<?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:----NDgyNjg2OTc4Njg1NDAzIDEwMzkxODAxODA0NTE1MDAgODM4NzcyODEwNjAxMDU1MA==