<?php

namespace Doctrine\Common\Cache;

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;

use const PHP_VERSION_ID;

/**
 * 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'],
        ];
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTMxNDUzMjIzNDYwMjQ2MyAzNjM4MDUwMTEwMTExNDEzIDE0MDkxMTUwNTg1NTM0OTc=