mirror of
https://github.com/Laupetin/OpenAssetTools.git
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82 lines
2.6 KiB
C++
82 lines
2.6 KiB
C++
#include "MenuFileReader.h"
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#include "MenuFileParser.h"
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#include "Parsing/Impl/CommentRemovingStreamProxy.h"
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#include "Parsing/Impl/DefinesStreamProxy.h"
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#include "Parsing/Impl/IncludingStreamProxy.h"
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#include "Parsing/Impl/ParserMultiInputStream.h"
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#include "Parsing/Impl/ParserSingleInputStream.h"
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#include "Parsing/Simple/SimpleLexer.h"
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MenuFileReader::MenuFileReader(std::istream& stream, std::string fileName, MenuFeatureLevel featureLevel, include_callback_t includeCallback)
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: m_feature_level(featureLevel),
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m_file_name(std::move(fileName)),
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m_stream(nullptr)
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{
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OpenBaseStream(stream, std::move(includeCallback));
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SetupStreamProxies();
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m_stream = m_open_streams.back().get();
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}
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MenuFileReader::MenuFileReader(std::istream& stream, std::string fileName, MenuFeatureLevel featureLevel)
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: m_feature_level(featureLevel),
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m_file_name(std::move(fileName)),
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m_stream(nullptr)
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{
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OpenBaseStream(stream, nullptr);
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SetupStreamProxies();
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m_stream = m_open_streams.back().get();
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}
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bool MenuFileReader::OpenBaseStream(std::istream& stream, include_callback_t includeCallback)
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{
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if (includeCallback)
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m_open_streams.emplace_back(std::make_unique<ParserMultiInputStream>(stream, m_file_name, std::move(includeCallback)));
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else
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m_open_streams.emplace_back(std::make_unique<ParserSingleInputStream>(stream, m_file_name));
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return true;
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}
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void MenuFileReader::SetupDefinesProxy()
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{
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auto defines = std::make_unique<DefinesStreamProxy>(m_open_streams.back().get());
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defines->AddDefine(DefinesStreamProxy::Define("PC", "1"));
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switch(m_feature_level)
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{
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case MenuFeatureLevel::IW4:
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defines->AddDefine(DefinesStreamProxy::Define("FEATURE_LEVEL_IW4", "1"));
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break;
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case MenuFeatureLevel::IW5:
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defines->AddDefine(DefinesStreamProxy::Define("FEATURE_LEVEL_IW5", "1"));
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break;
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default:
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assert(false);
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break;
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}
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m_open_streams.emplace_back(std::move(defines));
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}
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void MenuFileReader::SetupStreamProxies()
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{
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m_open_streams.emplace_back(std::make_unique<CommentRemovingStreamProxy>(m_open_streams.back().get()));
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m_open_streams.emplace_back(std::make_unique<IncludingStreamProxy>(m_open_streams.back().get()));
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SetupDefinesProxy();
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m_stream = m_open_streams.back().get();
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}
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bool MenuFileReader::ReadMenuFile()
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{
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const auto lexer = std::make_unique<SimpleLexer>(m_stream, SimpleLexer::Config{false, true, false});
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const auto parser = std::make_unique<MenuFileParser>(lexer.get(), m_feature_level);
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if (parser->Parse())
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return true;
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std::cout << "Parsing menu file failed!" << std::endl;
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return false;
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}
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