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| 1 | <?php |
| 2 | /** |
| 3 | * Implements Special:Userlogout |
| 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 | namespace MediaWiki\Specials; |
| 25 | |
| 26 | use ErrorPageError; |
| 27 | use MediaWiki\HTMLForm\HTMLForm; |
| 28 | use MediaWiki\Session\SessionManager; |
| 29 | use MediaWiki\SpecialPage\FormSpecialPage; |
| 30 | use MediaWiki\SpecialPage\SpecialPage; |
| 31 | use MediaWiki\Status\Status; |
| 32 | |
| 33 | /** |
| 34 | * Implements Special:Userlogout |
| 35 | * |
| 36 | * @ingroup SpecialPage |
| 37 | */ |
| 38 | class SpecialUserLogout extends FormSpecialPage { |
| 39 | /** |
| 40 | * @var string |
| 41 | */ |
| 42 | private $oldUserName; |
| 43 | |
| 44 | public function __construct() { |
| 45 | parent::__construct( 'Userlogout' ); |
| 46 | } |
| 47 | |
| 48 | public function doesWrites() { |
| 49 | return true; |
| 50 | } |
| 51 | |
| 52 | public function isListed() { |
| 53 | return $this->getAuthManager()->canAuthenticateNow(); |
| 54 | } |
| 55 | |
| 56 | protected function getGroupName() { |
| 57 | return 'login'; |
| 58 | } |
| 59 | |
| 60 | protected function getFormFields() { |
| 61 | return []; |
| 62 | } |
| 63 | |
| 64 | protected function getDisplayFormat() { |
| 65 | return 'ooui'; |
| 66 | } |
| 67 | |
| 68 | public function execute( $par ) { |
| 69 | $user = $this->getUser(); |
| 70 | if ( $user->isAnon() ) { |
| 71 | $this->setHeaders(); |
| 72 | $this->showSuccess(); |
| 73 | return; |
| 74 | } |
| 75 | $this->oldUserName = $user->getName(); |
| 76 | |
| 77 | parent::execute( $par ); |
| 78 | } |
| 79 | |
| 80 | public function alterForm( HTMLForm $form ) { |
| 81 | $form->setTokenSalt( 'logoutToken' ); |
| 82 | $form->addHeaderHtml( $this->msg( |
| 83 | $this->getUser()->isTemp() ? 'userlogout-temp' : 'userlogout-continue' |
| 84 | ) ); |
| 85 | |
| 86 | $form->addHiddenFields( $this->getRequest()->getValues( 'returnto', 'returntoquery' ) ); |
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * Process the form. At this point we know that the user passes all the criteria in |
| 91 | * userCanExecute(), and if the data array contains 'Username', etc, then Username |
| 92 | * resets are allowed. |
| 93 | * @param array $data |
| 94 | * @return Status |
| 95 | */ |
| 96 | public function onSubmit( array $data ) { |
| 97 | // Make sure it's possible to log out |
| 98 | $session = SessionManager::getGlobalSession(); |
| 99 | if ( !$session->canSetUser() ) { |
| 100 | throw new ErrorPageError( |
| 101 | 'cannotlogoutnow-title', |
| 102 | 'cannotlogoutnow-text', |
| 103 | [ |
| 104 | $session->getProvider()->describe( $this->getLanguage() ) |
| 105 | ] |
| 106 | ); |
| 107 | } |
| 108 | |
| 109 | $user = $this->getUser(); |
| 110 | |
| 111 | $user->logout(); |
| 112 | return new Status(); |
| 113 | } |
| 114 | |
| 115 | public function onSuccess() { |
| 116 | $this->showSuccess(); |
| 117 | |
| 118 | $out = $this->getOutput(); |
| 119 | // Hook. |
| 120 | $injected_html = ''; |
| 121 | $this->getHookRunner()->onUserLogoutComplete( $this->getUser(), $injected_html, $this->oldUserName ); |
| 122 | $out->addHTML( $injected_html ); |
| 123 | } |
| 124 | |
| 125 | private function showSuccess() { |
| 126 | $loginURL = SpecialPage::getTitleFor( 'Userlogin' )->getFullURL( |
| 127 | $this->getRequest()->getValues( 'returnto', 'returntoquery' ) ); |
| 128 | |
| 129 | $out = $this->getOutput(); |
| 130 | $out->addWikiMsg( 'logouttext', $loginURL ); |
| 131 | |
| 132 | $out->returnToMain(); |
| 133 | } |
| 134 | |
| 135 | /** |
| 136 | * Let blocked users to log out and come back with their sockpuppets |
| 137 | * @return bool |
| 138 | */ |
| 139 | public function requiresUnblock() { |
| 140 | return false; |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Retain the old class name for backwards compatibility. |
| 146 | * @deprecated since 1.41 |
| 147 | */ |
| 148 | class_alias( SpecialUserLogout::class, 'SpecialUserLogout' ); |