Pay attention to share storage between application with caution!
For example, a response with cache-control header "private, max-age=60"
will be cached by this strategy.
The rules applied are from RFC 7234.
public function testCacheProvider()
{
$TMP_DIR = __DIR__ . '/tmp/';
$cacheProviders = [new DoctrineCacheStorage(new ArrayCache()), new DoctrineCacheStorage(new ChainCache([new ArrayCache()])), new DoctrineCacheStorage(new FilesystemCache($TMP_DIR)), new DoctrineCacheStorage(new PhpFileCache($TMP_DIR)), new FlysystemStorage(new Local($TMP_DIR))];
$request = new Request('GET', 'test.local');
$response = new Response(200, ['Cache-Control' => 'max-age=60'], 'Test content');
/** @var CacheProvider $cacheProvider */
foreach ($cacheProviders as $cacheProvider) {
$this->rrmdir($TMP_DIR);
$cache = new PrivateCacheStrategy($cacheProvider);
$cache->cache($request, $response);
$entry = $cache->fetch($request);
$this->assertNotNull($entry);
$this->assertEquals((string) $response->getBody(), (string) $entry->getResponse()->getBody());
}
$this->rrmdir($TMP_DIR);
}
/**
* {@inheritdoc}
*/
protected function getCacheObject(RequestInterface $request, ResponseInterface $response)
{
$cacheControl = new KeyValueHttpHeader($response->getHeader('Cache-Control'));
if ($cacheControl->has('private')) {
return;
}
return parent::getCacheObject($request, $response);
}
public function __construct(CacheStorageInterface $cache = null, $ttl)
{
$this->ttl = $ttl;
parent::__construct($cache);
}