woocommerce-pos / vendor_prefixed / phpfastcache / phpfastcache / lib / Phpfastcache / Drivers / Files / Driver.php

Driver.php in WCPOS – Point of Sale (POS) plugin for WooCommerce 1.9.15, at vendor_prefixed/phpfastcache/phpfastcache/lib/Phpfastcache/Drivers/Files/Driver.php

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1	<?php
2
3	/**
4	*
5	* This file is part of phpFastCache.
6	*
7	* @license MIT License (MIT)
8	*
9	* For full copyright and license information, please see the docs/CREDITS.txt file.
10	*
11	* @author Khoa Bui (khoaofgod) <khoaofgod@gmail.com> https://www.phpfastcache.com
12	* @author Georges.L (Geolim4) <contact@geolim4.com>
13	*
14	*/
15	declare (strict_types=1);
16	namespace WCPOS\Vendor\Phpfastcache\Drivers\Files;
17
18	use Exception;
19	use FilesystemIterator;
20	use WCPOS\Vendor\Phpfastcache\Cluster\AggregatablePoolInterface;
21	use WCPOS\Vendor\Phpfastcache\Core\Pool\DriverBaseTrait;
22	use WCPOS\Vendor\Phpfastcache\Core\Pool\ExtendedCacheItemPoolInterface;
23	use WCPOS\Vendor\Phpfastcache\Core\Pool\IO\IOHelperTrait;
24	use WCPOS\Vendor\Phpfastcache\Exceptions\PhpfastcacheInvalidArgumentException;
25	use WCPOS\Vendor\Phpfastcache\Exceptions\PhpfastcacheIOException;
26	use WCPOS\Vendor\Phpfastcache\Util\Directory;
27	use WCPOS\Vendor\Psr\Cache\CacheItemInterface;
28	/**
29	* Class Driver
30	* @package phpFastCache\Drivers
31	* @property Config $config Config object
32	* @method Config getConfig() Return the config object
33	*
34	* Important NOTE:
35	* We are using getKey instead of getEncodedKey since this backend create filename that are
36	* managed by defaultFileNameHashFunction and not defaultKeyHashFunction
37	*/
38	class Driver implements ExtendedCacheItemPoolInterface, AggregatablePoolInterface
39	{
40	use IOHelperTrait;
41	use DriverBaseTrait {
42	DriverBaseTrait::__construct as private __parentConstruct;
43	}
44	/**
45	* Driver constructor.
46	* @param Config $config
47	* @param string $instanceId
48	*/
49	public function __construct(Config $config, string $instanceId)
50	{
51	$this->__parentConstruct($config, $instanceId);
52	}
53	/**
54	* @return bool
55	*/
56	public function driverCheck() : bool
57	{
58	return \is_writable($this->getPath()) \|\| \mkdir($concurrentDirectory = $this->getPath(), $this->getDefaultChmod(), \true) \|\| \is_dir($concurrentDirectory);
59	}
60	/**
61	* @return bool
62	*/
63	protected function driverConnect() : bool
64	{
65	return \true;
66	}
67	/**
68	* @param CacheItemInterface $item
69	* @return null\|array
70	*/
71	protected function driverRead(CacheItemInterface $item)
72	{
73	$file_path = $this->getFilePath($item->getKey(), \true);
74	try {
75	$content = $this->readFile($file_path);
76	} catch (PhpfastcacheIOException $e) {
77	return null;
78	}
79	return $this->decode($content);
80	}
81	/**
82	* @param CacheItemInterface $item
83	* @return bool
84	* @throws PhpfastcacheInvalidArgumentException
85	*/
86	protected function driverWrite(CacheItemInterface $item) : bool
87	{
88	/**
89	* Check for Cross-Driver type confusion
90	*/
91	if ($item instanceof Item) {
92	$file_path = $this->getFilePath($item->getKey());
93	$data = $this->encode($this->driverPreWrap($item));
94	/**
95	* Force write
96	*/
97	try {
98	return $this->writefile($file_path, $data, $this->getConfig()->isSecureFileManipulation());
99	} catch (Exception $e) {
100	return \false;
101	}
102	}
103	throw new PhpfastcacheInvalidArgumentException('Cross-Driver type confusion detected');
104	}
105	/**
106	* @param CacheItemInterface $item
107	* @return bool
108	* @throws PhpfastcacheInvalidArgumentException
109	*/
110	protected function driverDelete(CacheItemInterface $item) : bool
111	{
112	/**
113	* Check for Cross-Driver type confusion
114	*/
115	if ($item instanceof Item) {
116	$file_path = $this->getFilePath($item->getKey(), \true);
117	if (\file_exists($file_path) && @\unlink($file_path)) {
118	\clearstatcache(\true, $file_path);
119	$dir = \dirname($file_path);
120	if (!(new FilesystemIterator($dir))->valid()) {
121	\rmdir($dir);
122	}
123	return \true;
124	}
125	return \false;
126	}
127	throw new PhpfastcacheInvalidArgumentException('Cross-Driver type confusion detected');
128	}
129	/**
130	* @return bool
131	* @throws \Phpfastcache\Exceptions\PhpfastcacheIOException
132	*/
133	protected function driverClear() : bool
134	{
135	return Directory::rrmdir($this->getPath(\true));
136	}
137	}
138