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
  33                 // $loginForm->addNewaccountInternal will throw exceptions
  34                 // if wiki is read only (already handled by api), user is blocked or does not have rights.
  35                 // Use userCan in order to hit GlobalBlock checks (according to Special:userlogin)
  36                 $loginTitle = SpecialPage::getTitleFor( 'Userlogin' );
  37                 if ( !$loginTitle->userCan( 'createaccount', $this->getUser() ) ) {
  38                         $this->dieUsage( 'You do not have the right to create a new account', 'permdenied-createaccount' );
  39                 }
  40                 if ( $this->getUser()->isBlockedFromCreateAccount() ) {
  41                         $this->dieUsage( 'You cannot create a new account because you are blocked', 'blocked' );
  42                 }
  43
  44                 $params = $this->extractRequestParams();
  45
  46                 // Init session if necessary
  47                 if ( session_id() == '' ) {
  48                         wfSetupSession();
  49                 }
  50
  51                 if( $params['mailpassword'] && !$params['email'] ) {
  52                         $this->dieUsageMsg( 'noemail' );
  53                 }
  54
  55                 if ( $params['language'] && !Language::isSupportedLanguage( $params['language'] ) ) {
  56                         $this->dieUsage( 'Invalid language parameter', 'langinvalid' );
  57                 }
  58
  59                 $context = new DerivativeContext( $this->getContext() );
  60                 $context->setRequest( new DerivativeRequest(
  61                         $this->getContext()->getRequest(),
  62                         array(
  63                                 'type' => 'signup',
  64                                 'uselang' => $params['language'],
  65                                 'wpName' => $params['name'],
  66                                 'wpPassword' => $params['password'],
  67                                 'wpRetype' => $params['password'],
  68                                 'wpDomain' => $params['domain'],
  69                                 'wpEmail' => $params['email'],
  70                                 'wpRealName' => $params['realname'],
  71                                 'wpCreateaccountToken' => $params['token'],
  72                                 'wpCreateaccount' => $params['mailpassword'] ? null : '1',
  73                                 'wpCreateaccountMail' => $params['mailpassword'] ? '1' : null
  74                         )
  75                 ) );
  76
  77                 $loginForm = new LoginForm();
  78                 $loginForm->setContext( $context );
  79                 $loginForm->load();
  80
  81                 $status = $loginForm->addNewaccountInternal();
  82                 $result = array();
  83                 if( $status->isGood() ) {
  84                         // Success!
  85                         global $wgEmailAuthentication;
  86                         $user = $status->getValue();
  87
  88                         if( $params['language'] ) {
  89                                 $user->setOption( 'language', $params['language'] );
  90                         }
  91
  92                         if( $params['mailpassword'] ) {
  93                                 // If mailpassword was set, disable the password and send an email.
  94                                 $user->setPassword( null );
  95                                 $status->merge( $loginForm->mailPasswordInternal( $user, false, 'createaccount-title', 'createaccount-text' ) );
  96                         } elseif( $wgEmailAuthentication && Sanitizer::validateEmail( $user->getEmail() ) ) {
  97                                 // Send out an email authentication message if needed
  98                                 $status->merge( $user->sendConfirmationMail() );
  99                         }
 100
 101                         // Save settings (including confirmation token)
 102                         $user->saveSettings();
 103
 104                         wfRunHooks( 'AddNewAccount', array( $user, $params['mailpassword'] ) );
 105
 106                         if ( $params['mailpassword'] ) {
 107                                 $logAction = 'byemail';
 108                         } elseif ( $this->getUser()->isLoggedIn() ) {
 109                                 $logAction = 'create2';
 110                         } else {
 111                                 $logAction = 'create';
 112                         }
 113                         $user->addNewUserLogEntry( $logAction, (string)$params['reason'] );
 114
 115                         // Add username, id, and token to result.
 116                         $result['username'] = $user->getName();
 117                         $result['userid'] = $user->getId();
 118                         $result['token'] = $user->getToken();
 119                 }
 120
 121                 $apiResult = $this->getResult();
 122
 123                 if( $status->hasMessage( 'sessionfailure' ) || $status->hasMessage( 'nocookiesfornew' ) ) {
 124                         // Token was incorrect, so add it to result, but don't throw an exception
 125                         // since not having the correct token is part of the normal
 126                         // flow of events.
 127                         $result['token'] = LoginForm::getCreateaccountToken();
 128                         $result['result'] = 'needtoken';
 129                 } elseif( !$status->isOK() ) {
 130                         // There was an error. Die now.
 131                         // Cannot use dieUsageMsg() directly because extensions
 132                         // might return custom error messages.
 133                         $errors = $status->getErrorsArray();
 134                         if( $errors[0] instanceof Message ) {
 135                                 $code = 'aborted';
 136                                 $desc = $errors[0];
 137                         } else {
 138                                 $code = array_shift( $errors[0] );
 139                                 $desc = wfMessage( $code, $errors[0] );
 140                         }
 141                         $this->dieUsage( $desc, $code );
 142                 } elseif( !$status->isGood() ) {
 143                         // Status is not good, but OK. This means warnings.
 144                         $result['result'] = 'warning';
 145
 146                         // Add any warnings to the result
 147                         $warnings = $status->getErrorsByType( 'warning' );
 148                         if( $warnings ) {
 149                                 foreach( $warnings as &$warning ) {
 150                                         $apiResult->setIndexedTagName( $warning['params'], 'param' );
 151                                 }
 152                                 $apiResult->setIndexedTagName( $warnings, 'warning' );
 153                                 $result['warnings'] = $warnings;
 154                         }
 155                 } else {
 156                         // Everything was fine.
 157                         $result['result'] = 'success';
 158                 }
 159
 160                 $apiResult->addValue( null, 'createaccount', $result );
 161         }
 162
 163         public function getDescription() {
 164                 return 'Create a new user account.';
 165         }
 166
 167         public function mustBePosted() {
 168                 return true;
 169         }
 170
 171         public function isReadMode() {
 172                 return false;
 173         }
 174
 175         public function isWriteMode() {
 176                 return true;
 177         }
 178
 179         public function getAllowedParams() {
 180                 global $wgEmailConfirmToEdit;
 181                 return array(
 182                         'name' => array(
 183                                 ApiBase::PARAM_TYPE => 'user',
 184                                 ApiBase::PARAM_REQUIRED => true
 185                         ),
 186                         'password' => null,
 187                         'domain' => null,
 188                         'token' => null,
 189                         'email' => array(
 190                                 ApiBase::PARAM_TYPE => 'string',
 191                                 ApiBase::PARAM_REQUIRED => $wgEmailConfirmToEdit
 192                         ),
 193                         'realname' => null,
 194                         'mailpassword' => array(
 195                                 ApiBase::PARAM_TYPE => 'boolean',
 196                                 ApiBase::PARAM_DFLT => false
 197                         ),
 198                         'reason' => null,
 199                         'language' => null
 200                 );
 201         }
 202
 203         public function getParamDescription() {
 204                 $p = $this->getModulePrefix();
 205                 return array(
 206                         'name' => 'Username',
 207                         'password' => "Password (ignored if {$p}mailpassword is set)",
 208                         'domain' => 'Domain for external authentication (optional)',
 209                         'token' => 'Account creation token obtained in first request',
 210                         'email' => 'Email address of user (optional)',
 211                         'realname' => 'Real name of user (optional)',
 212                         'mailpassword' => 'If set to any value, a random password will be emailed to the user',
 213                         'reason' => 'Optional reason for creating the account to be put in the logs',
 214                         'language' => 'Language code to set as default for the user (optional, defaults to content language)'
 215                 );
 216         }
 217
 218         public function getResultProperties() {
 219                 return array(
 220                         'createaccount' => array(
 221                                 'result' => array(
 222                                         ApiBase::PROP_TYPE => array(
 223                                                 'success',
 224                                                 'warning',
 225                                                 'needtoken'
 226                                         )
 227                                 ),
 228                                 'username' => array(
 229                                         ApiBase::PROP_TYPE => 'string',
 230                                         ApiBase::PROP_NULLABLE => true
 231                                 ),
 232                                 'userid' => array(
 233                                         ApiBase::PROP_TYPE => 'int',
 234                                         ApiBase::PROP_NULLABLE => true
 235                                 ),
 236                                 'token' => array(
 237                                         ApiBase::PROP_TYPE => 'string',
 238                                         ApiBase::PROP_NULLABLE => true
 239                                 ),
 240                         )
 241                 );
 242         }
 243
 244         public function getPossibleErrors() {
 245                 // Note the following errors aren't possible and don't need to be listed:
 246                 // sessionfailure, nocookiesfornew, badretype
 247                 $localErrors = array(
 248                         'wrongpassword', // Actually caused by wrong domain field. Riddle me that...
 249                         'sorbs_create_account_reason',
 250                         'noname',
 251                         'userexists',
 252                         'password-name-match', // from User::getPasswordValidity
 253                         'password-login-forbidden', // from User::getPasswordValidity
 254                         'noemailtitle',
 255                         'invalidemailaddress',
 256                         'externaldberror',
 257                         'acct_creation_throttle_hit',
 258                 );
 259
 260                 $errors = parent::getPossibleErrors();
 261                 // All local errors are from LoginForm, which means they're actually message keys.
 262                 foreach( $localErrors as $error ) {
 263                         $errors[] = array( 'code' => $error, 'info' => wfMessage( $error )->parse() );
 264                 }
 265
 266                 $errors[] = array(
 267                         'code' => 'permdenied-createaccount',
 268                         'info' => 'You do not have the right to create a new account'
 269                 );
 270                 $errors[] = array(
 271                         'code' => 'blocked',
 272                         'info' => 'You cannot create a new account because you are blocked'
 273                 );
 274                 $errors[] = array(
 275                         'code' => 'aborted',
 276                         'info' => 'Account creation aborted by hook (info may vary)'
 277                 );
 278                 $errors[] = array(
 279                         'code' => 'langinvalid',
 280                         'info' => 'Invalid language parameter'
 281                 );
 282
 283                 // 'passwordtooshort' has parameters. :(
 284                 global $wgMinimalPasswordLength;
 285                 $errors[] = array(
 286                         'code' => 'passwordtooshort',
 287                         'info' => wfMessage( 'passwordtooshort', $wgMinimalPasswordLength )->parse()
 288                 );
 289                 return $errors;
 290         }
 291
 292         public function getExamples() {
 293                 return array(
 294                         'api.php?action=createaccount&name=testuser&password=test123',
 295                         'api.php?action=createaccount&name=testmailuser&mailpassword=true&reason=MyReason',
 296                 );
 297         }
 298
 299         public function getHelpUrls() {
 300                 return 'https://www.mediawiki.org/wiki/API:Account_creation';
 301         }
 302 }