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/* 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.
*/
#pragma once
#include "NetAction.h"
#include "HttpMetaCache.h"
#include <QCryptographicHash>
#include <QSaveFile>
#include "multimc_logic_export.h"
/* FIXME: move to its own file(s) */
class MULTIMC_LOGIC_EXPORT INetworkValidator
{
public:
virtual ~INetworkValidator() {}
virtual void validate(const QByteArray &data) = 0;
};
class MULTIMC_LOGIC_EXPORT JsonValidator : public INetworkValidator
{
public:
void validate(const QByteArray &data) override;
};
class MULTIMC_LOGIC_EXPORT MD5HashValidator : public INetworkValidator
{
public:
explicit MD5HashValidator(const QByteArray &expected)
: m_expected(expected) {}
void validate(const QByteArray &data) override;
private:
QByteArray m_expected;
};
typedef std::shared_ptr<class CacheDownload> CacheDownloadPtr;
class MULTIMC_LOGIC_EXPORT CacheDownload : public NetAction
{
Q_OBJECT
private:
MetaEntryPtr m_entry;
/// if saving to file, use the one specified in this string
QString m_target_path;
/// this is the output file, if any
std::shared_ptr<QSaveFile> m_output_file;
/// the hash-as-you-download
QCryptographicHash md5sum;
INetworkValidator *m_validator = nullptr;
bool wroteAnyData = false;
public:
explicit CacheDownload(QUrl url, MetaEntryPtr entry);
static CacheDownloadPtr make(QUrl url, MetaEntryPtr entry)
{
return CacheDownloadPtr(new CacheDownload(url, entry));
}
virtual ~CacheDownload(){};
QString getTargetFilepath()
{
return m_target_path;
}
void setValidator(INetworkValidator *validator)
{
m_validator = validator;
}
protected
slots:
virtual void downloadProgress(qint64 bytesReceived, qint64 bytesTotal);
virtual void downloadError(QNetworkReply::NetworkError error);
virtual void downloadFinished();
virtual void downloadReadyRead();
public
slots:
virtual void start();
};
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