<?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:----MTgyMzEyNjU5ODg1NTcwOSAzMzA1MDQ0MTUxMDQ0MDg4IDYwMzU1MzI0NDcwMDk3MDQ=