gnu-social/vendor/doctrine/cache/lib/Doctrine/Common/Cache/ApcCache.php
2021-07-16 19:44:40 +01:00

106 lines
2.3 KiB
PHP

<?php
namespace Doctrine\Common\Cache;
use const PHP_VERSION_ID;
use function apc_cache_info;
use function apc_clear_cache;
use function apc_delete;
use function apc_exists;
use function apc_fetch;
use function apc_sma_info;
use function apc_store;
/**
* APC cache provider.
*
* @deprecated since version 1.6, use ApcuCache instead
*
* @link www.doctrine-project.org
*/
class ApcCache extends CacheProvider
{
/**
* {@inheritdoc}
*/
protected function doFetch($id)
{
return apc_fetch($id);
}
/**
* {@inheritdoc}
*/
protected function doContains($id)
{
return apc_exists($id);
}
/**
* {@inheritdoc}
*/
protected function doSave($id, $data, $lifeTime = 0)
{
return apc_store($id, $data, $lifeTime);
}
/**
* {@inheritdoc}
*/
protected function doDelete($id)
{
// apc_delete returns false if the id does not exist
return apc_delete($id) || ! apc_exists($id);
}
/**
* {@inheritdoc}
*/
protected function doFlush()
{
return apc_clear_cache() && apc_clear_cache('user');
}
/**
* {@inheritdoc}
*/
protected function doFetchMultiple(array $keys)
{
return apc_fetch($keys) ?: [];
}
/**
* {@inheritdoc}
*/
protected function doSaveMultiple(array $keysAndValues, $lifetime = 0)
{
$result = apc_store($keysAndValues, null, $lifetime);
return empty($result);
}
/**
* {@inheritdoc}
*/
protected function doGetStats()
{
$info = apc_cache_info('', true);
$sma = apc_sma_info();
// @TODO - Temporary fix @see https://github.com/krakjoe/apcu/pull/42
if (PHP_VERSION_ID >= 50500) {
$info['num_hits'] = $info['num_hits'] ?? $info['nhits'];
$info['num_misses'] = $info['num_misses'] ?? $info['nmisses'];
$info['start_time'] = $info['start_time'] ?? $info['stime'];
}
return [
Cache::STATS_HITS => $info['num_hits'],
Cache::STATS_MISSES => $info['num_misses'],
Cache::STATS_UPTIME => $info['start_time'],
Cache::STATS_MEMORY_USAGE => $info['mem_size'],
Cache::STATS_MEMORY_AVAILABLE => $sma['avail_mem'],
];
}
}