// Copyright (C) 2018 Intel Corporation. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include "textconverter.h" #include #include using namespace Qt::StringLiterals; static void dumpVariant(QTextStream &out, const QVariant &v) { switch (v.userType()) { case QMetaType::QVariantList: { const QVariantList list = v.toList(); for (const QVariant &item : list) dumpVariant(out, item); break; } case QMetaType::QString: { const QStringList list = v.toStringList(); for (const QString &s : list) out << s << Qt::endl; break; } case QMetaType::QVariantMap: { const QVariantMap map = v.toMap(); for (auto it = map.begin(); it != map.end(); ++it) { out << it.key() << " => "; dumpVariant(out, it.value()); } break; } case QMetaType::Nullptr: out << "(null)" << Qt::endl; break; default: out << v.toString() << Qt::endl; break; } } QString TextConverter::name() const { return "text"_L1; } Converter::Directions TextConverter::directions() const { return Direction::InOut; } Converter::Options TextConverter::outputOptions() const { return {}; } const char *TextConverter::optionsHelp() const { return nullptr; } bool TextConverter::probeFile(QIODevice *f) const { if (QFile *file = qobject_cast(f)) return file->fileName().endsWith(".txt"_L1); return false; } QVariant TextConverter::loadFile(QIODevice *f, const Converter *&outputConverter) const { if (!outputConverter) outputConverter = this; QVariantList list; QTextStream in(f); QString line; while (!in.atEnd()) { in.readLineInto(&line); bool ok; if (qint64 v = line.toLongLong(&ok); ok) list.append(v); else if (double d = line.toDouble(&ok); ok) list.append(d); else list.append(line); } return list; } void TextConverter::saveFile(QIODevice *f, const QVariant &contents, const QStringList &options) const { if (!options.isEmpty()) { fprintf(stderr, "Unknown option '%s' to text output. This format has no options.\n", qPrintable(options.first())); exit(EXIT_FAILURE); } QTextStream out(f); dumpVariant(out, contents); } static TextConverter textConverter;