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<?php
/**
* File containing the ShowOnlyFor class
*
* This file is part of the MediaWiki skin Chameleon.
*
* @copyright 2013 - 2014, Stephan Gambke
* @license GNU General Public License, version 3 (or any later version)
*
* The Chameleon skin 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 3 of the License, or (at your option) any
* later version.
*
* The Chameleon skin 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, see <http://www.gnu.org/licenses/>.
*
* @file
* @ingroup Skins
*/
namespace Skins\Chameleon\Components\Modifications;
use Skins\Chameleon\Components\Silent;
use Skins\Chameleon\PermissionsHelper;
/**
* ShowOnlyFor class
*
* @author Stephan Gambke
* @since 1.1
* @ingroup Skins
*/
class ShowOnlyFor extends Modification {
private $permissionsHelper;
/**
* This method checks if the restriction is applicable and if necessary
* replaces the decorated component by a Silent component
*/
protected function applyModification() {
if ( ! $this->isShown() ) {
$c = $this->getComponent();
$this->setComponent( new Silent( $c->getSkinTemplate(), $c->getDomElement(), $c->getIndent() ) );
}
}
/**
* @return bool
*/
private function isShown() {
$p = $this->getPermissionsHelper();
return $p->userHasGroup( 'group' ) || $p->userHasPermission( 'permission' ) || $p->pageIsInNamespace( 'namespace' ) || $p->pageHasCategory( 'category' );
}
/**
* @return PermissionsHelper
*/
private function getPermissionsHelper() {
if ( $this->permissionsHelper === null ) {
$this->permissionsHelper = new PermissionsHelper( $this->getSkinTemplate()->getSkin(), $this->getDomElementOfModification(), false );
}
return $this->permissionsHelper;
}
}
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