escape_string($this->email) . '"' : 'null') . '
				,usr_modificationdate 	= NOW()
				,create_db 					= "' . ($this->is_admin ? '1' : '0') . '"
				WHERE usr_id = "' . $this->id . '"';

      if (!$conn->query($sql))
      {
        throw new Exception('unable to update');
      }
      $this->id = $id;
    }
    return $this->id;
  }

  public function load($id)
  {

    $conn = connection::getInstance();
    if ($conn && $id !== false)
    {
      if ((int) $id > 0)
      {
        $sql = 'SELECT usr_id, create_db, usr_login, usr_nom, usr_prenom, usr_sexe as gender, 
					usr_mail, adresse, ville, cpostal, tel, fax, fonction, societe, geonameid
					FROM usr WHERE usr_id="' . $conn->escape_string((int) $id) . '"';
      }
      elseif (is_string($id))
      {
        $sql = 'SELECT usr_id, create_db, usr_login, usr_nom, usr_prenom, usr_sexe as gender, 
					usr_mail, adresse, ville, cpostal, tel, fax, fonction, societe, geonameid 
					FROM usr WHERE usr_login="' . $conn->escape_string((string) $id) . '"';
      }
      if ($rs = $conn->query($sql))
      {
        if ($row = $conn->fetch_assoc($rs))
        {
          $this->id = $row['usr_id'];
          $this->email = $row['usr_mail'];
          $this->login = $row['usr_login'];

          $this->firstname = $row['usr_nom'];
          $this->lastname = $row['usr_prenom'];
          $this->address = $row['adresse'];
          $this->city = $row['ville'];
          $this->geonameid = $row['geonameid'];
          $this->zip = $row['cpostal'];
          $this->gender = $row['gender'];
          $this->tel = $row['tel'];
          $this->fax = $row['fax'];
          $this->job = $row['fonction'];
          $this->company = $row['societe'];


          if (trim($row['usr_nom']) !== '' || trim($row['usr_prenom']) !== '')
            $display_name = $row['usr_prenom'] . ' ' . $row['usr_nom'];
          elseif (trim($row['usr_mail']) !== '')
            $display_name = $row['usr_mail'];
          else
            $display_name = $row['usr_login'];

          $this->display_name = $display_name;

          $this->is_admin = $row['create_db'] == '1' ? true : false;
          $this->_global_rights['taskmanager'] = $this->is_admin;
        }
        $conn->free_result($rs);
      }
      if (!$this->id)
      {
        throw new Exception(_('Undefined usr_id ' . $id));
        trigger_error('Undefined usr_id ' . $id . ' in ' . $trace[0]['file'] . ' on line ' . $trace[0]['line'], E_USER_NOTICE);
        return false;
      }
      $sql = 'select DISTINCT c.base_id,c.record_id 
					FROM (sselcont c, ssel s) 
					LEFT JOIN (validate u) ON (u.usr_id = "' . $conn->escape_string($this->id) . '" and u.can_hd=1 AND u.ssel_id = c.ssel_id) 
					WHERE c.ssel_id =s.ssel_id AND s.usr_id="' . $conn->escape_string($this->id) . '" AND (c.canHD = 1 OR u.ssel_id = s.ssel_id)';

      if ($rs = $conn->query($sql))
      {
        while ($row = $conn->fetch_assoc($rs))
        {
          $currentid = $row["base_id"] . "_" . $row["record_id"];
          $this->_rights_records[$currentid] = $currentid;
        }
        $conn->free_result($rs);
      }

      $sql = 'SELECT base_id, canaddrecord, manage, canadmin, chgstatus, candwnldpreview, canpreview, candwnldhd, needwatermark, restrict_dwnld, 
					remain_dwnld, canmodifrecord, canputinalbum, canreport, mask_and, mask_xor, candeleterecord, imgtools, canpush, cancmd, modify_struct 
					FROM basusr WHERE usr_id="' . $conn->escape_string($this->id) . '" AND actif="1"';

      if ($rs = $conn->query($sql))
      {
        while ($row = $conn->fetch_assoc($rs))
        {
          if ($row['canadmin'] == '1')
            $this->_global_rights['manageusers'] = true;
          if ($row['manage'] == '1')
            $this->_global_rights['coll_manage'] = true;
          if ($row['modify_struct'] == '1')
            $this->_global_rights['coll_modify_struct'] = true;
          if ($row['cancmd'] == '1')
            $this->_global_rights['order'] = true;
          if ($row['canpush'] == '1')
            $this->_global_rights['push'] = true;
          if ($row['canaddrecord'] == '1')
            $this->_global_rights['addrecord'] = true;
          if ($row['canmodifrecord'] == '1')
            $this->_global_rights['modifyrecord'] = true;
          if ($row['chgstatus'] == '1')
            $this->_global_rights['changestatus'] = true;
          if ($row['imgtools'] == '1')
            $this->_global_rights['doctools'] = true;
          if ($row['candeleterecord'] == '1')
            $this->_global_rights['deleterecord'] = true;
          if ($row['canputinalbum'] == '1')
            $this->_global_rights['addtoalbum'] = true;
          if ($row['canreport'] == '1')
            $this->_global_rights['report'] = true;


          $this->_rights_bas[$row['base_id']]['chgstatus'] = ($row['chgstatus'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['cancmd'] = ($row['cancmd'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['canaddrecord'] = ($row['canaddrecord'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['canpush'] = ($row['canpush'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['candeleterecord'] = ($row['candeleterecord'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['canadmin'] = ($row['canadmin'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['chgstatus'] = ($row['chgstatus'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['candwnldpreview'] = ($row['candwnldpreview'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['canpreview'] = ($row['canpreview'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['candwnldhd'] = ($row['candwnldhd'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['needwatermark'] = ($row['needwatermark'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['restrict_dwnld'] = ($row['restrict_dwnld'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['remain_dwnld'] = ($row['remain_dwnld'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['canmodifrecord'] = ($row['canmodifrecord'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['canputinalbum'] = ($row['canputinalbum'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['canreport'] = ($row['canreport'] == '1' ? true : false);
          $this->_rights_bas[$row['base_id']]['mask_and'] = $row['mask_and'];
          $this->_rights_bas[$row['base_id']]['mask_xor'] = $row['mask_xor'];
          $this->_rights_bas[$row['base_id']]['order_manager'] = false;
        }
        $conn->free_result($rs);
      }

      $sql = 'SELECT * FROM sbasusr WHERE usr_id="' . $conn->escape_string($this->id) . '"';

      if ($rs = $conn->query($sql))
      {
        while ($row = $conn->fetch_assoc($rs))
        {

          if ($row['bas_modif_th'] == '1')
            $this->_global_rights['bas_modif_th'] = true;
          if ($row['bas_modify_struct'] == '1')
            $this->_global_rights['bas_modify_struct'] = true;
          if ($row['bas_manage'] == '1')
            $this->_global_rights['bas_manage'] = true;
          if ($row['bas_chupub'] == '1')
            $this->_global_rights['bas_chupub'] = true;

          $this->_rights_sbas[$row['sbas_id']]['bas_modify_struct'] = ($row['bas_modify_struct'] == '1' ? true : false);
          $this->_rights_sbas[$row['sbas_id']]['bas_manage'] = ($row['bas_manage'] == '1' ? true : false);
          $this->_rights_sbas[$row['sbas_id']]['bas_chupub'] = ($row['bas_chupub'] == '1' ? true : false);
          $this->_rights_sbas[$row['sbas_id']]['bas_modif_th'] = ($row['bas_modif_th'] == '1' ? true : false);
        }
        $conn->free_result($rs);
      }

      $sql = 'SELECT base_id FROM order_masters WHERE usr_id="' . $conn->escape_string($id) . '"';
      if ($rs = $conn->query($sql))
      {
        while ($row = $conn->fetch_assoc($rs))
        {
          $this->_global_rights['order_master'] = true;
          $this->_rights_bas[$row['base_id']]['order_manager'] = true;
        }
        $conn->free_result($rs);
      }


      $sql = 'SELECT prop, value FROM usr_settings WHERE usr_id="' . $conn->escape_string($id) . '"';
      if ($rs = $conn->query($sql))
      {
        while ($row = $conn->fetch_assoc($rs))
        {
          $this->_prefs[$row['prop']] = $row['value'];
        }

        $conn->free_result($rs);
      }

      $evt_mngr = eventsmanager::getInstance();
      $notifications = $evt_mngr->list_notifications_avalaible($this->id);

      foreach ($notifications as $notification_group => $nots)
      {
        foreach ($nots as $notification)
        {
          if (!isset($this->_prefs['notification_' . $notification['id']]))
          {
            $this->_prefs['notification_' . $notification['id']] = '1';
            //					$this->_updated_prefs[] = 'notification_'.$notification['id'];
            $this->update_pref('notification_' . $notification['id'], '1');
          }
        }
      }

      foreach (self::$def_values as $k => $v)
      {
        if (!isset($this->_prefs[$k]))
        {
          $this->_prefs[$k] = $v;
          $this->update_pref($k, $v);
        }
      }

      return true;
    }
    return false;
  }

  protected static $_preview_rights = array();

  public static function right_preview($usr_id, $base_id, $record_id)
  {
    $key = $base_id . '_' . $record_id . '_' . $usr_id;
    if (isset(self::$_preview_rights[$key]))
      return self::$_preview_rights[$key];

    $sql = 'SELECT sselcont_id FROM sselcont c, ssel s
            LEFT JOIN validate v, validate_datas vd 
              ON (v.id = vd.validate_id AND vd.sselcont_id = c.sselcont_id)
            WHERE c.base_id = :base_id AND c.record_id = :record_id
            AND s.ssel_id = c.ssel_id 
            AND (s.usr_id = :usr_id OR v.usr_id = :usr_id_v)';

    $sql = 'SELECT c.sselcont_id
            FROM (sselcont c, ssel s)
              LEFT JOIN validate v ON v.ssel_id = s.ssel_id
              LEFT JOIN validate_datas vd 
                ON ( v.id = vd.validate_id AND vd.sselcont_id = c.sselcont_id )
            WHERE c.base_id = :base_id
            AND c.record_id = :record_id
            AND s.ssel_id = c.ssel_id
            AND (s.usr_id = :usr_id OR v.usr_id = :usr_id_v)';

    $params = array(
        'base_id' => $base_id
        , ':record_id' => $record_id
        , ':usr_id' => $usr_id
        , ':usr_id_v' => $usr_id
    );

    $conn = connection::getPDOConnection();
    $stmt = $conn->prepare($sql);
    $stmt->execute($params);

    $row = $stmt->fetch(PDO::FETCH_ASSOC);

    self::$_preview_rights[$key] = ($row && $row['sselcont_id'] > 0);
    
    $stmt->closeCursor();
    
    return self::$_preview_rights[$key];
  }

  function update_pref($prop, $value)
  {
    if (!isset($this->id))
      return false;

    $conn = connection::getInstance();

    $sql = 'REPLACE INTO usr_settings (usr_id, prop, value) VALUES ("' . $conn->escape_string($this->id) . '","' . $conn->escape_string($prop) . '",		' . (is_null($conn->escape_string($value)) ? 'NULL' : '"' . $conn->escape_string($value) . '"') . ')';
    $conn->query($sql);

    $cache = cache_user::getInstance();
    $cache->set($this->id, $this);

    return;
  }

  public static function avLanguages()
  {
    $lngs = array();

    $path = dirname(__FILE__) . "/../../locale";
    if ($hdir = opendir($path))
    {
      while (false !== ($file = readdir($hdir)))
      {
        if (substr($file, 0, 1) == "." || mb_strtolower($file) == "cvs")
          continue;
        if (is_dir($path . "/" . $file) && strpos($file, '_') == 2 && strlen($file) == 5)
        {
          if (!array_key_exists($file, self::$locales))
            continue;
          $supFile = explode('_', $file);
          if (!isset($lngs[$supFile[0]]))
            $lngs[$supFile[0]] = array();
          $lngs[$supFile[0]][$file] = array('name' => self::$locales[$file], 'selected' => false);
        }
      }
    }
    return $lngs;
  }

  public static function detectLanguage($setLng = null)
  {
    $avLanguages = self::avLanguages();
    $sel = $askLng = $askLocale = '';

    $session = session::getInstance();
    $session->usr_i18n = $session->usr_l10n = false;

    $lng = GV_default_lng;

    if ($setLng !== null)
    {
      $askLng = substr($setLng, 0, 2);
      $askLocale = $setLng;
    }
    elseif ($session->isset_cookie('locale'))
    {
      $askLng = substr($session->get_cookie('locale'), 0, 2);
      $askLocale = $session->get_cookie('locale');
    }
    elseif (defined('GV_default_lng'))
    {
      $askLng = substr(GV_default_lng, 0, 2);
      $askLocale = GV_default_lng;
    }


    if ($askLng != '' && isset($avLanguages[$askLng]) && isset($avLanguages[$askLng][$askLocale]))
    {
      $avLanguages[$askLng][$askLocale]['selected'] = true;
      $sel = $askLocale;
    }

    if ($sel === '' && isset($_SERVER['HTTP_ACCEPT_LANGUAGE']))
    {
      $languages = explode(';', $_SERVER['HTTP_ACCEPT_LANGUAGE']);
      $found = false;

      foreach ($languages as $language)
      {
        $language = explode(',', mb_strtolower($language));
        if (count($language) != 2)
          continue;

        foreach ($language as $lang)
        {
          if (strpos($lang, '-') == 2 && strlen($lang) == 5)
          {
            $l = explode('-', $lang);
            $l[0] = mb_strtolower($l[0]);
            $l[1] = strtoupper($l[1]);

            if ($sel != '')
            {
              $found = true;
              break;
            }
            $lang = implode('_', $l);
            if (isset($avLanguages[$l[0]]))
            {
              if (!isset($avLanguages[$l[0]][$lang]))
              {
                $lang = end(array_keys($avLanguages[$l[0]]));
              }
              $avLanguages[$l[0]][$lang]['selected'] = true;
              $sel = $lang;
              $found = true;
              break;
            }
          }
        }
        if ($found)
          break;
      }
      if (!$found && array_key_exists(substr(GV_default_lng, 0, 2), $avLanguages))
      {
        if (!isset($avLanguages[substr(GV_default_lng, 0, 2)][GV_default_lng]))
        {
          define('GV_default_lng', end(array_keys($avLanguages[substr(GV_default_lng, 0, 2)])));
        }
        $avLanguages[substr(GV_default_lng, 0, 2)][GV_default_lng]['selected'] = true;
        $sel = GV_default_lng;
      }
    }
    if ($sel == '')
    {
      $key = end(array_keys($avLanguages));
      $lang = end(array_keys($avLanguages[$key]));
      $avLanguages[$key][$lang]['selected'] = true;
      $sel = $lang;
    }
    $session->locale = $sel;

    if (($session->isset_cookie('locale') && $session->get_cookie('locale') != $sel) || !$session->isset_cookie('locale'))
      $session->set_cookie("locale", $sel, 0, false);

    $sel = explode('_', $sel);

    $session->usr_i18n = $sel[0];
    $session->usr_l10n = $sel[1];

    return $avLanguages;
  }

  public static function setPrefs($prop, $value, $usr_id = false)
  {
    $session = session::getInstance();
    if (!$usr_id)
      $usr_id = $session->usr_id;

    $user = self::getInstance($usr_id);

    if (isset($user->_prefs[$prop]) && $user->_prefs[$prop] === $value)
      return $value;

    $ok = true;

    if (isset(self::$avalaible_values[$prop]))
    {
      $ok = false;
      if (in_array($value, self::$avalaible_values[$prop]))
        $ok = true;
    }

    if ($ok)
    {
      $user->_prefs[$prop] = $value;
      $user->update_pref($prop, $value);
    }
    $cache = cache_user::getInstance();
    $cache->set($usr_id, $user);

    return $user->_prefs[$prop];
  }

  public static function getPrefs($prop, $usr_id = false)
  {

    $session = session::getInstance();
    if (!$usr_id)
      $usr_id = $session->usr_id;

    $user = self::getInstance($usr_id);

    if (!isset($user->_prefs[$prop]))
    {
      $user->_prefs[$prop] = null;
      $user->update_pref($prop, null);
    }


    return $user->_prefs[$prop];
  }

  public static function updateClientInfos($app_id)
  {

    $session = session::getInstance();
    if (!isset($session->usr_id) || !isset($session->ses_id))
      return;

    $ses_id = $session->ses_id;
    $usr_id = $session->usr_id;

    $appName = array(
        '1' => 'Prod',
        '2' => 'Client',
        '3' => 'Admin',
        '4' => 'Report',
        '5' => 'Thesaurus',
        '6' => 'Compare',
        '7' => 'Validate',
        '8' => 'Upload',
        '9' => 'API'
    );

    $conn = connection::getInstance();

    if (isset($appName[$app_id]))
    {

      $sql = 'SELECT dist_logid FROM cache WHERE session_id="' . $conn->escape_string($ses_id) . '"';
      if ($rs = $conn->query($sql))
      {

        if ($row = $conn->fetch_assoc($rs))
        {

          $logs = unserialize($row['dist_logid']);

          $logs = !is_array($logs) ? array() : $logs;

          $sbas_ids = array_keys($logs);

          foreach ($sbas_ids as $sbas_id)
          {
            if (isset($logs[$sbas_id]))
            {
              $connSbas = connection::getInstance($sbas_id);
              if ($connSbas)
              {
                $sql = 'SELECT appli FROM log WHERE id = "' . $connSbas->escape_string($logs[$sbas_id]) . '"';
                if ($rs3 = $connSbas->query($sql))
                {
                  if ($row3 = $connSbas->fetch_assoc($rs3))
                  {
                    $applis = unserialize($row3['appli']);

                    if (!in_array($app_id, $applis))
                    {
                      $applis[] = $app_id;
                    }

                    $sql = 'UPDATE log SET appli="' . $connSbas->escape_string(serialize($applis)) . '" WHERE id="' . $connSbas->escape_string($logs[$sbas_id]) . '"';
                    $connSbas->query($sql);
                  }
                  $connSbas->free_result($rs3);
                }
              }
            }
          }
        }
        $conn->free_result($rs);
      }
    }


    if ($conn)
    {
      $theclient = browser::getInstance();
      $appinf["date"] = date("d/m/Y G:i:s");
      $appinf["ip"] = $theclient->getIP();
      $appinf["usrid"] = $usr_id;
      $ph_session = phrasea_open_session($ses_id, $usr_id);
      $appinf["db"] = array();
      foreach ($ph_session["bases"] as $abas)
        $appinf["db"][] = $abas["sbas_id"];
      $appinf["info"] = $theclient->getPlatform() . ' / ' . $theclient->getBrowser() . '   (' . ($session->isset_cookie('screen') ? $session->get_cookie('screen') : 'unknown') . ')';
      $appinf["usr"] = null;
      $sql = "SELECT usr_nom,usr_prenom,usr_mail,societe,tel FROM usr WHERE usr_id='" . $conn->escape_string($usr_id) . "'";
      if ($rs = $conn->query($sql))
      {
        if ($row = $conn->fetch_assoc($rs))
          $appinf["usr"] = $row;
        $conn->free_result($rs);
      }
      $sql = "SELECT app FROM cache WHERE session_id='" . $conn->escape_string($ses_id) . "'";
      $apps = array();
      if ($rs = $conn->query($sql))
      {
        if ($row = $conn->fetch_assoc($rs))
          $apps = unserialize($row['app']);
        $conn->free_result($rs);
      }

      if (!in_array($app_id, $apps))
        $apps[] = $app_id;

      $sql = "UPDATE cache SET app='" . $conn->escape_string(serialize($apps)) . "',appinf='" . $conn->escape_string(serialize($appinf)) . "' WHERE session_id='" . $conn->escape_string($ses_id) . "'";

      $conn->query($sql);
    }
    return;
  }

  public static function get_sys_admins()
  {
    $sql = 'SELECT usr_id, usr_login FROM usr WHERE create_db="1"';

    $conn = connection::getInstance();

    $users = array();

    if ($rs = $conn->query($sql))
    {
      while ($row = $conn->fetch_assoc($rs))
        $users[$row['usr_id']] = $row['usr_login'];

      $conn->free_result($rs);
    }

    return $users;
  }

  public static function get_simple_users_list()
  {
    $sql = "SELECT usr_id, usr_login FROM usr 
				WHERE usr_login NOT LIKE '(#%' 
				AND invite='0' 
				AND usr_login != 'autoregister' 
				AND usr_login != 'invite' 
				AND create_db != '1' 
				ORDER by usr_login ASC";

    $conn = connection::getInstance();

    $users = array();

    if ($rs = $conn->query($sql))
    {
      while ($row = $conn->fetch_assoc($rs))
        $users[$row['usr_id']] = $row['usr_login'];

      $conn->free_result($rs);
    }

    return $users;
  }

  public static function set_sys_admins($admins)
  {
    $conn = connection::getInstance();
    $session = session::getInstance();

    $sql = "UPDATE usr SET create_db='0' WHERE create_db='1' AND usr_id != '" . $session->usr_id . "'";

    if ($rs = $conn->query($sql))
    {
      $sql = "UPDATE usr SET create_db='1' WHERE usr_id IN (" . implode(',', $admins) . ")";

      if ($conn->query($sql))
        return true;
    }

    return false;
  }

  public static function reset_sys_admins_rights()
  {
    $conn = connection::getInstance();
    $users = self::get_sys_admins();

    $sql = "SELECT * FROM sbas";

    if ($rs = $conn->query($sql))
    {
      while ($row = $conn->fetch_assoc($rs))
      {

        foreach ($users as $usr_id => $value)
        {
          $sql = "REPLACE INTO sbasusr (sbas_id,usr_id,bas_manage,bas_modify_struct,bas_modif_th,bas_chupub) VALUES ('" . $conn->escape_string($row['sbas_id']) . "','" . $conn->escape_string($usr_id) . "','1','1','1','1')";
          $conn->query($sql);

          $sql = "SELECT * FROM bas WHERE sbas_id = '" . $conn->escape_string($row['sbas_id']) . "'";
          if ($rsB = $conn->query($sql))
          {
            while ($rowB = $conn->fetch_assoc($rsB))
            {
              $sql = "REPLACE INTO basusr " .
                      " (base_id,usr_id,canpreview,canhd,canputinalbum,candwnldhd,candwnldsubdef,candwnldpreview,cancmd,canadmin,actif,canreport,canpush,creationdate,canaddrecord,canmodifrecord,candeleterecord,chgstatus,imgtools,manage,modify_struct,bas_manage,bas_modify_struct)" .
                      " VALUES " .
                      " ('" . $conn->escape_string($rowB['base_id']) . "','" . $conn->escape_string($usr_id) . "','1','1','1','1','1','1','1','1','1','1','1',now(),'1','1','1','1','1','1','1','1','1')";
              $conn->query($sql);
            }
          }
          self::clear_cache($usr_id);
        }
      }
    }
    return;
  }

  public static function get_locale($usr_id)
  {
    $conn = connection::getInstance();

    $locale = GV_default_lng;

    $sql = "SELECT locale FROM usr WHERE usr_id = '" . $usr_id . "'";
    if ($rs = $conn->query($sql))
    {
      if ($row = $conn->fetch_assoc($rs))
      {
        $locale = $row['locale'];
      }
    }
    return $locale;
  }

  public static function create_special($usr_login)
  {
    $ret = false;
    try
    {
      $conn = connection::getInstance();

      $user = new user();

      $user->password = $usr_login;
      $user->login = $usr_login;
      $user->email = '';
      $user->superu = false;
      $user->is_admin = false;

      $id = $user->save();
      $ret = self::getInstance($id);
    }
    catch (Exception $e)
    {
      
    }
    return $ret;
  }

}