<?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:----MjAzODIxMzgwNTY3NDkwMyAxNTc1Mjk3NTA4OTg3MzM1IDkxMDM4MTczMjE4MTAxODM=