95 lines
3.2 KiB
C++
Executable file
95 lines
3.2 KiB
C++
Executable file
// This file is part of RSS Guard.
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//
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// Copyright (C) 2011-2017 by Martin Rotter <rotter.martinos@gmail.com>
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//
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// RSS Guard is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// RSS Guard is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// 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
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// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
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#include "miscellaneous/databasecleaner.h"
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#include "miscellaneous/application.h"
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#include "miscellaneous/databasequeries.h"
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#include <QDebug>
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#include <QThread>
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DatabaseCleaner::DatabaseCleaner(QObject* parent) : QObject(parent) {
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}
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DatabaseCleaner::~DatabaseCleaner() {
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}
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void DatabaseCleaner::purgeDatabaseData(const CleanerOrders& which_data) {
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qDebug().nospace() << "Performing database cleanup in thread: \'" << QThread::currentThreadId() << "\'.";
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// Inform everyone about the start of the process.
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emit purgeStarted();
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bool result = true;
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const int difference = 99 / 8;
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int progress = 0;
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QSqlDatabase database = qApp->database()->connection(metaObject()->className(), DatabaseFactory::FromSettings);
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if (which_data.m_removeReadMessages) {
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progress += difference;
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emit purgeProgress(progress, tr("Removing read messages..."));
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// Remove read messages.
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result &= purgeReadMessages(database);
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progress += difference;
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emit purgeProgress(progress, tr("Read messages purged..."));
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}
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if (which_data.m_removeRecycleBin) {
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progress += difference;
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emit purgeProgress(progress, tr("Purging recycle bin..."));
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// Remove read messages.
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result &= purgeRecycleBin(database);
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progress += difference;
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emit purgeProgress(progress, tr("Recycle bin purged..."));
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}
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if (which_data.m_removeOldMessages) {
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progress += difference;
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emit purgeProgress(progress, tr("Removing old messages..."));
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// Remove old messages.
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result &= purgeOldMessages(database, which_data.m_barrierForRemovingOldMessagesInDays);
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progress += difference;
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emit purgeProgress(progress, tr("Old messages purged..."));
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}
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if (which_data.m_shrinkDatabase) {
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progress += difference;
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emit purgeProgress(progress, tr("Shrinking database file..."));
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// Call driver-specific vacuuming function.
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result &= qApp->database()->vacuumDatabase();
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progress += difference;
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emit purgeProgress(progress, tr("Database file shrinked..."));
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}
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emit purgeFinished(result);
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}
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bool DatabaseCleaner::purgeStarredMessages(const QSqlDatabase& database) {
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return DatabaseQueries::purgeImportantMessages(database);
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}
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bool DatabaseCleaner::purgeReadMessages(const QSqlDatabase& database) {
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return DatabaseQueries::purgeReadMessages(database);
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}
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bool DatabaseCleaner::purgeOldMessages(const QSqlDatabase& database, int days) {
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return DatabaseQueries::purgeOldMessages(database, days);
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}
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bool DatabaseCleaner::purgeRecycleBin(const QSqlDatabase& database) {
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return DatabaseQueries::purgeRecycleBin(database);
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}
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