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<?php
/**
*
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Cms\Controller\Adminhtml\Wysiwyg\Images;
use Magento\Backend\App\Action;
class Thumbnail extends \Magento\Cms\Controller\Adminhtml\Wysiwyg\Images
{
/**
* @var \Magento\Framework\Controller\Result\RawFactory
*/
protected $resultRawFactory;
/**
* @param Action\Context $context
* @param \Magento\Framework\Registry $coreRegistry
* @param \Magento\Framework\Controller\Result\RawFactory $resultRawFactory
*/
public function __construct(
Action\Context $context,
\Magento\Framework\Registry $coreRegistry,
\Magento\Framework\Controller\Result\RawFactory $resultRawFactory
) {
$this->resultRawFactory = $resultRawFactory;
parent::__construct($context, $coreRegistry);
}
/**
* Generate image thumbnail on the fly
*
* @return \Magento\Framework\Controller\Result\Raw
*/
public function execute()
{
$file = $this->getRequest()->getParam('file');
$file = $this->_objectManager->get(\Magento\Cms\Helper\Wysiwyg\Images::class)->idDecode($file);
$thumb = $this->getStorage()->resizeOnTheFly($file);
/** @var \Magento\Framework\Controller\Result\Raw $resultRaw */
$resultRaw = $this->resultRawFactory->create();
if ($thumb !== false) {
/** @var \Magento\Framework\Image\Adapter\AdapterInterface $image */
$image = $this->_objectManager->get(\Magento\Framework\Image\AdapterFactory::class)->create();
$image->open($thumb);
$resultRaw->setHeader('Content-Type', $image->getMimeType());
$resultRaw->setContents($image->getImage());
return $resultRaw;
} else {
// todo: generate some placeholder
}
}
}