Move remaining LoadBalancer classes to Rdbms

[mediawiki.git] / includes / auth / AuthManagerAuthPlugin.php

<?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
 */

namespace MediaWiki\Auth;

use User;

/**
 * Backwards-compatibility wrapper for AuthManager via $wgAuth
 * @since 1.27
 * @deprecated since 1.27
 */
class AuthManagerAuthPlugin extends \AuthPlugin {
        /** @var string|null */
        protected $domain = null;

        /** @var \\Psr\\Log\\LoggerInterface */
        protected $logger = null;

        public function __construct() {
                $this->logger = \MediaWiki\Logger\LoggerFactory::getInstance( 'authentication' );
        }

        public function userExists( $name ) {
                return AuthManager::singleton()->userExists( $name );
        }

        public function authenticate( $username, $password ) {
                $data = [
                        'username' => $username,
                        'password' => $password,
                ];
                if ( $this->domain !== null && $this->domain !== '' ) {
                        $data['domain'] = $this->domain;
                }
                $reqs = AuthManager::singleton()->getAuthenticationRequests( AuthManager::ACTION_LOGIN );
                $reqs = AuthenticationRequest::loadRequestsFromSubmission( $reqs, $data );

                $res = AuthManager::singleton()->beginAuthentication( $reqs, 'null:' );
                switch ( $res->status ) {
                        case AuthenticationResponse::PASS:
                                return true;
                        case AuthenticationResponse::FAIL:
                                // Hope it's not a PreAuthenticationProvider that failed...
                                $msg = $res->message instanceof \Message ? $res->message : new \Message( $res->message );
                                $this->logger->info( __METHOD__ . ': Authentication failed: ' . $msg->plain() );
                                return false;
                        default:
                                throw new \BadMethodCallException(
                                        'AuthManager does not support such simplified authentication'
                                );
                }
        }

        public function modifyUITemplate( &$template, &$type ) {
                // AuthManager does not support direct UI screwing-around-with
        }

        public function setDomain( $domain ) {
                $this->domain = $domain;
        }

        public function getDomain() {
                if ( isset( $this->domain ) ) {
                        return $this->domain;
                } else {
                        return 'invaliddomain';
                }
        }

        public function validDomain( $domain ) {
                $domainList = $this->domainList();
                return $domainList ? in_array( $domain, $domainList, true ) : $domain === '';
        }

        public function updateUser( &$user ) {
                \Hooks::run( 'UserLoggedIn', [ $user ] );
                return true;
        }

        public function autoCreate() {
                return true;
        }

        public function allowPropChange( $prop = '' ) {
                return AuthManager::singleton()->allowsPropertyChange( $prop );
        }

        public function allowPasswordChange() {
                $reqs = AuthManager::singleton()->getAuthenticationRequests( AuthManager::ACTION_CHANGE );
                foreach ( $reqs as $req ) {
                        if ( $req instanceof PasswordAuthenticationRequest ) {
                                return true;
                        }
                }

                return false;
        }

        public function allowSetLocalPassword() {
                // There should be a PrimaryAuthenticationProvider that does this, if necessary
                return false;
        }

        public function setPassword( $user, $password ) {
                $data = [
                        'username' => $user->getName(),
                        'password' => $password,
                ];
                if ( $this->domain !== null && $this->domain !== '' ) {
                        $data['domain'] = $this->domain;
                }
                $reqs = AuthManager::singleton()->getAuthenticationRequests( AuthManager::ACTION_CHANGE );
                $reqs = AuthenticationRequest::loadRequestsFromSubmission( $reqs, $data );
                foreach ( $reqs as $req ) {
                        $status = AuthManager::singleton()->allowsAuthenticationDataChange( $req );
                        if ( !$status->isGood() ) {
                                $this->logger->info( __METHOD__ . ': Password change rejected: {reason}', [
                                        'username' => $data['username'],
                                        'reason' => $status->getWikiText( null, null, 'en' ),
                                ] );
                                return false;
                        }
                }
                foreach ( $reqs as $req ) {
                        AuthManager::singleton()->changeAuthenticationData( $req );
                }
                return true;
        }

        public function updateExternalDB( $user ) {
                // This fires the necessary hook
                $user->saveSettings();
                return true;
        }

        public function updateExternalDBGroups( $user, $addgroups, $delgroups = [] ) {
                \Hooks::run( 'UserGroupsChanged', [ $user, $addgroups, $delgroups ] );
                return true;
        }

        public function canCreateAccounts() {
                return AuthManager::singleton()->canCreateAccounts();
        }

        public function addUser( $user, $password, $email = '', $realname = '' ) {
                throw new \BadMethodCallException(
                        'Creation of users via AuthPlugin is not supported with '
                        . 'AuthManager. Generally, user creation should be left to either '
                        . 'Special:CreateAccount, auto-creation when triggered by a '
                        . 'SessionProvider or PrimaryAuthenticationProvider, or '
                        . 'User::newSystemUser().'
                );
        }

        public function strict() {
                // There should be a PrimaryAuthenticationProvider that does this, if necessary
                return true;
        }

        public function strictUserAuth( $username ) {
                // There should be a PrimaryAuthenticationProvider that does this, if necessary
                return true;
        }

        public function initUser( &$user, $autocreate = false ) {
                \Hooks::run( 'LocalUserCreated', [ $user, $autocreate ] );
        }

        public function getCanonicalName( $username ) {
                // AuthManager doesn't support restrictions beyond MediaWiki's
                return $username;
        }

        public function getUserInstance( User &$user ) {
                return new AuthManagerAuthPluginUser( $user );
        }

        public function domainList() {
                return [];
        }
}

/**
 * @since 1.27
 * @deprecated since 1.27
 */
class AuthManagerAuthPluginUser extends \AuthPluginUser {
        /** @var User */
        private $user;

        function __construct( $user ) {
                $this->user = $user;
        }

        public function getId() {
                return $this->user->getId();
        }

        public function isLocked() {
                return $this->user->isLocked();
        }

        public function isHidden() {
                return $this->user->isHidden();
        }

        public function resetAuthToken() {
                \MediaWiki\Session\SessionManager::singleton()->invalidateSessionsForUser( $this->user );
                return true;
        }
}