134 lines
4.2 KiB
C++
Executable file
134 lines
4.2 KiB
C++
Executable file
// This file is part of RSS Guard.
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//
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// Copyright (C) 2011-2015 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/iofactory.h"
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#include <exceptions/ioexception.h>
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#include <QDir>
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#include <QFileInfo>
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#include <QFile>
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#include <QObject>
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IOFactory::IOFactory() {
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}
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QString IOFactory::getSystemFolder(SYSTEM_FOLDER_ENUM::StandardLocation location) {
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#if QT_VERSION >= 0x050000
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return SYSTEM_FOLDER_ENUM::writableLocation(location);
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#else
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return SYSTEM_FOLDER_ENUM::storageLocation(location);
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#endif
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}
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QByteArray IOFactory::readTextFile(const QString &file_path) {
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QFile input_file(file_path);
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QByteArray input_data;
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if (input_file.open(QIODevice::Text | QIODevice::Unbuffered | QIODevice::ReadOnly)) {
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input_data = input_file.readAll();
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input_file.close();
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return input_data;
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}
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else {
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throw IOException(tr("Cannot open file '%1' for reading.").arg(QDir::toNativeSeparators(file_path)));
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}
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}
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bool IOFactory::copyFile(const QString &source, const QString &destination) {
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if (QFile::exists(destination)) {
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if (!QFile::remove(destination)) {
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return false;
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}
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}
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return QFile::copy(source, destination);
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}
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bool IOFactory::removeFolder(const QString& directory_name,
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const QStringList& exception_file_list,
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const QStringList& exception_folder_list) {
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bool result = true;
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QDir dir(directory_name);
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if (dir.exists(directory_name)) {
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foreach (QFileInfo info,
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dir.entryInfoList(QDir::NoDotAndDotDot | QDir::System |
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QDir::Hidden | QDir::AllDirs | QDir::Files, QDir::DirsFirst)) {
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if (info.isDir()) {
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if (!exception_folder_list.contains(info.fileName())) {
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result &= removeFolder(info.absoluteFilePath(), exception_file_list, exception_folder_list);
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}
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}
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else if (!exception_file_list.contains(info.fileName())) {
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if (!QFile::remove(info.absoluteFilePath())) {
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result &= false;
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qDebug("Failed to remove file \'%s\'.", qPrintable(QDir::toNativeSeparators(info.absoluteFilePath())));
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}
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else {
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result &= true;
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}
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}
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}
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if (dir.entryInfoList(QDir::NoDotAndDotDot | QDir::System | QDir::Hidden | QDir::AllDirs | QDir::Files).isEmpty()) {
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result &= dir.rmdir(directory_name);
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}
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}
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return result;
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}
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bool IOFactory::copyFolder(const QString &source, const QString &destination) {
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QDir dir_source(source);
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if (!dir_source.exists()) {
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return false;
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}
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QDir dir_destination(destination);
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if (!dir_destination.exists()) {
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dir_destination.mkpath(destination);
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}
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foreach (QString d, dir_source.entryList(QDir::Dirs | QDir::NoDotAndDotDot)) {
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QString dst_path = destination + QDir::separator() + d;
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dir_source.mkpath(dst_path);
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copyFolder(source + QDir::separator() + d, dst_path);
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}
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foreach (QString f, dir_source.entryList(QDir::Files)) {
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QString original_file = source + QDir::separator() + f;
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QString destination_file = destination + QDir::separator() + f;
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if (!QFile::exists(destination_file) || QFile::remove(destination_file)) {
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if (QFile::copy(original_file, destination_file)) {
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qDebug("Copied file \'%s\'.", qPrintable(f));
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}
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else {
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qDebug("Failed to copy file \'%s\'.", qPrintable(QDir::toNativeSeparators(original_file)));
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}
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}
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else {
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qDebug("Failed to remove file \'%s\'.", qPrintable(QDir::toNativeSeparators(original_file)));
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}
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}
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return true;
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}
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