includes/api/ApiLogin.php

   1 <?php
   2 /**
   3  *
   4  *
   5  * Created on Sep 19, 2006
   6  *
   7  * Copyright © 2006-2007 Yuri Astrakhan "<Firstname><Lastname>@gmail.com",
   8  * Daniel Cannon (cannon dot danielc at gmail dot com)
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License along
  21  * with this program; if not, write to the Free Software Foundation, Inc.,
  22  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  23  * http://www.gnu.org/copyleft/gpl.html
  24  *
  25  * @file
  26  */
  27
  28 /**
  29  * Unit to authenticate log-in attempts to the current wiki.
  30  *
  31  * @ingroup API
  32  */
  33 class ApiLogin extends ApiBase {
  34
  35         public function __construct( ApiMain $main, $action ) {
  36                 parent::__construct( $main, $action, 'lg' );
  37         }
  38
  39         /**
  40          * Executes the log-in attempt using the parameters passed. If
  41          * the log-in succeeds, it attaches a cookie to the session
  42          * and outputs the user id, username, and session token. If a
  43          * log-in fails, as the result of a bad password, a nonexistent
  44          * user, or any other reason, the host is cached with an expiry
  45          * and no log-in attempts will be accepted until that expiry
  46          * is reached. The expiry is $this->mLoginThrottle.
  47          */
  48         public function execute() {
  49                 // If we're in a mode that breaks the same-origin policy, no tokens can
  50                 // be obtained
  51                 if ( $this->lacksSameOriginSecurity() ) {
  52                         $this->getResult()->addValue( null, 'login', array(
  53                                 'result' => 'Aborted',
  54                                 'reason' => 'Cannot log in when the same-origin policy is not applied',
  55                         ) );
  56
  57                         return;
  58                 }
  59
  60                 $params = $this->extractRequestParams();
  61
  62                 $result = array();
  63
  64                 // Init session if necessary
  65                 if ( session_id() == '' ) {
  66                         wfSetupSession();
  67                 }
  68
  69                 $context = new DerivativeContext( $this->getContext() );
  70                 $context->setRequest( new DerivativeRequest(
  71                         $this->getContext()->getRequest(),
  72                         array(
  73                                 'wpName' => $params['name'],
  74                                 'wpPassword' => $params['password'],
  75                                 'wpDomain' => $params['domain'],
  76                                 'wpLoginToken' => $params['token'],
  77                                 'wpRemember' => ''
  78                         )
  79                 ) );
  80                 $loginForm = new LoginForm();
  81                 $loginForm->setContext( $context );
  82
  83                 $authRes = $loginForm->authenticateUserData();
  84                 switch ( $authRes ) {
  85                         case LoginForm::SUCCESS:
  86                                 $user = $context->getUser();
  87                                 $this->getContext()->setUser( $user );
  88                                 $user->setCookies( $this->getRequest(), null, true );
  89
  90                                 ApiQueryInfo::resetTokenCache();
  91
  92                                 // Run hooks.
  93                                 // @todo FIXME: Split back and frontend from this hook.
  94                                 // @todo FIXME: This hook should be placed in the backend
  95                                 $injected_html = '';
  96                                 Hooks::run( 'UserLoginComplete', array( &$user, &$injected_html ) );
  97
  98                                 $result['result'] = 'Success';
  99                                 $result['lguserid'] = intval( $user->getId() );
 100                                 $result['lgusername'] = $user->getName();
 101                                 $result['lgtoken'] = $user->getToken();
 102                                 $result['cookieprefix'] = $this->getConfig()->get( 'CookiePrefix' );
 103                                 $result['sessionid'] = session_id();
 104                                 break;
 105
 106                         case LoginForm::NEED_TOKEN:
 107                                 $result['result'] = 'NeedToken';
 108                                 $result['token'] = $loginForm->getLoginToken();
 109                                 $result['cookieprefix'] = $this->getConfig()->get( 'CookiePrefix' );
 110                                 $result['sessionid'] = session_id();
 111                                 break;
 112
 113                         case LoginForm::WRONG_TOKEN:
 114                                 $result['result'] = 'WrongToken';
 115                                 break;
 116
 117                         case LoginForm::NO_NAME:
 118                                 $result['result'] = 'NoName';
 119                                 break;
 120
 121                         case LoginForm::ILLEGAL:
 122                                 $result['result'] = 'Illegal';
 123                                 break;
 124
 125                         case LoginForm::WRONG_PLUGIN_PASS:
 126                                 $result['result'] = 'WrongPluginPass';
 127                                 break;
 128
 129                         case LoginForm::NOT_EXISTS:
 130                                 $result['result'] = 'NotExists';
 131                                 break;
 132
 133                         // bug 20223 - Treat a temporary password as wrong. Per SpecialUserLogin:
 134                         // The e-mailed temporary password should not be used for actual logins.
 135                         case LoginForm::RESET_PASS:
 136                         case LoginForm::WRONG_PASS:
 137                                 $result['result'] = 'WrongPass';
 138                                 break;
 139
 140                         case LoginForm::EMPTY_PASS:
 141                                 $result['result'] = 'EmptyPass';
 142                                 break;
 143
 144                         case LoginForm::CREATE_BLOCKED:
 145                                 $result['result'] = 'CreateBlocked';
 146                                 $result['details'] = 'Your IP address is blocked from account creation';
 147                                 break;
 148
 149                         case LoginForm::THROTTLED:
 150                                 $result['result'] = 'Throttled';
 151                                 $throttle = $this->getConfig()->get( 'PasswordAttemptThrottle' );
 152                                 $result['wait'] = intval( $throttle['seconds'] );
 153                                 break;
 154
 155                         case LoginForm::USER_BLOCKED:
 156                                 $result['result'] = 'Blocked';
 157                                 break;
 158
 159                         case LoginForm::ABORTED:
 160                                 $result['result'] = 'Aborted';
 161                                 $result['reason'] = $loginForm->mAbortLoginErrorMsg;
 162                                 break;
 163
 164                         default:
 165                                 ApiBase::dieDebug( __METHOD__, "Unhandled case value: {$authRes}" );
 166                 }
 167
 168                 $this->getResult()->addValue( null, 'login', $result );
 169         }
 170
 171         public function mustBePosted() {
 172                 return true;
 173         }
 174
 175         public function isReadMode() {
 176                 return false;
 177         }
 178
 179         public function getAllowedParams() {
 180                 return array(
 181                         'name' => null,
 182                         'password' => array(
 183                                 ApiBase::PARAM_TYPE => 'password',
 184                         ),
 185                         'domain' => null,
 186                         'token' => null,
 187                 );
 188         }
 189
 190         protected function getExamplesMessages() {
 191                 return array(
 192                         'action=login&lgname=user&lgpassword=password'
 193                                 => 'apihelp-login-example-gettoken',
 194                         'action=login&lgname=user&lgpassword=password&lgtoken=123ABC'
 195                                 => 'apihelp-login-example-login',
 196                 );
 197         }
 198
 199         public function getHelpUrls() {
 200                 return 'https://www.mediawiki.org/wiki/API:Login';
 201         }
 202 }