Completed
Push — master ( a1970e...6c5d6a )
by Oleg
04:15
created

ApcDriver::get()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 6
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
c 1
b 0
f 0
dl 0
loc 6
rs 9.4285
cc 2
eloc 3
nc 2
nop 1
1
<?php /** MicroApcDriver */
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namespace Micro\Cache\Drivers;
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use Micro\Base\Exception;
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/**
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 * Class ApcDriver
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 *
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 * @author Oleg Lunegov <[email protected]>
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 * @link https://github.com/linpax/microphp-framework
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 * @copyright Copyright (c) 2013 Oleg Lunegov
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 * @license https://github.com/linpax/microphp-framework/blob/master/LICENSE
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 * @package Micro
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 * @subpackage Cache\Driver
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 * @version 1.0
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 * @since 1.0
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 */
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class ApcDriver extends CacheDriver
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{
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    /**
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     * Constructor
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     *
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     * @access public
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     *
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     * @param array $config config array
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     *
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     * @result void
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     * @throws Exception
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     */
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    public function __construct(array $config = [])
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    {
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        parent::__construct($config);
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        if (!$this->check()) {
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            throw new Exception('APC cache not installed');
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        }
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    }
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    /**
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     * @inheritdoc
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     */
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    public function check()
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    {
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        if (extension_loaded('apc') && ini_get('apc.enabled')) {
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            return true;
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        } else {
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            return false;
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        }
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    }
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    /**
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     * @inheritdoc
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     */
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    public function get($name)
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    {
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        $values = apc_fetch($name);
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        return is_array($values) ? $values : [];
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    }
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    /**
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     * @inheritdoc
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     */
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    public function set($name, $value, $duration = 300, $new = false)
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    {
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        if ($new === true) {
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            return apc_add($name, $value, $duration);
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        } else {
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            return apc_store($name, $value, $duration);
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        }
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    }
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    /**
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     * @inheritdoc
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     */
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    public function delete($name)
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    {
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        return apc_delete($name);
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    }
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    /**
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     * @inheritdoc
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     */
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    public function clean()
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    {
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        if (extension_loaded('apc')) {
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            return apc_clear_cache();
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        } else {
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            return apc_clear_cache('user');
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        }
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    }
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    /**
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     * @inheritdoc
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     */
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    public function info($type = null)
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    {
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        return apc_cache_info($type);
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    }
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    /**
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     * @inheritdoc
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     */
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    public function getMeta($id)
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    {
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        $success = false;
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        $stored = apc_fetch($id, $success);
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        if ($success === false || count($stored) !== 3) {
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            return false;
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        }
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        list($data, $time, $ttl) = $stored;
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        return ['expire' => $time + $ttl, 'mtime' => $time, 'data' => unserialize($data)];
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    }
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    /**
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     * @inheritdoc
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     */
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    public function increment($name, $offset = 1)
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    {
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        return apc_inc($name, $offset);
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    }
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    /**
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     * @inheritdoc
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     */
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    public function decrement($name, $offset = 1)
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    {
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        return apc_dec($name, $offset);
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    }
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} 
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