includes/specials/SpecialActiveusers.php

   1 <?php
   2 # Copyright (C) 2008 Aaron Schulz
   3 #
   4 # http://www.mediawiki.org/
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with this program; if not, write to the Free Software Foundation, Inc.,
  18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19 # http://www.gnu.org/copyleft/gpl.html
  20
  21 /**
  22  * This class is used to get a list of active users. The ones with specials
  23  * rights (sysop, bureaucrat, developer) will have them displayed
  24  * next to their names.
  25  *
  26  * @file
  27  * @ingroup SpecialPage
  28  */
  29 class ActiveUsersPager extends UsersPager {
  30
  31         function __construct( $group = null ) {
  32                 global $wgRequest, $wgRCMaxAge;
  33                 $this->RCMaxAge = ceil( $wgRCMaxAge / ( 3600 * 24 ) ); // Constant
  34
  35                 $un = $wgRequest->getText( 'username' );
  36                 $this->requestedUser = '';
  37                 if ( $un != '' ) {
  38                         $username = Title::makeTitleSafe( NS_USER, $un );
  39                         if( !is_null( $username ) ) {
  40                                 $this->requestedUser = $username->getText();
  41                         }
  42                 }
  43                 parent::__construct();
  44         }
  45
  46         function getIndexField() {
  47                 return 'rc_user_text';
  48         }
  49
  50         function getQueryInfo() {
  51                 $dbr = wfGetDB( DB_SLAVE );
  52                 $conds = array( 'rc_user > 0' ); // Users - no anons
  53                 $conds[] = 'ipb_deleted IS NULL'; // don't show hidden names
  54                 $conds[] = 'rc_log_type IS NULL OR rc_log_type != "newusers"';
  55                 if( $this->requestedUser != '' ) {
  56                         $conds[] = 'rc_user_text >= ' . $dbr->addQuotes( $this->requestedUser );
  57                 }
  58
  59                 $query = array(
  60                         'tables' => array( 'recentchanges', 'user', 'ipblocks' ),
  61                         'fields' => array( 'rc_user_text AS user_name', // inheritance
  62                                 'rc_user_text', // for Pager
  63                                 'user_id',
  64                                 'COUNT(*) AS recentedits',
  65                                 'MAX(ipb_user) AS blocked'
  66                         ),
  67                         'options' => array(
  68                                 'GROUP BY' => 'rc_user_text',
  69                                 'USE INDEX' => array( 'recentchanges' => 'rc_user_text' )
  70                         ),
  71                         'join_conds' => array(
  72                                 'user' => array( 'INNER JOIN', 'rc_user_text=user_name' ),
  73                                 'ipblocks' => array( 'LEFT JOIN', 'user_id=ipb_user AND ipb_auto=0 AND ipb_deleted=1' ),
  74                         ),
  75                         'conds' => $conds
  76                 );
  77                 return $query;
  78         }
  79
  80         function formatRow( $row ) {
  81                 global $wgLang;
  82                 $userName = $row->user_name;
  83                 $userPage = Title::makeTitle( NS_USER, $userName );
  84                 $name = $this->getSkin()->makeLinkObj( $userPage, htmlspecialchars( $userPage->getText() ) );
  85
  86                 $list = array();
  87                 foreach( self::getGroups( $row->user_id ) as $group )
  88                         $list[] = self::buildGroupLink( $group );
  89                 $groups = $wgLang->commaList( $list );
  90
  91                 $item = wfSpecialList( $name, $groups );
  92                 $count = wfMsgExt( 'activeusers-count',
  93                         array( 'parsemag' ),
  94                         $wgLang->formatNum( $row->recentedits ),
  95                         $userName,
  96                         $wgLang->formatNum ( $this->RCMaxAge )
  97                 );
  98                 $blocked = $row->blocked ? ' ' . wfMsgExt( 'listusers-blocked', array( 'parsemag' ), $userName ) : '';
  99
 100                 return Html::rawElement( 'li', array(), "{$item} [{$count}]{$blocked}" );
 101         }
 102
 103         function getPageHeader() {
 104                 global $wgScript, $wgRequest;
 105                 $self = $this->getTitle();
 106                 $limit = $this->mLimit ? Xml::hidden( 'limit', $this->mLimit ) : '';
 107
 108                 return  Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) ) . # Form tag
 109                         Xml::fieldset( wfMsg( 'activeusers' ) ) . "\n" .
 110                         Xml::hidden( 'title', $self->getPrefixedDBkey() ) .
 111                         $limit . "\n" .
 112                         Xml::inputLabel( wfMsg( 'activeusers-from' ), 'username', 'offset', 20, $this->requestedUser ) . ' ' . # Username field
 113                         Xml::submitButton( wfMsg( 'allpagessubmit' ) ) .  "\n" .# Submit button and form bottom
 114                         Xml::closeElement( 'fieldset' ) .
 115                         Xml::closeElement( 'form' );
 116         }
 117 }
 118
 119 /**
 120  * @ingroup SpecialPage
 121  */
 122 class SpecialActiveUsers extends SpecialPage {
 123
 124         /**
 125          * Constructor
 126          */
 127         public function  __construct() {
 128                 parent::__construct( 'Activeusers' );
 129         }
 130
 131         /**
 132          * Show the special page
 133          *
 134          * @param $par Mixed: parameter passed to the page or null
 135          */
 136         public function execute( $par ) {
 137                 global $wgOut;
 138
 139                 $this->setHeaders();
 140
 141                 $up = new ActiveUsersPager();
 142
 143                 # getBody() first to check, if empty
 144                 $usersbody = $up->getBody();
 145                 $s = $up->getPageHeader();
 146                 if( $usersbody ) {
 147                         $s .= $up->getNavigationBar();
 148                         $s .= Html::rawElement( 'ul', array(), $usersbody );
 149                         $s .= $up->getNavigationBar();
 150                 } else {
 151                         $s .= Html::element( 'p', array(), wfMsg( 'activeusers-noresult' ) );
 152                 }
 153
 154                 $wgOut->addHTML( $s );
 155         }
 156
 157 }