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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\View\Page\Config\Reader;
use Magento\Framework\View\Layout;
use Magento\Framework\View\Page\Config as PageConfig;
/**
* Body structure reader
*/
class Body implements Layout\ReaderInterface
{
/**#@+
* Supported types
*/
const TYPE_BODY = 'body';
/**#@-*/
/**#@+
* Supported body sub elements
*/
const BODY_ATTRIBUTE = 'attribute';
/**#@-*/
/**#@-*/
protected $readerPool;
/**
* Constructor
*
* @param Layout\ReaderPool $readerPool
*/
public function __construct(Layout\ReaderPool $readerPool)
{
$this->readerPool = $readerPool;
}
/**
* {@inheritdoc}
*
* @return string[]
*/
public function getSupportedNodes()
{
return [self::TYPE_BODY];
}
/**
* {@inheritdoc}
*
* @param Layout\Reader\Context $readerContext
* @param Layout\Element $bodyElement
* @return $this
*/
public function interpret(
Layout\Reader\Context $readerContext,
Layout\Element $bodyElement
) {
/** @var \Magento\Framework\View\Layout\Element $element */
foreach ($bodyElement as $element) {
if ($element->getName() === self::BODY_ATTRIBUTE) {
$this->setBodyAttributeToStructure($readerContext, $element);
}
}
$this->readerPool->interpret($readerContext, $bodyElement);
return $this;
}
/**
* Schedule attributes to the page config structure
*
* @param Layout\Reader\Context $readerContext
* @param Layout\Element $element
* @return $this
*/
protected function setBodyAttributeToStructure(Layout\Reader\Context $readerContext, Layout\Element $element)
{
if ($element->getAttribute('name') == PageConfig::BODY_ATTRIBUTE_CLASS) {
$readerContext->getPageConfigStructure()->setBodyClass($element->getAttribute('value'));
} else {
$readerContext->getPageConfigStructure()->setElementAttribute(
PageConfig::ELEMENT_TYPE_BODY,
$element->getAttribute('name'),
$element->getAttribute('value')
);
}
return $this;
}
}