#pragma once
#include "ResourceHandle.h"
#include "ResourceHandleClient.h"
#include "Timer.h"
#include <wtf/CompletionHandler.h>
namespace WebCore {
class PingHandle final : private ResourceHandleClient {
WTF_MAKE_NONCOPYABLE(PingHandle); WTF_MAKE_FAST_ALLOCATED;
public:
PingHandle(NetworkingContext* networkingContext, const ResourceRequest& request, bool shouldUseCredentialStorage, bool shouldFollowRedirects, WTF::CompletionHandler<void(const ResourceError&, const ResourceResponse&)>&& completionHandler)
: m_currentRequest(request)
, m_timeoutTimer(*this, &PingHandle::timeoutTimerFired)
, m_shouldUseCredentialStorage(shouldUseCredentialStorage)
, m_shouldFollowRedirects(shouldFollowRedirects)
, m_completionHandler(WTFMove(completionHandler))
{
bool defersLoading = false;
bool shouldContentSniff = false;
bool shouldContentEncodingSniff = true;
m_handle = ResourceHandle::create(networkingContext, request, this, defersLoading, shouldContentSniff, shouldContentEncodingSniff);
m_timeoutTimer.startOneShot(60000_s);
}
private:
void willSendRequestAsync(ResourceHandle*, ResourceRequest&& request, ResourceResponse&&, CompletionHandler<void(ResourceRequest&&)>&& completionHandler) final
{
m_currentRequest = WTFMove(request);
if (m_shouldFollowRedirects) {
completionHandler(ResourceRequest { m_currentRequest });
return;
}
completionHandler({ });
pingLoadComplete(ResourceError { String(), 0, m_currentRequest.url(), ASCIILiteral("Not allowed to follow redirects"), ResourceError::Type::AccessControl });
}
void didReceiveResponseAsync(ResourceHandle*, ResourceResponse&& response) final
{
m_handle->continueDidReceiveResponse();
pingLoadComplete({ }, response);
}
void didReceiveBuffer(ResourceHandle*, Ref<SharedBuffer>&&, int) final { pingLoadComplete(); }
void didFinishLoading(ResourceHandle*) final { pingLoadComplete(); }
void didFail(ResourceHandle*, const ResourceError& error) final { pingLoadComplete(error); }
bool shouldUseCredentialStorage(ResourceHandle*) final { return m_shouldUseCredentialStorage; }
void timeoutTimerFired() { pingLoadComplete(ResourceError { String(), 0, m_currentRequest.url(), ASCIILiteral("Load timed out"), ResourceError::Type::Timeout }); }
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
void canAuthenticateAgainstProtectionSpaceAsync(ResourceHandle*, const ProtectionSpace&)
{
m_handle->continueCanAuthenticateAgainstProtectionSpace(false);
pingLoadComplete(ResourceError { String { }, 0, m_currentRequest.url(), ASCIILiteral("Not allowed to authenticate"), ResourceError::Type::AccessControl });
}
#endif
void pingLoadComplete(const ResourceError& error = { }, const ResourceResponse& response = { })
{
if (auto completionHandler = std::exchange(m_completionHandler, nullptr))
completionHandler(error, response);
delete this;
}
virtual ~PingHandle()
{
ASSERT(!m_completionHandler);
if (m_handle) {
ASSERT(m_handle->client() == this);
m_handle->clearClient();
m_handle->cancel();
}
}
RefPtr<ResourceHandle> m_handle;
ResourceRequest m_currentRequest;
Timer m_timeoutTimer;
bool m_shouldUseCredentialStorage;
bool m_shouldFollowRedirects;
WTF::CompletionHandler<void(const ResourceError&, const ResourceResponse&)> m_completionHandler;
};
}