72 lines
2.5 KiB
C++
72 lines
2.5 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Copyright 2013 - 2022, nymea GmbH
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* Contact: contact@nymea.io
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*
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* This file is part of nymea.
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* This project including source code and documentation is protected by copyright law, and
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* remains the property of nymea GmbH. All rights, including reproduction, publication,
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* editing and translation, are reserved. The use of this project is subject to the terms of a
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* license agreement to be concluded with nymea GmbH in accordance with the terms
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* of use of nymea GmbH, available under https://nymea.io/license
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*
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* GNU General Public License Usage
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* Alternatively, this project may be redistributed and/or modified under
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* the terms of the GNU General Public License as published by the Free Software Foundation,
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* GNU version 3. this project is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with this project.
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* If not, see <https://www.gnu.org/licenses/>.
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*
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* For any further details and any questions please contact us under contact@nymea.io
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* or see our FAQ/Licensing Information on https://nymea.io/license/faq
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#ifndef UTILS_H
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#define UTILS_H
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#include <QTextStream>
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#include <QString>
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#include <QDateTime>
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inline QTextStream& qStdOut() {
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static QTextStream ts(stdout);
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return ts;
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}
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class Utils {
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public:
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Utils() = default;
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inline static QString getDurationString(uint timestamp) {
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uint duration = QDateTime::currentDateTimeUtc().toTime_t() - timestamp;
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int seconds = static_cast<int>(duration % 60);
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duration /= 60;
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int minutes = static_cast<int>(duration % 60);
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duration /= 60;
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int hours = static_cast<int>(duration % 24);
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return QString::asprintf("%02d:%02d:%02d", hours, minutes, seconds);
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}
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inline static QString humanReadableTraffic(int bytes) {
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double dataCount = bytes;
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QStringList list;
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list << "KB" << "MB" << "GB" << "TB";
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QStringListIterator i(list);
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QString unit("B");
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while(dataCount >= 1024.0 && i.hasNext()) {
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unit = i.next();
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dataCount /= 1024.0;
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}
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return QString().setNum(dataCount,'f',2) + " " + unit;
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}
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};
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#endif // UTILS_H
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