void Loader::Host::didReceiveResponse(SubresourceLoader* loader, const ResourceResponse& response)
{
Request* request = m_requestsLoading.get(loader);
// FIXME: This is a workaround for <rdar://problem/5236843>
// If a load starts while the frame is still in the provisional state
// (this can be the case when loading the user style sheet), committing the load then causes all
// requests to be removed from the m_requestsLoading map. This means that request might be null here.
// In that case we just return early.
// ASSERT(request);
if (!request)
return;
CachedResource* resource = request->cachedResource();
if (resource->isCacheValidator()) {
if (response.httpStatusCode() == 304) {
// 304 Not modified / Use local copy
m_requestsLoading.remove(loader);
loader->clearClient();
request->docLoader()->decrementRequestCount();
// Existing resource is ok, just use it updating the expiration time.
cache()->revalidationSucceeded(resource, response);
if (request->docLoader()->frame())
request->docLoader()->frame()->loader()->checkCompleted();
delete request;
servePendingRequests();
return;
}
// Did not get 304 response, continue as a regular resource load.
cache()->revalidationFailed(resource);
}
resource->setResponse(response);
String encoding = response.textEncodingName();
if (!encoding.isNull())
resource->setEncoding(encoding);
if (request->isMultipart()) {
ASSERT(resource->isImage());
static_cast<CachedImage*>(resource)->clear();
if (request->docLoader()->frame())
request->docLoader()->frame()->loader()->checkCompleted();
} else if (response.isMultipart()) {
request->setIsMultipart(true);
// We don't count multiParts in a DocLoader's request count
request->docLoader()->decrementRequestCount();
// If we get a multipart response, we must have a handle
ASSERT(loader->handle());
if (!resource->isImage())
loader->handle()->cancel();
}
}
