53 lines
1.2 KiB
PHP
53 lines
1.2 KiB
PHP
<?php
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declare(strict_types=1);
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class ArrayCache implements CacheInterface
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{
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private array $data = [];
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public function get(string $key, $default = null)
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{
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$item = $this->data[$key] ?? null;
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if (!$item) {
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return $default;
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}
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$expiration = $item['expiration'];
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if ($expiration === 0 || $expiration > time()) {
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return $item['value'];
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}
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$this->delete($key);
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return $default;
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}
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public function set(string $key, $value, int $ttl = null): void
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{
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$this->data[$key] = [
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'key' => $key,
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'value' => $value,
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'expiration' => $ttl === null ? 0 : time() + $ttl,
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];
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}
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public function delete(string $key): void
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{
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unset($this->data[$key]);
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}
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public function clear(): void
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{
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$this->data = [];
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}
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public function prune(): void
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{
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foreach ($this->data as $key => $item) {
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$expiration = $item['expiration'];
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if ($expiration === 0 || $expiration > time()) {
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continue;
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}
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$this->delete($key);
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}
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}
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}
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