34bd462a77
Blockinfo is currently the only piece of information (apart from tokens) in the users API which might change depending on the permissions of the user making the query. There is no point in making the API request uncacheable if blockinfo is not requested. Change-Id: I533f622b7d9077589f148fbb6de98b15ef1c212a
423 lines
12 KiB
PHP
423 lines
12 KiB
PHP
<?php
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/**
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*
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*
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* Created on July 30, 2007
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*
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* Copyright © 2007 Roan Kattouw "<Firstname>.<Lastname>@gmail.com"
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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*/
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/**
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* Query module to get information about a list of users
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*
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* @ingroup API
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*/
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class ApiQueryUsers extends ApiQueryBase {
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private $tokenFunctions, $prop;
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/**
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* Properties whose contents does not depend on who is looking at them. If the usprops field
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* contains anything not listed here, the cache mode will never be public for logged-in users.
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* @var array
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*/
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protected static $publicProps = array(
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// everything except 'blockinfo' which might show hidden records if the user
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// making the request has the appropriate permissions
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'groups',
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'implicitgroups',
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'rights',
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'editcount',
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'registration',
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'emailable',
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'gender',
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);
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public function __construct( $query, $moduleName ) {
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parent::__construct( $query, $moduleName, 'us' );
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}
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/**
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* Get an array mapping token names to their handler functions.
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* The prototype for a token function is func($user)
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* it should return a token or false (permission denied)
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* @return array Array of tokenname => function
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*/
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protected function getTokenFunctions() {
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// Don't call the hooks twice
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if ( isset( $this->tokenFunctions ) ) {
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return $this->tokenFunctions;
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}
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// If we're in JSON callback mode, no tokens can be obtained
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if ( !is_null( $this->getMain()->getRequest()->getVal( 'callback' ) ) ) {
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return array();
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}
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$this->tokenFunctions = array(
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'userrights' => array( 'ApiQueryUsers', 'getUserrightsToken' ),
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);
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wfRunHooks( 'APIQueryUsersTokens', array( &$this->tokenFunctions ) );
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return $this->tokenFunctions;
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}
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/**
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* @param User $user
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* @return string
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*/
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public static function getUserrightsToken( $user ) {
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global $wgUser;
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// Since the permissions check for userrights is non-trivial,
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// don't bother with it here
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return $wgUser->getEditToken( $user->getName() );
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}
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public function execute() {
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$params = $this->extractRequestParams();
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if ( !is_null( $params['prop'] ) ) {
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$this->prop = array_flip( $params['prop'] );
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} else {
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$this->prop = array();
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}
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$users = (array)$params['users'];
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$goodNames = $done = array();
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$result = $this->getResult();
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// Canonicalize user names
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foreach ( $users as $u ) {
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$n = User::getCanonicalName( $u );
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if ( $n === false || $n === '' ) {
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$vals = array( 'name' => $u, 'invalid' => '' );
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$fit = $result->addValue( array( 'query', $this->getModuleName() ),
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null, $vals );
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if ( !$fit ) {
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$this->setContinueEnumParameter( 'users',
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implode( '|', array_diff( $users, $done ) ) );
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$goodNames = array();
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break;
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}
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$done[] = $u;
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} else {
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$goodNames[] = $n;
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}
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}
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$result = $this->getResult();
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if ( count( $goodNames ) ) {
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$this->addTables( 'user' );
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$this->addFields( User::selectFields() );
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$this->addWhereFld( 'user_name', $goodNames );
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$this->showHiddenUsersAddBlockInfo( isset( $this->prop['blockinfo'] ) );
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$data = array();
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$res = $this->select( __METHOD__ );
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$this->resetQueryParams();
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// get user groups if needed
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if ( isset( $this->prop['groups'] ) || isset( $this->prop['rights'] ) ) {
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$userGroups = array();
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$this->addTables( 'user' );
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$this->addWhereFld( 'user_name', $goodNames );
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$this->addTables( 'user_groups' );
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$this->addJoinConds( array( 'user_groups' => array( 'INNER JOIN', 'ug_user=user_id' ) ) );
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$this->addFields( array( 'user_name', 'ug_group' ) );
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$userGroupsRes = $this->select( __METHOD__ );
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foreach ( $userGroupsRes as $row ) {
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$userGroups[$row->user_name][] = $row->ug_group;
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}
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}
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foreach ( $res as $row ) {
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// create user object and pass along $userGroups if set
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// that reduces the number of database queries needed in User dramatically
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if ( !isset( $userGroups ) ) {
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$user = User::newFromRow( $row );
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} else {
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if ( !isset( $userGroups[$row->user_name] ) || !is_array( $userGroups[$row->user_name] ) ) {
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$userGroups[$row->user_name] = array();
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}
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$user = User::newFromRow( $row, array( 'user_groups' => $userGroups[$row->user_name] ) );
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}
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$name = $user->getName();
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$data[$name]['userid'] = $user->getId();
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$data[$name]['name'] = $name;
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if ( isset( $this->prop['editcount'] ) ) {
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$data[$name]['editcount'] = $user->getEditCount();
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}
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if ( isset( $this->prop['registration'] ) ) {
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$data[$name]['registration'] = wfTimestampOrNull( TS_ISO_8601, $user->getRegistration() );
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}
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if ( isset( $this->prop['groups'] ) ) {
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$data[$name]['groups'] = $user->getEffectiveGroups();
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}
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if ( isset( $this->prop['implicitgroups'] ) ) {
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$data[$name]['implicitgroups'] = $user->getAutomaticGroups();
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}
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if ( isset( $this->prop['rights'] ) ) {
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$data[$name]['rights'] = $user->getRights();
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}
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if ( $row->ipb_deleted ) {
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$data[$name]['hidden'] = '';
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}
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if ( isset( $this->prop['blockinfo'] ) && !is_null( $row->ipb_by_text ) ) {
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$data[$name]['blockid'] = $row->ipb_id;
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$data[$name]['blockedby'] = $row->ipb_by_text;
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$data[$name]['blockedbyid'] = $row->ipb_by;
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$data[$name]['blockreason'] = $row->ipb_reason;
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$data[$name]['blockexpiry'] = $row->ipb_expiry;
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}
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if ( isset( $this->prop['emailable'] ) && $user->canReceiveEmail() ) {
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$data[$name]['emailable'] = '';
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}
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if ( isset( $this->prop['gender'] ) ) {
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$gender = $user->getOption( 'gender' );
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if ( strval( $gender ) === '' ) {
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$gender = 'unknown';
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}
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$data[$name]['gender'] = $gender;
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}
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if ( !is_null( $params['token'] ) ) {
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$tokenFunctions = $this->getTokenFunctions();
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foreach ( $params['token'] as $t ) {
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$val = call_user_func( $tokenFunctions[$t], $user );
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if ( $val === false ) {
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$this->setWarning( "Action '$t' is not allowed for the current user" );
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} else {
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$data[$name][$t . 'token'] = $val;
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}
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}
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}
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}
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}
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$context = $this->getContext();
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// Second pass: add result data to $retval
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foreach ( $goodNames as $u ) {
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if ( !isset( $data[$u] ) ) {
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$data[$u] = array( 'name' => $u );
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$urPage = new UserrightsPage;
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$urPage->setContext( $context );
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$iwUser = $urPage->fetchUser( $u );
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if ( $iwUser instanceof UserRightsProxy ) {
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$data[$u]['interwiki'] = '';
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if ( !is_null( $params['token'] ) ) {
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$tokenFunctions = $this->getTokenFunctions();
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foreach ( $params['token'] as $t ) {
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$val = call_user_func( $tokenFunctions[$t], $iwUser );
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if ( $val === false ) {
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$this->setWarning( "Action '$t' is not allowed for the current user" );
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} else {
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$data[$u][$t . 'token'] = $val;
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}
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}
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}
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} else {
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$data[$u]['missing'] = '';
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}
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} else {
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if ( isset( $this->prop['groups'] ) && isset( $data[$u]['groups'] ) ) {
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$result->setIndexedTagName( $data[$u]['groups'], 'g' );
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}
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if ( isset( $this->prop['implicitgroups'] ) && isset( $data[$u]['implicitgroups'] ) ) {
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$result->setIndexedTagName( $data[$u]['implicitgroups'], 'g' );
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}
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if ( isset( $this->prop['rights'] ) && isset( $data[$u]['rights'] ) ) {
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$result->setIndexedTagName( $data[$u]['rights'], 'r' );
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}
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}
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$fit = $result->addValue( array( 'query', $this->getModuleName() ),
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null, $data[$u] );
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if ( !$fit ) {
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$this->setContinueEnumParameter( 'users',
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implode( '|', array_diff( $users, $done ) ) );
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break;
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}
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$done[] = $u;
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}
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$result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'user' );
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}
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/**
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* Gets all the groups that a user is automatically a member of (implicit groups)
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*
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* @deprecated since 1.20; call User::getAutomaticGroups() directly.
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* @param User $user
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* @return array
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*/
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public static function getAutoGroups( $user ) {
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wfDeprecated( __METHOD__, '1.20' );
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return $user->getAutomaticGroups();
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}
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public function getCacheMode( $params ) {
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if ( isset( $params['token'] ) ) {
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return 'private';
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} elseif ( array_diff( (array)$params['prop'], static::$publicProps ) ) {
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return 'anon-public-user-private';
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} else {
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return 'public';
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}
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}
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public function getAllowedParams() {
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return array(
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'prop' => array(
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ApiBase::PARAM_DFLT => null,
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ApiBase::PARAM_ISMULTI => true,
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ApiBase::PARAM_TYPE => array(
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'blockinfo',
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'groups',
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'implicitgroups',
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'rights',
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'editcount',
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'registration',
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'emailable',
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'gender',
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)
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),
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'users' => array(
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ApiBase::PARAM_ISMULTI => true
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),
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'token' => array(
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ApiBase::PARAM_TYPE => array_keys( $this->getTokenFunctions() ),
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ApiBase::PARAM_ISMULTI => true
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),
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);
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}
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public function getParamDescription() {
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return array(
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'prop' => array(
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'What pieces of information to include',
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' blockinfo - Tags if the user is blocked, by whom, and for what reason',
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' groups - Lists all the groups the user(s) belongs to',
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' implicitgroups - Lists all the groups a user is automatically a member of',
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' rights - Lists all the rights the user(s) has',
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' editcount - Adds the user\'s edit count',
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' registration - Adds the user\'s registration timestamp',
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' emailable - Tags if the user can and wants to receive ' .
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'email through [[Special:Emailuser]]',
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' gender - Tags the gender of the user. Returns "male", "female", or "unknown"',
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),
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'users' => 'A list of users to obtain the same information for',
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'token' => 'Which tokens to obtain for each user',
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);
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}
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public function getResultProperties() {
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$props = array(
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'' => array(
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'userid' => array(
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ApiBase::PROP_TYPE => 'integer',
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ApiBase::PROP_NULLABLE => true
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),
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'name' => 'string',
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'invalid' => 'boolean',
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'hidden' => 'boolean',
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'interwiki' => 'boolean',
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'missing' => 'boolean'
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),
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'editcount' => array(
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'editcount' => array(
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ApiBase::PROP_TYPE => 'integer',
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ApiBase::PROP_NULLABLE => true
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)
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),
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'registration' => array(
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'registration' => array(
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ApiBase::PROP_TYPE => 'timestamp',
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ApiBase::PROP_NULLABLE => true
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)
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),
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'blockinfo' => array(
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'blockid' => array(
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ApiBase::PROP_TYPE => 'integer',
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ApiBase::PROP_NULLABLE => true
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),
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'blockedby' => array(
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ApiBase::PROP_TYPE => 'string',
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ApiBase::PROP_NULLABLE => true
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),
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'blockedbyid' => array(
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ApiBase::PROP_TYPE => 'integer',
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ApiBase::PROP_NULLABLE => true
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),
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'blockedreason' => array(
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ApiBase::PROP_TYPE => 'string',
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ApiBase::PROP_NULLABLE => true
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),
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'blockedexpiry' => array(
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ApiBase::PROP_TYPE => 'timestamp',
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ApiBase::PROP_NULLABLE => true
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)
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),
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'emailable' => array(
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'emailable' => 'boolean'
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),
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'gender' => array(
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'gender' => array(
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ApiBase::PROP_TYPE => array(
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'male',
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'female',
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'unknown'
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),
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ApiBase::PROP_NULLABLE => true
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)
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)
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);
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self::addTokenProperties( $props, $this->getTokenFunctions() );
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return $props;
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}
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public function getDescription() {
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return 'Get information about a list of users.';
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}
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public function getExamples() {
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return 'api.php?action=query&list=users&ususers=brion|TimStarling&usprop=groups|editcount|gender';
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}
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public function getHelpUrls() {
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return 'https://www.mediawiki.org/wiki/API:Users';
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}
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}
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