Marius Cramer
2013-10-14 d9bcf68e395d6156645a7974b1a992aa6e6c00aa
interface/web/login/index.php
@@ -36,40 +36,49 @@
   private $target = '';
   private $app;
   private $conf;
   public function render() {
      global $app, $conf;
      /* Redirect to page, if login form was NOT send */
      if(count($_POST) == 0) {
         if(isset($_SESSION['s']['user']) && is_array($_SESSION['s']['user']) && is_array($_SESSION['s']['module'])) {
            die('HEADER_REDIRECT:'.$_SESSION['s']['module']['startpage']);
         }
      }
      $app->uses('tpl');
      $app->tpl->newTemplate('form.tpl.htm');
       $error = '';
      $app->load_language_file('web/login/lib/lang/'.$conf["language"].'.lng');
      //* Login Form was send
      // Maintenance mode
      $maintenance_mode = false;
      $maintenance_mode_error = '';
      $app->uses('ini_parser,getconf');
      $server_config_array = $app->getconf->get_global_config('misc');
      if($server_config_array['maintenance_mode'] == 'y'){
         $maintenance_mode = true;
         $maintenance_mode_error = $app->lng('error_maintenance_mode');
      }
      //* Login Form was sent
      if(count($_POST) > 0) {
         //** Check variables
         if(!preg_match("/^[\w\.\-\_]{1,64}$/", $_POST['username'])) $error = $app->lng('user_regex_error');
         if(!preg_match("/^[\w\.\-\_\@]{1,128}$/", $_POST['username'])) $error = $app->lng('user_regex_error');
         if(!preg_match("/^.{1,64}$/i", $_POST['passwort'])) $error = $app->lng('pw_error_length');
           //** iporting variables
           $ip      = $app->db->quote(ip2long($_SERVER['REMOTE_ADDR']));
           $username = $app->db->quote($_POST['username']);
           $passwort = $app->db->quote($_POST['passwort']);
         $loginAs  = false;
         $time = time();
           if($username != '' && $passwort != '' && $error == '') {
            /*
             *  Check, if there is a "login as" instead of a "normal" login
@@ -102,72 +111,136 @@
              //* Check if there are already wrong logins
              $sql = "SELECT * FROM `attempts_login` WHERE `ip`= '{$ip}' AND  `login_time` > (NOW() - INTERVAL 1 MINUTE) LIMIT 1";
              $alreadyfailed = $app->db->queryOneRecord($sql);
              //* login to much wrong
              //* too many failedlogins
              if($alreadyfailed['times'] > 5) {
                 $error = $app->lng('error_user_too_many_logins');
              } else {
               if ($loginAs){
                    $sql = "SELECT * FROM sys_user WHERE USERNAME = '$username' and PASSWORT = '". $passwort. "'";
                  $user = $app->db->queryOneRecord($sql);
               } else {
                    $sql = "SELECT * FROM sys_user WHERE USERNAME = '$username'";
                  $user = $app->db->queryOneRecord($sql);
                  if($user) {
                     $saved_password = stripslashes($user['passwort']);
                     if(substr($saved_password,0,3) == '$1$') {
                        //* The password is crypt-md5 encrypted
                  if(stristr($username,'@')) {
                     //* mailuser login
                     $sql = "SELECT * FROM mail_user WHERE login = '$username'";
                     $mailuser = $app->db->queryOneRecord($sql);
                     $user = false;
                     if($mailuser) {
                        $saved_password = stripslashes($mailuser['password']);
                        $salt = '$1$'.substr($saved_password,3,8).'$';
                        if(crypt(stripslashes($passwort),$salt) != $saved_password) {
                           $user = false;
                        //* Check if mailuser password is correct
                        if(crypt(stripslashes($passwort),$salt) == $saved_password) {
                           //* we build a fake user here which has access to the mailuser module only and userid 0
                           $user = array();
                           $user['userid'] = 0;
                           $user['active'] = 1;
                           $user['startmodule'] = 'mailuser';
                           $user['modules'] = 'mailuser';
                           $user['typ'] = 'user';
                           $user['email'] = $mailuser['email'];
                           $user['username'] = $username;
                           $user['language'] = $conf['language'];
                           $user['theme'] = $conf['theme'];
                           $user['app_theme'] = $conf['theme'];
                           $user['mailuser_id'] = $mailuser['mailuser_id'];
                           $user['default_group'] = $mailuser['sys_groupid'];
                        }
                     }
                  } else {
                     //* normal cp user login
                     $sql = "SELECT * FROM sys_user WHERE USERNAME = '$username'";
                     $user = $app->db->queryOneRecord($sql);
                     if($user) {
                        $saved_password = stripslashes($user['passwort']);
                        if(substr($saved_password,0,3) == '$1$') {
                           //* The password is crypt-md5 encrypted
                           $salt = '$1$'.substr($saved_password,3,8).'$';
                           if(crypt(stripslashes($passwort),$salt) != $saved_password) {
                              $user = false;
                           }
                        } else {
                           //* The password is md5 encrypted
                           if(md5($passwort) != $saved_password) {
                              $user = false;
                           }
                        }
                     } else {
                        //* The password is md5 encrypted
                        if(md5($passwort) != $saved_password) {
                           $user = false;
                        }
                        $user = false;
                     }
                  } else {
                     $user = false;
                  }
               }
                  if($user) {
                      if($user['active'] == 1) {
                         // User login right, so attempts can be deleted
                         $sql = "DELETE FROM `attempts_login` WHERE `ip`='{$ip}'";
                         $app->db->query($sql);
                         $user = $app->db->toLower($user);
                     if ($loginAs) $oldSession = $_SESSION['s'];
                          $_SESSION = array();
                     if ($loginAs) $_SESSION['s_old'] = $oldSession; // keep the way back!
                          $_SESSION['s']['user'] = $user;
                          $_SESSION['s']['user']['theme'] = isset($user['app_theme']) ? $user['app_theme'] : 'default';
                          $_SESSION['s']['language'] = $user['language'];
                     $_SESSION["s"]['theme'] = $_SESSION['s']['user']['theme'];
                     if(is_file($_SESSION['s']['user']['startmodule'].'/lib/module.conf.php')) {
                        include_once($_SESSION['s']['user']['startmodule'].'/lib/module.conf.php');
                        $_SESSION['s']['module'] = $module;
                     // Maintenance mode - allow logins only when maintenance mode is off or if the user is admin
                     if(!$maintenance_mode || $user['typ'] == 'admin'){
                        // User login right, so attempts can be deleted
                        $sql = "DELETE FROM `attempts_login` WHERE `ip`='{$ip}'";
                        $app->db->query($sql);
                        $user = $app->db->toLower($user);
                        if ($loginAs) $oldSession = $_SESSION['s'];
                        session_regenerate_id();
                        $_SESSION = array();
                        if ($loginAs) $_SESSION['s_old'] = $oldSession; // keep the way back!
                        $_SESSION['s']['user'] = $user;
                        $_SESSION['s']['user']['theme'] = isset($user['app_theme']) ? $user['app_theme'] : 'default';
                        $_SESSION['s']['language'] = $user['language'];
                        $_SESSION["s"]['theme'] = $_SESSION['s']['user']['theme'];
                        if(is_file($_SESSION['s']['user']['startmodule'].'/lib/module.conf.php')) {
                           include_once($_SESSION['s']['user']['startmodule'].'/lib/module.conf.php');
                                    $menu_dir = ISPC_WEB_PATH.'/' . $_SESSION['s']['user']['startmodule'] . '/lib/menu.d';
                                    if (is_dir($menu_dir)) {
                                        if ($dh = opendir($menu_dir)) {
                                            //** Go through all files in the menu dir
                                            while (($file = readdir($dh)) !== false) {
                                                if ($file != '.' && $file != '..' && substr($file, -9, 9) == '.menu.php' && $file != 'dns_resync.menu.php') {
                                                    include_once($menu_dir . '/' . $file);
                                                }
                                            }
                                        }
                                    }
                           $_SESSION['s']['module'] = $module;
                        }
                                // check if the user theme is valid
                                if($_SESSION['s']['user']['theme'] != 'default') {
                                    $tmp_path = ISPC_THEMES_PATH."/".$_SESSION['s']['user']['theme'];
                                    if(!@is_dir($tmp_path) || !@file_exists($tmp_path."/ispconfig_version") || trim(file_get_contents($tmp_path."/ispconfig_version")) != ISPC_APP_VERSION) {
                                        // fall back to default theme if this one is not compatible with current ispc version
                                        $_SESSION['s']['user']['theme'] = 'default';
                                        $_SESSION['s']['theme'] = 'default';
                                        $_SESSION['show_error_msg'] = $app->lng('theme_not_compatible');
                                    }
                                }
                        $app->plugin->raiseEvent('login',$this);
                        //* Save successfull login message to var
                        $authlog = 'Successful login for user \''. $username .'\' from '. long2ip($ip) .' at '. date('Y-m-d H:i:s');
                        $authlog_handle = fopen($conf['ispconfig_log_dir'].'/auth.log', 'a');
                        fwrite($authlog_handle, $authlog ."\n");
                        fclose($authlog_handle);
                        /*
                        * We need LOGIN_REDIRECT instead of HEADER_REDIRECT to load the
                        * new theme, if the logged-in user has another
                        */
                        echo 'LOGIN_REDIRECT:'.$_SESSION['s']['module']['startpage'];
                        exit;
                     }
                     $app->plugin->raiseEvent('login',$this);
                     /*
                      * We need LOGIN_REDIRECT instead of HEADER_REDIRECT to load the
                      * new theme, if the logged-in user has another
                      */
                     echo 'LOGIN_REDIRECT:'.$_SESSION['s']['module']['startpage'];
                            exit;
                      } else {
                         $error = $app->lng('error_user_blocked');
                      }
                 } else {
                    if(!$alreadyfailed['times'] )
                    {
@@ -182,34 +255,43 @@
                     //* Incorrect login - Username and password incorrect
                      $error = $app->lng('error_user_password_incorrect');
                      if($app->db->errorMessage != '') $error .= '<br />'.$app->db->errorMessage != '';
                  $app->plugin->raiseEvent('login_failed',$this);
                  $app->plugin->raiseEvent('login_failed',$this);
                  //* Save failed login message to var
                  $authlog = 'Failed login for user \''. $username .'\' from '. long2ip($ip) .' at '. date('Y-m-d H:i:s');
                  $authlog_handle = fopen($conf['ispconfig_log_dir'].'/auth.log', 'a');
                  fwrite($authlog_handle, $authlog ."\n");
                  fclose($authlog_handle);
                    }
              }
            } else {
                //* Username or password empty
               if($error == '') $error = $app->lng('error_user_password_empty');
            $app->plugin->raiseEvent('login_empty',$this);
           }
      }
      // Maintenance mode - show message when people try to log in and also when people are forcedly logged off
      if($maintenance_mode_error != '') $error = '<strong>'.$maintenance_mode_error.'</strong><br><br>'.$error;
      if($error != ''){
           $error = '<div class="box box_error"><h1>Error</h1>'.$error.'</div>';
      }
      $app->tpl->setVar('error', $error);
        $app->tpl->setVar('pw_lost_txt', $app->lng('pw_lost_txt'));
      $app->tpl->setVar('username_txt', $app->lng('username_txt'));
      $app->tpl->setVar('password_txt', $app->lng('password_txt'));
      $app->tpl->setVar('login_button_txt', $app->lng('login_button_txt'));
      $app->tpl->setInclude('content_tpl','login/templates/index.htm');
      $app->tpl_defaults();
      $this->status = 'OK';
      return $app->tpl->grab();
   } // << end function
} // << end class