gnu-social/src/Core/Cache.php

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<?php
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GNU social 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
namespace App\Core\Cache;
use Functional as F;
use Symfony\Component\Cache\Adapter\AbstractAdapter;
use Symfony\Component\Cache\Adapter\ChainAdapter;
abstract class Cache
{
protected static AbstractAdapter $pool;
private const ENV_VAR = 'SOCIAL_CACHE_ADAPTER';
/**
* Configure a cache pool, with adapters taken from `ENV_VAR`.
* We may want multiple of these in the future, but for now it seems
* unnecessary
*/
public static function setPool()
{
if (!isset($_ENV[ENV_VAR])) {
return;
}
$adapters = F\map(explode(':', strtolower($_ENV[ENV_VAR])),
function (string $a) {
return 'Adapter\\' . ucfirst($a) . 'Adapter';
});
if (count($adapters) === 1) {
self::$pool = new $adapters[0];
} else {
self::$pool = new ChainAdapter($adapters);
}
}
/**
* Forward calls to the configured $pool
*/
public static function __callStatic(string $name, array $args)
{
return self::$pool->{$name}(...$args);
}
}