ApiQueryUserInfo.php

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<?php
use MediaWiki\MediaWikiServices;
use MediaWiki\User\TalkPageNotificationManager;
use MediaWiki\User\UserEditTracker;
use MediaWiki\User\UserGroupManager;
use MediaWiki\User\UserIdentity;
use MediaWiki\User\UserOptionsLookup;
 
class ApiQueryUserInfo extends ApiQueryBase {
 
    use ApiBlockInfoTrait;
 
    private const WL_UNREAD_LIMIT = 1000;
 
    private $params = [];
 
    private $prop = [];
 
    private $talkPageNotificationManager;
 
    private $watchedItemStore;
 
    private $userEditTracker;
 
    private $userOptionsLookup;
 
    private $userGroupManager;
 
    public function __construct(
        ApiQuery $query,
        $moduleName,
        TalkPageNotificationManager $talkPageNotificationManager,
        WatchedItemStore $watchedItemStore,
        UserEditTracker $userEditTracker,
        UserOptionsLookup $userOptionsLookup,
        UserGroupManager $userGroupManager
    ) {
        parent::__construct( $query, $moduleName, 'ui' );
        $this->talkPageNotificationManager = $talkPageNotificationManager;
        $this->watchedItemStore = $watchedItemStore;
        $this->userEditTracker = $userEditTracker;
        $this->userOptionsLookup = $userOptionsLookup;
        $this->userGroupManager = $userGroupManager;
    }
 
    public function execute() {
        $this->params = $this->extractRequestParams();
        $result = $this->getResult();
 
        if ( $this->params['prop'] !== null ) {
            $this->prop = array_fill_keys( $this->params['prop'], true );
        }
 
        $r = $this->getCurrentUserInfo();
        $result->addValue( 'query', $this->getModuleName(), $r );
    }
 
    public static function getCentralUserInfo(
        Config $config,
        UserIdentity $user,
        $attachedWiki = UserIdentity::LOCAL
    ) {
        $providerIds = array_keys( $config->get( 'CentralIdLookupProviders' ) );
 
        $ret = [
            'centralids' => [],
            'attachedlocal' => [],
        ];
        ApiResult::setArrayType( $ret['centralids'], 'assoc' );
        ApiResult::setArrayType( $ret['attachedlocal'], 'assoc' );
        if ( $attachedWiki ) {
            $ret['attachedwiki'] = [];
            ApiResult::setArrayType( $ret['attachedwiki'], 'assoc' );
        }
 
        $name = $user->getName();
        $centralIdLookupFactory = MediaWikiServices::getInstance()
            ->getCentralIdLookupFactory();
        foreach ( $providerIds as $providerId ) {
            $provider = $centralIdLookupFactory->getLookup( $providerId );
            $ret['centralids'][$providerId] = $provider->centralIdFromName( $name );
            $ret['attachedlocal'][$providerId] = $provider->isAttached( $user );
            if ( $attachedWiki ) {
                $ret['attachedwiki'][$providerId] = $provider->isAttached( $user, $attachedWiki );
            }
        }
 
        return $ret;
    }
 
    protected function getCurrentUserInfo() {
        $user = $this->getUser();
        $vals = [];
        $vals['id'] = $user->getId();
        $vals['name'] = $user->getName();
 
        if ( !$user->isRegistered() ) {
            $vals['anon'] = true;
        }
 
        if ( isset( $this->prop['blockinfo'] ) ) {
            $block = $user->getBlock();
            if ( $block ) {
                $vals = array_merge( $vals, $this->getBlockDetails( $block ) );
            }
        }
 
        if ( isset( $this->prop['hasmsg'] ) ) {
            $vals['messages'] = $this->talkPageNotificationManager->userHasNewMessages( $user );
        }
 
        if ( isset( $this->prop['groups'] ) ) {
            $vals['groups'] = $this->userGroupManager->getUserEffectiveGroups( $user );
            ApiResult::setArrayType( $vals['groups'], 'array' ); // even if empty
            ApiResult::setIndexedTagName( $vals['groups'], 'g' ); // even if empty
        }
 
        if ( isset( $this->prop['groupmemberships'] ) ) {
            $ugms = $this->userGroupManager->getUserGroupMemberships( $user );
            $vals['groupmemberships'] = [];
            foreach ( $ugms as $group => $ugm ) {
                $vals['groupmemberships'][] = [
                    'group' => $group,
                    'expiry' => ApiResult::formatExpiry( $ugm->getExpiry() ),
                ];
            }
            ApiResult::setArrayType( $vals['groupmemberships'], 'array' ); // even if empty
            ApiResult::setIndexedTagName( $vals['groupmemberships'], 'groupmembership' ); // even if empty
        }
 
        if ( isset( $this->prop['implicitgroups'] ) ) {
            $vals['implicitgroups'] = $this->userGroupManager->getUserImplicitGroups( $user );
            ApiResult::setArrayType( $vals['implicitgroups'], 'array' ); // even if empty
            ApiResult::setIndexedTagName( $vals['implicitgroups'], 'g' ); // even if empty
        }
 
        if ( isset( $this->prop['rights'] ) ) {
            $vals['rights'] = $this->getPermissionManager()->getUserPermissions( $user );
            ApiResult::setArrayType( $vals['rights'], 'array' ); // even if empty
            ApiResult::setIndexedTagName( $vals['rights'], 'r' ); // even if empty
        }
 
        if ( isset( $this->prop['changeablegroups'] ) ) {
            $vals['changeablegroups'] = $this->userGroupManager->getGroupsChangeableBy( $this->getAuthority() );
            ApiResult::setIndexedTagName( $vals['changeablegroups']['add'], 'g' );
            ApiResult::setIndexedTagName( $vals['changeablegroups']['remove'], 'g' );
            ApiResult::setIndexedTagName( $vals['changeablegroups']['add-self'], 'g' );
            ApiResult::setIndexedTagName( $vals['changeablegroups']['remove-self'], 'g' );
        }
 
        if ( isset( $this->prop['options'] ) ) {
            $vals['options'] = $this->userOptionsLookup->getOptions( $user );
            $vals['options'][ApiResult::META_BC_BOOLS] = array_keys( $vals['options'] );
        }
 
        if ( isset( $this->prop['preferencestoken'] ) &&
            !$this->lacksSameOriginSecurity() &&
            $this->getAuthority()->isAllowed( 'editmyoptions' )
        ) {
            $vals['preferencestoken'] = $this->getCsrfTokenSet()->getToken()->toString();
        }
 
        if ( isset( $this->prop['editcount'] ) ) {
            // use intval to prevent null if a non-logged-in user calls
            // api.php?format=jsonfm&action=query&meta=userinfo&uiprop=editcount
            $vals['editcount'] = (int)$user->getEditCount();
        }
 
        if ( isset( $this->prop['ratelimits'] ) ) {
            // true = real rate limits, taking User::isPingLimitable into account
            $vals['ratelimits'] = $this->getRateLimits( true );
        }
        if ( isset( $this->prop['theoreticalratelimits'] ) ) {
            // false = ignore User::isPingLimitable
            $vals['theoreticalratelimits'] = $this->getRateLimits( false );
        }
 
        if ( isset( $this->prop['realname'] ) &&
            !in_array( 'realname', $this->getConfig()->get( 'HiddenPrefs' ) )
        ) {
            $vals['realname'] = $user->getRealName();
        }
 
        if ( $this->getAuthority()->isAllowed( 'viewmyprivateinfo' ) && isset( $this->prop['email'] ) ) {
            $vals['email'] = $user->getEmail();
            $auth = $user->getEmailAuthenticationTimestamp();
            if ( $auth !== null ) {
                $vals['emailauthenticated'] = wfTimestamp( TS_ISO_8601, $auth );
            }
        }
 
        if ( isset( $this->prop['registrationdate'] ) ) {
            $regDate = $user->getRegistration();
            if ( $regDate !== false ) {
                $vals['registrationdate'] = wfTimestamp( TS_ISO_8601, $regDate );
            }
        }
 
        if ( isset( $this->prop['acceptlang'] ) ) {
            $langs = $this->getRequest()->getAcceptLang();
            $acceptLang = [];
            foreach ( $langs as $lang => $val ) {
                $r = [ 'q' => $val ];
                ApiResult::setContentValue( $r, 'code', $lang );
                $acceptLang[] = $r;
            }
            ApiResult::setIndexedTagName( $acceptLang, 'lang' );
            $vals['acceptlang'] = $acceptLang;
        }
 
        if ( isset( $this->prop['unreadcount'] ) ) {
            $unreadNotifications = $this->watchedItemStore->countUnreadNotifications(
                $user,
                self::WL_UNREAD_LIMIT
            );
 
            if ( $unreadNotifications === true ) {
                $vals['unreadcount'] = self::WL_UNREAD_LIMIT . '+';
            } else {
                $vals['unreadcount'] = $unreadNotifications;
            }
        }
 
        if ( isset( $this->prop['centralids'] ) ) {
            $vals += self::getCentralUserInfo(
                $this->getConfig(), $this->getUser(), $this->params['attachedwiki']
            );
        }
 
        if ( isset( $this->prop['latestcontrib'] ) ) {
            $ts = $this->getLatestContributionTime();
            if ( $ts !== null ) {
                $vals['latestcontrib'] = $ts;
            }
        }
 
        return $vals;
    }
 
    protected function getRateLimits( bool $applyNoRateLimit ) {
        $retval = [
            ApiResult::META_TYPE => 'assoc',
        ];
 
        $user = $this->getUser();
        if ( $applyNoRateLimit && !$user->isPingLimitable() ) {
            return $retval; // No limits
        }
 
        // Find out which categories we belong to
        $categories = [];
        if ( !$user->isRegistered() ) {
            $categories[] = 'anon';
        } else {
            $categories[] = 'user';
        }
        if ( $user->isNewbie() ) {
            $categories[] = 'ip';
            $categories[] = 'subnet';
            if ( $user->isRegistered() ) {
                $categories[] = 'newbie';
            }
        }
        $categories = array_merge( $categories, $this->userGroupManager->getUserGroups( $user ) );
 
        // Now get the actual limits
        foreach ( $this->getConfig()->get( 'RateLimits' ) as $action => $limits ) {
            foreach ( $categories as $cat ) {
                if ( isset( $limits[$cat] ) ) {
                    $retval[$action][$cat]['hits'] = (int)$limits[$cat][0];
                    $retval[$action][$cat]['seconds'] = (int)$limits[$cat][1];
                }
            }
        }
 
        return $retval;
    }
 
    protected function getLatestContributionTime() {
        $timestamp = $this->userEditTracker->getLatestEditTimestamp( $this->getUser() );
        if ( $timestamp === false ) {
            return null;
        }
        return MWTimestamp::convert( TS_ISO_8601, $timestamp );
    }
 
    public function getAllowedParams() {
        return [
            'prop' => [
                ApiBase::PARAM_ISMULTI => true,
                ApiBase::PARAM_ALL => true,
                ApiBase::PARAM_TYPE => [
                    'blockinfo',
                    'hasmsg',
                    'groups',
                    'groupmemberships',
                    'implicitgroups',
                    'rights',
                    'changeablegroups',
                    'options',
                    'editcount',
                    'ratelimits',
                    'theoreticalratelimits',
                    'email',
                    'realname',
                    'acceptlang',
                    'registrationdate',
                    'unreadcount',
                    'centralids',
                    'preferencestoken',
                    'latestcontrib',
                ],
                ApiBase::PARAM_HELP_MSG_PER_VALUE => [
                    'unreadcount' => [
                        'apihelp-query+userinfo-paramvalue-prop-unreadcount',
                        self::WL_UNREAD_LIMIT - 1,
                        self::WL_UNREAD_LIMIT . '+',
                    ],
                ],
                ApiBase::PARAM_DEPRECATED_VALUES => [
                    'preferencestoken' => [
                        'apiwarn-deprecation-withreplacement',
                        $this->getModulePrefix() . "prop=preferencestoken",
                        'action=query&meta=tokens',
                    ]
                ],
            ],
            'attachedwiki' => null,
        ];
    }
 
    protected function getExamplesMessages() {
        return [
            'action=query&meta=userinfo'
                => 'apihelp-query+userinfo-example-simple',
            'action=query&meta=userinfo&uiprop=blockinfo|groups|rights|hasmsg'
                => 'apihelp-query+userinfo-example-data',
        ];
    }
 
    public function getHelpUrls() {
        return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Userinfo';
    }
}