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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "url_request_custom_job_proxy.h"
#include "url_request_custom_job_delegate.h"
#include "content/public/browser/browser_thread.h"
#include "net/base/net_errors.h"
#include "services/network/public/cpp/resource_request_body.h"
#include "api/qwebengineurlrequestjob.h"
#include "profile_adapter.h"
#include "type_conversion.h"
#include "web_engine_context.h"
namespace QtWebEngineCore {
URLRequestCustomJobProxy::URLRequestCustomJobProxy(URLRequestCustomJobProxy::Client *client,
const std::string &scheme,
QPointer<ProfileAdapter> profileAdapter)
: m_client(client)
, m_started(false)
, m_scheme(scheme)
, m_delegate(nullptr)
, m_profileAdapter(profileAdapter)
, m_ioTaskRunner(m_client->taskRunner())
{
DCHECK(m_ioTaskRunner && m_ioTaskRunner->RunsTasksInCurrentSequence());
}
URLRequestCustomJobProxy::~URLRequestCustomJobProxy()
{
}
void URLRequestCustomJobProxy::release()
{
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (m_delegate) {
m_delegate->deleteLater();
m_delegate = nullptr;
}
}
void URLRequestCustomJobProxy::reply(std::string contentType, QIODevice *device,
QMultiMap<QByteArray, QByteArray> additionalResponseHeaders)
{
if (!m_client)
return;
DCHECK (!m_ioTaskRunner || m_ioTaskRunner->RunsTasksInCurrentSequence());
QByteArray qcontentType = QByteArray::fromStdString(contentType).toLower();
const int sidx = qcontentType.indexOf(';');
if (sidx > 0) {
const int cidx = qcontentType.indexOf("charset=", sidx);
if (cidx > 0) {
m_client->m_charset = qcontentType.mid(cidx + 8).trimmed().toStdString();
qcontentType = qcontentType.first(sidx);
} else {
qWarning() << "QWebEngineUrlRequestJob::reply(): Unrecognized content-type format with ';'" << qcontentType;
}
}
m_client->m_mimeType = qcontentType.trimmed().toStdString();
m_client->m_device = device;
m_client->m_additionalResponseHeaders = std::move(additionalResponseHeaders);
if (m_client->m_device && !m_client->m_device->isReadable())
m_client->m_device->open(QIODevice::ReadOnly);
if (m_client->m_device && m_client->m_firstBytePosition > 0)
m_client->m_device->seek(m_client->m_firstBytePosition);
qint64 deviceSize = m_client->m_device ? m_client->m_device->size() : -1;
if (deviceSize > 0)
m_client->notifyExpectedContentSize(deviceSize);
if (m_client->m_device && m_client->m_device->isReadable()) {
m_started = true;
m_client->notifyHeadersComplete();
} else {
fail(net::ERR_INVALID_URL);
}
}
void URLRequestCustomJobProxy::redirect(GURL url)
{
if (!m_client)
return;
DCHECK (!m_ioTaskRunner || m_ioTaskRunner->RunsTasksInCurrentSequence());
if (m_client->m_device || m_client->m_error)
return;
m_client->m_redirect = url;
m_started = true;
m_client->notifyHeadersComplete();
}
void URLRequestCustomJobProxy::abort()
{
if (!m_client)
return;
DCHECK (!m_ioTaskRunner || m_ioTaskRunner->RunsTasksInCurrentSequence());
if (m_client->m_device && m_client->m_device->isOpen())
m_client->m_device->close();
m_client->m_device = nullptr;
if (m_started)
m_client->notifyCanceled();
else
m_client->notifyAborted();
}
void URLRequestCustomJobProxy::fail(int error)
{
if (!m_client)
return;
DCHECK (m_ioTaskRunner->RunsTasksInCurrentSequence());
m_client->m_error = error;
if (m_client->m_device)
m_client->m_device->close();
if (!m_started)
m_client->notifyStartFailure(error);
// else we fail on the next read, or the read that might already be in progress
}
void URLRequestCustomJobProxy::readyRead()
{
DCHECK (m_ioTaskRunner->RunsTasksInCurrentSequence());
if (m_client)
m_client->notifyReadyRead();
}
void URLRequestCustomJobProxy::initialize(GURL url, std::string method,
absl::optional<url::Origin> initiator,
std::map<std::string, std::string> headers,
scoped_refptr<network::ResourceRequestBody> requestBody)
{
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
Q_ASSERT(!m_delegate);
QUrl initiatorOrigin;
if (initiator.has_value())
initiatorOrigin = QUrl::fromEncoded(QByteArray::fromStdString(initiator.value().Serialize()));
QWebEngineUrlSchemeHandler *schemeHandler = nullptr;
if (m_profileAdapter)
schemeHandler = m_profileAdapter->urlSchemeHandler(toQByteArray(m_scheme));
QMap<QByteArray, QByteArray> qHeaders;
for (auto it = headers.cbegin(); it != headers.cend(); ++it)
qHeaders.insert(toQByteArray(it->first), toQByteArray(it->second));
if (schemeHandler) {
m_delegate =
new URLRequestCustomJobDelegate(this, toQt(url), QByteArray::fromStdString(method),
initiatorOrigin, qHeaders, requestBody.get());
QWebEngineUrlRequestJob *requestJob = new QWebEngineUrlRequestJob(m_delegate);
schemeHandler->requestStarted(requestJob);
}
}
} // namespace
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