X-Git-Url: http://git.heureux-cyclage.org/?a=blobdiff_plain;f=includes%2FSpecialListusers.php;h=49a3c11b8d416c6d7a59813b6b0d3e7ddb6b7a76;hb=09da7fb96c45255899fa0f4c62412d14b8575b3e;hp=756e92e61fe6278923854b2c24f07d132cc3003b;hpb=a8db64e877d98b0191e325f8a0aaff84c6cb3f30;p=lhc%2Fweb%2Fwiklou.git

diff --git a/includes/SpecialListusers.php b/includes/SpecialListusers.php
index 756e92e61f..49a3c11b8d 100644
--- a/includes/SpecialListusers.php
+++ b/includes/SpecialListusers.php
@@ -1,39 +1,229 @@
 <?php
+# Copyright (C) 2004 Brion Vibber, lcrocker, Tim Starling,
+# Domas Mituzas, Ashar Voultoiz, Jens Frank, Zhengzhu.
+#
+# 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.,
+# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# http://www.gnu.org/copyleft/gpl.html
+/**
+ *
+ * @package MediaWiki
+ * @subpackage SpecialPage
+ */
 
-function wfSpecialListusers()
-{
-	global $wgUser, $wgOut, $wgLang, $wgIsPg;
+/**
+ *
+ */
+require_once('QueryPage.php');
 
-	list( $limit, $offset ) = wfCheckLimits();
+/**
+ * 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.
+ *
+ * @package MediaWiki
+ * @subpackage SpecialPage
+ */
+class ListUsersPage extends QueryPage {
+	var $requestedGroup = '';
+	var $requestedUser = '';
+	
+	function getName() {
+		return 'Listusers';
+	}
+	function isSyndicated() { return false; }
+
+	/**
+	 * Not expensive, this class won't work properly with the caching system anyway
+	 */
+	function isExpensive() {
+		return false;
+	}
 
-	$top = wfShowingResults( $offset, $limit );
-	$wgOut->addHTML( "<p>{$top}\n" );
+	/**
+	 * Fetch user page links and cache their existence
+	 */
+	function preprocessResults( &$db, &$res ) {
+		global $wgLinkCache;
+		
+		$batch = new LinkBatch;
+		while ( $row = $db->fetchObject( $res ) ) {
+			$batch->addObj( Title::makeTitleSafe( $row->namespace, $row->title ) );
+		}
+		$batch->execute( $wgLinkCache );
+
+		// Back to start for display
+		if( $db->numRows( $res ) > 0 ) {
+			// If there are no rows we get an error seeking.
+			$db->dataSeek( $res, 0 );
+		}
+	}
 
-	$sl = wfViewPrevNext( $offset, $limit,
-	  $wgLang->specialPage( "Listusers" ) );
-	$wgOut->addHTML( "<br />{$sl}</p>\n<ol start='" . ( $offset + 1 ) . "'>" );
+	/**
+	 * Show a drop down list to select a group as well as a user name
+	 * search box.
+	 * @todo localize
+	 */
+	function getPageHeader( ) {
+		global $wgScript;
+		
+		// Various variables used for the form
+		$action = htmlspecialchars( $wgScript );
+		$title = Title::makeTitle( NS_SPECIAL, 'Listusers' );
+		$special = htmlspecialchars( $title->getPrefixedDBkey() );
 
-	$usertable=$wgIsPg?'"user"':'user';
-	$sql = "SELECT user_name,user_rights FROM $usertable ORDER BY user_name" .
-		wfLimitResult($limit,$offset);
-	$res = wfQuery( $sql, DB_READ, "wfSpecialListusers" );
+		// form header
+		$out = '<form method="get" action="'.$action.'">' .
+				'<input type="hidden" name="title" value="'.$special.'" />' .
+				wfMsgHtml( 'groups-editgroup-name' ) . '<select name="group">';
 
-	$sk = $wgUser->getSkin();
-	while ( $s = wfFetchObject( $res ) ) {
-		$n = $s->user_name;
-		$r = $s->user_rights;
+		// get all group names and IDs
+		$groups = User::getAllGroups();
+		
+		// we want a default empty group
+		$out.= '<option value=""></option>';
+		
+		// build the dropdown list menu using datas from the database
+		foreach ( $groups as $group ) {
+			$selected = ($group == $this->requestedGroup);
+			$out .= wfElement( 'option',
+				array_merge(
+					array( 'value' => $group ),
+					$selected ? array( 'selected' => 'selected' ) : array() ),
+				User::getGroupName( $group ) );
+		}
+		$out .= '</select> ';
 
-		$l = $sk->makeLink( $wgLang->getNsText(
-		  Namespace::getUser() ) . ":{$n}", $n );
+		$out .= wfMsgHtml( 'specialloguserlabel' ) . '<input type="text" name="username" /> ';
 
-		if ( "" != $r ) {
-			$link = $sk->makeKnownLink( wfMsg( "administrators" ), $r );
-			$l .= " ({$link})";
+		// OK button, end of form.
+		$out .= '<input type="submit" value="' . wfMsgHtml( 'allpagessubmit' ) . '" /></form>';
+		// congratulations the form is now build
+		return $out;	
+	}
+	
+	function getSQL() {
+		$dbr =& wfGetDB( DB_SLAVE );
+		$user = $dbr->tableName( 'user' );
+		$user_groups = $dbr->tableName( 'user_groups' );
+		
+		// We need to get an 'atomic' list of users, so that we
+		// don't break the list half-way through a user's group set
+		// and so that lists by group will show all group memberships.
+		//
+		// On MySQL 4.1 we could use GROUP_CONCAT to grab group
+		// assignments together with users pretty easily. On other
+		// versions, it's not so easy to do it consistently.
+		// For now we'll just grab the number of memberships, so
+		// we can then do targetted checks on those who are in
+		// non-default groups as we go down the list.
+		
+		$userspace = NS_USER;
+		$sql = "SELECT 'Listusers' as type, $userspace AS namespace, user_name AS title, " .
+			"user_name as value, user_id, COUNT(ug_group) as numgroups " .
+			"FROM $user ".
+			"LEFT JOIN $user_groups ON user_id=ug_user " .
+			$this->userQueryWhere( $dbr ) .
+			" GROUP BY user_name";
+		
+		return $sql;
+	}
+	
+	function userQueryWhere( &$dbr ) {
+		$conds = $this->userQueryConditions();
+		return empty( $conds )
+			? ""
+			: "WHERE " . $dbr->makeList( $conds, LIST_AND );
+	}
+	
+	function userQueryConditions() {
+		$conds = array();
+		if( $this->requestedGroup != '' ) {
+			$conds['ug_group'] = $this->requestedGroup;
+		}
+		if( $this->requestedUser != '' ) {
+			$conds['user_name'] = $this->requestedUser;
 		}
-		$wgOut->addHTML( "<li>{$l}</li>\n" );
+		return $conds;
 	}
-	wfFreeResult( $res );
-	$wgOut->addHTML( "</ol>\n<p>{$sl}</p>\n" );
+	
+	function linkParameters() {
+		$conds = array();
+		if( $this->requestedGroup != '' ) {
+			$conds['group'] = $this->requestedGroup;
+		}
+		if( $this->requestedUser != '' ) {
+			$conds['username'] = $this->requestedUser;
+		}
+		return $conds;
+	}
+	
+	function sortDescending() {
+		return false;
+	}
+
+	function formatResult( $skin, $result ) {
+		
+		$userPage = Title::makeTitle( $result->namespace, $result->title );
+		$name = $skin->makeLinkObj( $userPage, htmlspecialchars( $userPage->getText() ) );
+		
+		if( !isset( $result->numgroups ) || $result->numgroups > 0 ) {
+			$dbr =& wfGetDB( DB_SLAVE );
+			$result = $dbr->select( 'user_groups',
+				array( 'ug_group' ),
+				array( 'ug_user' => $result->user_id ),
+				'ListUsersPage::formatResult' );
+			$groups = array();
+			while( $row = $dbr->fetchObject( $result ) ) {
+				$groups[] = User::getGroupName( $row->ug_group );
+			}
+			$dbr->freeResult( $result );
+			
+			if( count( $groups ) > 0 ) {
+				$name .= ' (' .
+					$skin->makeLink( wfMsgForContent( 'administrators' ),
+						htmlspecialchars( implode( ', ', $groups ) ) ) .
+					')';
+			}
+		}
+
+		return $name;
+	}	
+}
+
+/**
+ * constructor
+ * $par string (optional) A group to list users from
+ */
+function wfSpecialListusers( $par = null ) {
+	global $wgRequest;
+
+	list( $limit, $offset ) = wfCheckLimits();
+
+
+	$slu = new ListUsersPage();
+	
+	/**
+	 * Get some parameters
+	 */
+	$groupTarget = isset($par) ? $par : $wgRequest->getVal( 'group' );
+	$slu->requestedGroup = $groupTarget;
+	$slu->requestedUser = $wgRequest->getVal('username');
+
+	return $slu->doQuery( $offset, $limit );
 }
 
 ?>