Version 5.0.0 beta 1

system/3rd_party/Pdp/Storage/TopLevelDomainListPsr16Cache.php

@@ -0,0 +1,71 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pdp\Storage;
+
+use DateInterval;
+use DateTimeInterface;
+use Pdp\TopLevelDomainList;
+use Psr\SimpleCache\CacheException;
+use Psr\SimpleCache\CacheInterface;
+use Stringable;
+use Throwable;
+use function md5;
+use function strtolower;
+
+final class TopLevelDomainListPsr16Cache implements TopLevelDomainListCache
+{
+    private readonly ?DateInterval $cacheTtl;
+
+    public function __construct(
+        private readonly CacheInterface $cache,
+        private readonly string $cachePrefix = '',
+        DateInterval|DateTimeInterface|Stringable|int|string|null $cacheTtl = null
+    ) {
+        $this->cacheTtl = TimeToLive::convert($cacheTtl);
+    }
+
+    public function fetch(string $uri): ?TopLevelDomainList
+    {
+        $cacheKey = $this->cacheKey($uri);
+        $topLevelDomainList = $this->cache->get($cacheKey);
+        if (null === $topLevelDomainList) {
+            return null;
+        }
+
+        if (!$topLevelDomainList instanceof TopLevelDomainList) {
+            $this->cache->delete($cacheKey);
+
+            return null;
+        }
+
+        return $topLevelDomainList;
+    }
+
+    /**
+     * Returns the cache key according to the source URL.
+     */
+    private function cacheKey(string $str): string
+    {
+        return $this->cachePrefix.md5(strtolower($str));
+    }
+
+    public function remember(string $uri, TopLevelDomainList $topLevelDomainList): bool
+    {
+        try {
+            return $this->cache->set($this->cacheKey($uri), $topLevelDomainList, $this->cacheTtl);
+        } catch (Throwable $exception) {
+            if ($exception instanceof CacheException) {
+                return false;
+            }
+
+            throw $exception;
+        }
+    }
+
+    public function forget(string $uri): bool
+    {
+        return $this->cache->delete($this->cacheKey($uri));
+    }
+}