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82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
/* ============================================================
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* QupZilla - WebKit based browser
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* Copyright (C) 2014 David Rosca <nowrep@gmail.com>
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*
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* This program 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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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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* ============================================================ */
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#include "sqldatabase.h"
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#include <QThread>
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#include <QMutexLocker>
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#include <QtConcurrent/QtConcurrentRun>
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Q_GLOBAL_STATIC(SqlDatabase, qz_sql_database)
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// SqlDatabase
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SqlDatabase::SqlDatabase(QObject* parent)
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: QObject(parent)
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{
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}
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SqlDatabase::~SqlDatabase()
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{
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QMutableHashIterator<QThread*, QSqlDatabase> i(m_databases);
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while (i.hasNext()) {
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i.next();
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i.value().close();
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}
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}
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QSqlDatabase SqlDatabase::databaseForThread(QThread* thread)
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{
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QMutexLocker lock(&m_mutex);
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if (!m_databases.contains(thread)) {
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const QString threadStr = QString::number((quintptr) thread);
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m_databases[thread] = QSqlDatabase::cloneDatabase(QSqlDatabase::database(), QL1S("QupZilla/") + threadStr);
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m_databases[thread].open();
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}
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Q_ASSERT(m_databases[thread].isOpen());
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return m_databases[thread];
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}
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QSqlQuery SqlDatabase::exec(const QSqlQuery &query)
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{
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QSqlQuery out(databaseForThread(QThread::currentThread()));
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out.prepare(query.lastQuery());
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const QList<QVariant> boundValues = query.boundValues().values();
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foreach (const QVariant &variant, boundValues) {
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out.addBindValue(variant);
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}
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out.exec();
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return out;
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}
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QFuture<QSqlQuery> SqlDatabase::execAsync(const QSqlQuery &query)
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{
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return QtConcurrent::run(this, &SqlDatabase::exec, query);
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}
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// instance
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SqlDatabase* SqlDatabase::instance()
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{
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return qz_sql_database();
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}
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