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ApiQueryUsers.php
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ApiQueryUsers.php
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<?php
/**
* Copyright © 2007 Roan Kattouw <roan.kattouw@gmail.com>
*
* 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\Api;
use MediaWiki\Auth\AuthManager;
use MediaWiki\Cache\GenderCache;
use MediaWiki\User\User;
use MediaWiki\User\UserFactory;
use MediaWiki\User\UserGroupManager;
use MediaWiki\User\UserNameUtils;
use Wikimedia\ParamValidator\ParamValidator;
/**
* Query module to get information about a list of users
*
* @ingroup API
*/
class ApiQueryUsers extends ApiQueryBase {
use ApiQueryBlockInfoTrait;
/** @var array<string,true> */
private $prop;
private UserNameUtils $userNameUtils;
private UserFactory $userFactory;
private UserGroupManager $userGroupManager;
private GenderCache $genderCache;
private AuthManager $authManager;
/**
* Properties whose contents does not depend on who is looking at them. If the usprops field
* contains anything not listed here, the cache mode will never be public for logged-in users.
* @var array
*/
protected static $publicProps = [
// everything except 'blockinfo' which might show hidden records if the user
// making the request has the appropriate permissions
'groups',
'groupmemberships',
'implicitgroups',
'rights',
'editcount',
'registration',
'emailable',
'gender',
'centralids',
'cancreate',
];
public function __construct(
ApiQuery $query,
string $moduleName,
UserNameUtils $userNameUtils,
UserFactory $userFactory,
UserGroupManager $userGroupManager,
GenderCache $genderCache,
AuthManager $authManager
) {
parent::__construct( $query, $moduleName, 'us' );
$this->userNameUtils = $userNameUtils;
$this->userFactory = $userFactory;
$this->userGroupManager = $userGroupManager;
$this->genderCache = $genderCache;
$this->authManager = $authManager;
}
public function execute() {
$db = $this->getDB();
$params = $this->extractRequestParams();
$this->requireMaxOneParameter( $params, 'userids', 'users' );
if ( $params['prop'] !== null ) {
$this->prop = array_fill_keys( $params['prop'], true );
} else {
$this->prop = [];
}
$useNames = $params['users'] !== null;
$users = (array)$params['users'];
$userids = (array)$params['userids'];
$goodNames = $done = [];
$result = $this->getResult();
// Canonicalize user names
foreach ( $users as $u ) {
$n = $this->userNameUtils->getCanonical( $u );
if ( $n === false || $n === '' ) {
$vals = [ 'name' => $u, 'invalid' => true ];
$fit = $result->addValue( [ 'query', $this->getModuleName() ],
null, $vals );
if ( !$fit ) {
$this->setContinueEnumParameter( 'users',
implode( '|', array_diff( $users, $done ) ) );
$goodNames = [];
break;
}
$done[] = $u;
} else {
$goodNames[] = $n;
}
}
if ( $useNames ) {
$parameters = &$goodNames;
} else {
$parameters = &$userids;
}
$result = $this->getResult();
if ( count( $parameters ) ) {
$this->getQueryBuilder()->merge( User::newQueryBuilder( $db ) );
if ( $useNames ) {
$this->addWhereFld( 'user_name', $goodNames );
} else {
$this->addWhereFld( 'user_id', $userids );
}
$this->addDeletedUserFilter();
$data = [];
$res = $this->select( __METHOD__ );
$this->resetQueryParams();
// get user groups if needed
if ( isset( $this->prop['groups'] ) || isset( $this->prop['rights'] ) ) {
$userGroups = [];
$this->addTables( 'user' );
if ( $useNames ) {
$this->addWhereFld( 'user_name', $goodNames );
} else {
$this->addWhereFld( 'user_id', $userids );
}
$this->addTables( 'user_groups' );
$this->addJoinConds( [ 'user_groups' => [ 'JOIN', 'ug_user=user_id' ] ] );
$this->addFields( [ 'user_name' ] );
$this->addFields( [ 'ug_user', 'ug_group', 'ug_expiry' ] );
$this->addWhere(
$db->expr( 'ug_expiry', '=', null )->or( 'ug_expiry', '>=', $db->timestamp() )
);
$userGroupsRes = $this->select( __METHOD__ );
foreach ( $userGroupsRes as $row ) {
$userGroups[$row->user_name][] = $row;
}
}
if ( isset( $this->prop['gender'] ) ) {
$userNames = [];
foreach ( $res as $row ) {
$userNames[] = $row->user_name;
}
$this->genderCache->doQuery( $userNames, __METHOD__ );
}
if ( isset( $this->prop['blockinfo'] ) ) {
$blockInfos = $this->getBlockDetailsForRows( $res );
} else {
$blockInfos = null;
}
foreach ( $res as $row ) {
// create user object and pass along $userGroups if set
// that reduces the number of database queries needed in User dramatically
if ( !isset( $userGroups ) ) {
$user = $this->userFactory->newFromRow( $row );
} else {
if ( !isset( $userGroups[$row->user_name] ) || !is_array( $userGroups[$row->user_name] ) ) {
$userGroups[$row->user_name] = [];
}
$user = $this->userFactory->newFromRow( $row, [ 'user_groups' => $userGroups[$row->user_name] ] );
}
if ( $useNames ) {
$key = $user->getName();
} else {
$key = $user->getId();
}
$data[$key]['userid'] = $user->getId();
$data[$key]['name'] = $user->getName();
if ( $user->isSystemUser() ) {
$data[$key]['systemuser'] = true;
}
if ( isset( $this->prop['editcount'] ) ) {
$data[$key]['editcount'] = $user->getEditCount();
}
if ( isset( $this->prop['registration'] ) ) {
$data[$key]['registration'] = wfTimestampOrNull( TS_ISO_8601, $user->getRegistration() );
}
if ( isset( $this->prop['groups'] ) ) {
$data[$key]['groups'] = $this->userGroupManager->getUserEffectiveGroups( $user );
}
if ( isset( $this->prop['groupmemberships'] ) ) {
$data[$key]['groupmemberships'] = array_map( static function ( $ugm ) {
return [
'group' => $ugm->getGroup(),
'expiry' => ApiResult::formatExpiry( $ugm->getExpiry() ),
];
}, $this->userGroupManager->getUserGroupMemberships( $user ) );
}
if ( isset( $this->prop['implicitgroups'] ) ) {
$data[$key]['implicitgroups'] = $this->userGroupManager->getUserImplicitGroups( $user );
}
if ( isset( $this->prop['rights'] ) ) {
$data[$key]['rights'] = $this->getPermissionManager()
->getUserPermissions( $user );
}
if ( $row->hu_deleted ) {
$data[$key]['hidden'] = true;
}
if ( isset( $this->prop['blockinfo'] ) && isset( $blockInfos[$row->user_id] ) ) {
$data[$key] += $blockInfos[$row->user_id];
}
if ( isset( $this->prop['emailable'] ) ) {
$data[$key]['emailable'] = $user->canReceiveEmail();
}
if ( isset( $this->prop['gender'] ) ) {
$data[$key]['gender'] = $this->genderCache->getGenderOf( $user, __METHOD__ );
}
if ( isset( $this->prop['centralids'] ) ) {
$data[$key] += ApiQueryUserInfo::getCentralUserInfo(
$this->getConfig(), $user, $params['attachedwiki']
);
}
}
}
// Second pass: add result data to $retval
foreach ( $parameters as $u ) {
if ( !isset( $data[$u] ) ) {
if ( $useNames ) {
$data[$u] = [ 'name' => $u, 'missing' => true ];
if ( isset( $this->prop['cancreate'] ) ) {
$status = $this->authManager->canCreateAccount( $u );
$data[$u]['cancreate'] = $status->isGood();
if ( !$status->isGood() ) {
$data[$u]['cancreateerror'] = $this->getErrorFormatter()->arrayFromStatus( $status );
}
}
} else {
$data[$u] = [ 'userid' => $u, 'missing' => true ];
}
} else {
if ( isset( $this->prop['groups'] ) && isset( $data[$u]['groups'] ) ) {
ApiResult::setArrayType( $data[$u]['groups'], 'array' );
ApiResult::setIndexedTagName( $data[$u]['groups'], 'g' );
}
if ( isset( $this->prop['groupmemberships'] ) && isset( $data[$u]['groupmemberships'] ) ) {
ApiResult::setArrayType( $data[$u]['groupmemberships'], 'array' );
ApiResult::setIndexedTagName( $data[$u]['groupmemberships'], 'groupmembership' );
}
if ( isset( $this->prop['implicitgroups'] ) && isset( $data[$u]['implicitgroups'] ) ) {
ApiResult::setArrayType( $data[$u]['implicitgroups'], 'array' );
ApiResult::setIndexedTagName( $data[$u]['implicitgroups'], 'g' );
}
if ( isset( $this->prop['rights'] ) && isset( $data[$u]['rights'] ) ) {
ApiResult::setArrayType( $data[$u]['rights'], 'array' );
ApiResult::setIndexedTagName( $data[$u]['rights'], 'r' );
}
}
$fit = $result->addValue( [ 'query', $this->getModuleName() ], null, $data[$u] );
if ( !$fit ) {
if ( $useNames ) {
$this->setContinueEnumParameter( 'users',
implode( '|', array_diff( $users, $done ) ) );
} else {
$this->setContinueEnumParameter( 'userids',
implode( '|', array_diff( $userids, $done ) ) );
}
break;
}
$done[] = $u;
}
$result->addIndexedTagName( [ 'query', $this->getModuleName() ], 'user' );
}
public function getCacheMode( $params ) {
if ( array_diff( (array)$params['prop'], static::$publicProps ) ) {
return 'anon-public-user-private';
} else {
return 'public';
}
}
public function getAllowedParams() {
return [
'prop' => [
ParamValidator::PARAM_ISMULTI => true,
ParamValidator::PARAM_TYPE => [
'blockinfo',
'groups',
'groupmemberships',
'implicitgroups',
'rights',
'editcount',
'registration',
'emailable',
'gender',
'centralids',
'cancreate',
// When adding a prop, consider whether it should be added
// to self::$publicProps
],
ApiBase::PARAM_HELP_MSG_PER_VALUE => [],
],
'attachedwiki' => null,
'users' => [
ParamValidator::PARAM_ISMULTI => true
],
'userids' => [
ParamValidator::PARAM_ISMULTI => true,
ParamValidator::PARAM_TYPE => 'integer'
],
];
}
protected function getExamplesMessages() {
return [
'action=query&list=users&ususers=Example&usprop=groups|editcount|gender'
=> 'apihelp-query+users-example-simple',
];
}
public function getHelpUrls() {
return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Users';
}
}
/** @deprecated class alias since 1.43 */
class_alias( ApiQueryUsers::class, 'ApiQueryUsers' );

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