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<?php /** * Copyright © 2004 Brooke Vibber, lcrocker, Tim Starling, * Domas Mituzas, Antoine Musso, Jens Frank, Zhengzhu, * 2006 Rob Church <robchur@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 * @ingroup Pager */ namespace MediaWiki\Pager; use MediaWiki\Block\HideUserUtils; use MediaWiki\Cache\LinkBatchFactory; use MediaWiki\Context\IContextSource; use MediaWiki\HookContainer\HookContainer; use MediaWiki\HookContainer\HookRunner; use MediaWiki\Html\Html; use MediaWiki\HTMLForm\Field\HTMLHiddenField; use MediaWiki\HTMLForm\Field\HTMLInfoField; use MediaWiki\HTMLForm\Field\HTMLSelectField; use MediaWiki\HTMLForm\Field\HTMLSubmitField; use MediaWiki\HTMLForm\Field\HTMLUserTextField; use MediaWiki\HTMLForm\HTMLForm; use MediaWiki\Linker\Linker; use MediaWiki\Logger\LoggerFactory; use MediaWiki\MainConfigNames; use MediaWiki\Title\Title; use MediaWiki\User\UserGroupManager; use MediaWiki\User\UserGroupMembership; use MediaWiki\User\UserIdentity; use MediaWiki\User\UserIdentityLookup; use MediaWiki\User\UserIdentityValue; use stdClass; use Wikimedia\Rdbms\IConnectionProvider; /** * This class is used to get a list of user. The ones with specials * rights (sysop, bureaucrat, developer) will have them displayed * next to their names. * * @ingroup Pager */ class UsersPager extends AlphabeticPager { /** * @var array[] A array with user ids as key and a array of groups as value */ protected $userGroupCache; /** @var string */ public $requestedGroup; /** @var bool */ protected $editsOnly; /** @var bool */ protected $temporaryGroupsOnly; /** @var bool */ protected $creationSort; /** @var bool|null */ protected $including; /** @var string */ protected $requestedUser; /** @var HideUserUtils */ protected $hideUserUtils; private HookRunner $hookRunner; private LinkBatchFactory $linkBatchFactory; private UserGroupManager $userGroupManager; private UserIdentityLookup $userIdentityLookup; /** * @param IContextSource $context * @param HookContainer $hookContainer * @param LinkBatchFactory $linkBatchFactory * @param IConnectionProvider $dbProvider * @param UserGroupManager $userGroupManager * @param UserIdentityLookup $userIdentityLookup * @param HideUserUtils $hideUserUtils * @param string|null $par * @param bool|null $including Whether this page is being transcluded in * another page */ public function __construct( IContextSource $context, HookContainer $hookContainer, LinkBatchFactory $linkBatchFactory, IConnectionProvider $dbProvider, UserGroupManager $userGroupManager, UserIdentityLookup $userIdentityLookup, HideUserUtils $hideUserUtils, $par, $including ) { $this->setContext( $context ); $request = $this->getRequest(); $par ??= ''; $parms = explode( '/', $par ); $symsForAll = [ '*', 'user' ]; if ( $parms[0] != '' && ( in_array( $par, $userGroupManager->listAllGroups() ) || in_array( $par, $symsForAll ) ) ) { $this->requestedGroup = $par; $un = $request->getText( 'username' ); } elseif ( count( $parms ) == 2 ) { $this->requestedGroup = $parms[0]; $un = $parms[1]; } else { $this->requestedGroup = $request->getVal( 'group' ); $un = ( $par != '' ) ? $par : $request->getText( 'username' ); } if ( in_array( $this->requestedGroup, $symsForAll ) ) { $this->requestedGroup = ''; } $this->editsOnly = $request->getBool( 'editsOnly' ); $this->temporaryGroupsOnly = $request->getBool( 'temporaryGroupsOnly' ); $this->creationSort = $request->getBool( 'creationSort' ); $this->including = $including; $this->mDefaultDirection = $request->getBool( 'desc' ) ? IndexPager::DIR_DESCENDING : IndexPager::DIR_ASCENDING; $this->requestedUser = ''; if ( $un != '' ) { $username = Title::makeTitleSafe( NS_USER, $un ); if ( $username !== null ) { $this->requestedUser = $username->getText(); } } // Set database before parent constructor to avoid setting it there $this->mDb = $dbProvider->getReplicaDatabase(); parent::__construct(); $this->userGroupManager = $userGroupManager; $this->hookRunner = new HookRunner( $hookContainer ); $this->linkBatchFactory = $linkBatchFactory; $this->userIdentityLookup = $userIdentityLookup; $this->hideUserUtils = $hideUserUtils; } /** * @return string */ public function getIndexField() { return $this->creationSort ? 'user_id' : 'user_name'; } /** * @return array */ public function getQueryInfo() { $dbr = $this->getDatabase(); $conds = []; $options = []; // Don't show hidden names if ( !$this->canSeeHideuser() ) { $conds[] = $this->hideUserUtils->getExpression( $dbr ); $deleted = '1=0'; } else { // In MySQL, there's no separate boolean type so getExpression() // effectively returns an integer, and MAX() works on the result of it. // In PostgreSQL, getExpression() returns a special boolean type which // can't go into MAX(). So we have to cast it to support PostgreSQL. // A neater PostgreSQL-only solution would be bool_or(), but MySQL // doesn't have that or need it. We could add a wrapper to SQLPlatform // which returns MAX() on MySQL and bool_or() on PostgreSQL. // This would not be necessary if we used "GROUP BY user_name,user_id", // but MariaDB forgets how to use indexes if you do that. $deleted = 'MAX(' . $dbr->buildIntegerCast( $this->hideUserUtils->getExpression( $dbr, 'user_id', HideUserUtils::HIDDEN_USERS ) ) . ')'; } if ( $this->requestedGroup != '' || $this->temporaryGroupsOnly ) { $cond = $dbr->expr( 'ug_expiry', '>=', $dbr->timestamp() ); if ( !$this->temporaryGroupsOnly ) { $cond = $cond->or( 'ug_expiry', '=', null ); } $conds[] = $cond; } if ( $this->requestedGroup != '' ) { $conds['ug_group'] = $this->requestedGroup; } if ( $this->requestedUser != '' ) { # Sorted either by account creation or name if ( $this->creationSort ) { $userIdentity = $this->userIdentityLookup->getUserIdentityByName( $this->requestedUser ); if ( $userIdentity && $userIdentity->isRegistered() ) { $conds[] = $dbr->expr( 'user_id', '>=', $userIdentity->getId() ); } } else { $conds[] = $dbr->expr( 'user_name', '>=', $this->requestedUser ); } } if ( $this->editsOnly ) { $conds[] = $dbr->expr( 'user_editcount', '>', 0 ); } $options['GROUP BY'] = $this->creationSort ? 'user_id' : 'user_name'; $query = [ 'tables' => [ 'user', 'user_groups', 'block_with_target' => [ 'block_target', 'block' ] ], 'fields' => [ 'user_name' => $this->creationSort ? 'MAX(user_name)' : 'user_name', 'user_id' => $this->creationSort ? 'user_id' : 'MAX(user_id)', 'edits' => 'MAX(user_editcount)', 'creation' => 'MIN(user_registration)', 'deleted' => $deleted, // block/hide status 'sitewide' => 'MAX(bl_sitewide)' ], 'options' => $options, 'join_conds' => [ 'user_groups' => [ 'LEFT JOIN', 'user_id=ug_user' ], 'block_with_target' => [ 'LEFT JOIN', [ 'user_id=bt_user', 'bt_auto' => 0 ] ], 'block' => [ 'JOIN', 'bl_target=bt_id' ] ], 'conds' => $conds ]; $this->hookRunner->onSpecialListusersQueryInfo( $this, $query ); return $query; } /** * @param stdClass $row * @return string */ public function formatRow( $row ) { if ( $row->user_id == 0 ) { # T18487 return ''; } $userName = $row->user_name; $ulinks = Linker::userLink( $row->user_id, $userName ); $ulinks .= Linker::userToolLinksRedContribs( $row->user_id, $userName, (int)$row->edits, // don't render parentheses in HTML markup (CSS will provide) false ); $lang = $this->getLanguage(); $groups = ''; $userIdentity = new UserIdentityValue( intval( $row->user_id ), $userName ); $ugms = $this->getGroupMemberships( $userIdentity ); if ( !$this->including && count( $ugms ) > 0 ) { $list = []; foreach ( $ugms as $ugm ) { $list[] = $this->buildGroupLink( $ugm, $userName ); } $groups = $lang->commaList( $list ); } $item = $lang->specialList( $ulinks, $groups ); if ( $row->deleted ) { $item = "<span class=\"deleted\">$item</span>"; } $edits = ''; if ( !$this->including && $this->getConfig()->get( MainConfigNames::Edititis ) ) { $count = $this->msg( 'usereditcount' )->numParams( $row->edits )->escaped(); $edits = $this->msg( 'word-separator' )->escaped() . $this->msg( 'brackets', $count )->escaped(); } $created = ''; # Some rows may be null if ( !$this->including && $row->creation ) { $user = $this->getUser(); $d = $lang->userDate( $row->creation, $user ); $t = $lang->userTime( $row->creation, $user ); $created = $this->msg( 'usercreated', $d, $t, $row->user_name )->escaped(); $created = ' ' . $this->msg( 'parentheses' )->rawParams( $created )->escaped(); } $blocked = $row->deleted !== null && $row->sitewide === '1' ? ' ' . $this->msg( 'listusers-blocked', $userName )->escaped() : ''; $this->hookRunner->onSpecialListusersFormatRow( $item, $row ); return Html::rawElement( 'li', [], "{$item}{$edits}{$created}{$blocked}" ); } protected function doBatchLookups() { $batch = $this->linkBatchFactory->newLinkBatch(); $userIds = []; # Give some pointers to make user links foreach ( $this->mResult as $row ) { $batch->add( NS_USER, $row->user_name ); $batch->add( NS_USER_TALK, $row->user_name ); $userIds[] = (int)$row->user_id; } // Lookup groups for all the users $queryBuilder = $this->userGroupManager->newQueryBuilder( $this->getDatabase() ); $groupRes = $queryBuilder->where( [ 'ug_user' => $userIds ] ) ->caller( __METHOD__ ) ->fetchResultSet(); $cache = []; $groups = []; foreach ( $groupRes as $row ) { $ugm = $this->userGroupManager->newGroupMembershipFromRow( $row ); if ( !$ugm->isExpired() ) { $cache[$row->ug_user][$row->ug_group] = $ugm; $groups[$row->ug_group] = true; } } // Give extensions a chance to add things like global user group data // into the cache array to ensure proper output later on $this->hookRunner->onUsersPagerDoBatchLookups( $this->getDatabase(), $userIds, $cache, $groups ); $this->userGroupCache = $cache; // Add page of groups to link batch foreach ( $groups as $group => $unused ) { $groupPage = UserGroupMembership::getGroupPage( $group ); if ( $groupPage ) { $batch->addObj( $groupPage ); } } $batch->execute(); $this->mResult->rewind(); } /** * @return string */ public function getPageHeader() { $self = explode( '/', $this->getTitle()->getPrefixedDBkey(), 2 )[0]; $groupOptions = [ $this->msg( 'group-all' )->text() => '' ]; foreach ( $this->getAllGroups() as $group => $groupText ) { if ( array_key_exists( $groupText, $groupOptions ) ) { LoggerFactory::getInstance( 'error' )->error( 'The group {group_one} has the same translation as {group_two} for {lang}. ' . '{group_one} will not be displayed in group dropdown of the UsersPager.', [ 'group_one' => $group, 'group_two' => $groupOptions[$groupText], 'lang' => $this->getLanguage()->getCode(), ] ); continue; } $groupOptions[ $groupText ] = $group; } $formDescriptor = [ 'user' => [ 'class' => HTMLUserTextField::class, 'label' => $this->msg( 'listusersfrom' )->text(), 'name' => 'username', 'default' => $this->requestedUser, ], 'dropdown' => [ 'label' => $this->msg( 'group' )->text(), 'name' => 'group', 'default' => $this->requestedGroup, 'class' => HTMLSelectField::class, 'options' => $groupOptions, ], 'editsOnly' => [ 'type' => 'check', 'label' => $this->msg( 'listusers-editsonly' )->text(), 'name' => 'editsOnly', 'id' => 'editsOnly', 'default' => $this->editsOnly ], 'temporaryGroupsOnly' => [ 'type' => 'check', 'label' => $this->msg( 'listusers-temporarygroupsonly' )->text(), 'name' => 'temporaryGroupsOnly', 'id' => 'temporaryGroupsOnly', 'default' => $this->temporaryGroupsOnly ], 'creationSort' => [ 'type' => 'check', 'label' => $this->msg( 'listusers-creationsort' )->text(), 'name' => 'creationSort', 'id' => 'creationSort', 'default' => $this->creationSort ], 'desc' => [ 'type' => 'check', 'label' => $this->msg( 'listusers-desc' )->text(), 'name' => 'desc', 'id' => 'desc', 'default' => $this->mDefaultDirection ], 'limithiddenfield' => [ 'class' => HTMLHiddenField::class, 'name' => 'limit', 'default' => $this->mLimit ] ]; $beforeSubmitButtonHookOut = ''; $this->hookRunner->onSpecialListusersHeaderForm( $this, $beforeSubmitButtonHookOut ); if ( $beforeSubmitButtonHookOut !== '' ) { $formDescriptor[ 'beforeSubmitButtonHookOut' ] = [ 'class' => HTMLInfoField::class, 'raw' => true, 'default' => $beforeSubmitButtonHookOut ]; } $formDescriptor[ 'submit' ] = [ 'class' => HTMLSubmitField::class, 'buttonlabel-message' => 'listusers-submit', ]; $beforeClosingFieldsetHookOut = ''; $this->hookRunner->onSpecialListusersHeader( $this, $beforeClosingFieldsetHookOut ); if ( $beforeClosingFieldsetHookOut !== '' ) { $formDescriptor[ 'beforeClosingFieldsetHookOut' ] = [ 'class' => HTMLInfoField::class, 'raw' => true, 'default' => $beforeClosingFieldsetHookOut ]; } $htmlForm = HTMLForm::factory( 'ooui', $formDescriptor, $this->getContext() ); $htmlForm ->setMethod( 'get' ) ->setTitle( Title::newFromText( $self ) ) ->setId( 'mw-listusers-form' ) ->setFormIdentifier( 'mw-listusers-form' ) ->suppressDefaultSubmit() ->setWrapperLegendMsg( 'listusers' ); return $htmlForm->prepareForm()->getHTML( true ); } protected function canSeeHideuser() { return $this->getAuthority()->isAllowed( 'hideuser' ); } /** * Get a list of all explicit groups * @return array */ private function getAllGroups() { $result = []; $lang = $this->getLanguage(); foreach ( $this->userGroupManager->listAllGroups() as $group ) { $result[$group] = $lang->getGroupName( $group ); } asort( $result ); return $result; } /** * Preserve group and username offset parameters when paging * @return array */ public function getDefaultQuery() { $query = parent::getDefaultQuery(); if ( $this->requestedGroup != '' ) { $query['group'] = $this->requestedGroup; } if ( $this->requestedUser != '' ) { $query['username'] = $this->requestedUser; } $this->hookRunner->onSpecialListusersDefaultQuery( $this, $query ); return $query; } /** * Get an associative array containing groups the specified user belongs to, * and the relevant UserGroupMembership objects * * @param UserIdentity $user * @return UserGroupMembership[] (group name => UserGroupMembership object) */ protected function getGroupMemberships( $user ) { if ( $this->userGroupCache === null ) { return $this->userGroupManager->getUserGroupMemberships( $user ); } else { return $this->userGroupCache[$user->getId()] ?? []; } } /** * Format a link to a group description page * * @param string|UserGroupMembership $group Group name or UserGroupMembership object * @param string $username * @return string */ protected function buildGroupLink( $group, $username ) { return UserGroupMembership::getLinkHTML( $group, $this->getContext(), $username ); } } /** * Retain the old class name for backwards compatibility. * @deprecated since 1.41 */ class_alias( UsersPager::class, 'UsersPager' );
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