proxitok/app/Cache/JSONCache.php
2022-03-11 23:18:26 +01:00

39 lines
1.2 KiB
PHP

<?php
namespace App\Cache;
class JSONCache {
private string $cache_path = __DIR__ . '/../../cache/api';
function __construct() {
if (isset($_ENV['API_CACHE_JSON']) && !empty($_ENV['API_CACHE_JSON'])) {
$this->cache_path = $_ENV['API_CACHE_JSON'];
}
}
public function get(string $cache_key): object|false {
$filename = $this->cache_path . '/' . $cache_key . '.json';
if (is_file($filename)) {
$time = time();
$json_string = file_get_contents($filename);
$element = json_decode($json_string);
if ($time < $element->expires) {
return $element->data;
}
// Remove file if expired
unlink($filename);
}
return false;
}
public function exists(string $cache_key): bool {
$filename = $this->cache_path . '/' . $cache_key . '.json';
return is_file($filename);
}
public function set(string $cache_key, mixed $data, $timeout = 3600) {
file_put_contents($this->cache_path . '/' . $cache_key . '.json', json_encode([
'data' => $data,
'expires' => time() + $timeout
]));
}
}