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<?php
/**
* Implements Special:Listgrouprights
*
* 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 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 {
/**
* Constructor
*/
function __construct() {
parent::__construct( 'Listgrouprights' );
}
/**
* Show the special page
*/
public function execute( $par ) {
global $wgImplicitGroups;
global $wgGroupPermissions, $wgRevokePermissions, $wgAddGroups, $wgRemoveGroups;
global $wgGroupsAddToSelf, $wgGroupsRemoveFromSelf;
$this->setHeaders();
$this->outputHeader();
$out = $this->getOutput();
$out->addModuleStyles( 'mediawiki.special' );
$out->addHTML(
Xml::openElement( 'table', array( 'class' => 'wikitable mw-listgrouprights-table' ) ) .
'<tr>' .
Xml::element( 'th', null, $this->msg( 'listgrouprights-group' )->text() ) .
Xml::element( 'th', null, $this->msg( 'listgrouprights-rights' )->text() ) .
'</tr>'
);
$allGroups = array_unique( array_merge(
array_keys( $wgGroupPermissions ),
array_keys( $wgRevokePermissions ),
array_keys( $wgAddGroups ),
array_keys( $wgRemoveGroups ),
array_keys( $wgGroupsAddToSelf ),
array_keys( $wgGroupsRemoveFromSelf )
) );
asort( $allGroups );
foreach ( $allGroups as $group ) {
$permissions = isset( $wgGroupPermissions[$group] )
? $wgGroupPermissions[$group]
: array();
$groupname = ( $group == '*' ) // Replace * with a more descriptive groupname
? 'all'
: $group;
$msg = $this->msg( 'group-' . $groupname );
$groupnameLocalized = !$msg->isBlank() ? $msg->text() : $groupname;
$msg = $this->msg( 'grouppage-' . $groupname )->inContentLanguage();
$grouppageLocalized = !$msg->isBlank() ?
$msg->text() :
MWNamespace::getCanonicalName( NS_PROJECT ) . ':' . $groupname;
if( $group == '*' ) {
// Do not make a link for the generic * group
$grouppage = htmlspecialchars( $groupnameLocalized );
} else {
$grouppage = Linker::link(
Title::newFromText( $grouppageLocalized ),
htmlspecialchars( $groupnameLocalized )
);
}
if ( $group === 'user' ) {
// Link to Special:listusers for implicit group 'user'
$grouplink = '<br />' . Linker::linkKnown(
SpecialPage::getTitleFor( 'Listusers' ),
$this->msg( 'listgrouprights-members' )->escaped()
);
} elseif ( !in_array( $group, $wgImplicitGroups ) ) {
$grouplink = '<br />' . Linker::linkKnown(
SpecialPage::getTitleFor( 'Listusers' ),
$this->msg( 'listgrouprights-members' )->escaped(),
array(),
array( 'group' => $group )
);
} else {
// No link to Special:listusers for other implicit groups as they are unlistable
$grouplink = '';
}
$revoke = isset( $wgRevokePermissions[$group] ) ? $wgRevokePermissions[$group] : array();
$addgroups = isset( $wgAddGroups[$group] ) ? $wgAddGroups[$group] : array();
$removegroups = isset( $wgRemoveGroups[$group] ) ? $wgRemoveGroups[$group] : array();
$addgroupsSelf = isset( $wgGroupsAddToSelf[$group] ) ? $wgGroupsAddToSelf[$group] : array();
$removegroupsSelf = isset( $wgGroupsRemoveFromSelf[$group] ) ? $wgGroupsRemoveFromSelf[$group] : array();
$id = $group == '*' ? false : Sanitizer::escapeId( $group );
$out->addHTML( Html::rawElement( 'tr', array( 'id' => $id ),
"
<td>$grouppage$grouplink</td>
<td>" .
$this->formatPermissions( $permissions, $revoke, $addgroups, $removegroups,
$addgroupsSelf, $removegroupsSelf ) .
'</td>
'
) );
}
$out->addHTML(
Xml::closeElement( 'table' ) . "\n<br /><hr />\n"
);
$out->wrapWikiMsg( "<div class=\"mw-listgrouprights-key\">\n$1\n</div>", 'listgrouprights-key' );
}
/**
* Create a user-readable list of permissions from the given array.
*
* @param array $permissions of permission => bool (from $wgGroupPermissions items)
* @param array $revoke of permission => bool (from $wgRevokePermissions items)
* @param array $add of groups this group is allowed to add or true
* @param array $remove of groups this group is allowed to remove or true
* @param array $addSelf of groups this group is allowed to add to self or true
* @param array $removeSelf of group this group is allowed to remove from self or true
* @return string List of all granted permissions, separated by comma separator
*/
private function formatPermissions( $permissions, $revoke, $add, $remove, $addSelf, $removeSelf ) {
$r = array();
foreach( $permissions as $permission => $granted ) {
//show as granted only if it isn't revoked to prevent duplicate display of permissions
if( $granted && ( !isset( $revoke[$permission] ) || !$revoke[$permission] ) ) {
$description = $this->msg( 'listgrouprights-right-display',
User::getRightDescription( $permission ),
'<span class="mw-listgrouprights-right-name">' . $permission . '</span>'
)->parse();
$r[] = $description;
}
}
foreach( $revoke as $permission => $revoked ) {
if( $revoked ) {
$description = $this->msg( 'listgrouprights-right-revoked',
User::getRightDescription( $permission ),
'<span class="mw-listgrouprights-right-name">' . $permission . '</span>'
)->parse();
$r[] = $description;
}
}
sort( $r );
$lang = $this->getLanguage();
if( $add === true ) {
$r[] = $this->msg( 'listgrouprights-addgroup-all' )->escaped();
} elseif( is_array( $add ) && count( $add ) ) {
$add = array_values( array_unique( $add ) );
$r[] = $this->msg( 'listgrouprights-addgroup',
$lang->listToText( array_map( array( 'User', 'makeGroupLinkWiki' ), $add ) ),
count( $add )
)->parse();
}
if( $remove === true ) {
$r[] = $this->msg( 'listgrouprights-removegroup-all' )->escaped();
} elseif( is_array( $remove ) && count( $remove ) ) {
$remove = array_values( array_unique( $remove ) );
$r[] = $this->msg( 'listgrouprights-removegroup',
$lang->listToText( array_map( array( 'User', 'makeGroupLinkWiki' ), $remove ) ),
count( $remove )
)->parse();
}
if( $addSelf === true ) {
$r[] = $this->msg( 'listgrouprights-addgroup-self-all' )->escaped();
} elseif( is_array( $addSelf ) && count( $addSelf ) ) {
$addSelf = array_values( array_unique( $addSelf ) );
$r[] = $this->msg( 'listgrouprights-addgroup-self',
$lang->listToText( array_map( array( 'User', 'makeGroupLinkWiki' ), $addSelf ) ),
count( $addSelf )
)->parse();
}
if( $removeSelf === true ) {
$r[] = $this->msg( 'listgrouprights-removegroup-self-all' )->parse();
} elseif( is_array( $removeSelf ) && count( $removeSelf ) ) {
$removeSelf = array_values( array_unique( $removeSelf ) );
$r[] = $this->msg( 'listgrouprights-removegroup-self',
$lang->listToText( array_map( array( 'User', 'makeGroupLinkWiki' ), $removeSelf ) ),
count( $removeSelf )
)->parse();
}
if( empty( $r ) ) {
return '';
} else {
return '<ul><li>' . implode( "</li>\n<li>", $r ) . '</li></ul>';
}
}
protected function getGroupName() {
return 'users';
}
}
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