tbrehm
2012-01-27 b0711a41c9cd3628507c424aba889d94b0c2cef2
interface/web/login/index.php
@@ -41,55 +41,161 @@
      
      global $app, $conf;
      
      if(isset($_SESSION['s']['user']) && is_array($_SESSION['s']['user']) && is_array($_SESSION['s']['module'])) {
         die('HEADER_REDIRECT:'.$_SESSION['s']['module']['startpage']);
      /* 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 = '';
       $error = '';
      $app->load_language_file('web/login/lib/lang/'.$conf["language"].'.lng');
   
   
      //* Login Form was send
      if(count($_POST) > 0) {
           // iporting variables
         //** Check variables
         if(!preg_match("/^[\w\.\-\_\@]{1,128}$/", $_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']);
           $passwort = $app->db->quote($_POST['passwort']);
         $loginAs  = false;
         $time = time();
   
           if($username != '' and $passwort != '') {
              //* Check if there already wrong logins
              $sql = "SELECT * FROM `attempts_login` WHERE `ip`= '{$ip}' AND  `login_time` < NOW() + INTERVAL 15 MINUTE LIMIT 1";
           if($username != '' && $passwort != '' && $error == '') {
            /*
             *  Check, if there is a "login as" instead of a "normal" login
             */
            if (isset($_SESSION['s']['user']) && $_SESSION['s']['user']['active'] == 1){
               /*
                * only the admin can "login as" so if the user is NOT a admin, we
                * open the startpage (after killing the old session), so the user
                * is logout and has to start again!
                */
               if ($_SESSION['s']['user']['typ'] != 'admin') {
                  /*
                   * The actual user is NOT a admin, but maybe the admin
                   * has logged in as "normal" user bevore...
                   */
                  if (isset($_SESSION['s_old'])&& ($_SESSION['s_old']['user']['typ'] == 'admin')){
                     /* The "old" user is admin, so everything is ok */
                  }
                  else {
                     die("You don't have the right to 'login as'!");
                  }
               }
               $loginAs = true;
            }
            else {
               /* normal login */
               $loginAs = false;
            }
              //* 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
              if($alreadyfailed['times'] > 5) {
                 $error = $app->lng(1004);
                 $error = $app->lng('error_user_too_many_logins');
              } else {
                 $sql = "SELECT * FROM sys_user WHERE USERNAME = '$username' and ( PASSWORT = '".md5($passwort)."' or PASSWORT = password('$passwort') )";
                  $user = $app->db->queryOneRecord($sql);
               if ($loginAs){
                    $sql = "SELECT * FROM sys_user WHERE USERNAME = '$username' and PASSWORT = '". $passwort. "'";
                  $user = $app->db->queryOneRecord($sql);
               } else {
                  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($saved_password,3,8).'$';
                        //* 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['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 {
                        $user = false;
                     }
                  }
               }
                  if($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);
                          $_SESSION = array();
                          $_SESSION['s']['user'] = $user;
                          $_SESSION['s']['user']['theme'] = isset($user['app_theme']) ? $user['app_theme'] : 'default';
                          $_SESSION['s']['language'] = $user['language'];
                     if ($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'] = $module;
                     }
                     echo 'HEADER_REDIRECT:'.$_SESSION['s']['module']['startpage'];
                     $app->plugin->raiseEvent('login',$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(1003);
                         $error = $app->lng('error_user_blocked');
                      }
                 } else {
                    if(!$alreadyfailed['times'] )
@@ -103,13 +209,17 @@
                       $app->db->query($sql);
                    }
                     //* Incorrect login - Username and password incorrect
                      $error = $app->lng(1002);
                      $error = $app->lng('error_user_password_incorrect');
                      if($app->db->errorMessage != '') $error .= '<br />'.$app->db->errorMessage != '';
                  $app->plugin->raiseEvent('login_failed',$this);
                    }
              }
            } else {
                //* Username or password empty
               $error = $app->lng(1001);
               if($error == '') $error = $app->lng('error_user_password_empty');
            $app->plugin->raiseEvent('login_empty',$this);
           }
      }
      if($error != ''){
@@ -119,6 +229,9 @@
   
   
      $app->tpl->setVar('error', $error);
      $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();