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1<?php
2/**
3 * Created on Jan 30, 2010
4 *
5 * CentralAuth extension
6 *
7 * Copyright (C) 2010 Roan Kattouw roan DOT kattouw AT gmail DOT com
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 * http://www.gnu.org/copyleft/gpl.html
23 */
24
25namespace MediaWiki\Extension\CentralAuth\Api;
26
27use MediaWiki\Api\ApiBase;
28use MediaWiki\Api\ApiQuery;
29use MediaWiki\Api\ApiQueryBase;
30use MediaWiki\Extension\CentralAuth\User\CentralAuthUser;
31use MediaWiki\ParamValidator\TypeDef\UserDef;
32use MediaWiki\User\UserNameUtils;
33use MediaWiki\WikiMap\WikiMap;
34use Wikimedia\ParamValidator\ParamValidator;
35
36/**
37 * Query module to list global user info and attachments
38 *
39 * @ingroup API
40 * @ingroup Extensions
41 */
42class ApiQueryGlobalUserInfo extends ApiQueryBase {
43
44    private UserNameUtils $userNameUtils;
45
46    public function __construct(
47        ApiQuery $query,
48        string $moduleName,
49        UserNameUtils $userNameUtils
50    ) {
51        parent::__construct( $query, $moduleName, 'gui' );
52        $this->userNameUtils = $userNameUtils;
53    }
54
55    public function execute() {
56        $params = $this->extractRequestParams();
57        $prop = array_flip( (array)$params['prop'] );
58        if ( $params['user'] === null && $params['id'] === null ) {
59            $params['user'] = $this->getUser()->getName();
60        }
61
62        if ( $params['user'] === null ) {
63            $user = CentralAuthUser::newFromId( $params['id'] );
64            if ( $user === false ) {
65                $this->dieWithError( [ 'apierror-invaliduserid', wfEscapeWikiText( $params['id'] ) ] );
66            }
67        } else {
68            $username = $this->userNameUtils->getCanonical( $params['user'] );
69            if ( $username === false ) {
70                $this->dieWithError( [ 'apierror-invaliduser', wfEscapeWikiText( $params['user'] ) ] );
71            }
72            $user = CentralAuthUser::getInstanceByName( $username );
73        }
74
75        // Add basic info
76        $result = $this->getResult();
77        $data = [];
78        $userExists = $user->exists();
79
80        if ( $userExists &&
81            ( $user->getHiddenLevelInt() === CentralAuthUser::HIDDEN_LEVEL_NONE ||
82            $this->getAuthority()->isAllowed( 'centralauth-suppress' ) )
83        ) {
84            // The global user exists and it's not hidden or the current user is allowed to see it
85            $data['home'] = $user->getHomeWiki();
86            $data['id'] = $user->getId();
87            $data['registration'] = wfTimestamp( TS_ISO_8601, $user->getRegistration() );
88            $data['name'] = $user->getName();
89
90            if ( $user->isLocked() ) {
91                $data['locked'] = true;
92            }
93            if ( $user->isHidden() ) {
94                $data['hidden'] = true;
95            }
96        } else {
97            // The user doesn't exist or we pretend it doesn't if it's hidden
98            $data['missing'] = true;
99
100            // If we are pretending that the user doesn't exist because it is hidden,
101            // do not add any more information
102            $userExists = false;
103        }
104        $result->addValue( 'query', $this->getModuleName(), $data );
105
106        // Add requested info
107        if ( $userExists && isset( $prop['groups'] ) ) {
108            $groups = $user->getGlobalGroups();
109            $result->setIndexedTagName( $groups, 'g' );
110            $result->addValue( [ 'query', $this->getModuleName() ], 'groups', $groups );
111        }
112        if ( $userExists && isset( $prop['rights'] ) ) {
113            $rights = $user->getGlobalRights();
114            $result->setIndexedTagName( $rights, 'r' );
115            $result->addValue( [ 'query', $this->getModuleName() ], 'rights', $rights );
116        }
117
118        $attachedAccounts = null;
119        if ( $userExists && ( isset( $prop['merged'] ) || isset( $prop['editcount'] ) ) ) {
120            $attachedAccounts = $user->queryAttached();
121        }
122
123        if ( $userExists && isset( $prop['merged'] ) ) {
124            foreach ( $attachedAccounts as $account ) {
125                $dbname = $account['wiki'];
126                $wiki = WikiMap::getWiki( $dbname );
127                $a = [
128                    'wiki' => $dbname,
129                    'url' => $wiki->getCanonicalServer(),
130                    'id' => intval( $account['id'] ),
131                    'timestamp' => wfTimestamp( TS_ISO_8601, $account['attachedTimestamp'] ),
132                    'method' => $account['attachedMethod'],
133                    'editcount' => intval( $account['editCount'] ),
134                    'registration' => wfTimestamp( TS_ISO_8601, $account['registration'] ),
135                ];
136                if ( $account['groupMemberships'] ) {
137                    $a['groups'] = array_keys( $account['groupMemberships'] );
138                    $result->setIndexedTagName( $a['groups'], 'group' );
139                }
140
141                if ( $account['blocked'] ) {
142                    $a['blocked'] = [
143                        'expiry' => $this->getLanguage()->formatExpiry(
144                            $account['block-expiry'], TS_ISO_8601 ),
145                        'reason' => $account['block-reason']
146                    ];
147                }
148                $result->addValue( [ 'query', $this->getModuleName(), 'merged' ], null, $a );
149            }
150            $result->addIndexedTagName( [ 'query', $this->getModuleName(), 'merged' ], 'account' );
151        }
152        if ( $userExists && isset( $prop['editcount'] ) ) {
153            $editcount = 0;
154            foreach ( $attachedAccounts as $account ) {
155                $editcount += $account['editCount'];
156            }
157            $result->addValue( 'query', $this->getModuleName(), [ 'editcount' => $editcount ] );
158        }
159        if ( isset( $prop['unattached'] ) ) {
160            $accounts = $user->queryUnattached();
161            foreach ( $accounts as $account ) {
162                $a = [
163                    'wiki' => $account['wiki'],
164                    'editcount' => $account['editCount'],
165                    'registration' => wfTimestamp( TS_ISO_8601, $account['registration'] ),
166                ];
167
168                if ( $account['groupMemberships'] ) {
169                    $a['groups'] = array_keys( $account['groupMemberships'] );
170                    $result->setIndexedTagName( $a['groups'], 'group' );
171                }
172
173                if ( $account['blocked'] ) {
174                    $a['blocked'] = [
175                        'expiry' => $this->getLanguage()->formatExpiry(
176                            $account['block-expiry'], TS_ISO_8601 ),
177                        'reason' => $account['block-reason']
178                    ];
179                }
180                $result->addValue( [ 'query', $this->getModuleName(), 'unattached' ], null, $a );
181            }
182            $result->addIndexedTagName(
183                [ 'query', $this->getModuleName(), 'unattached' ], 'account'
184            );
185        }
186    }
187
188    /** @inheritDoc */
189    public function getCacheMode( $params ) {
190        if ( $params['user'] !== null || $params['id'] !== null ) {
191            // URL determines user, public caching is fine
192            return 'public';
193        } else {
194            // Code will fall back to the context user, don't cache
195            return 'private';
196        }
197    }
198
199    /** @inheritDoc */
200    public function getAllowedParams() {
201        return [
202            'user' => [
203                ParamValidator::PARAM_TYPE => 'user',
204                UserDef::PARAM_ALLOWED_USER_TYPES => [
205                    'name',
206                    'temp',
207                    'interwiki',
208                ],
209            ],
210            'id' => [
211                ParamValidator::PARAM_TYPE => 'integer',
212            ],
213            'prop' => [
214                ParamValidator::PARAM_TYPE => [
215                    'groups',
216                    'rights',
217                    'merged',
218                    'unattached',
219                    'editcount'
220                ],
221                ParamValidator::PARAM_ISMULTI => true,
222                ApiBase::PARAM_HELP_MSG_PER_VALUE => [],
223            ]
224        ];
225    }
226
227    /** @inheritDoc */
228    protected function getExamplesMessages() {
229        return [
230            'action=query&meta=globaluserinfo'
231                => 'apihelp-query+globaluserinfo-example-1',
232            'action=query&meta=globaluserinfo&guiuser=Example&guiprop=groups|merged|unattached'
233                => 'apihelp-query+globaluserinfo-example-2',
234        ];
235    }
236}