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