/** * Check if an HTTP request can be cached by a private local cache. * * @static * @param Yoast_Google_HttpRequest $resp * @return bool True if the request is cacheable. * False if the request is uncacheable. */ public static function isRequestCacheable(Yoast_Google_HttpRequest $resp) { $method = $resp->getRequestMethod(); if (!in_array($method, self::$CACHEABLE_HTTP_METHODS)) { return false; } // Don't cache authorized requests/responses. // [rfc2616-14.8] When a shared cache receives a request containing an // Authorization field, it MUST NOT return the corresponding response // as a reply to any other request... if ($resp->getRequestHeader("authorization")) { return false; } return true; }
/** * @visible for testing * Process an http request that contains an enclosed entity. * @param Yoast_Google_HttpRequest $request * @return Yoast_Google_HttpRequest Processed request with the enclosed entity. */ protected function processEntityRequest(Yoast_Google_HttpRequest $request) { $postBody = $request->getPostBody(); $contentType = $request->getRequestHeader("content-type"); // Set the default content-type as application/x-www-form-urlencoded. if (false == $contentType) { $contentType = self::FORM_URLENCODED; $request->setRequestHeaders(array('content-type' => $contentType)); } // Force the payload to match the content-type asserted in the header. if ($contentType == self::FORM_URLENCODED && is_array($postBody)) { $postBody = http_build_query($postBody, '', '&'); $request->setPostBody($postBody); } // Make sure the content-length header is set. if (!$postBody || is_string($postBody)) { $postsLength = strlen($postBody); $request->setRequestHeaders(array('content-length' => $postsLength)); } return $request; }