1 files changed, 105 insertions, 0 deletions
diff --git a/api/logic/net/ByteArrayDownload.cpp b/api/logic/net/ByteArrayDownload.cpp
new file mode 100644
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--- /dev/null
+++ b/api/logic/net/ByteArrayDownload.cpp
@@ -0,0 +1,105 @@
+/* Copyright 2013-2015 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "ByteArrayDownload.h"
+#include "Env.h"
+#include <QDebug>
+
+ByteArrayDownload::ByteArrayDownload(QUrl url) : NetAction()
+{
+	m_url = url;
+	m_status = Job_NotStarted;
+}
+
+void ByteArrayDownload::start()
+{
+	qDebug() << "Downloading " << m_url.toString();
+	QNetworkRequest request(m_url);
+	request.setHeader(QNetworkRequest::UserAgentHeader, "MultiMC/5.0 (Uncached)");
+	auto worker = ENV.qnam();
+	QNetworkReply *rep = worker->get(request);
+
+	m_reply.reset(rep);
+	connect(rep, SIGNAL(downloadProgress(qint64, qint64)),
+			SLOT(downloadProgress(qint64, qint64)));
+	connect(rep, SIGNAL(finished()), SLOT(downloadFinished()));
+	connect(rep, SIGNAL(error(QNetworkReply::NetworkError)),
+			SLOT(downloadError(QNetworkReply::NetworkError)));
+	connect(rep, SIGNAL(readyRead()), SLOT(downloadReadyRead()));
+}
+
+void ByteArrayDownload::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
+{
+	m_total_progress = bytesTotal;
+	m_progress = bytesReceived;
+	emit netActionProgress(m_index_within_job, bytesReceived, bytesTotal);
+}
+
+void ByteArrayDownload::downloadError(QNetworkReply::NetworkError error)
+{
+	// error happened during download.
+	qCritical() << "Error getting URL:" << m_url.toString().toLocal8Bit()
+				 << "Network error: " << error;
+	m_status = Job_Failed;
+	m_errorString = m_reply->errorString();
+}
+
+void ByteArrayDownload::downloadFinished()
+{
+	QVariant redirect = m_reply->header(QNetworkRequest::LocationHeader);
+	QString redirectURL;
+	if(redirect.isValid())
+	{
+		redirectURL = redirect.toString();
+	}
+	// FIXME: This is a hack for https://bugreports.qt-project.org/browse/QTBUG-41061
+	else if(m_reply->hasRawHeader("Location"))
+	{
+		auto data = m_reply->rawHeader("Location");
+		if(data.size() > 2 && data[0] == '/' && data[1] == '/')
+			redirectURL = m_reply->url().scheme() + ":" + data;
+	}
+	if (!redirectURL.isEmpty())
+	{
+		m_url = QUrl(redirect.toString());
+		qDebug() << "Following redirect to " << m_url.toString();
+		start();
+		return;
+	}
+
+	// if the download succeeded
+	if (m_status != Job_Failed)
+	{
+		// nothing went wrong...
+		m_status = Job_Finished;
+		m_data = m_reply->readAll();
+		m_content_type = m_reply->header(QNetworkRequest::ContentTypeHeader).toString();
+		m_reply.reset();
+		emit succeeded(m_index_within_job);
+		return;
+	}
+	// else the download failed
+	else
+	{
+		m_reply.reset();
+		emit failed(m_index_within_job);
+		return;
+	}
+}
+
+void ByteArrayDownload::downloadReadyRead()
+{
+	// ~_~
+}