<?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:----OTk3NzU0Nzc2MzgxMDA0MyAyNDYzODkwMzU2NTUwNzAyIDg1MDMxMzQ2MDQxMzczNjA=