includes/SpecialListusers.php

   1 <?php
   2
   3 # Copyright (C) 2004 Brion Vibber, lcrocker, Tim Starling,
   4 # Domas Mituzas, Ashar Voultoiz, Jens Frank, Zhengzhu.
   5 #
   6 # © 2006 Rob Church <robchur@gmail.com>
   7 #
   8 # http://www.mediawiki.org/
   9 #
  10 # This program is free software; you can redistribute it and/or modify
  11 # it under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation; either version 2 of the License, or
  13 # (at your option) any later version.
  14 #
  15 # This program is distributed in the hope that it will be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18 # GNU General Public License for more details.
  19 #
  20 # You should have received a copy of the GNU General Public License along
  21 # with this program; if not, write to the Free Software Foundation, Inc.,
  22 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  23 # http://www.gnu.org/copyleft/gpl.html
  24 /**
  25  *
  26  * @addtogroup SpecialPage
  27  */
  28
  29 /**
  30  * This class is used to get a list of user. The ones with specials
  31  * rights (sysop, bureaucrat, developer) will have them displayed
  32  * next to their names.
  33  *
  34  * @addtogroup SpecialPage
  35  */
  36
  37 class UsersPager extends AlphabeticPager {
  38
  39         function __construct($group=null) {
  40                 global $wgRequest;
  41                 $this->requestedGroup = $group != "" ? $group : $wgRequest->getVal( 'group' );
  42                 $un = $wgRequest->getText( 'username' );
  43                 $this->requestedUser = '';
  44                 if ( $un != '' ) {
  45                         $username = Title::makeTitleSafe( NS_USER, $un );
  46                         $this->requestedUser = $username->getText();
  47                 }
  48                 parent::__construct();
  49         }
  50
  51
  52         function getIndexField() {
  53                 return 'user_name';
  54         }
  55
  56         function getQueryInfo() {
  57                 $conds=array();
  58                 // don't show hidden names
  59                 $conds[]='ipb_deleted IS NULL OR ipb_deleted = 0';
  60                 if ($this->requestedGroup != "") {
  61                         $conds['ug_group'] = $this->requestedGroup;
  62                 }
  63                 if ($this->requestedUser != "") {
  64                         $conds[] = 'user_name >= ' . wfGetDB()->addQuotes( $this->requestedUser );
  65                 }
  66
  67                 list ($user,$user_groups,$ipblocks) = wfGetDB()->tableNamesN('user','user_groups','ipblocks');
  68
  69                 return array(
  70                         'tables' => " $user LEFT JOIN $user_groups ON user_id=ug_user LEFT JOIN $ipblocks ON user_id=ipb_user AND ipb_auto=0 ",
  71                         'fields' => array('user_name',
  72                                 'MAX(user_id) AS user_id',
  73                                 'COUNT(ug_group) AS numgroups',
  74                                 'MAX(ug_group) AS singlegroup'),
  75                         'options' => array('GROUP BY' => 'user_name'),
  76                         'conds' => $conds
  77                 );
  78
  79         }
  80
  81         function formatRow($row) {
  82                 $userPage = Title::makeTitle(NS_USER, $row->user_name);
  83                 $name = $this->getSkin()->makeLinkObj( $userPage, htmlspecialchars( $userPage->getText() ) );
  84                 $groups = array();
  85                 if ($row->numgroups > 1 || ( $this->requestedGroup and $row->numgroups == 1) ) {
  86                         $dbr = wfGetDB(DB_SLAVE);
  87                         $result = $dbr->select( 'user_groups', 'ug_group',
  88                                 array( 'ug_user' => $row->user_id ),
  89                                 'UsersPager::formatRow' );
  90                         while ( $group = $dbr->fetchObject($result)) {
  91                                 $groups[$group->ug_group] = User::getGroupMember ( $group->ug_group );
  92                         }
  93                         $dbr->freeResult($result);
  94                 } elseif ($row->numgroups == 1 ) { // MAX hack inside query :)
  95                         $groups[$row->singlegroup] = User::getGroupMember( $row->singlegroup );
  96                 }
  97
  98                 if ( count($groups) > 0 ) {
  99                         foreach( $groups as $group => $desc ) {
 100                                 $list[] = User::makeGroupLinkHTML( $group, $desc);
 101                         }
 102                         $groups = implode( ', ', $list);
 103                 } else {
 104                         $groups ='';
 105                 }
 106                 //$ulink = $skin->userLink( $result->user, $result->user_text ) . ' ' . $skin->userToolLinks( $result->user, $result->user_text );
 107                 return '<li>' . wfSpecialList ($name, $groups) .'</li>';
 108         }
 109
 110         function getBody() {
 111                 if (!$this->mQueryDone) {
 112                         $this->doQuery();
 113                 }
 114                 $batch = new LinkBatch;
 115                 $db = $this->mDb;
 116
 117                 $this->mResult->rewind();
 118
 119                 while ( $row = $this->mResult->fetchObject() ) {
 120                         $batch->addObj( Title::makeTitleSafe( NS_USER, $row->user_name ) );
 121                 }
 122                 $batch->execute();
 123                 $this->mResult->rewind();
 124                 return parent::getBody();
 125         }
 126
 127         function getPageHeader( ) {
 128                 global $wgRequest;
 129                 $self = $this->getTitle();
 130
 131                 # Form tag
 132                 $out  = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $self->getLocalUrl() ) ) .
 133                         '<fieldset>' .
 134                         Xml::element( 'legend', array(), wfMsg( 'listusers' ) );
 135
 136                 # Username field
 137                 $out .= Xml::label( wfMsg( 'listusersfrom' ), 'offset' ) . ' ' .
 138                         Xml::input( 'username', 20, $this->requestedUser ) . ' ';
 139
 140                 if( $this->mLimit )
 141                         $out .= Xml::hidden( 'limit', $this->mLimit );
 142
 143                 # Group drop-down list
 144                 $out .= Xml::label( wfMsg( 'group' ), 'group' ) . ' ' .
 145                         Xml::openElement('select',  array( 'name' => 'group', 'id' => 'group' ) ) .
 146                         Xml::option( wfMsg( 'group-all' ), '' );  # Item for "all groups"
 147
 148                 $groups = User::getAllGroups();
 149                 foreach( $groups as $group ) {
 150                         $attribs = array( 'value' => $group );
 151                         $attribs['selected'] = ( $group == $this->requestedGroup ) ? 'selected' : '';
 152                         $out .= Xml::option( User::getGroupName( $group ), $attribs['value'], $attribs['selected'] );
 153                 }
 154                 $out .= Xml::closeElement( 'select' ) . ' ';
 155
 156                 # Submit button and form bottom
 157                 $out .= Xml::submitButton( wfMsg( 'allpagessubmit' ) ) .
 158                         '</fieldset>' .
 159                         Xml::closeElement( 'form' );
 160
 161                 return $out;
 162         }
 163
 164         /**
 165          * Preserve group and username offset parameters when paging
 166          * @return array
 167          */
 168         function getDefaultQuery() {
 169                 $query = parent::getDefaultQuery();
 170                 if( $this->requestedGroup != '' )
 171                         $query['group'] = $this->requestedGroup;
 172                 if( $this->requestedUser != '' )
 173                         $query['username'] = $this->requestedUser;
 174                 return $query;
 175         }
 176 }
 177
 178 /**
 179  * constructor
 180  * $par string (optional) A group to list users from
 181  */
 182 function wfSpecialListusers( $par = null ) {
 183         global $wgRequest, $wgOut;
 184
 185         list( $limit, $offset ) = wfCheckLimits();
 186
 187         $groupTarget = isset($par) ? $par : $wgRequest->getVal( 'group' );
 188
 189         $up = new UsersPager($par);
 190
 191         # getBody() first to check, if empty
 192         $usersbody = $up->getBody();
 193         $s = $up->getPageHeader();
 194         if( $usersbody ) {
 195                 $s .=   $up->getNavigationBar();
 196                 $s .=   '<ul>' . $usersbody . '</ul>';
 197                 $s .=   $up->getNavigationBar() ;
 198         } else {
 199                 $s .=   '<p>' . wfMsgHTML('listusers-noresult') . '</p>';
 200         };
 201         $wgOut->addHTML( $s );
 202 }
 203
 204 ?>