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#ifndef DOWNLOAD_CLIENT_H
#define DOWNLOAD_CLIENT_H
#include <string>
#include <vector>
#include <QObject>
#include "SslClient.h"
using std::pair;
using std::string;
using std::vector;
class QFile;
class DownloadClient: public SslClient
{
Q_OBJECT
public:
/**
* @brief Initialize new DownloadClient instance
*/
DownloadClient();
/**
* @brief Initialize new DownloadClient instance
* @param addr server address or hostname to connect to
*/
DownloadClient(QString addr);
/**
* @brief Download file from server
* @param file file path on client machine
*/
void Download(const string &file);
/**
* @brief Download file from server
* @param file pair of file name and it's md5 hash value
*/
void Download(const pair<string, string> &file);
/**
* @brief Download list of files
* @param files associative array of file names and it's md5 hashes
* @note this is designated method among all of three
*/
void Download(const vector<pair<string, string> > &files);
signals:
/**
* @brief This signal is emitted when all files have been downloaded
*/
void downloadFinished();
private:
/**
* @brief indicates that program is downloading file(s) right now
*/
bool isDownloading;
/**
* @brief name of file that is being downloaded
*/
QFile *current;
/**
* @brief index of file that is being downloaded
*/
int currentId;
/**
* @brief List of file to
*/
vector<pair<string, string> > files;
/**
* @brief start file-by-file downloading process
*/
void DoDownload();
private slots:
void FileDataRecieved(SslClient::RequestType &type, QByteArray &confdata);
};
#endif
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