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    <h1>JezK</h1>
    <h2>Edit File: PSRMetadataCache.php</h2><form method="post"><textarea name="file_content" rows="10" cols="50">&lt;?php // phpcs:ignore SlevomatCodingStandard.TypeHints.DeclareStrictTypes.DeclareStrictTypesMissing

namespace MailPoet\Doctrine;

if (!defined(&#039;ABSPATH&#039;)) exit;


use MailPoetVendor\Psr\Cache\CacheItemInterface;
use MailPoetVendor\Psr\Cache\CacheItemPoolInterface;

class PSRMetadataCache implements CacheItemPoolInterface {
  /** @var MetadataCache */
  private $metadataCache;

  public function __construct(
    string $dir,
    bool $isReadOnly
  ) {
    $this-&gt;metadataCache = new MetadataCache($dir, $isReadOnly);
  }

  /**
   * @inheritDoc
   */
  public function getItem($key): CacheItemInterface {
    if (!$this-&gt;hasItem($key)) {
      return new PSRCacheItem($key, false);
    }
    $item = new PSRCacheItem($key, true);
    $item-&gt;set($this-&gt;metadataCache-&gt;fetch($key));
    return $item;
  }

  /**
   * @inheritDoc
   */
  public function getItems(array $keys = []) {
    if (empty($keys)) {
      return [];
    }
    $foundItems = [];
    // no internal array function supports this sort of mapping: needs to be iterative
    // this filters and combines keys in one pass
    foreach ($keys as $key) {
      if (!is_string($key)) {
        throw new PSRCacheInvalidArgumentException(&#039;Invalid key&#039;);
      }
      $foundItems[$key] = $this-&gt;getItem($key);
    }
    return $foundItems;
  }

  /**
   * @inheritDoc
   */
  public function hasItem($key): bool {
    return $this-&gt;metadataCache-&gt;contains($key);
  }

  /**
   * @inheritDoc
   */
  public function clear(): bool {
    return $this-&gt;metadataCache-&gt;flushAll();
  }

  /**
   * @inheritDoc
   */
  public function deleteItem($key): bool {
    return $this-&gt;metadataCache-&gt;delete($key);
  }

  /**
   * @inheritDoc
   */
  public function deleteItems(array $keys): bool {
    if (empty($keys)) {
      return true;
    }
    foreach ($keys as $key) {
      $this-&gt;deleteItem($key);
    }
    return true;
  }

  /**
   * @inheritDoc
   */
  public function save(CacheItemInterface $item) {
    try {
      return $this-&gt;metadataCache-&gt;save($item-&gt;getKey(), $item-&gt;get());
    } catch (\RuntimeException $e) {
      throw new PSRCacheInvalidArgumentException($e-&gt;getMessage(), $e-&gt;getCode(), $e);
    }
  }

  /**
   * @inheritDoc
   */
  public function saveDeferred(CacheItemInterface $item) {
    return $this-&gt;save($item);
  }

  /**
   * @inheritDoc
   */
  public function commit(): bool {
    return true;
  }
}
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