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<?php
/**
* This special page lists all defined user groups and the associated rights.
* See also @ref $wgGroupPermissions.
*
* @ingroup SpecialPage
* @author Petr Kadlec <mormegil@centrum.cz>
*/
class SpecialListGroupRights extends SpecialPage {
var $skin;
/**
* Constructor
*/
function __construct() {
global $wgUser;
parent::__construct( 'Listgrouprights' );
$this->skin = $wgUser->getSkin();
}
/**
* Show the special page
*/
public function execute( $par ) {
global $wgOut, $wgGroupPermissions, $wgImplicitGroups, $wgMessageCache;
$wgMessageCache->loadAllMessages();
$this->setHeaders();
$this->outputHeader();
$wgOut->addHTML(
Xml::openElement( 'table', array( 'class' => 'mw-listgrouprights-table' ) ) .
'<tr>' .
Xml::element( 'th', null, wfMsg( 'listgrouprights-group' ) ) .
Xml::element( 'th', null, wfMsg( 'listgrouprights-rights' ) ) .
'</tr>'
);
foreach( $wgGroupPermissions as $group => $permissions ) {
$groupname = ( $group == '*' ) ? 'all' : htmlspecialchars( $group ); // Replace * with a more descriptive groupname
$msg = wfMsg( 'group-' . $groupname );
if ( wfEmptyMsg( 'group-' . $groupname, $msg ) || $msg == '' ) {
$groupnameLocalized = $groupname;
} else {
$groupnameLocalized = $msg;
}
$msg = wfMsgForContent( 'grouppage-' . $groupname );
if ( wfEmptyMsg( 'grouppage-' . $groupname, $msg ) || $msg == '' ) {
$grouppageLocalized = MWNamespace::getCanonicalName( NS_PROJECT ) . ':' . $groupname;
} else {
$grouppageLocalized = $msg;
}
if( $group == '*' ) {
// Do not make a link for the generic * group
$grouppage = $groupnameLocalized;
} else {
$grouppage = $this->skin->makeLink( $grouppageLocalized, $groupnameLocalized );
}
if ( !in_array( $group, $wgImplicitGroups ) ) {
$grouplink = '<br />' . $this->skin->makeKnownLinkObj( SpecialPage::getTitleFor( 'Listusers' ), wfMsgHtml( 'listgrouprights-members' ), 'group=' . $group );
} else {
// No link to Special:listusers for implicit groups as they are unlistable
$grouplink = '';
}
$wgOut->addHTML(
'<tr>
<td>' .
$grouppage . $grouplink .
'</td>
<td>' .
self::formatPermissions( $permissions ) .
'</td>
</tr>'
);
}
$wgOut->addHTML(
Xml::closeElement( 'table' ) . "\n"
);
}
/**
* Create a user-readable list of permissions from the given array.
*
* @param $permissions Array of permission => bool (from $wgGroupPermissions items)
* @return string List of all granted permissions, separated by comma separator
*/
private static function formatPermissions( $permissions ) {
$r = array();
foreach( $permissions as $permission => $granted ) {
if ( $granted ) {
$description = wfMsgHTML( 'listgrouprights-right-display',
User::getRightDescription($permission),
$permission
);
$r[] = $description;
}
}
sort( $r );
if( empty( $r ) ) {
return '';
} else {
return '<ul><li>' . implode( "</li>\n<li>", $r ) . '</li></ul>';
}
}
}
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