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| ** Copyright (C) 2019 The Qt Company Ltd. |
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| ** This file is part of the QtWebEngine module of the Qt Toolkit. |
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| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
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| ****************************************************************************/ |
| |
| #include "url_request_notification.h" |
| |
| #include "base/supports_user_data.h" |
| #include "base/task/post_task.h" |
| #include "content/browser/web_contents/web_contents_impl.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "net/url_request/url_request.h" |
| #include "web_contents_adapter_client.h" |
| #include "web_contents_view_qt.h" |
| #include "profile_io_data_qt.h" |
| #include "qwebengineurlrequestinfo_p.h" |
| #include "type_conversion.h" |
| #include <QVariant> |
| |
| namespace QtWebEngineCore { |
| |
| // Calls cancel() when the URLRequest is destroyed. |
| class UserData : public base::SupportsUserData::Data |
| { |
| public: |
| UserData(URLRequestNotification *ptr) : m_ptr(ptr) {} |
| ~UserData() { m_ptr->cancel(); } |
| static const char key[]; |
| |
| private: |
| URLRequestNotification *m_ptr; |
| }; |
| |
| const char UserData::key[] = "QtWebEngineCore::URLRequestNotification"; |
| |
| static content::ResourceType fromQt(QWebEngineUrlRequestInfo::ResourceType resourceType) |
| { |
| return static_cast<content::ResourceType>(resourceType); |
| } |
| |
| URLRequestNotification::URLRequestNotification(net::URLRequest *request, bool isMainFrameRequest, GURL *newUrl, |
| QWebEngineUrlRequestInfo &&requestInfo, |
| content::ResourceRequestInfo::WebContentsGetter webContentsGetter, |
| net::CompletionOnceCallback callback, QPointer<ProfileAdapter> adapter) |
| : m_request(request) |
| , m_isMainFrameRequest(isMainFrameRequest) |
| , m_newUrl(newUrl) |
| , m_originalUrl(requestInfo.requestUrl()) |
| , m_requestInfo(std::move(requestInfo)) |
| , m_webContentsGetter(webContentsGetter) |
| , m_callback(std::move(callback)) |
| , m_profileAdapter(adapter) |
| { |
| DCHECK_CURRENTLY_ON(content::BrowserThread::IO); |
| |
| m_request->SetUserData(UserData::key, std::make_unique<UserData>(this)); |
| |
| base::PostTaskWithTraits( |
| FROM_HERE, |
| {content::BrowserThread::UI}, |
| base::BindOnce(&URLRequestNotification::notify, base::Unretained(this))); |
| } |
| |
| |
| void URLRequestNotification::notify() |
| { |
| DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
| |
| // May run concurrently with cancel() so no peeking at m_request here. |
| |
| int result = net::OK; |
| content::WebContents *webContents = m_webContentsGetter.Run(); |
| |
| if (webContents) { |
| |
| if (m_profileAdapter && m_profileAdapter->requestInterceptor()) { |
| QWebEngineUrlRequestInterceptor *interceptor = m_profileAdapter->requestInterceptor(); |
| if (!interceptor->property("deprecated").toBool()) |
| interceptor->interceptRequest(m_requestInfo); |
| } |
| |
| WebContentsAdapterClient *client = |
| WebContentsViewQt::from(static_cast<content::WebContentsImpl*>(webContents)->GetView())->client(); |
| |
| if (!m_requestInfo.changed()) { |
| client->interceptRequest(m_requestInfo); |
| } |
| |
| if (m_requestInfo.changed()) { |
| result = m_requestInfo.d_ptr->shouldBlockRequest ? net::ERR_BLOCKED_BY_CLIENT : net::OK; |
| // We handle the rest of the changes later when we are back in I/O thread |
| } |
| |
| // Only do navigationRequested on MAIN_FRAME and SUB_FRAME resources |
| if (result == net::OK && content::IsResourceTypeFrame(fromQt(m_requestInfo.resourceType()))) { |
| int navigationRequestAction = WebContentsAdapterClient::AcceptRequest; |
| client->navigationRequested(m_requestInfo.navigationType(), |
| m_requestInfo.requestUrl(), |
| navigationRequestAction, |
| m_isMainFrameRequest); |
| result = net::ERR_FAILED; |
| switch (static_cast<WebContentsAdapterClient::NavigationRequestAction>(navigationRequestAction)) { |
| case WebContentsAdapterClient::AcceptRequest: |
| result = net::OK; |
| break; |
| case WebContentsAdapterClient::IgnoreRequest: |
| result = net::ERR_ABORTED; |
| break; |
| } |
| DCHECK(result != net::ERR_FAILED); |
| } |
| } |
| |
| // Run the callback on the IO thread. |
| base::PostTaskWithTraits( |
| FROM_HERE, |
| {content::BrowserThread::IO}, |
| base::BindOnce(&URLRequestNotification::complete, base::Unretained(this), result)); |
| } |
| |
| void URLRequestNotification::cancel() |
| { |
| DCHECK_CURRENTLY_ON(content::BrowserThread::IO); |
| |
| // May run concurrently with notify() but we only touch m_request here. |
| |
| m_request = nullptr; |
| } |
| |
| void URLRequestNotification::complete(int error) |
| { |
| DCHECK_CURRENTLY_ON(content::BrowserThread::IO); |
| |
| if (m_request) { |
| if (m_requestInfo.changed()) { |
| if (m_originalUrl != m_requestInfo.d_ptr->url) |
| *m_newUrl = toGurl(m_requestInfo.d_ptr->url); |
| |
| if (!m_requestInfo.d_ptr->extraHeaders.isEmpty()) { |
| auto end = m_requestInfo.d_ptr->extraHeaders.constEnd(); |
| for (auto header = m_requestInfo.d_ptr->extraHeaders.constBegin(); header != end; ++header) { |
| std::string h = header.key().toStdString(); |
| if (base::LowerCaseEqualsASCII(h, "referer")) { |
| m_request->SetReferrer(header.value().toStdString()); |
| } else { |
| m_request->SetExtraRequestHeaderByName(h, header.value().toStdString(), /* overwrite */ true); |
| } |
| } |
| } |
| } |
| |
| if (m_request->status().status() != net::URLRequestStatus::CANCELED) |
| std::move(m_callback).Run(error); |
| m_request->RemoveUserData(UserData::key); |
| } |
| |
| delete this; |
| } |
| |
| } |