<?php
namespace Guzzle\Plugin\Cache;
use Guzzle\Http\Message\RequestInterface;
use Guzzle\Http\Message\Response;
/**
* Default strategy used to determine of an HTTP request can be cached
*/
class DefaultCanCacheStrategy implements CanCacheStrategyInterface
{
public function canCacheRequest(RequestInterface $request)
{
// Only GET and HEAD requests can be cached
if ($request->getMethod() != RequestInterface::GET && $request->getMethod() != RequestInterface::HEAD) {
return false;
}
// Never cache requests when using no-store
if ($request->hasHeader('Cache-Control') && $request->getHeader('Cache-Control')->hasDirective('no-store')) {
return false;
}
return true;
}
public function canCacheResponse(Response $response)
{
return $response->isSuccessful() && $response->canCache();
}
}