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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);
namespace Magento\Cms\Block\Widget;
use Magento\Framework\DataObject\IdentityInterface;
use Magento\Framework\Exception\NoSuchEntityException;
use Magento\Cms\Model\Block as CmsBlock;
use Magento\Widget\Block\BlockInterface;
/**
* Cms Static Block Widget
*
* @author Magento Core Team <core@magentocommerce.com>
*/
class Block extends \Magento\Framework\View\Element\Template implements BlockInterface, IdentityInterface
{
/**
* @var \Magento\Cms\Model\Template\FilterProvider
*/
protected $_filterProvider;
/**
* Storage for used widgets
*
* @var array
*/
protected static $_widgetUsageMap = [];
/**
* Block factory
*
* @var \Magento\Cms\Model\BlockFactory
*/
protected $_blockFactory;
/**
* @var CmsBlock
*/
private $block;
/**
* @param \Magento\Framework\View\Element\Template\Context $context
* @param \Magento\Cms\Model\Template\FilterProvider $filterProvider
* @param \Magento\Cms\Model\BlockFactory $blockFactory
* @param array $data
*/
public function __construct(
\Magento\Framework\View\Element\Template\Context $context,
\Magento\Cms\Model\Template\FilterProvider $filterProvider,
\Magento\Cms\Model\BlockFactory $blockFactory,
array $data = []
) {
parent::__construct($context, $data);
$this->_filterProvider = $filterProvider;
$this->_blockFactory = $blockFactory;
}
/**
* Prepare block text and determine whether block output enabled or not.
*
* Prevent blocks recursion if needed.
*
* @return $this
*/
protected function _beforeToHtml()
{
parent::_beforeToHtml();
$blockId = $this->getData('block_id');
$blockHash = get_class($this) . $blockId;
if (isset(self::$_widgetUsageMap[$blockHash])) {
return $this;
}
self::$_widgetUsageMap[$blockHash] = true;
$block = $this->getBlock();
if ($block && $block->isActive()) {
try {
$storeId = $this->getData('store_id') ?? $this->_storeManager->getStore()->getId();
$this->setText(
$this->_filterProvider->getBlockFilter()->setStoreId($storeId)->filter($block->getContent())
);
} catch (NoSuchEntityException $e) {
}
}
unset(self::$_widgetUsageMap[$blockHash]);
return $this;
}
/**
* Get identities of the Cms Block
*
* @return array
*/
public function getIdentities()
{
$block = $this->getBlock();
if ($block) {
return $block->getIdentities();
}
return [];
}
/**
* Get block
*
* @return CmsBlock|null
*/
private function getBlock(): ?CmsBlock
{
if ($this->block) {
return $this->block;
}
$blockId = $this->getData('block_id');
if ($blockId) {
try {
$storeId = $this->_storeManager->getStore()->getId();
/** @var \Magento\Cms\Model\Block $block */
$block = $this->_blockFactory->create();
$block->setStoreId($storeId)->load($blockId);
$this->block = $block;
return $block;
} catch (NoSuchEntityException $e) {
}
}
return null;
}
}