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<?php
/**
* File holding the Structure class
*
* This file is part of the MediaWiki skin Chameleon.
*
* @copyright 2013 - 2017, 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;
use DOMElement;
/**
* The Structure class.
*
* @author Stephan Gambke
* @since 1.0
* @ingroup Skins
*/
class Structure extends Component {
private $subcomponents;
/**
* Builds the HTML code for the component
*
* @return String the HTML code
*/
public function getHtml(){
$ret = '';
foreach ( $this->getSubcomponents() as $component ) {
$ret .= $component->getHtml();
}
return $ret;
}
/**
* @return string[] the resource loader modules needed by this component
*/
public function getResourceLoaderModules() {
$modules = array();
foreach ( $this->getSubcomponents() as $component ) {
$modules = array_merge( $modules, $component->getResourceLoaderModules() );
}
return $modules;
}
/**
* @return Component[]
*/
protected function getSubcomponents() {
if ( !isset ( $this->subcomponents ) ) {
$this->subcomponents = array();
$domElement = $this->getDomElement();
if ( $domElement !== null && $domElement instanceof DOMElement ) {
$children = $this->getDomElement()->childNodes;
foreach ( $children as $child ) {
if ( $child instanceof DOMElement ) {
$this->subcomponents[] = $this->getSkin()->getComponentFactory()->getComponent( $child, $this->getIndent() + 1 );
}
}
}
}
return $this->subcomponents;
}
}
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