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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Config\App\Config\Type\System;
/**
* System configuration reader. Created this class to encapsulate the complexity of configuration data retrieval.
*
* All clients of this class can use its proxy to avoid instantiation when configuration is cached.
*/
class Reader
{
/**
* @var \Magento\Framework\App\Config\ConfigSourceInterface
*/
private $source;
/**
* @var \Magento\Store\Model\Config\Processor\Fallback
*/
private $fallback;
/**
* @var \Magento\Framework\App\Config\Spi\PreProcessorInterface
*/
private $preProcessor;
/**
* Reader constructor.
* @param \Magento\Framework\App\Config\ConfigSourceInterface $source
* @param \Magento\Store\Model\Config\Processor\Fallback $fallback
* @param \Magento\Framework\App\Config\Spi\PreProcessorInterface $preProcessor
* @param \Magento\Framework\App\Config\Spi\PostProcessorInterface $postProcessor
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function __construct(
\Magento\Framework\App\Config\ConfigSourceInterface $source,
\Magento\Store\Model\Config\Processor\Fallback $fallback,
\Magento\Framework\App\Config\Spi\PreProcessorInterface $preProcessor,
\Magento\Framework\App\Config\Spi\PostProcessorInterface $postProcessor
) {
$this->source = $source;
$this->fallback = $fallback;
$this->preProcessor = $preProcessor;
}
/**
* Retrieve and process system configuration data
*
* Processing includes configuration fallback (default, website, store) and placeholder replacement
*
* @return array
*/
public function read()
{
return $this->fallback->process(
$this->preProcessor->process(
$this->source->get()
)
);
}
}