*
* @addtogroup SpecialPage
*/
-class ListUsersPage extends QueryPage {
- var $requestedGroup = '';
- var $requestedUser = '';
- function getName() {
- return 'Listusers';
+class UsersPager extends AlphabeticPager {
+
+ function __construct($group=null) {
+ global $wgRequest;
+ $this->groupRequested = $group != "" ? $group : $wgRequest->getVal( 'group' );
+
+ parent::__construct();
}
- function isSyndicated() { return false; }
- /**
- * Not expensive, this class won't work properly with the caching system anyway
- */
- function isExpensive() {
- return false;
+
+ function getIndexField() {
+ return 'user_name';
}
- /**
- * Fetch user page links and cache their existence
- */
- function preprocessResults( &$db, &$res ) {
+ function getQueryInfo() {
+ $conds=array();
+ if ($this->groupRequested != "") {
+ $conds['ug_group'] = $this->groupRequested;
+ }
+
+ list ($user,$user_groups) = wfGetDB()->tableNamesN('user','user_groups');
+
+ return array(
+ 'tables' => " $user LEFT JOIN $user_groups ON user_id=ug_user ",
+ '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' => $conds
+ );
+ }
+
+ function formatRow($row) {
+ $userPage = Title::makeTitle(NS_USER, $row->user_name);
+ $name = $this->getSkin()->makeLinkObj( $userPage, htmlspecialchars( $userPage->getText() ) );
+ $groups = array();
+ if ($row->numgroups > 1 || ( $this->groupRequested and $row->numgroups == 1) ) {
+ $dbr = wfGetDB(DB_SLAVE);
+ $result = $dbr->select( 'user_groups', 'ug_group',
+ array( 'ug_user' => $row->user_id ),
+ 'UsersPager::formatRow' );
+ while ( $group = $dbr->fetchObject($result)) {
+ $groups[$group->ug_group] = User::getGroupMember ( $group->ug_group );
+ }
+ $dbr->freeResult($result);
+ } elseif ($row->numgroups == 1 ) { // MAX hack inside query :)
+ $groups[$row->singlegroup] = User::getGroupMember( $row->singlegroup );
+ }
+
+ if ( count($groups) > 0 ) {
+ foreach( $groups as $group => $desc ) {
+ $list[] = User::makeGroupLinkHTML( $group, $desc);
+ }
+ $groups = implode( ', ', $list);
+ } else {
+ $groups ='';
+ }
+ return '<li>' . wfSpecialList ($name, $groups) .'</li>';
+ }
+
+ function getBody() {
+ if (!$this->mQueryDone) {
+ $this->doQuery();
+ }
$batch = new LinkBatch;
- while ( $row = $db->fetchObject( $res ) ) {
- $batch->addObj( Title::makeTitleSafe( $row->namespace, $row->title ) );
+ $db = $this->mDb;
+
+ $this->mResult->rewind();
+
+ while ( $row = $this->mResult->fetchObject() ) {
+ $batch->addObj( Title::makeTitleSafe( NS_USER, $row->user_name ) );
}
$batch->execute();
-
- // Back to start for display
- if( $db->numRows( $res ) > 0 ) {
- // If there are no rows we get an error seeking.
- $db->dataSeek( $res, 0 );
- }
+ $this->mResult->rewind();
+ return parent::getBody();
}
-
- /**
- * Show a drop down list to select a group as well as a user name
- * search box.
- * @todo localize
- */
+
function getPageHeader( ) {
$self = $this->getTitle();
$out .= wfCloseElement( 'select' ) . ' ';;# . wfElement( 'br' );
# Username field
- $out .= wfElement( 'label', array( 'for' => 'username' ), wfMsg( 'listusersfrom' ) ) . ' ';
- $out .= wfElement( 'input', array( 'type' => 'text', 'id' => 'username', 'name' => 'username',
+ $out .= wfElement( 'label', array( 'for' => 'offset' ), wfMsg( 'listusersfrom' ) ) . ' ';
+ $out .= wfElement( 'input', array( 'type' => 'text', 'id' => 'offset', 'name' => 'offset',
'value' => $this->requestedUser ) ) . ' ';
- # Preserve offset and limit
- if( $this->offset )
- $out .= wfElement( 'input', array( 'type' => 'hidden', 'name' => 'offset', 'value' => $this->offset ) );
- if( $this->limit )
- $out .= wfElement( 'input', array( 'type' => 'hidden', 'name' => 'limit', 'value' => $this->limit ) );
+ if( $this->mLimit )
+ $out .= wfElement( 'input', array( 'type' => 'hidden', 'name' => 'limit', 'value' => $this->mLimit ) );
# Submit button and form bottom
$out .= wfElement( 'input', array( 'type' => 'submit', 'value' => wfMsg( 'allpagessubmit' ) ) );
return $out;
}
-
- function getSQL() {
- global $wgDBtype;
- $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";
- if ( $wgDBtype != 'mysql' ) {
- $sql .= ",user_id";
- }
- return $sql;
- }
-
- function userQueryWhere( &$dbr ) {
- $conds = $this->userQueryConditions( $dbr );
- return empty( $conds )
- ? ""
- : "WHERE " . $dbr->makeList( $conds, LIST_AND );
- }
-
- function userQueryConditions( $dbr ) {
- $conds = array();
- if( $this->requestedGroup != '' ) {
- $conds['ug_group'] = $this->requestedGroup;
- }
- if( $this->requestedUser != '' ) {
- $conds[] = 'user_name >= ' . $dbr->addQuotes( $this->requestedUser );
- }
- return $conds;
- }
-
- 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() ) );
- $groups = null;
-
- 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 ) ) {
- $groups[$row->ug_group] = User::getGroupMember( $row->ug_group );
- }
- $dbr->freeResult( $result );
-
- if( count( $groups ) > 0 ) {
- foreach( $groups as $group => $desc ) {
- $list[] = User::makeGroupLinkHTML( $group, $desc );
- }
- $groups = implode( ', ', $list );
- } else {
- $groups = '';
- }
-
- }
-
- return wfSpecialList( $name, $groups );
- }
}
/**
* $par string (optional) A group to list users from
*/
function wfSpecialListusers( $par = null ) {
- global $wgRequest;
+ global $wgRequest, $wgOut;
list( $limit, $offset ) = wfCheckLimits();
-
- $slu = new ListUsersPage();
-
- /**
- * Get some parameters
- */
$groupTarget = isset($par) ? $par : $wgRequest->getVal( 'group' );
- $slu->requestedGroup = $groupTarget;
-
- # 'Validate' the username first
- $username = $wgRequest->getText( 'username', '' );
- $user = User::newFromName( $username );
- $slu->requestedUser = is_object( $user ) ? $user->getName() : '';
-
- return $slu->doQuery( $offset, $limit );
+
+ $up = new UsersPager($par);
+ $wgOut->addHTML(
+ $up->getPageHeader().
+ $up->getNavigationBar().
+ '<ul>' .
+ $up->getBody() .
+ '</ul>' .
+ $up->getNavigationBar()
+ );
+
+
}
?>