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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2026 webtrees development team
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace Fisharebest\Webtrees\Factories;
use Fisharebest\Webtrees\Cache;
use Fisharebest\Webtrees\Contracts\CacheFactoryInterface;
use Fisharebest\Webtrees\Webtrees;
use Symfony\Component\Cache\Adapter\ArrayAdapter;
use Symfony\Component\Cache\Adapter\FilesystemAdapter;
use function random_int;
/**
* Make a cache.
*/
class CacheFactory implements CacheFactoryInterface
{
// How frequently to perform garbage collection.
private const int GC_PROBABILITY = 1000;
// Filesystem cache parameters.
private const int FILES_TTL = 8640000;
private const string FILES_DIR = Webtrees::DATA_DIR . 'cache/';
private ArrayAdapter $array_adapter;
private FilesystemAdapter $filesystem_adapter;
/**/
public function __construct()
{
$this->array_adapter = new ArrayAdapter(0, false);
$this->filesystem_adapter = new FilesystemAdapter('', self::FILES_TTL, self::FILES_DIR);
}
/**
* Create an array-based cache.
*
* @return Cache
*/
public function array(): Cache
{
return new Cache($this->array_adapter);
}
/**
* Create an file-based cache.
*
* @return Cache
*/
public function file(): Cache
{
return new Cache($this->filesystem_adapter);
}
/**
* Perform garbage collection.
*/
public function __destruct()
{
if (random_int(1, self::GC_PROBABILITY) === 1) {
$this->filesystem_adapter->prune();
}
}
}
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