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+/**************************************************************************
+**
+** This file is part of Installer Framework
+**
+** Copyright (c) 2011-2012 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this file.
+** Please review the following information to ensure the GNU Lesser General
+** Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**************************************************************************/
+
+#include "replaceoperation.h"
+
+#include <QtCore/QDir>
+#include <QtCore/QFile>
+#include <QtCore/QTextStream>
+
+using namespace QInstaller;
+
+ReplaceOperation::ReplaceOperation()
+{
+ setName(QLatin1String("Replace"));
+}
+
+void ReplaceOperation::backup()
+{
+}
+
+bool ReplaceOperation::performOperation()
+{
+ const QStringList args = arguments();
+
+ // Arguments:
+ // 1. filename
+ // 2. Source-String
+ // 3. Replace-String
+ if (args.count() != 3) {
+ setError(InvalidArguments);
+ setErrorString(tr("Invalid arguments in %0: %1 arguments given, 3 expected.").arg(name()).arg(args
+ .count()));
+ return false;
+ }
+ const QString fileName = args.at(0);
+ const QString before = args.at(1);
+ const QString after = args.at(2);
+
+ QFile file(fileName);
+ if (!file.open(QIODevice::ReadOnly)) {
+ setError(UserDefinedError);
+ setErrorString(QObject::tr("Failed to open %1 for reading").arg(fileName));
+ return false;
+ }
+
+ QTextStream stream(&file);
+ QString replacedFileContent = stream.readAll();
+ file.close();
+
+ if (!file.open(QIODevice::WriteOnly)) {
+ setError(UserDefinedError);
+ setErrorString(QObject::tr("Failed to open %1 for writing").arg(fileName));
+ return false;
+ }
+
+ stream.setDevice(&file);
+ stream << replacedFileContent.replace(before, after);
+ file.close();
+
+ return true;
+}
+
+bool ReplaceOperation::undoOperation()
+{
+ // Need to remove settings again
+ return true;
+}
+
+bool ReplaceOperation::testOperation()
+{
+ return true;
+}
+
+Operation *ReplaceOperation::clone() const
+{
+ return new ReplaceOperation();
+}