diff --git a/src/base/net/downloadmanager.cpp b/src/base/net/downloadmanager.cpp index 3c33a93bb..12f2061f8 100644 --- a/src/base/net/downloadmanager.cpp +++ b/src/base/net/downloadmanager.cpp @@ -55,6 +55,8 @@ const char DEFAULT_USER_AGENT[] = "Mozilla/5.0 (X11; Linux i686; rv:38.0) Gecko/ namespace { + const int MAX_REDIRECTIONS = 20; // the common value for web browsers + class NetworkCookieJar : public QNetworkCookieJar { public: @@ -116,7 +118,7 @@ namespace Q_DISABLE_COPY(DownloadHandlerImpl) public: - DownloadHandlerImpl(Net::DownloadManager *manager, const Net::DownloadRequest &downloadRequest); + explicit DownloadHandlerImpl(const Net::DownloadRequest &downloadRequest, QObject *parent); ~DownloadHandlerImpl() override; QString url() const; @@ -134,9 +136,7 @@ namespace static QString errorCodeToString(QNetworkReply::NetworkError status); QNetworkReply *m_reply = nullptr; - Net::DownloadManager *m_manager = nullptr; const Net::DownloadRequest m_downloadRequest; - short m_redirectionCounter = 0; Net::DownloadResult m_result; }; @@ -154,11 +154,12 @@ namespace // Accept gzip request.setRawHeader("Accept-Encoding", "gzip"); + request.setAttribute(QNetworkRequest::RedirectPolicyAttribute, QNetworkRequest::UserVerifiedRedirectPolicy); + request.setMaximumRedirectsAllowed(MAX_REDIRECTIONS); + return request; } - const int MAX_REDIRECTIONS = 20; // the common value for web browsers - bool saveToFile(const QByteArray &replyData, QString &filePath) { QTemporaryFile tmpfile {Utils::Fs::tempPath() + "XXXXXX"}; @@ -213,7 +214,7 @@ Net::DownloadHandler *Net::DownloadManager::download(const DownloadRequest &down const ServiceID id = ServiceID::fromURL(request.url()); const bool isSequentialService = m_sequentialServices.contains(id); - auto downloadHandler = new DownloadHandlerImpl {this, downloadRequest}; + auto downloadHandler = new DownloadHandlerImpl {downloadRequest, this}; connect(downloadHandler, &DownloadHandler::finished, downloadHandler, &QObject::deleteLater); connect(downloadHandler, &QObject::destroyed, this, [this, id, downloadHandler]() { @@ -397,9 +398,8 @@ bool Net::operator==(const ServiceID &lhs, const ServiceID &rhs) namespace { - DownloadHandlerImpl::DownloadHandlerImpl(Net::DownloadManager *manager, const Net::DownloadRequest &downloadRequest) - : DownloadHandler {manager} - , m_manager {manager} + DownloadHandlerImpl::DownloadHandlerImpl(const Net::DownloadRequest &downloadRequest, QObject *parent) + : DownloadHandler {parent} , m_downloadRequest {downloadRequest} { m_result.url = url(); @@ -421,6 +421,7 @@ namespace if (m_downloadRequest.limit() > 0) connect(m_reply, &QNetworkReply::downloadProgress, this, &DownloadHandlerImpl::checkDownloadSize); connect(m_reply, &QNetworkReply::finished, this, &DownloadHandlerImpl::processFinishedDownload); + connect(m_reply, &QNetworkReply::redirected, this, &DownloadHandlerImpl::handleRedirection); } // Returns original url @@ -448,14 +449,6 @@ namespace return; } - // Check if the server ask us to redirect somewhere else - const QVariant redirection = m_reply->attribute(QNetworkRequest::RedirectionTargetAttribute); - if (redirection.isValid()) { - // We should redirect - handleRedirection(redirection.toUrl()); - return; - } - // Success m_result.data = (m_reply->rawHeader("Content-Encoding") == "gzip") ? Utils::Gzip::decompress(m_reply->readAll()) @@ -491,12 +484,6 @@ namespace void DownloadHandlerImpl::handleRedirection(const QUrl &newUrl) { - if (m_redirectionCounter >= MAX_REDIRECTIONS) { - setError(tr("Exceeded max redirections (%1)").arg(MAX_REDIRECTIONS)); - finish(); - return; - } - // Resolve relative urls const QUrl resolvedUrl = newUrl.isRelative() ? m_reply->url().resolved(newUrl) : newUrl; const QString newUrlString = resolvedUrl.toString(); @@ -513,15 +500,7 @@ namespace return; } - auto redirected = static_cast( - m_manager->download(Net::DownloadRequest(m_downloadRequest).url(newUrlString))); - redirected->m_redirectionCounter = (m_redirectionCounter + 1); - connect(redirected, &DownloadHandlerImpl::finished, this, [this](const Net::DownloadResult &result) - { - m_result = result; - m_result.url = url(); - finish(); - }); + emit m_reply->redirectAllowed(); } void DownloadHandlerImpl::setError(const QString &error) diff --git a/src/base/net/downloadmanager.h b/src/base/net/downloadmanager.h index 8fe784814..84716934e 100644 --- a/src/base/net/downloadmanager.h +++ b/src/base/net/downloadmanager.h @@ -119,8 +119,6 @@ namespace Net static void freeInstance(); static DownloadManager *instance(); - DownloadHandler *download(const DownloadRequest &downloadRequest); - template void download(const DownloadRequest &downloadRequest, Context context, Func slot); @@ -140,6 +138,7 @@ namespace Net private: explicit DownloadManager(QObject *parent = nullptr); + DownloadHandler *download(const DownloadRequest &downloadRequest); void applyProxySettings(); void handleReplyFinished(const QNetworkReply *reply);