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CentralAuthSecondaryAuthenticationProvider.php
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CentralAuthSecondaryAuthenticationProvider.php
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<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Auth
*/
namespace MediaWiki\Extension\CentralAuth;
use MediaWiki\Auth\AbstractSecondaryAuthenticationProvider;
use MediaWiki\Auth\AuthenticationResponse;
use MediaWiki\Extension\CentralAuth\User\CentralAuthUser;
use MediaWiki\WikiMap\WikiMap;
/**
* This implements CentralAuth checks that should be done on all logins, e.g.
* being renamed or centrally locked.
*/
class CentralAuthSecondaryAuthenticationProvider extends AbstractSecondaryAuthenticationProvider {
/**
* @param array $params
*/
public function __construct( $params = [] ) {
}
/** @inheritDoc */
public function getAuthenticationRequests( $action, array $options ) {
return [];
}
/** @inheritDoc */
public function beginSecondaryAuthentication( $user, array $reqs ) {
$centralUser = CentralAuthUser::getInstance( $user );
// Since logins are rare, check the actual DB
$rename = $centralUser->renameInProgressOn( WikiMap::getCurrentWikiId() );
if ( $rename ) {
// This wiki specifically has a rename in progress, so always abort
return AuthenticationResponse::newFail(
wfMessage( 'centralauth-rename-abortlogin', $user->getName() )
);
}
// Now check if the user is the target of a rename anywhere
$rename = $centralUser->renameInProgress();
if ( $rename ) {
// It's possible a user is being renamed but someone else with
// an unattached account is trying to login. Since we've already
// moved everything over to the new account name, we only need
// to check one username.
$newCAUser = $rename[1] === $user->getName()
? $centralUser
: CentralAuthUser::getInstanceByName( $rename[0] );
if ( $newCAUser->isAttached() ) {
// If there is an account using that name that exists on this wiki
// reject the login.
return AuthenticationResponse::newFail(
wfMessage( 'centralauth-rename-abortlogin', $user->getName() )
);
}
}
if ( $centralUser->canAuthenticate() === CentralAuthUser::AUTHENTICATE_LOCKED ) {
return AuthenticationResponse::newFail(
wfMessage( 'centralauth-login-error-locked' )
->params( wfEscapeWikiText( $centralUser->getName() ) ),
[ CentralAuthUser::AUTHENTICATE_LOCKED ]
);
}
return AuthenticationResponse::newAbstain();
}
/** @inheritDoc */
public function beginSecondaryAccountCreation( $user, $creator, array $reqs ) {
return AuthenticationResponse::newAbstain();
}
}

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CentralAuthSecondaryAuthenticationProvider.php (3 KB)

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