void NodeVersionLoader::startDownload()
{
auto self = shared_from_this();
checkThread();
auto& item = currentDownloadItem();
{
std::lock_guard<std::mutex> lock(downloadQueueMutex);
--item.retryCount;
}
state = State::Connecting;
log.setChannel("Download:" + item.version);
std::string fileName;
auto ver = item.version;
try {
onNeedsDownloadFileName(ver, fileName);
if (fileName.empty()) {
MSCThrow(InvalidOperationException("File name is empty."));
}
} catch (...) {
downloadFailed("Failed to determine the downloaded file path.: " +
boost::current_exception_diagnostic_information());
return;
}
try {
file.reset(new std::ofstream(fileName.c_str(),
std::ios::out |
std::ios::trunc |
std::ios::binary));
file->exceptions(std::ios::failbit |
std::ios::badbit);
} catch (...) {
file.reset();
downloadFailed("Failed to open the destination file '" + fileName + "'.: " +
boost::current_exception_diagnostic_information());
return;
}
BOOST_LOG_SEV(log, LogLevel::Info) <<
"Connecting to the master server.";
socket.async_connect(endpoint, [this, self, &item](const error_code& error) {
checkThread();
if (disposed) {
downloadCancelled();
return;
}
if (error) {
downloadFailed(error.message());
return;
}
sendHeader();
});
}
void didReceiveResponse(ResourceHandle*, const ResourceResponse& response)
{
m_response = response;
m_download->didReceiveResponse(response);
if (response.httpStatusCode() >= 400) {
downloadFailed(platformDownloadNetworkError(response.httpStatusCode(), response.url(), response.httpStatusText()));
return;
}
String suggestedFilename = response.suggestedFilename();
if (suggestedFilename.isEmpty()) {
URL url = response.url();
url.setQuery(String());
url.removeFragmentIdentifier();
suggestedFilename = decodeURLEscapeSequences(url.lastPathComponent());
}
String destinationURI = m_download->decideDestinationWithSuggestedFilename(suggestedFilename, m_allowOverwrite);
if (destinationURI.isEmpty()) {
#if PLATFORM(GTK)
GUniquePtr<char> buffer(g_strdup_printf(_("Cannot determine destination URI for download with suggested filename %s"), suggestedFilename.utf8().data()));
String errorMessage = String::fromUTF8(buffer.get());
#else
String errorMessage = makeString("Cannot determine destination URI for download with suggested filename ", suggestedFilename);
#endif
downloadFailed(platformDownloadDestinationError(response, errorMessage));
return;
}
m_destinationFile = adoptGRef(g_file_new_for_uri(destinationURI.utf8().data()));
GRefPtr<GFileOutputStream> outputStream;
GUniqueOutPtr<GError> error;
if (m_allowOverwrite)
outputStream = adoptGRef(g_file_replace(m_destinationFile.get(), nullptr, FALSE, G_FILE_CREATE_NONE, nullptr, &error.outPtr()));
else
outputStream = adoptGRef(g_file_create(m_destinationFile.get(), G_FILE_CREATE_NONE, nullptr, &error.outPtr()));
if (!outputStream) {
m_destinationFile.clear();
downloadFailed(platformDownloadDestinationError(response, error->message));
return;
}
String intermediateURI = destinationURI + ".wkdownload";
m_intermediateFile = adoptGRef(g_file_new_for_uri(intermediateURI.utf8().data()));
m_outputStream = adoptGRef(g_file_replace(m_intermediateFile.get(), 0, TRUE, G_FILE_CREATE_NONE, 0, &error.outPtr()));
if (!m_outputStream) {
downloadFailed(platformDownloadDestinationError(response, error->message));
return;
}
m_download->didCreateDestination(destinationURI);
}
void NodeVersionLoader::receiveHeader()
{
auto self = shared_from_this();
checkThread();
auto& item = currentDownloadItem();
state = State::ReceivingHeader;
auto buf = std::make_shared<std::uint64_t>();
timer.expires_from_now(boost::posix_time::seconds(8));
timer.async_wait([this, self] (const error_code& error) {
if (error) {
return;
}
if (disposed) {
return;
}
if (state == State::ReceivingHeader) {
BOOST_LOG_SEV(log, LogLevel::Warn) <<
"Timed out.";
socket.cancel();
}
});
asio::async_read(socket, asio::buffer(buf.get(), 8), [this, self, &item, buf](const error_code& error, std::size_t) {
checkThread();
if (disposed) {
downloadCancelled();
return;
}
if (error) {
downloadFailed(error.message());
return;
}
timer.cancel();
auto size = *buf;
if (size == 0) {
downloadFailed("Version cannot be downloaded for some reason.");
return;
}
receiveData(size);
});
}
void AddNewTorrentDialog::show(QString source, QWidget *parent)
{
AddNewTorrentDialog *dlg = new AddNewTorrentDialog(parent);
if (Utils::Misc::isUrl(source)) {
// Launch downloader
Net::DownloadHandler *handler = Net::DownloadManager::instance()->downloadUrl(source, true, 10485760 /* 10MB */, true);
connect(handler, SIGNAL(downloadFinished(QString, QString)), dlg, SLOT(handleDownloadFinished(QString, QString)));
connect(handler, SIGNAL(downloadFailed(QString, QString)), dlg, SLOT(handleDownloadFailed(QString, QString)));
connect(handler, SIGNAL(redirectedToMagnet(QString, QString)), dlg, SLOT(handleRedirectedToMagnet(QString, QString)));
}
else {
bool ok = false;
BitTorrent::MagnetUri magnetUri(source);
if (magnetUri.isValid())
ok = dlg->loadMagnet(magnetUri);
else
ok = dlg->loadTorrent(source);
if (ok)
dlg->open();
else
delete dlg;
}
}
void FileDownloader::onDownloadFailed(QNetworkReply::NetworkError code)
{
m_lastError = result_code::Type::NetworkError;
// FIXME: map the NetworkError to the ResultCode
emit downloadFailed(result_code::Type::NetworkError/*, code*/);
}
void AddNewTorrentDialog::show(QString source, QWidget *parent)
{
if (source.startsWith("bc://bt/", Qt::CaseInsensitive)) {
qDebug("Converting bc link to magnet link");
source = Utils::Misc::bcLinkToMagnet(source);
}
AddNewTorrentDialog *dlg = new AddNewTorrentDialog(parent);
if (Utils::Misc::isUrl(source)) {
// Launch downloader
Net::DownloadHandler *handler = Net::DownloadManager::instance()->downloadUrl(source, true, 10485760 /* 10MB */, true);
connect(handler, SIGNAL(downloadFinished(QString, QString)), dlg, SLOT(handleDownloadFinished(QString, QString)));
connect(handler, SIGNAL(downloadFailed(QString, QString)), dlg, SLOT(handleDownloadFailed(QString, QString)));
connect(handler, SIGNAL(redirectedToMagnet(QString, QString)), dlg, SLOT(handleRedirectedToMagnet(QString, QString)));
}
else {
bool ok = false;
if (source.startsWith("magnet:", Qt::CaseInsensitive))
ok = dlg->loadMagnet(source);
else
ok = dlg->loadTorrent(source);
if (ok)
dlg->open();
else
delete dlg;
}
}
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
downloader(this),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
curstep = 0;
totalSteps = 0;
tempDir = AppPathManager::userAppDir() + "/PGE Content Manager";
ui->cpack_info_box->setEnabled(false);
connect(&downloader, SIGNAL(finished()), this, SLOT(downloadSuccess()));
connect(&downloader, SIGNAL(canceled()), this, SLOT(downloadAborted()));
connect(&downloader, SIGNAL(failed(QString)), this, SLOT(downloadFailed(QString)));
connect(&downloader, SIGNAL(progress(qint64, qint64)), this, SLOT(setProgress(qint64, qint64)));
ui->progressBar->hide();
cancelStatusBarButton = new QToolButton(ui->statusBar);
cancelStatusBarButton->setText("x");
cancelStatusBarButton->setToolTip("Cancel current action.");
statusBar()->addPermanentWidget(cancelStatusBarButton);
cancelStatusBarButton->hide();
connect(cancelStatusBarButton, &QToolButton::clicked, this, &MainWindow::cancelStatusBarButtonClicked);
if(MainWindow::autoRefresh)
{
refreshRepos();
}
ui->actionAuto_Refresh_on_Startup->setChecked(MainWindow::autoRefresh);
}
void didReceiveResponse(ResourceHandle*, const ResourceResponse& response)
{
m_response = adoptGRef(response.toSoupMessage());
m_download->didReceiveResponse(response);
if (response.httpStatusCode() >= 400) {
downloadFailed(platformDownloadNetworkError(response.httpStatusCode(), response.url().string(), response.httpStatusText()));
return;
}
String suggestedFilename = response.suggestedFilename();
if (suggestedFilename.isEmpty()) {
URL url = response.url();
url.setQuery(String());
url.removeFragmentIdentifier();
suggestedFilename = decodeURLEscapeSequences(url.lastPathComponent());
}
bool overwrite;
String destinationURI = m_download->decideDestinationWithSuggestedFilename(suggestedFilename, overwrite);
if (destinationURI.isEmpty()) {
#if PLATFORM(GTK)
GOwnPtr<char> buffer(g_strdup_printf(_("Cannot determine destination URI for download with suggested filename %s"), suggestedFilename.utf8().data()));
String errorMessage = String::fromUTF8(buffer.get());
#else
String errorMessage = makeString("Cannot determine destination URI for download with suggested filename ", suggestedFilename);
#endif
downloadFailed(platformDownloadDestinationError(response, errorMessage));
return;
}
GRefPtr<GFile> file = adoptGRef(g_file_new_for_uri(destinationURI.utf8().data()));
GOwnPtr<GError> error;
m_outputStream = adoptGRef(g_file_replace(file.get(), 0, TRUE, G_FILE_CREATE_NONE, 0, &error.outPtr()));
if (!m_outputStream) {
downloadFailed(platformDownloadDestinationError(response, error->message));
return;
}
GRefPtr<GFileInfo> info = adoptGRef(g_file_info_new());
g_file_info_set_attribute_string(info.get(), "metadata::download-uri", response.url().string().utf8().data());
g_file_set_attributes_async(file.get(), info.get(), G_FILE_QUERY_INFO_NONE, G_PRIORITY_DEFAULT, 0, 0, 0);
m_download->didCreateDestination(destinationURI);
}
void FileDownloader::readResponseHeader(const QHttpResponseHeader &responseHeader) {
if (responseHeader.statusCode() != 200) {
emit downloadFailed(responseHeader.reasonPhrase());
http_request_aborted = true;
hide();
http->abort();
return;
}
}
void TrackersAdditionDlg::on_uTorrentListButton_clicked()
{
uTorrentListButton->setEnabled(false);
Net::DownloadHandler *handler = Net::DownloadManager::instance()->downloadUrl(QString("http://www.torrentz.com/announce_%1").arg(m_torrent->hash()), true);
connect(handler, SIGNAL(downloadFinished(QString, QString)), this, SLOT(parseUTorrentList(QString, QString)));
connect(handler, SIGNAL(downloadFailed(QString, QString)), this, SLOT(getTrackerError(QString, QString)));
//Just to show that it takes times
setCursor(Qt::WaitCursor);
}
void WebViewDownloadItem::onDownloadFailed(QWebDownloadItem::DownloadError, const QUrl&, const QString &description)
{
this->setCompleted(false);
this->setError(true);
this->setLastError(description);
this->removeFile();
emit downloadFailed(this->fileName());
}
void Net::DownloadHandler::handleRedirection(QUrl newUrl)
{
// Resolve relative urls
if (newUrl.isRelative())
newUrl = m_reply->url().resolved(newUrl);
const QString newUrlString = newUrl.toString();
qDebug("Redirecting from %s to %s...", qUtf8Printable(m_reply->url().toString()), qUtf8Printable(newUrlString));
// Redirect to magnet workaround
if (newUrlString.startsWith("magnet:", Qt::CaseInsensitive)) {
qDebug("Magnet redirect detected.");
m_reply->abort();
if (m_downloadRequest.handleRedirectToMagnet())
emit redirectedToMagnet(m_downloadRequest.url(), newUrlString);
else
emit downloadFailed(m_downloadRequest.url(), tr("Unexpected redirect to magnet URI."));
this->deleteLater();
}
else {
DownloadHandler *redirected = m_manager->download(DownloadRequest(m_downloadRequest).url(newUrlString));
connect(redirected, &DownloadHandler::destroyed, this, &DownloadHandler::deleteLater);
connect(redirected, &DownloadHandler::downloadFailed, this, [this](const QString &, const QString &reason)
{
emit downloadFailed(url(), reason);
});
connect(redirected, &DownloadHandler::redirectedToMagnet, this, [this](const QString &, const QString &magnetUri)
{
emit redirectedToMagnet(url(), magnetUri);
});
connect(redirected, static_cast<void (DownloadHandler::*)(const QString &, const QString &)>(&DownloadHandler::downloadFinished)
, this, [this](const QString &, const QString &fileName)
{
emit downloadFinished(url(), fileName);
});
connect(redirected, static_cast<void (DownloadHandler::*)(const QString &, const QByteArray &)>(&DownloadHandler::downloadFinished)
, this, [this](const QString &, const QByteArray &data)
{
emit downloadFinished(url(), data);
});
}
}
void Net::DownloadHandler::checkDownloadSize(qint64 bytesReceived, qint64 bytesTotal)
{
QString msg = tr("The file size is %1. It exceeds the download limit of %2.");
if (bytesTotal > 0) {
// Total number of bytes is available
if (bytesTotal > m_downloadRequest.limit()) {
m_reply->abort();
emit downloadFailed(m_downloadRequest.url(), msg.arg(Utils::Misc::friendlyUnit(bytesTotal), Utils::Misc::friendlyUnit(m_downloadRequest.limit())));
}
else {
disconnect(m_reply, &QNetworkReply::downloadProgress, this, &Net::DownloadHandler::checkDownloadSize);
}
}
else if (bytesReceived > m_downloadRequest.limit()) {
m_reply->abort();
emit downloadFailed(m_downloadRequest.url(), msg.arg(Utils::Misc::friendlyUnit(bytesReceived), Utils::Misc::friendlyUnit(m_downloadRequest.limit())));
}
}
void didReceiveData(ResourceHandle*, const char* data, int length, int /*encodedDataLength*/)
{
gsize bytesWritten;
GOwnPtr<GError> error;
g_output_stream_write_all(G_OUTPUT_STREAM(m_outputStream.get()), data, length, &bytesWritten, 0, &error.outPtr());
if (error) {
downloadFailed(downloadDestinationError(ResourceResponse(m_response.get()), error->message));
return;
}
m_download->didReceiveData(bytesWritten);
}
void Net::DownloadHandler::processFinishedDownload()
{
QString url = m_reply->url().toString();
qDebug("Download finished: %s", qUtf8Printable(url));
// Check if the request was successful
if (m_reply->error() != QNetworkReply::NoError) {
// Failure
qDebug("Download failure (%s), reason: %s", qUtf8Printable(url), qUtf8Printable(errorCodeToString(m_reply->error())));
emit downloadFailed(m_downloadRequest.url(), errorCodeToString(m_reply->error()));
this->deleteLater();
}
else {
// 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());
}
else {
// Success
QByteArray replyData = m_reply->readAll();
if (m_reply->rawHeader("Content-Encoding") == "gzip") {
// decompress gzip reply
replyData = Utils::Gzip::decompress(replyData);
}
if (m_downloadRequest.saveToFile()) {
QString filePath;
if (saveToFile(replyData, filePath))
emit downloadFinished(m_downloadRequest.url(), filePath);
else
emit downloadFailed(m_downloadRequest.url(), tr("I/O Error"));
}
else {
emit downloadFinished(m_downloadRequest.url(), replyData);
}
this->deleteLater();
}
}
}
void didReceiveResponse(ResourceHandle*, const ResourceResponse& response)
{
m_response = adoptGRef(response.toSoupMessage());
m_download->didReceiveResponse(response);
if (response.httpStatusCode() >= 400) {
downloadFailed(downloadNetworkError(ResourceError(errorDomainDownload, response.httpStatusCode(),
response.url().string(), response.httpStatusText())));
return;
}
String suggestedFilename = response.suggestedFilename();
if (suggestedFilename.isEmpty()) {
KURL url = response.url();
url.setQuery(String());
url.removeFragmentIdentifier();
suggestedFilename = decodeURLEscapeSequences(url.lastPathComponent());
}
bool overwrite;
String destinationURI = m_download->decideDestinationWithSuggestedFilename(suggestedFilename.utf8().data(), overwrite);
if (destinationURI.isEmpty()) {
GOwnPtr<char> errorMessage(g_strdup_printf(_("Cannot determine destination URI for download with suggested filename %s"),
suggestedFilename.utf8().data()));
downloadFailed(downloadDestinationError(response, errorMessage.get()));
return;
}
GRefPtr<GFile> file = adoptGRef(g_file_new_for_uri(destinationURI.utf8().data()));
GOwnPtr<GError> error;
m_outputStream = adoptGRef(g_file_replace(file.get(), 0, TRUE, G_FILE_CREATE_NONE, 0, &error.outPtr()));
if (!m_outputStream) {
downloadFailed(downloadDestinationError(response, error->message));
return;
}
m_download->didCreateDestination(destinationURI);
}
void didReceiveData(ResourceHandle*, const char* data, unsigned length, int /*encodedDataLength*/)
{
if (m_handleResponseLaterID) {
g_source_remove(m_handleResponseLaterID);
handleResponse();
}
gsize bytesWritten;
GOwnPtr<GError> error;
g_output_stream_write_all(G_OUTPUT_STREAM(m_outputStream.get()), data, length, &bytesWritten, 0, &error.outPtr());
if (error) {
downloadFailed(platformDownloadDestinationError(m_response, error->message));
return;
}
m_download->didReceiveData(bytesWritten);
}
void NodeVersionLoader::sendHeader()
{
auto self = shared_from_this();
checkThread();
auto& item = currentDownloadItem();
state = State::SendingHeader;
PacketGenerator gen;
gen.write(VersionDownloadRequestMagic);
gen.writeString(item.version);
auto buf = std::make_shared<std::vector<char>>(std::move(gen.vector()));
timer.expires_from_now(boost::posix_time::seconds(8));
timer.async_wait([this, self] (const error_code& error) {
if (error) {
return;
}
if (disposed) {
return;
}
if (state == State::SendingHeader) {
BOOST_LOG_SEV(log, LogLevel::Warn) <<
"Timed out.";
socket.cancel();
}
});
asio::async_write(socket, asio::buffer(buf->data(), buf->size()), [this, self, &item](const error_code& error, std::size_t) {
checkThread();
if (disposed) {
downloadCancelled();
return;
}
if (error) {
downloadFailed(error.message());
return;
}
timer.cancel();
receiveHeader();
});
}
void FileDownloader::httpRequestFinished(int request_id, bool error) {
qDebug("FileDownloader::httpRequestFinished: request_id %d, error %d", request_id, error);
if (request_id != http_get_id) return;
if (http_request_aborted) {
hide();
return;
}
hide();
if (error) {
emit downloadFailed(http->errorString());
} else {
emit downloadFinished(buffer.data());
}
}
void DownloadDialog::dispose()
{
_destination.close();
if (_download)
{
if (_download->error())
qDebug() << _download->errorString();
if (_completed)
emit downloadSucceeded();
else
emit downloadFailed();
_download->deleteLater();
_download = nullptr;
}
}
void didFinishLoading(ResourceHandle*, double)
{
m_outputStream = 0;
ASSERT(m_intermediateFile);
GRefPtr<GFile> destinationFile = adoptGRef(g_file_new_for_uri(m_destinationURI.utf8().data()));
GOwnPtr<GError> error;
if (!g_file_move(m_intermediateFile.get(), destinationFile.get(), G_FILE_COPY_NONE, nullptr, nullptr, nullptr, &error.outPtr())) {
downloadFailed(platformDownloadDestinationError(m_response, error->message));
return;
}
GRefPtr<GFileInfo> info = adoptGRef(g_file_info_new());
CString uri = m_response.url().string().utf8();
g_file_info_set_attribute_string(info.get(), "metadata::download-uri", uri.data());
g_file_info_set_attribute_string(info.get(), "xattr::xdg.origin.url", uri.data());
g_file_set_attributes_async(destinationFile.get(), info.get(), G_FILE_QUERY_INFO_NONE, G_PRIORITY_DEFAULT, nullptr, nullptr, nullptr);
m_download->didFinish();
}
void FileDownloader::gotResponse(QNetworkReply* reply) {
if (reply->error() == QNetworkReply::NoError) {
int status = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
qDebug("FileDownloader::gotResponse: status: %d", status);
switch (status) {
case 301:
case 302:
case 307:
QString r_url = reply->attribute(QNetworkRequest::RedirectionTargetAttribute).toUrl().toString();
qDebug("FileDownloader::gotResponse: redirected: %s", r_url.toLatin1().constData());
download(r_url);
return;
}
} else {
hide();
emit downloadFailed(reply->errorString());
return;
}
hide();
emit downloadFinished(reply->readAll());
}
void SimpleHttp::readResponseHeader(const QHttpResponseHeader &responseHeader) {
qDebug("SimpleHttp::readResponseHeader: statusCode: %d", responseHeader.statusCode());
if (responseHeader.statusCode() == 301) {
QString new_url = responseHeader.value("Location");
qDebug("SimpleHttp::readResponseHeader: Location: '%s'", new_url.toLatin1().constData());
download(new_url);
}
else
if (responseHeader.statusCode() == 302) {
QString location = responseHeader.value("Location");
qDebug("SimpleHttp::readResponseHeader: Location: '%s'", location.toLatin1().constData());
/* http_get_id = get( location ); */
download(location);
}
else
if (responseHeader.statusCode() != 200) {
qDebug("SimpleHttp::readResponseHeader: error: '%s'", responseHeader.reasonPhrase().toLatin1().constData());
emit downloadFailed(responseHeader.reasonPhrase());
abort();
}
}
FindSubtitlesWindow::FindSubtitlesWindow( QWidget * parent, Qt::WindowFlags f )
: QDialog(parent,f)
{
setupUi(this);
set = 0; // settings
subtitles_for_label->setBuddy(file_chooser->lineEdit());
progress->hide();
connect( file_chooser, SIGNAL(fileChanged(QString)),
this, SLOT(setMovie(QString)) );
connect( file_chooser->lineEdit(), SIGNAL(textChanged(const QString &)),
this, SLOT(updateRefreshButton()) );
connect( refresh_button, SIGNAL(clicked()),
this, SLOT(refresh()) );
connect( download_button, SIGNAL(clicked()),
this, SLOT(download()) );
/*
connect( language_filter, SIGNAL(editTextChanged(const QString &)),
this, SLOT(applyFilter(const QString &)) );
*/
connect( language_filter, SIGNAL(activated(int)),
this, SLOT(applyCurrentFilter()) );
table = new QStandardItemModel(this);
table->setColumnCount(COL_USER + 1);
proxy_model = new QSortFilterProxyModel(this);
proxy_model->setSourceModel(table);
proxy_model->setFilterKeyColumn(COL_LANG);
proxy_model->setFilterRole(Qt::UserRole);
view->setModel(proxy_model);
view->setRootIsDecorated(false);
view->setSortingEnabled(true);
view->setAlternatingRowColors(true);
view->header()->setSortIndicator(COL_LANG, Qt::AscendingOrder);
view->setEditTriggers(QAbstractItemView::NoEditTriggers);
view->setContextMenuPolicy( Qt::CustomContextMenu );
connect(view, SIGNAL(activated(const QModelIndex &)),
this, SLOT(itemActivated(const QModelIndex &)) );
connect(view->selectionModel(), SIGNAL(currentChanged(const QModelIndex &,const QModelIndex &)),
this, SLOT(currentItemChanged(const QModelIndex &,const QModelIndex &)) );
connect(view, SIGNAL(customContextMenuRequested(const QPoint &)),
this, SLOT(showContextMenu(const QPoint &)) );
downloader = new SimpleHttp(this);
connect( downloader, SIGNAL(downloadFailed(QString)),
this, SLOT(showError(QString)) );
connect( downloader, SIGNAL(downloadFinished(QByteArray)),
this, SLOT(downloadFinished()) );
connect( downloader, SIGNAL(downloadFinished(QByteArray)),
this, SLOT(parseInfo(QByteArray)) );
connect( downloader, SIGNAL(stateChanged(int)),
this, SLOT(updateRefreshButton()) );
connect( downloader, SIGNAL(connecting(QString)),
this, SLOT(connecting(QString)) );
connect( downloader, SIGNAL(dataReadProgress(int, int)),
this, SLOT(updateDataReadProgress(int, int)) );
#ifdef DOWNLOAD_SUBS
include_lang_on_filename = true;
file_downloader = new FileDownloader(this);
file_downloader->setModal(true);
connect( file_downloader, SIGNAL(downloadFailed(QString)),
this, SLOT(showError(QString)), Qt::QueuedConnection );
connect( file_downloader, SIGNAL(downloadFinished(const QByteArray &)),
this, SLOT(archiveDownloaded(const QByteArray &)), Qt::QueuedConnection );
#endif
// Actions
downloadAct = new QAction(this);
downloadAct->setEnabled(false);
connect( downloadAct, SIGNAL(triggered()), this, SLOT(download()) );
copyLinkAct = new QAction(this);
copyLinkAct->setEnabled(false);
connect( copyLinkAct, SIGNAL(triggered()), this, SLOT(copyLink()) );
context_menu = new QMenu(this);
context_menu->addAction(downloadAct);
context_menu->addAction(copyLinkAct);
retranslateStrings();
language_filter->setCurrentIndex(0);
}
void NodeVersionLoader::receiveChunk()
{
auto self = shared_from_this();
checkThread();
auto& item = currentDownloadItem();
auto chunkSize = static_cast<std::size_t>
(std::min<std::uint64_t>(readBuffer.size(), static_cast<std::uint64_t>(remainingBytes)));
if (chunkSize == 0) {
// Done!
BOOST_LOG_SEV(log, LogLevel::Info) <<
"Download completed.";
auto ver = item.version;
{
std::lock_guard<std::mutex> lock(downloadQueueMutex);
downloadQueue.pop_front();
// note: `item` is a dangling reference now
}
file.reset();
timer.cancel();
onVersionDownloaded(ver);
log.setChannel(std::string("(none)"));
state = State::Waiting;
timer.expires_from_now(boost::posix_time::seconds(1));
timer.async_wait([this, self] (const error_code& error) {
if (error) {
return;
}
if (disposed) {
BOOST_LOG_SEV(log, LogLevel::Debug) <<
"Retry timer aborted.: Disposed.";
return;
}
state = State::Idle;
checkQueue();
});
return;
}
asio::async_read(socket, asio::buffer(readBuffer.data(), chunkSize), [this, self, &item, chunkSize](const error_code& error, std::size_t) {
checkThread();
if (disposed) {
downloadCancelled();
return;
}
if (error) {
downloadFailed(error.message());
return;
}
lastReceiveTime = boost::posix_time::second_clock::local_time();
try {
file->write(readBuffer.data(), chunkSize);
} catch (...) {
downloadFailed("Failed to write to the downloaded file.: " +
boost::current_exception_diagnostic_information());
return;
}
remainingBytes -= static_cast<std::uint64_t>(chunkSize);
receiveChunk();
});
}
void didFail(ResourceHandle*, const ResourceError& error)
{
downloadFailed(platformDownloadNetworkError(error.errorCode(), error.failingURL(), error.localizedDescription()));
}
void didFail(ResourceHandle*, const ResourceError& error)
{
downloadFailed(downloadNetworkError(error));
}
