<?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:----NDU2NDU1OTc1NDQ1MzU3OCAzMjEyNDg3NjMwODQ5NDMwIDE3NzQ0NjA4NTAxMTA4ODY=