Code Coverage for /var/www/src/Helpers/Cache.php

1	<?php
2
3	declare(strict_types=1);
4
5	namespace Engelsystem\Helpers;
6
7	class Cache
8	{
9	public function __construct(protected string $path)
10	{
11	}
12
13	/**
14	* Returns the value cached for $key, $default if not
15	*
16	* If $default is a callable it calls it for the value to be cached
17	*
18	*/
19	public function get(string $key, mixed $default = null, int $seconds = 60 * 60): mixed
20	{
21	$cacheFile = $this->cacheFilePath($key);
22
23	// Check for file existence, forget old ones
24	$exists = file_exists($cacheFile);
25	if ($exists && filemtime($cacheFile) < time() - $seconds) {
26	$this->forget($key);
27	$exists = false;
28	}
29
30	// Handle callback to get default value
31	if (!$exists) {
32	if (!is_callable($default)) {
33	return $default;
34	}
35
36	file_put_contents($cacheFile, serialize($default()));
37	}
38
39	// Get data from cache
40	return unserialize(file_get_contents($cacheFile));
41	}
42
43	public function forget(string $key): void
44	{
45	$cacheFile = $this->cacheFilePath($key);
46	if (!file_exists($cacheFile)) {
47	return;
48	}
49
50	unlink($cacheFile);
51	}
52
53	protected function cacheFilePath(string $key): string
54	{
55	return $this->path . '/' . $key . '.cache';
56	}
57	}