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Implement DownloadRequest helper

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This commit is contained in:
Vladimir Golovnev (Glassez)
2018-06-20 17:07:07 +03:00
parent 8da5ccee03
commit a9a6b74416
4 changed files with 121 additions and 33 deletions
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39
src/base/net/downloadhandler.cpp
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@@ -47,14 +47,11 @@ static QString errorCodeToString(QNetworkReply::NetworkError status);
using namespace Net;
DownloadHandler::DownloadHandler(QNetworkReply *reply, DownloadManager *manager, bool saveToFile, qint64 limit, bool handleRedirectToMagnet)
DownloadHandler::DownloadHandler(QNetworkReply *reply, DownloadManager *manager, const DownloadRequest &downloadRequest)
: QObject(manager)
, m_reply(reply)
, m_manager(manager)
, m_saveToFile(saveToFile)
, m_sizeLimit(limit)
, m_handleRedirectToMagnet(handleRedirectToMagnet)
, m_url(reply->url().toString())
, m_downloadRequest(downloadRequest)
{
init();
}
@@ -68,7 +65,7 @@ DownloadHandler::~DownloadHandler()
// Returns original url
QString DownloadHandler::url() const
{
return m_url;
return m_downloadRequest.url();
}
void DownloadHandler::processFinishedDownload()
@@ -79,7 +76,7 @@ void DownloadHandler::processFinishedDownload()
if (m_reply->error() != QNetworkReply::NoError) {
// Failure
qDebug("Download failure (%s), reason: %s", qUtf8Printable(url), qUtf8Printable(errorCodeToString(m_reply->error())));
emit downloadFailed(m_url, errorCodeToString(m_reply->error()));
emit downloadFailed(m_downloadRequest.url(), errorCodeToString(m_reply->error()));
this->deleteLater();
}
else {
@@ -97,15 +94,15 @@ void DownloadHandler::processFinishedDownload()
replyData = Utils::Gzip::decompress(replyData);
}
if (m_saveToFile) {
if (m_downloadRequest.saveToFile()) {
QString filePath;
if (saveToFile(replyData, filePath))
emit downloadFinished(m_url, filePath);
emit downloadFinished(m_downloadRequest.url(), filePath);
else
emit downloadFailed(m_url, tr("I/O Error"));
}
emit downloadFailed(m_downloadRequest.url(), tr("I/O Error"));
}
else {
emit downloadFinished(m_url, replyData);
emit downloadFinished(m_downloadRequest.url(), replyData);
}
this->deleteLater();
@@ -119,24 +116,24 @@ void DownloadHandler::checkDownloadSize(qint64 bytesReceived, qint64 bytesTotal)
if (bytesTotal > 0) {
// Total number of bytes is available
if (bytesTotal > m_sizeLimit) {
if (bytesTotal > m_downloadRequest.limit()) {
m_reply->abort();
emit downloadFailed(m_url, msg.arg(Utils::Misc::friendlyUnit(bytesTotal), Utils::Misc::friendlyUnit(m_sizeLimit)));
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_sizeLimit) {
else if (bytesReceived > m_downloadRequest.limit()) {
m_reply->abort();
emit downloadFailed(m_url, msg.arg(Utils::Misc::friendlyUnit(bytesReceived), Utils::Misc::friendlyUnit(m_sizeLimit)));
emit downloadFailed(m_downloadRequest.url(), msg.arg(Utils::Misc::friendlyUnit(bytesReceived), Utils::Misc::friendlyUnit(m_downloadRequest.limit())));
}
}
void DownloadHandler::init()
{
m_reply->setParent(this);
if (m_sizeLimit > 0)
if (m_downloadRequest.limit() > 0)
connect(m_reply, &QNetworkReply::downloadProgress, this, &Net::DownloadHandler::checkDownloadSize);
connect(m_reply, &QNetworkReply::finished, this, &Net::DownloadHandler::processFinishedDownload);
}
@@ -181,15 +178,15 @@ void DownloadHandler::handleRedirection(QUrl newUrl)
if (newUrlString.startsWith("magnet:", Qt::CaseInsensitive)) {
qDebug("Magnet redirect detected.");
m_reply->abort();
if (m_handleRedirectToMagnet)
emit redirectedToMagnet(m_url, newUrlString);
if (m_downloadRequest.handleRedirectToMagnet())
emit redirectedToMagnet(m_downloadRequest.url(), newUrlString);
else
emit downloadFailed(m_url, tr("Unexpected redirect to magnet URI."));
emit downloadFailed(m_downloadRequest.url(), tr("Unexpected redirect to magnet URI."));
this->deleteLater();
}
else {
DownloadHandler *tmp = m_manager->downloadUrl(newUrlString, m_saveToFile, m_sizeLimit, m_handleRedirectToMagnet);
DownloadHandler *tmp = m_manager->download(DownloadRequest(m_downloadRequest).url(newUrlString));
m_reply->deleteLater();
m_reply = tmp->m_reply;
init();