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Diffstat (limited to 'includes/specials/SpecialListusers.php')
| -rw-r--r-- | includes/specials/SpecialListusers.php | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/includes/specials/SpecialListusers.php b/includes/specials/SpecialListusers.php new file mode 100644 index 00000000..7dba44e2 --- /dev/null +++ b/includes/specials/SpecialListusers.php @@ -0,0 +1,235 @@ +<?php + +# Copyright (C) 2004 Brion Vibber, lcrocker, Tim Starling, +# Domas Mituzas, Ashar Voultoiz, Jens Frank, Zhengzhu. +# +# © 2006 Rob Church <robchur@gmail.com> +# +# http://www.mediawiki.org/ +# +# 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 SpecialPage + */ + +/** + * 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 SpecialPage + */ +class UsersPager extends AlphabeticPager { + + function __construct($group=null) { + global $wgRequest; + $this->requestedGroup = $group != "" ? $group : $wgRequest->getVal( 'group' ); + $un = $wgRequest->getText( 'username' ); + $this->requestedUser = ''; + if ( $un != '' ) { + $username = Title::makeTitleSafe( NS_USER, $un ); + if( ! is_null( $username ) ) { + $this->requestedUser = $username->getText(); + } + } + parent::__construct(); + } + + + function getIndexField() { + return 'user_name'; + } + + function getQueryInfo() { + $dbr = wfGetDB( DB_SLAVE ); + $conds=array(); + // don't show hidden names + $conds[]='ipb_deleted IS NULL OR ipb_deleted = 0'; + if ($this->requestedGroup != "") { + $conds['ug_group'] = $this->requestedGroup; + $useIndex = ''; + } else { + $useIndex = $dbr->useIndexClause('user_name'); + } + if ($this->requestedUser != "") { + $conds[] = 'user_name >= ' . $dbr->addQuotes( $this->requestedUser ); + } + + list ($user,$user_groups,$ipblocks) = $dbr->tableNamesN('user','user_groups','ipblocks'); + + $query = array( + 'tables' => " $user $useIndex LEFT JOIN $user_groups ON user_id=ug_user + LEFT JOIN $ipblocks ON user_id=ipb_user AND ipb_auto=0 ", + 'fields' => array('user_name', + 'MAX(user_id) AS user_id', + 'COUNT(ug_group) AS numgroups', + 'MAX(ug_group) AS singlegroup'), + 'options' => array('GROUP BY' => 'user_name'), + 'conds' => $conds + ); + + wfRunHooks( 'SpecialListusersQueryInfo', array( $this, &$query ) ); + return $query; + } + + function formatRow( $row ) { + $userPage = Title::makeTitle( NS_USER, $row->user_name ); + $name = $this->getSkin()->makeLinkObj( $userPage, htmlspecialchars( $userPage->getText() ) ); + + if( $row->numgroups > 1 || ( $this->requestedGroup && $row->numgroups == 1 ) ) { + $list = array(); + foreach( self::getGroups( $row->user_id ) as $group ) + $list[] = self::buildGroupLink( $group ); + $groups = implode( ', ', $list ); + } elseif( $row->numgroups == 1 ) { + $groups = self::buildGroupLink( $row->singlegroup ); + } else { + $groups = ''; + } + + $item = wfSpecialList( $name, $groups ); + wfRunHooks( 'SpecialListusersFormatRow', array( &$item, $row ) ); + return "<li>{$item}</li>"; + } + + function getBody() { + if (!$this->mQueryDone) { + $this->doQuery(); + } + $batch = new LinkBatch; + + $this->mResult->rewind(); + + while ( $row = $this->mResult->fetchObject() ) { + $batch->addObj( Title::makeTitleSafe( NS_USER, $row->user_name ) ); + } + $batch->execute(); + $this->mResult->rewind(); + return parent::getBody(); + } + + function getPageHeader( ) { + global $wgScript, $wgRequest; + $self = $this->getTitle(); + + # Form tag + $out = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) ) . + '<fieldset>' . + Xml::element( 'legend', array(), wfMsg( 'listusers' ) ); + $out .= Xml::hidden( 'title', $self->getPrefixedDbKey() ); + + # Username field + $out .= Xml::label( wfMsg( 'listusersfrom' ), 'offset' ) . ' ' . + Xml::input( 'username', 20, $this->requestedUser, array( 'id' => 'offset' ) ) . ' '; + + # Group drop-down list + $out .= Xml::label( wfMsg( 'group' ), 'group' ) . ' ' . + Xml::openElement('select', array( 'name' => 'group', 'id' => 'group' ) ) . + Xml::option( wfMsg( 'group-all' ), '' ); + foreach( $this->getAllGroups() as $group => $groupText ) + $out .= Xml::option( $groupText, $group, $group == $this->requestedGroup ); + $out .= Xml::closeElement( 'select' ) . ' '; + + wfRunHooks( 'SpecialListusersHeaderForm', array( $this, &$out ) ); + + # Submit button and form bottom + if( $this->mLimit ) + $out .= Xml::hidden( 'limit', $this->mLimit ); + $out .= Xml::submitButton( wfMsg( 'allpagessubmit' ) ); + wfRunHooks( 'SpecialListusersHeader', array( $this, &$out ) ); + $out .= '</fieldset>' . + Xml::closeElement( 'form' ); + + return $out; + } + + function getAllGroups() { + $result = array(); + foreach( User::getAllGroups() as $group ) { + $result[$group] = User::getGroupName( $group ); + } + return $result; + } + + /** + * Preserve group and username offset parameters when paging + * @return array + */ + function getDefaultQuery() { + $query = parent::getDefaultQuery(); + if( $this->requestedGroup != '' ) + $query['group'] = $this->requestedGroup; + if( $this->requestedUser != '' ) + $query['username'] = $this->requestedUser; + wfRunHooks( 'SpecialListusersDefaultQuery', array( $this, &$query ) ); + return $query; + } + + /** + * Get a list of groups the specified user belongs to + * + * @param int $uid + * @return array + */ + protected static function getGroups( $uid ) { + $dbr = wfGetDB( DB_SLAVE ); + $groups = array(); + $res = $dbr->select( 'user_groups', 'ug_group', array( 'ug_user' => $uid ), __METHOD__ ); + if( $res && $dbr->numRows( $res ) > 0 ) { + while( $row = $dbr->fetchObject( $res ) ) + $groups[] = $row->ug_group; + $dbr->freeResult( $res ); + } + return $groups; + } + + /** + * Format a link to a group description page + * + * @param string $group + * @return string + */ + protected static function buildGroupLink( $group ) { + static $cache = array(); + if( !isset( $cache[$group] ) ) + $cache[$group] = User::makeGroupLinkHtml( $group, User::getGroupMember( $group ) ); + return $cache[$group]; + } +} + +/** + * constructor + * $par string (optional) A group to list users from + */ +function wfSpecialListusers( $par = null ) { + global $wgRequest, $wgOut; + + $up = new UsersPager($par); + + # getBody() first to check, if empty + $usersbody = $up->getBody(); + $s = $up->getPageHeader(); + if( $usersbody ) { + $s .= $up->getNavigationBar(); + $s .= '<ul>' . $usersbody . '</ul>'; + $s .= $up->getNavigationBar() ; + } else { + $s .= '<p>' . wfMsgHTML('listusers-noresult') . '</p>'; + }; + + $wgOut->addHTML( $s ); +} |