Mercurial > trustbridge > trustbridge
view ui/downloader.h @ 1351:4503af8f6ce4
Delete empty appdata roaming directory and not just local appdata
author | Andre Heinecke <andre.heinecke@intevation.de> |
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date | Thu, 30 Oct 2014 12:33:29 +0100 |
parents | 2a1aa9df8f11 |
children |
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/* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik * Software engineering by Intevation GmbH * * This file is Free Software under the GNU GPL (v>=2) * and comes with ABSOLUTELY NO WARRANTY! * See LICENSE.txt for details. */ #ifndef DOWNLOADER_H #define DOWNLOADER_H /** * @file downloader.h * @brief High level API to download necessary data. * */ #include <QThread> #include <QDateTime> #include <QString> #include <QByteArray> #include "sslconnection.h" /** @brief High level API to download necessary data. * * The downloader class is the UI interface to the Update server. * It controls the SSL Connection and checks if updates are available * and downloads them on demand. Each Downloader object is intended * to be run only once and controlled mainly by the constructor of * the object. */ class Downloader: public QThread { Q_OBJECT public: /** * @brief Construct a downloader with a specific certificate * * The downloader will check the last-modified date of the * certificate list / sw on the server at the specified url * and download those accordingly. If newestSW or newestList is * are valid datetimes only files modified after the respective date * are downloaded. * * Downloaded files are placed in QStandardPaths::DataLocation * * @param[in] parent the parent object. * @param[in] url the Url to download data from * @param[in] certificate optional certificate to validate https connection * @param[in] newestSW datetime after which software should be downloaded * @param[in] newestList datetime after which the list should be downloaded * @param[in] resourceSW the path where the software is to be found * @param[in] resourceList the path where the list is to be found * @param[in] downloadSW TODO */ Downloader(QObject* parent, const QString& url, const QByteArray& certificate = QByteArray(), const QDateTime& newestSW = QDateTime(), const QDateTime& newestList = QDateTime(), const QString& resourceSW = QString(), const QString& resourceList = QString(), bool downloadSW = true); ~Downloader(); /** * @brief get the directory where the downloader saves data * * If the directory does not exist this function ensures that it * is created. * * @returns The directory in which downloaded files are placed. **/ QString getDataDirectory(); /** * @brief get the current error state * * @returns The current error state. **/ SSLConnection::ErrorCode getErrorState(); /** * @brief forward the setCiphersuites call to the sslconnection * * see sslconnection.h for details. */ void setCiphersuites(int suites[]); protected: void run(); private: QDateTime mLastModSW; QDateTime mLastModList; QString mResourceSW; QString mResourceList; bool mDownloadSW; SSLConnection *mSSLConnection; Q_SIGNALS: /** * @brief software update is available */ void newSoftwareAvailable(const QString &fileName, const QDateTime &lastMod); /** * @brief new certificate list available */ void newListAvailable(const QString &fileName, const QDateTime &lastMod); /** * @brief Some progress has been made. * * @param[out] message: A message to show. Can be empty. * @param[out] current: Value of current progress. * @param[out] total: Total value of possible progress */ void progress(const QString &message, int current, int total); /** * @brief An error happened * * @param[out] message: A message to show. Can be empty. * @param[out] error: ErrorCode of this error. */ void error(const QString &message, SSLConnection::ErrorCode error); /** * @brief Found the last modified date for software. * * @param[out] date The last modified date. */ void lastModifiedDate(const QDateTime &date); }; #endif