107 lines
2.8 KiB
C
107 lines
2.8 KiB
C
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/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop 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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It 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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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "lang_auto.h"
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namespace Lang {
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constexpr auto kLegacyLanguageNone = -2;
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constexpr auto kLegacyCustomLanguage = -1;
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constexpr auto kLegacyDefaultLanguage = 0;
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constexpr str_const kLegacyLanguages[] = {
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"en",
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"it",
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"es",
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"de",
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"nl",
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"pt_BR",
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"ko",
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};
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class Instance {
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public:
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Instance() {
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fillDefaults();
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}
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struct CreateFromIdTag {};
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Instance(const QString &id, CreateFromIdTag) {
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fillDefaults();
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_id = id;
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}
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struct CreateFromCustomFileTag {};
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Instance(const QString &filePath, CreateFromCustomFileTag) {
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fillDefaults();
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fillFromCustomFile(filePath);
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}
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Instance(const Instance &other) = delete;
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Instance &operator=(const Instance &other) = delete;
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Instance(Instance &&other) = default;
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Instance &operator=(Instance &&other) = default;
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QString id() const {
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return _id;
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}
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bool isCustom() const {
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return id() == qstr("custom");
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}
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int version() const {
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return _version;
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}
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QString cloudLangCode() const;
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QByteArray serialize() const;
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void fillFromSerialized(const QByteArray &data);
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void fillFromLegacy(int legacyId, const QString &legacyPath);
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void applyDifference(const MTPDlangPackDifference &difference);
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QString getValue(LangKey key) {
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Expects(key >= 0 && key < kLangKeysCount);
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Expects(_values.size() == kLangKeysCount);
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return _values[key];
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}
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private:
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void applyValue(const QByteArray &key, const QByteArray &value);
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void resetValue(const QByteArray &key);
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void fillDefaults();
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void fillFromCustomFile(const QString &filePath);
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void loadFromContent(const QByteArray &content);
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void loadFromCustomContent(const QString &absolutePath, const QString &relativePath, const QByteArray &content);
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QString _id;
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int _legacyId = kLegacyLanguageNone;
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QString _customFilePathAbsolute;
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QString _customFilePathRelative;
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QByteArray _customFileContent;
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int _version = 0;
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mutable QString _systemLanguage;
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std::vector<QString> _values;
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std::map<QByteArray, QByteArray> _nonDefaultValues;
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};
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Instance &Current();
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} // namespace Lang
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