116 lines
3.1 KiB
C++
116 lines
3.1 KiB
C++
/*
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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 <memory>
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#include <string>
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#include <array>
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#include <functional>
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#include <QImage>
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#include "codegen/common/basic_tokenized_file.h"
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#include "codegen/lang/options.h"
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namespace codegen {
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namespace lang {
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constexpr auto kPluralPartCount = 6;
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extern const std::array<QString, kPluralPartCount> kPluralParts;
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extern const QString kPluralTag;
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QString ComputePluralKey(const QString &base, int index);
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struct LangPack {
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struct Tag {
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QString tag;
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};
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struct Entry {
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QString key;
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QString value;
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QString keyBase; // Empty for not plural entries.
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std::vector<Tag> tags;
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};
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std::vector<Entry> entries;
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std::vector<Tag> tags;
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};
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inline bool operator==(const LangPack::Tag &a, const LangPack::Tag &b) {
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return a.tag == b.tag;
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}
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inline bool operator!=(const LangPack::Tag &a, const LangPack::Tag &b) {
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return !(a == b);
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}
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// Parses an input file to the internal struct.
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class ParsedFile {
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public:
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explicit ParsedFile(const Options &options);
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ParsedFile(const ParsedFile &other) = delete;
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ParsedFile &operator=(const ParsedFile &other) = delete;
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bool read();
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LangPack getResult() {
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return result_;
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}
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private:
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bool failed() const {
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return failed_ || file_.failed();
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}
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// Log error to std::cerr with 'code' at the current position in file.
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common::LogStream logError(int code) {
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failed_ = true;
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return file_.logError(code);
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}
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common::LogStream logErrorUnexpectedToken() {
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failed_ = true;
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return file_.logErrorUnexpectedToken();
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}
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common::LogStream logErrorBadString();
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common::LogStream logAssert(bool assertion) {
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if (!assertion) {
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return logError(common::kErrorInternal) << "internal - ";
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}
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return common::LogStream(common::LogStream::Null);
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}
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// Read next token and fire unexpected token error if it is not of "type".
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using BasicToken = common::BasicTokenizedFile::Token;
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BasicToken assertNextToken(BasicToken::Type type);
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void addEntity(QString key, const QString &value);
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QString extractTagsData(const QString &value, LangPack *to);
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QString extractTagData(const QString &tag, LangPack *to);
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void fillPluralTags();
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QString filePath_;
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common::BasicTokenizedFile file_;
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Options options_;
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bool failed_ = false;
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LangPack result_;
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};
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} // namespace lang
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} // namespace codegen
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