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/*
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "RequestManagerQt.h"
#include <AK/JsonObject.h>
#include <QNetworkCookie>
RequestManagerQt::RequestManagerQt()
{
m_qnam = new QNetworkAccessManager(this);
QObject::connect(m_qnam, &QNetworkAccessManager::finished, this, &RequestManagerQt::reply_finished);
}
void RequestManagerQt::reply_finished(QNetworkReply* reply)
{
auto request = m_pending.get(reply).value();
m_pending.remove(reply);
request->did_finish();
}
RefPtr<Web::ResourceLoaderConnectorRequest> RequestManagerQt::start_request(DeprecatedString const& method, AK::URL const& url, HashMap<DeprecatedString, DeprecatedString> const& request_headers, ReadonlyBytes request_body, Core::ProxyData const& proxy)
{
if (!url.scheme().is_one_of_ignoring_ascii_case("http"sv, "https"sv)) {
return nullptr;
}
auto request_or_error = Request::create(*m_qnam, method, url, request_headers, request_body, proxy);
if (request_or_error.is_error()) {
return nullptr;
}
auto request = request_or_error.release_value();
m_pending.set(&request->reply(), *request);
return request;
}
ErrorOr<NonnullRefPtr<RequestManagerQt::Request>> RequestManagerQt::Request::create(QNetworkAccessManager& qnam, DeprecatedString const& method, AK::URL const& url, HashMap<DeprecatedString, DeprecatedString> const& request_headers, ReadonlyBytes request_body, Core::ProxyData const&)
{
QNetworkRequest request { QString(url.to_deprecated_string().characters()) };
request.setAttribute(QNetworkRequest::RedirectPolicyAttribute, QNetworkRequest::ManualRedirectPolicy);
request.setAttribute(QNetworkRequest::CookieLoadControlAttribute, QNetworkRequest::Manual);
request.setAttribute(QNetworkRequest::CookieSaveControlAttribute, QNetworkRequest::Manual);
// NOTE: We disable HTTP2 as it's significantly slower (up to 5x, possibly more)
request.setAttribute(QNetworkRequest::Http2AllowedAttribute, false);
QNetworkReply* reply = nullptr;
for (auto& it : request_headers) {
// FIXME: We currently strip the Accept-Encoding header on outgoing requests from LibWeb
// since otherwise it'll ask for compression without Qt being aware of it.
// This is very hackish and I'm sure we can do it in concert with Qt somehow.
if (it.key == "Accept-Encoding")
continue;
request.setRawHeader(QByteArray(it.key.characters()), QByteArray(it.value.characters()));
}
if (method.equals_ignoring_ascii_case("head"sv)) {
reply = qnam.head(request);
} else if (method.equals_ignoring_ascii_case("get"sv)) {
reply = qnam.get(request);
} else if (method.equals_ignoring_ascii_case("post"sv)) {
reply = qnam.post(request, QByteArray((char const*)request_body.data(), request_body.size()));
} else if (method.equals_ignoring_ascii_case("put"sv)) {
reply = qnam.put(request, QByteArray((char const*)request_body.data(), request_body.size()));
} else if (method.equals_ignoring_ascii_case("delete"sv)) {
reply = qnam.deleteResource(request);
} else {
reply = qnam.sendCustomRequest(request, QByteArray(method.characters()), QByteArray((char const*)request_body.data(), request_body.size()));
}
return adopt_ref(*new Request(*reply));
}
RequestManagerQt::Request::Request(QNetworkReply& reply)
: m_reply(reply)
{
}
RequestManagerQt::Request::~Request() = default;
void RequestManagerQt::Request::did_finish()
{
auto buffer = m_reply.readAll();
auto http_status_code = m_reply.attribute(QNetworkRequest::Attribute::HttpStatusCodeAttribute).toInt();
HashMap<DeprecatedString, DeprecatedString, CaseInsensitiveStringTraits> response_headers;
Vector<DeprecatedString> set_cookie_headers;
for (auto& it : m_reply.rawHeaderPairs()) {
auto name = DeprecatedString(it.first.data(), it.first.length());
auto value = DeprecatedString(it.second.data(), it.second.length());
if (name.equals_ignoring_ascii_case("set-cookie"sv)) {
// NOTE: Qt may have bundled multiple Set-Cookie headers into a single one.
// We have to extract the full list of cookies via QNetworkReply::header().
auto set_cookie_list = m_reply.header(QNetworkRequest::SetCookieHeader).value<QList<QNetworkCookie>>();
for (auto const& cookie : set_cookie_list) {
set_cookie_headers.append(cookie.toRawForm().data());
}
} else {
response_headers.set(name, value);
}
}
if (!set_cookie_headers.is_empty()) {
response_headers.set("set-cookie"sv, JsonArray { set_cookie_headers }.to_deprecated_string());
}
bool success = http_status_code != 0;
on_buffered_request_finish(success, buffer.length(), response_headers, http_status_code, ReadonlyBytes { buffer.data(), (size_t)buffer.size() });
}
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