Millennium\Cache\Drivers\FileStorageDriver

Complexity

Total Complexity

11

Size/Duplication

Total Lines	69
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
B	__construct()	0	13	5
A	fetch()	0	12	3
A	remove()	0	8	2
A	store()	0	4	1

<?php

namespace Millennium\Cache\Drivers;

use Millennium\Cache\Exceptions\FileStorage\FileStorageMisconfiguration;
use Millennium\Cache\Interfaces\CacheDriverInterface;

class FileStorageDriver implements CacheDriverInterface
{
    /**
     * @var string
     */
    private $cachePath;

    /**
     * @param array $options
     *
     * @throws FileStorageMisconfiguration
     */
    public function __construct(array $options = null)
    {
        if (null === $options) {
            throw new FileStorageMisconfiguration();
        }
        if (!isset($options['path'])) {
            throw new FileStorageMisconfiguration('Please set path for file storage driver.');
        }
        if (!is_dir($options['path']) || !is_readable($options['path'])) {
            throw new \Millennium\Cache\Exceptions\FileStorage\FileStorageDirectoryNotReadableException($options['path']);
        }
        $this->cachePath = rtrim($options['path'], DIRECTORY_SEPARATOR);
    }

    /**
     * @param string $key
     *
     * @return bool
     */
    public function fetch($key)
    {
        if (file_exists($this->cachePath.DIRECTORY_SEPARATOR.$key.'.cache')) {
            list($expire, $data) = unserialize(file_get_contents($this->cachePath.DIRECTORY_SEPARATOR.$key.'.cache'));
            if (filemtime($this->cachePath.DIRECTORY_SEPARATOR.$key.'.cache') <= $expire) {
                return $data;
            }
            unlink($this->cachePath.DIRECTORY_SEPARATOR.$key.'.cache');
        }

        return false;
    }

    /**
     * @param string $key
     *
     * @return bool
     */
    public function remove($key)
    {
        if (file_exists($this->cachePath.DIRECTORY_SEPARATOR.$key.'.cache')) {
            unlink($this->cachePath.DIRECTORY_SEPARATOR.$key.'.cache');
        }

        return true;
    }

    /**
     * @param string $key
     * @param array  $data
     *
     * @return bool
     */
    public function store($key, $data, $expire = 3600)
    {
        return file_put_contents($this->cachePath.DIRECTORY_SEPARATOR.$key.'.cache', serialize([time() + $expire, $data]));
    }
}