ladybird/Ladybird/RequestManagerQt.h
Andreas Kling 419d3ec646 Ladybird: Use QtNetwork for HTTP and HTTPS requests
Until we can get our own RequestServer infrastructure up and running,
running the TLS and HTTP code in-process was causing lots of crashes
due to unexpected reentrancy via nested event loops.

This patch adds a simple backend for HTTP and HTTPS requests that simply
funnels them through QNetworkAccessManager.
2022-12-25 07:58:58 -07:00

61 lines
1.8 KiB
C++

/*
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#define AK_DONT_REPLACE_STD
#include <LibWeb/Loader/ResourceLoader.h>
#include <QtNetwork/QNetworkAccessManager>
#include <QtNetwork/QNetworkReply>
class RequestManagerQt
: public QObject
, public Web::ResourceLoaderConnector {
Q_OBJECT
public:
static NonnullRefPtr<RequestManagerQt> create()
{
return adopt_ref(*new RequestManagerQt());
}
virtual ~RequestManagerQt() override { }
virtual void prefetch_dns(AK::URL const&) override { }
virtual void preconnect(AK::URL const&) override { }
virtual RefPtr<Web::ResourceLoaderConnectorRequest> start_request(String const& method, AK::URL const&, HashMap<String, String> const& request_headers, ReadonlyBytes request_body, Core::ProxyData const&) override;
private slots:
void reply_finished(QNetworkReply*);
private:
RequestManagerQt();
class Request
: public Web::ResourceLoaderConnectorRequest {
public:
static ErrorOr<NonnullRefPtr<Request>> create(QNetworkAccessManager& qnam, String const& method, AK::URL const& url, HashMap<String, String> const& request_headers, ReadonlyBytes request_body, Core::ProxyData const&);
virtual ~Request() override;
virtual void set_should_buffer_all_input(bool) override { }
virtual bool stop() override { return false; }
virtual void stream_into(Core::Stream::Stream&) override { }
void did_finish();
QNetworkReply& reply() { return m_reply; }
private:
Request(QNetworkReply&);
QNetworkReply& m_reply;
};
HashMap<QNetworkReply*, NonnullRefPtr<Request>> m_pending;
QNetworkAccessManager* m_qnam { nullptr };
};