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;
  33                 $un = $wgRequest->getText( 'username' );
  34                 $this->requestedUser = '';
  35                 if ( $un != '' ) {
  36                         $username = Title::makeTitleSafe( NS_USER, $un );
  37                         if( !is_null( $username ) ) {
  38                                 $this->requestedUser = $username->getText();
  39                         }
  40                 }
  41                 parent::__construct();
  42         }
  43
  44         function getIndexField() {
  45                 return 'rc_user_text';
  46         }
  47
  48         function getQueryInfo() {
  49                 $dbr = wfGetDB( DB_SLAVE );
  50                 $conds = array('rc_user > 0'); // Users - no anons
  51                 $conds[] = 'ipb_deleted IS NULL'; // don't show hidden names
  52                 $useIndex = $dbr->useIndexClause( 'rc_user_text' );
  53                 if( $this->requestedUser != '' ) {
  54                         $conds[] = 'rc_user_text >= ' . $dbr->addQuotes( $this->requestedUser );
  55                 }
  56
  57                 list( $recentchanges, $ipblocks, $user ) = $dbr->tableNamesN( 'recentchanges', 'ipblocks', 'user' );
  58
  59                 $query = array(
  60                         'tables' => " $recentchanges $useIndex
  61                                 LEFT JOIN $ipblocks ON rc_user=ipb_user AND ipb_auto=0 AND ipb_deleted=1
  62                                 INNER JOIN $user ON rc_user=user_id ",
  63                         'fields' => array( 'rc_user_text AS user_name', // inheritance
  64                                 'rc_user_text', // for Pager
  65                                 'MAX(rc_user) AS user_id',
  66                                 'COUNT(*) AS recentedits',
  67                                 'MAX(ipb_user) AS blocked' ),
  68                         'options' => array( 'GROUP BY' => 'rc_user_text' ),
  69                         'conds' => $conds
  70                 );
  71                 return $query;
  72         }
  73
  74         function formatRow( $row ) {
  75                 $userName = $row->rc_user_text;
  76                 $userPage = Title::makeTitle( NS_USER, $userName );
  77                 $name = $this->getSkin()->makeLinkObj( $userPage, htmlspecialchars( $userPage->getText() ) );
  78
  79                 $list = array();
  80                 foreach( self::getGroups( $row->user_id ) as $group )
  81                         $list[] = self::buildGroupLink( $group );
  82                 $groups = implode( ', ', $list );
  83
  84                 $item = wfSpecialList( $name, $groups );
  85                 $count = wfMsgExt( 'activeusers-count', array( 'parsemag' ), $row->recentedits, $userName );
  86                 $blocked = $row->blocked ? ' ' . wfMsgExt( 'listusers-blocked', array( 'parsemag' ), $userName ) : '';
  87
  88                 return "<li>{$item} [{$count}]{$blocked}</li>";
  89         }
  90
  91         function getPageHeader() {
  92                 global $wgScript, $wgRequest;
  93                 $self = $this->getTitle();
  94
  95                 # Form tag
  96                 $out  = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) ) .
  97                         '<fieldset>' .
  98                         Xml::element( 'legend', array(), wfMsg( 'activeusers' ) );
  99                 $out .= Xml::hidden( 'title', $self->getPrefixedDBkey() );
 100
 101                 # Username field
 102                 $out .= Xml::label( wfMsg( 'activeusers-from' ), 'offset' ) . ' ' .
 103                         Xml::input( 'username', 20, $this->requestedUser, array( 'id' => 'offset' ) ) . ' ';
 104
 105                 # Submit button and form bottom
 106                 if( $this->mLimit )
 107                         $out .= Xml::hidden( 'limit', $this->mLimit );
 108                 $out .= Xml::submitButton( wfMsg( 'allpagessubmit' ) );
 109
 110                 $out .= '</fieldset>' . Xml::closeElement( 'form' );
 111
 112                 return $out;
 113         }
 114 }
 115
 116 /**
 117  * @ingroup SpecialPage
 118  */
 119 class SpecialActiveUsers extends SpecialPage {
 120
 121         /**
 122          * Constructor
 123          */
 124         public function  __construct() {
 125                 parent::__construct( 'ActiveUsers' );
 126         }
 127
 128         /**
 129          * Show the special page
 130          *
 131          * @param $par Mixed: parameter passed to the page or null
 132          */
 133         public function execute( $par ) {
 134                 global $wgOut;
 135
 136                 $this->setHeaders();
 137
 138                 $up = new ActiveUsersPager();
 139
 140                 # getBody() first to check, if empty
 141                 $usersbody = $up->getBody();
 142                 $s = $up->getPageHeader();
 143                 if( $usersbody ) {
 144                         $s .= $up->getNavigationBar();
 145                         $s .= '<ul>' . $usersbody . '</ul>';
 146                         $s .= $up->getNavigationBar();
 147                 } else {
 148                         $s .= '<p>' . wfMsgHtml( 'activeusers-noresult' ) . '</p>';
 149                 }
 150
 151                 $wgOut->addHTML( $s );
 152         }
 153
 154 }