phpbb-extensions/mediaembed

<?php
/**
 *
 * phpBB Media Embed PlugIn extension for the phpBB Forum Software package.
 *
 * @copyright (c) 2020 phpBB Limited <https://www.phpbb.com>
 * @license GNU General Public License, version 2 (GPL-2.0)
 *
 */

namespace phpbb\mediaembed\cache;

use phpbb\cache\driver\driver_interface as cache_driver;
use Symfony\Component\Finder\Finder;

/**
 * Media Embed cache handling class.
 */
class cache
{
    /** @var cache_driver */
    protected $cache;

    /** @var string Cache key used for the parser */
    protected $cache_key_parser;

    /** @var string Cache key used for the renderer */
    protected $cache_key_renderer;

    /**
     * Constructor
     *
     * @param cache_driver $cache              Cache driver object
     * @param string       $cache_key_parser   Cache key used for the parser
     * @param string       $cache_key_renderer Cache key used for the renderer
     */
    public function __construct(cache_driver $cache, $cache_key_parser, $cache_key_renderer)
    {
        $this->cache = $cache;
        $this->cache_key_parser = $cache_key_parser;
        $this->cache_key_renderer = $cache_key_renderer;
    }

    /**
     * Purge cached MediaEmbed files
     *
     * @return void
     */
    public function purge_mediaembed_cache()
    {
        $finder = new Finder();
        $finder
            ->name('http.*')
            ->in($this->cache->cache_dir)
            ->files();

        foreach ($finder as $file)
        {
            $this->cache->remove_file($file->getRealPath());
        }
    }

    /**
     * Purge cached TextFormatter files
     *
     * @return void
     */
    public function purge_textformatter_cache()
    {
        $this->cache->destroy($this->cache_key_parser);
        $this->cache->destroy($this->cache_key_renderer);
    }
}