includes/specials/SpecialUserLogin.php

   1 <?php
   2 /**
   3  * Implements Special:UserLogin
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup SpecialPage
  22  */
  23
  24 use MediaWiki\Auth\AuthManager;
  25 use MediaWiki\Logger\LoggerFactory;
  26
  27 /**
  28  * Implements Special:UserLogin
  29  *
  30  * @ingroup SpecialPage
  31  */
  32 class SpecialUserLogin extends LoginSignupSpecialPage {
  33         protected static $allowedActions = [
  34                 AuthManager::ACTION_LOGIN,
  35                 AuthManager::ACTION_LOGIN_CONTINUE
  36         ];
  37
  38         protected static $messages = [
  39                 'authform-newtoken' => 'nocookiesforlogin',
  40                 'authform-notoken' => 'sessionfailure',
  41                 'authform-wrongtoken' => 'sessionfailure',
  42         ];
  43
  44         public function __construct() {
  45                 parent::__construct( 'Userlogin' );
  46         }
  47
  48         public function doesWrites() {
  49                 return true;
  50         }
  51
  52         protected function getLoginSecurityLevel() {
  53                 return false;
  54         }
  55
  56         protected function getDefaultAction( $subPage ) {
  57                 return AuthManager::ACTION_LOGIN;
  58         }
  59
  60         public function getDescription() {
  61                 return $this->msg( 'login' )->text();
  62         }
  63
  64         public function setHeaders() {
  65                 // override the page title if we are doing a forced reauthentication
  66                 parent::setHeaders();
  67                 if ( $this->securityLevel && $this->getUser()->isLoggedIn() ) {
  68                         $this->getOutput()->setPageTitle( $this->msg( 'login-security' ) );
  69                 }
  70         }
  71
  72         protected function isSignup() {
  73                 return false;
  74         }
  75
  76         protected function beforeExecute( $subPage ) {
  77                 if ( $subPage === 'signup' || $this->getRequest()->getText( 'type' ) === 'signup' ) {
  78                         // B/C for old account creation URLs
  79                         $title = SpecialPage::getTitleFor( 'CreateAccount' );
  80                         $query = array_diff_key( $this->getRequest()->getValues(),
  81                                 array_fill_keys( [ 'type', 'title' ], true ) );
  82                         $url = $title->getFullURL( $query, false, PROTO_CURRENT );
  83                         $this->getOutput()->redirect( $url );
  84                         return false;
  85                 }
  86                 return parent::beforeExecute( $subPage );
  87         }
  88
  89         /**
  90          * Run any hooks registered for logins, then HTTP redirect to
  91          * $this->mReturnTo (or Main Page if that's undefined).  Formerly we had a
  92          * nice message here, but that's really not as useful as just being sent to
  93          * wherever you logged in from.  It should be clear that the action was
  94          * successful, given the lack of error messages plus the appearance of your
  95          * name in the upper right.
  96          * @param bool $direct True if the action was successful just now; false if that happened
  97          *    pre-redirection (so this handler was called already)
  98          * @param StatusValue|null $extraMessages
  99          */
 100         protected function successfulAction( $direct = false, $extraMessages = null ) {
 101                 global $wgSecureLogin;
 102
 103                 $user = $this->targetUser ?: $this->getUser();
 104                 $session = $this->getRequest()->getSession();
 105
 106                 if ( $direct ) {
 107                         $user->touch();
 108
 109                         $this->clearToken();
 110
 111                         if ( $user->requiresHTTPS() ) {
 112                                 $this->mStickHTTPS = true;
 113                         }
 114                         $session->setForceHTTPS( $wgSecureLogin && $this->mStickHTTPS );
 115
 116                         // If the user does not have a session cookie at this point, they probably need to
 117                         // do something to their browser.
 118                         if ( !$this->hasSessionCookie() ) {
 119                                 $this->mainLoginForm( [ /*?*/ ], $session->getProvider()->whyNoSession() );
 120                                 // TODO something more specific? This used to use nocookieslogin
 121                                 return;
 122                         }
 123                 }
 124
 125                 # Run any hooks; display injected HTML if any, else redirect
 126                 $injected_html = '';
 127                 Hooks::run( 'UserLoginComplete', [ &$user, &$injected_html, $direct ] );
 128
 129                 if ( $injected_html !== '' || $extraMessages ) {
 130                         $this->showSuccessPage( 'success', $this->msg( 'loginsuccesstitle' ),
 131                                 'loginsuccess', $injected_html, $extraMessages );
 132                 } else {
 133                         $helper = new LoginHelper( $this->getContext() );
 134                         $helper->showReturnToPage( 'successredirect', $this->mReturnTo, $this->mReturnToQuery,
 135                                 $this->mStickHTTPS );
 136                 }
 137         }
 138
 139         protected function getToken() {
 140                 return $this->getRequest()->getSession()->getToken( '', 'login' );
 141         }
 142
 143         protected function clearToken() {
 144                 return $this->getRequest()->getSession()->resetToken( 'login' );
 145         }
 146
 147         protected function getTokenName() {
 148                 return 'wpLoginToken';
 149         }
 150
 151         protected function getGroupName() {
 152                 return 'login';
 153         }
 154
 155         protected function logAuthResult( $success, $status = null ) {
 156                 LoggerFactory::getInstance( 'authevents' )->info( 'Login attempt', [
 157                         'event' => 'login',
 158                         'successful' => $success,
 159                         'status' => $status,
 160                 ] );
 161         }
 162 }