62 lines
2.2 KiB
C++
62 lines
2.2 KiB
C++
/* Copyright (C) 2019 Nemirtingas (Maxime P)
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This file is part of the Goldberg Emulator
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The Goldberg Emulator is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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The Goldberg Emulator 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the Goldberg Emulator; if not, see
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<http://www.gnu.org/licenses/>. */
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#include "item_db_loader.h"
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#include <fstream>
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#include "../json/json.hpp"
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void read_items_db(std::string items_db, std::map<SteamItemDef_t, std::map<std::string, std::string>> *items, std::atomic_bool *is_loadedb)
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{
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std::ifstream items_file(items_db);
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// If there is a file and we opened it
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if( items_file )
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{
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items_file.seekg(0, std::ios::end);
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size_t size = items_file.tellg();
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std::string buffer(size, '\0');
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items_file.seekg(0);
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// Read it entirely, if the .json file gets too big,
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// I should look into this and split reads into smaller parts.
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items_file.read(&buffer[0], size);
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items_file.close();
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try
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{
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std::map<SteamItemDef_t, std::map<std::string, std::string>> tmp;
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nlohmann::json json = nlohmann::json::parse(buffer);
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for (auto& i : json.items())
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{
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SteamItemDef_t key = std::stoi((*i).key());
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nlohmann::json& value = (*i).value();
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for (auto& j : value.items())
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{
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tmp[key][(*j).key()] = (*j).value();
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}
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}
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items->swap(tmp);
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}
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catch (std::exception& e)
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{
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PRINT_DEBUG("Error while parsing json: %s\n", e.what());
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}
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}
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PRINT_DEBUG("Loaded json. Loaded %u items.\n", items->size());
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*is_loadedb = true;
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} |