includes/api/ApiCreateAccount.php

   1 <?php
   2 /**
   3  * Created on August 7, 2012
   4  *
   5  * Copyright © 2012 Tyler Romeo <tylerromeo@gmail.com>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  * http://www.gnu.org/copyleft/gpl.html
  21  *
  22  * @file
  23  */
  24
  25 /**
  26  * Unit to authenticate account registration attempts to the current wiki.
  27  *
  28  * @ingroup API
  29  */
  30 class ApiCreateAccount extends ApiBase {
  31         public function execute() {
  32                 // If we're in JSON callback mode, no tokens can be obtained
  33                 if ( !is_null( $this->getMain()->getRequest()->getVal( 'callback' ) ) ) {
  34                         $this->dieUsage( 'Cannot create account when using a callback', 'aborted' );
  35                 }
  36
  37                 // $loginForm->addNewaccountInternal will throw exceptions
  38                 // if wiki is read only (already handled by api), user is blocked or does not have rights.
  39                 // Use userCan in order to hit GlobalBlock checks (according to Special:userlogin)
  40                 $loginTitle = SpecialPage::getTitleFor( 'Userlogin' );
  41                 if ( !$loginTitle->userCan( 'createaccount', $this->getUser() ) ) {
  42                         $this->dieUsage(
  43                                 'You do not have the right to create a new account',
  44                                 'permdenied-createaccount'
  45                         );
  46                 }
  47                 if ( $this->getUser()->isBlockedFromCreateAccount() ) {
  48                         $this->dieUsage( 'You cannot create a new account because you are blocked', 'blocked' );
  49                 }
  50
  51                 $params = $this->extractRequestParams();
  52
  53                 // Init session if necessary
  54                 if ( session_id() == '' ) {
  55                         wfSetupSession();
  56                 }
  57
  58                 if ( $params['mailpassword'] && !$params['email'] ) {
  59                         $this->dieUsageMsg( 'noemail' );
  60                 }
  61
  62                 if ( $params['language'] && !Language::isSupportedLanguage( $params['language'] ) ) {
  63                         $this->dieUsage( 'Invalid language parameter', 'langinvalid' );
  64                 }
  65
  66                 $context = new DerivativeContext( $this->getContext() );
  67                 $context->setRequest( new DerivativeRequest(
  68                         $this->getContext()->getRequest(),
  69                         array(
  70                                 'type' => 'signup',
  71                                 'uselang' => $params['language'],
  72                                 'wpName' => $params['name'],
  73                                 'wpPassword' => $params['password'],
  74                                 'wpRetype' => $params['password'],
  75                                 'wpDomain' => $params['domain'],
  76                                 'wpEmail' => $params['email'],
  77                                 'wpRealName' => $params['realname'],
  78                                 'wpCreateaccountToken' => $params['token'],
  79                                 'wpCreateaccount' => $params['mailpassword'] ? null : '1',
  80                                 'wpCreateaccountMail' => $params['mailpassword'] ? '1' : null
  81                         )
  82                 ) );
  83
  84                 $loginForm = new LoginForm();
  85                 $loginForm->setContext( $context );
  86                 $loginForm->load();
  87
  88                 $status = $loginForm->addNewaccountInternal();
  89                 $result = array();
  90                 if ( $status->isGood() ) {
  91                         // Success!
  92                         global $wgEmailAuthentication;
  93                         $user = $status->getValue();
  94
  95                         if ( $params['language'] ) {
  96                                 $user->setOption( 'language', $params['language'] );
  97                         }
  98
  99                         if ( $params['mailpassword'] ) {
 100                                 // If mailpassword was set, disable the password and send an email.
 101                                 $user->setPassword( null );
 102                                 $status->merge( $loginForm->mailPasswordInternal(
 103                                         $user,
 104                                         false,
 105                                         'createaccount-title',
 106                                         'createaccount-text'
 107                                 ) );
 108                         } elseif ( $wgEmailAuthentication && Sanitizer::validateEmail( $user->getEmail() ) ) {
 109                                 // Send out an email authentication message if needed
 110                                 $status->merge( $user->sendConfirmationMail() );
 111                         }
 112
 113                         // Save settings (including confirmation token)
 114                         $user->saveSettings();
 115
 116                         wfRunHooks( 'AddNewAccount', array( $user, $params['mailpassword'] ) );
 117
 118                         if ( $params['mailpassword'] ) {
 119                                 $logAction = 'byemail';
 120                         } elseif ( $this->getUser()->isLoggedIn() ) {
 121                                 $logAction = 'create2';
 122                         } else {
 123                                 $logAction = 'create';
 124                         }
 125                         $user->addNewUserLogEntry( $logAction, (string)$params['reason'] );
 126
 127                         // Add username, id, and token to result.
 128                         $result['username'] = $user->getName();
 129                         $result['userid'] = $user->getId();
 130                         $result['token'] = $user->getToken();
 131                 }
 132
 133                 $apiResult = $this->getResult();
 134
 135                 if ( $status->hasMessage( 'sessionfailure' ) || $status->hasMessage( 'nocookiesfornew' ) ) {
 136                         // Token was incorrect, so add it to result, but don't throw an exception
 137                         // since not having the correct token is part of the normal
 138                         // flow of events.
 139                         $result['token'] = LoginForm::getCreateaccountToken();
 140                         $result['result'] = 'needtoken';
 141                 } elseif ( !$status->isOK() ) {
 142                         // There was an error. Die now.
 143                         $this->dieStatus( $status );
 144                 } elseif ( !$status->isGood() ) {
 145                         // Status is not good, but OK. This means warnings.
 146                         $result['result'] = 'warning';
 147
 148                         // Add any warnings to the result
 149                         $warnings = $status->getErrorsByType( 'warning' );
 150                         if ( $warnings ) {
 151                                 foreach ( $warnings as &$warning ) {
 152                                         $apiResult->setIndexedTagName( $warning['params'], 'param' );
 153                                 }
 154                                 $apiResult->setIndexedTagName( $warnings, 'warning' );
 155                                 $result['warnings'] = $warnings;
 156                         }
 157                 } else {
 158                         // Everything was fine.
 159                         $result['result'] = 'success';
 160                 }
 161
 162                 $apiResult->addValue( null, 'createaccount', $result );
 163         }
 164
 165         public function getDescription() {
 166                 return 'Create a new user account.';
 167         }
 168
 169         public function mustBePosted() {
 170                 return true;
 171         }
 172
 173         public function isReadMode() {
 174                 return false;
 175         }
 176
 177         public function isWriteMode() {
 178                 return true;
 179         }
 180
 181         public function getAllowedParams() {
 182                 global $wgEmailConfirmToEdit;
 183
 184                 return array(
 185                         'name' => array(
 186                                 ApiBase::PARAM_TYPE => 'user',
 187                                 ApiBase::PARAM_REQUIRED => true
 188                         ),
 189                         'password' => null,
 190                         'domain' => null,
 191                         'token' => null,
 192                         'email' => array(
 193                                 ApiBase::PARAM_TYPE => 'string',
 194                                 ApiBase::PARAM_REQUIRED => $wgEmailConfirmToEdit
 195                         ),
 196                         'realname' => null,
 197                         'mailpassword' => array(
 198                                 ApiBase::PARAM_TYPE => 'boolean',
 199                                 ApiBase::PARAM_DFLT => false
 200                         ),
 201                         'reason' => null,
 202                         'language' => null
 203                 );
 204         }
 205
 206         public function getParamDescription() {
 207                 $p = $this->getModulePrefix();
 208
 209                 return array(
 210                         'name' => 'Username',
 211                         'password' => "Password (ignored if {$p}mailpassword is set)",
 212                         'domain' => 'Domain for external authentication (optional)',
 213                         'token' => 'Account creation token obtained in first request',
 214                         'email' => 'Email address of user (optional)',
 215                         'realname' => 'Real name of user (optional)',
 216                         'mailpassword' => 'If set to any value, a random password will be emailed to the user',
 217                         'reason' => 'Optional reason for creating the account to be put in the logs',
 218                         'language'
 219                                 => 'Language code to set as default for the user (optional, defaults to content language)'
 220                 );
 221         }
 222
 223         public function getResultProperties() {
 224                 return array(
 225                         'createaccount' => array(
 226                                 'result' => array(
 227                                         ApiBase::PROP_TYPE => array(
 228                                                 'success',
 229                                                 'warning',
 230                                                 'needtoken'
 231                                         )
 232                                 ),
 233                                 'username' => array(
 234                                         ApiBase::PROP_TYPE => 'string',
 235                                         ApiBase::PROP_NULLABLE => true
 236                                 ),
 237                                 'userid' => array(
 238                                         ApiBase::PROP_TYPE => 'int',
 239                                         ApiBase::PROP_NULLABLE => true
 240                                 ),
 241                                 'token' => array(
 242                                         ApiBase::PROP_TYPE => 'string',
 243                                         ApiBase::PROP_NULLABLE => true
 244                                 ),
 245                         )
 246                 );
 247         }
 248
 249         public function getPossibleErrors() {
 250                 // Note the following errors aren't possible and don't need to be listed:
 251                 // sessionfailure, nocookiesfornew, badretype
 252                 $localErrors = array(
 253                         'wrongpassword', // Actually caused by wrong domain field. Riddle me that...
 254                         'sorbs_create_account_reason',
 255                         'noname',
 256                         'userexists',
 257                         'password-name-match', // from User::getPasswordValidity
 258                         'password-login-forbidden', // from User::getPasswordValidity
 259                         'noemailtitle',
 260                         'invalidemailaddress',
 261                         'externaldberror',
 262                         'acct_creation_throttle_hit',
 263                 );
 264
 265                 $errors = parent::getPossibleErrors();
 266                 // All local errors are from LoginForm, which means they're actually message keys.
 267                 foreach ( $localErrors as $error ) {
 268                         $errors[] = array(
 269                                 'code' => $error,
 270                                 'info' => wfMessage( $error )->inLanguage( 'en' )->useDatabase( false )->parse()
 271                         );
 272                 }
 273
 274                 $errors[] = array(
 275                         'code' => 'permdenied-createaccount',
 276                         'info' => 'You do not have the right to create a new account'
 277                 );
 278                 $errors[] = array(
 279                         'code' => 'blocked',
 280                         'info' => 'You cannot create a new account because you are blocked'
 281                 );
 282                 $errors[] = array(
 283                         'code' => 'aborted',
 284                         'info' => 'Account creation aborted by hook (info may vary)'
 285                 );
 286                 $errors[] = array(
 287                         'code' => 'langinvalid',
 288                         'info' => 'Invalid language parameter'
 289                 );
 290
 291                 // 'passwordtooshort' has parameters. :(
 292                 global $wgMinimalPasswordLength;
 293                 $errors[] = array(
 294                         'code' => 'passwordtooshort',
 295                         'info' => wfMessage( 'passwordtooshort', $wgMinimalPasswordLength )
 296                                 ->inLanguage( 'en' )->useDatabase( false )->parse()
 297                 );
 298
 299                 return $errors;
 300         }
 301
 302         public function getExamples() {
 303                 return array(
 304                         'api.php?action=createaccount&name=testuser&password=test123',
 305                         'api.php?action=createaccount&name=testmailuser&mailpassword=true&reason=MyReason',
 306                 );
 307         }
 308
 309         public function getHelpUrls() {
 310                 return 'https://www.mediawiki.org/wiki/API:Account_creation';
 311         }
 312 }