129 lines
3.3 KiB
C++
Executable File
129 lines
3.3 KiB
C++
Executable File
// For license of this file, see <project-root-folder>/LICENSE.md.
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#include "miscellaneous/iofactory.h"
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#include "definitions/definitions.h"
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#include "exceptions/ioexception.h"
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#include <QDataStream>
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#include <QDir>
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#include <QFile>
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#include <QFileInfo>
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#include <QObject>
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#include <QProcess>
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#include <QTemporaryFile>
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IOFactory::IOFactory() = default;
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bool IOFactory::isFolderWritable(const QString& folder) {
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QString real_file = folder;
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if (!real_file.endsWith(QDir::separator())) {
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real_file += QDir::separator();
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}
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real_file += "test-permissions-file";
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return QTemporaryFile(real_file).open();
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}
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QString IOFactory::getSystemFolder(QStandardPaths::StandardLocation location) {
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QStringList locations = QStandardPaths::standardLocations(location);
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return locations.isEmpty() ? QString() : locations.at(0);
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}
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QString IOFactory::ensureUniqueFilename(const QString& name, const QString& append_format) {
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if (!QFile::exists(name)) {
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return name;
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}
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QString tmp_filename = name;
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int i = 1;
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while (QFile::exists(tmp_filename)) {
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tmp_filename = name;
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const int index = tmp_filename.lastIndexOf(QL1C('.'));
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const QString append_string = append_format.arg(i++);
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if (index < 0) {
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tmp_filename.append(append_string);
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}
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else {
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tmp_filename = tmp_filename.left(index) + append_string + tmp_filename.mid(index);
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}
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}
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return tmp_filename;
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}
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QString IOFactory::filterBadCharsFromFilename(const QString& name) {
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QString value = name;
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value.replace(QL1C('/'), QL1C('-'));
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value.remove(QL1C('\\'));
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value.remove(QL1C(':'));
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value.remove(QL1C('*'));
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value.remove(QL1C('?'));
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value.remove(QL1C('"'));
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value.remove(QL1C('<'));
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value.remove(QL1C('>'));
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value.remove(QL1C('|'));
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return value;
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}
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bool IOFactory::startProcessDetached(const QString& program, const QStringList& arguments,
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const QString& native_arguments, const QString& working_directory) {
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QProcess process;
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process.setProgram(program);
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process.setArguments(arguments);
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#if defined(Q_OS_WIN) || defined(Q_CLANG_QDOC)
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process.setNativeArguments(native_arguments);
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#else
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if (arguments.isEmpty() && !native_arguments.isEmpty()) {
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process.setArguments({ native_arguments });
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}
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#endif
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process.setWorkingDirectory(working_directory);
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return process.startDetached(nullptr);
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}
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QByteArray IOFactory::readFile(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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void IOFactory::writeFile(const QString& file_path, const QByteArray& data) {
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QFile input_file(file_path);
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if (input_file.open(QIODevice::WriteOnly)) {
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input_file.write(data);
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input_file.close();
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}
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else {
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throw IOException(tr("Cannot open file '%1' for writting.").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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