<?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:----OTQyMDk1NzU5NjgxNjcwOCA2OTgxNDY5MjcxMDM5ODc4IDY5NTcwNDU3ODI5NDE4NDU=