includes/specials/pagers/ActiveUsersPager.php

   1 <?php
   2 /**
   3  * Copyright © 2008 Aaron Schulz
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup Pager
  22  */
  23
  24 /**
  25  * This class is used to get a list of active users. The ones with specials
  26  * rights (sysop, bureaucrat, developer) will have them displayed
  27  * next to their names.
  28  *
  29  * @ingroup Pager
  30  */
  31 class ActiveUsersPager extends UsersPager {
  32
  33         /**
  34          * @var FormOptions
  35          */
  36         protected $opts;
  37
  38         /**
  39          * @var string[]
  40          */
  41         protected $groups;
  42
  43         /**
  44          * @var array
  45          */
  46         private $blockStatusByUid;
  47
  48         /**
  49          * @param IContextSource $context
  50          * @param FormOptions $opts
  51          */
  52         function __construct( IContextSource $context = null, FormOptions $opts ) {
  53                 parent::__construct( $context );
  54
  55                 $this->RCMaxAge = $this->getConfig()->get( 'ActiveUserDays' );
  56                 $this->requestedUser = '';
  57
  58                 $un = $opts->getValue( 'username' );
  59                 if ( $un != '' ) {
  60                         $username = Title::makeTitleSafe( NS_USER, $un );
  61                         if ( !is_null( $username ) ) {
  62                                 $this->requestedUser = $username->getText();
  63                         }
  64                 }
  65
  66                 $this->groups = $opts->getValue( 'groups' );
  67                 $this->excludegroups = $opts->getValue( 'excludegroups' );
  68                 // Backwards-compatibility with old URLs
  69                 if ( $opts->getValue( 'hidebots' ) ) {
  70                         $this->excludegroups[] = 'bot';
  71                 }
  72                 if ( $opts->getValue( 'hidesysops' ) ) {
  73                         $this->excludegroups[] = 'sysop';
  74                 }
  75         }
  76
  77         function getIndexField() {
  78                 return 'qcc_title';
  79         }
  80
  81         function getQueryInfo() {
  82                 $dbr = $this->getDatabase();
  83
  84                 $activeUserSeconds = $this->getConfig()->get( 'ActiveUserDays' ) * 86400;
  85                 $timestamp = $dbr->timestamp( wfTimestamp( TS_UNIX ) - $activeUserSeconds );
  86                 $tables = [ 'querycachetwo', 'user', 'recentchanges' ];
  87                 $conds = [
  88                         'qcc_type' => 'activeusers',
  89                         'qcc_namespace' => NS_USER,
  90                         'user_name = qcc_title',
  91                         'rc_user_text = qcc_title',
  92                         'rc_type != ' . $dbr->addQuotes( RC_EXTERNAL ), // Don't count wikidata.
  93                         'rc_type != ' . $dbr->addQuotes( RC_CATEGORIZE ), // Don't count categorization changes.
  94                         'rc_log_type IS NULL OR rc_log_type != ' . $dbr->addQuotes( 'newusers' ),
  95                         'rc_timestamp >= ' . $dbr->addQuotes( $timestamp ),
  96                 ];
  97                 if ( $this->requestedUser != '' ) {
  98                         $conds[] = 'qcc_title >= ' . $dbr->addQuotes( $this->requestedUser );
  99                 }
 100                 if ( $this->groups !== [] ) {
 101                         $tables[] = 'user_groups';
 102                         $conds[] = 'ug_user = user_id';
 103                         $conds['ug_group'] = $this->groups;
 104                 }
 105                 if ( $this->excludegroups !== [] ) {
 106                         foreach ( $this->excludegroups as $group ) {
 107                                 $conds[] = 'NOT EXISTS (' . $dbr->selectSQLText(
 108                                                 'user_groups', '1', [ 'ug_user = user_id', 'ug_group' => $group ]
 109                                         ) . ')';
 110                         }
 111                 }
 112                 if ( !$this->getUser()->isAllowed( 'hideuser' ) ) {
 113                         $conds[] = 'NOT EXISTS (' . $dbr->selectSQLText(
 114                                         'ipblocks', '1', [ 'ipb_user=user_id', 'ipb_deleted' => 1 ]
 115                                 ) . ')';
 116                 }
 117
 118                 if ( $dbr->implicitGroupby() ) {
 119                         $options = [ 'GROUP BY' => [ 'qcc_title' ] ];
 120                 } else {
 121                         $options = [ 'GROUP BY' => [ 'user_name', 'user_id', 'qcc_title' ] ];
 122                 }
 123
 124                 return [
 125                         'tables' => $tables,
 126                         'fields' => [ 'user_name', 'user_id', 'recentedits' => 'COUNT(*)', 'qcc_title' ],
 127                         'options' => $options,
 128                         'conds' => $conds
 129                 ];
 130         }
 131
 132         function doBatchLookups() {
 133                 parent::doBatchLookups();
 134
 135                 $uids = [];
 136                 foreach ( $this->mResult as $row ) {
 137                         $uids[] = $row->user_id;
 138                 }
 139                 // Fetch the block status of the user for showing "(blocked)" text and for
 140                 // striking out names of suppressed users when privileged user views the list.
 141                 // Although the first query already hits the block table for un-privileged, this
 142                 // is done in two queries to avoid huge quicksorts and to make COUNT(*) correct.
 143                 $dbr = $this->getDatabase();
 144                 $res = $dbr->select( 'ipblocks',
 145                         [ 'ipb_user', 'MAX(ipb_deleted) AS block_status' ],
 146                         [ 'ipb_user' => $uids ],
 147                         __METHOD__,
 148                         [ 'GROUP BY' => [ 'ipb_user' ] ]
 149                 );
 150                 $this->blockStatusByUid = [];
 151                 foreach ( $res as $row ) {
 152                         $this->blockStatusByUid[$row->ipb_user] = $row->block_status; // 0 or 1
 153                 }
 154                 $this->mResult->seek( 0 );
 155         }
 156
 157         function formatRow( $row ) {
 158                 $userName = $row->user_name;
 159
 160                 $ulinks = Linker::userLink( $row->user_id, $userName );
 161                 $ulinks .= Linker::userToolLinks( $row->user_id, $userName );
 162
 163                 $lang = $this->getLanguage();
 164
 165                 $list = [];
 166                 $user = User::newFromId( $row->user_id );
 167
 168                 $groups_list = self::getGroups( intval( $row->user_id ), $this->userGroupCache );
 169                 foreach ( $groups_list as $group ) {
 170                         $list[] = self::buildGroupLink( $group, $userName );
 171                 }
 172
 173                 $groups = $lang->commaList( $list );
 174
 175                 $item = $lang->specialList( $ulinks, $groups );
 176
 177                 $isBlocked = isset( $this->blockStatusByUid[$row->user_id] );
 178                 if ( $isBlocked && $this->blockStatusByUid[$row->user_id] == 1 ) {
 179                         $item = "<span class=\"deleted\">$item</span>";
 180                 }
 181                 $count = $this->msg( 'activeusers-count' )->numParams( $row->recentedits )
 182                         ->params( $userName )->numParams( $this->RCMaxAge )->escaped();
 183                 $blocked = $isBlocked ? ' ' . $this->msg( 'listusers-blocked', $userName )->escaped() : '';
 184
 185                 return Html::rawElement( 'li', [], "{$item} [{$count}]{$blocked}" );
 186         }
 187
 188 }