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- // SuperTux
- // Copyright (C) 2014 Ingo Ruhnke <grumbel@gmail.com>
- //
- // This program is free software: you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation, either version 3 of the License, or
- // (at your option) any later version.
- //
- // This program is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this program. If not, see <http://www.gnu.org/licenses/>.
- #include "supertux/levelset.hpp"
- #include <physfs.h>
- #include <algorithm>
- #include "physfs/util.hpp"
- #include "util/file_system.hpp"
- #include "util/log.hpp"
- #include "util/string_util.hpp"
- Levelset::Levelset(const std::string& basedir, bool recursively) :
- m_basedir(basedir),
- m_levels()
- {
- walk_directory(m_basedir, recursively);
- std::sort(m_levels.begin(), m_levels.end(), StringUtil::numeric_less);
- }
- int
- Levelset::get_num_levels() const
- {
- return static_cast<int>(m_levels.size());
- }
- std::string
- Levelset::get_level_filename(int i) const
- {
- return m_levels[i];
- }
- void
- Levelset::walk_directory(const std::string& directory, bool recursively)
- {
- bool is_basedir = (directory == m_basedir);
- bool enumerateSuccess = physfsutil::enumerate_files(directory, [directory, is_basedir, recursively, this](const auto& filename) {
- auto filepath = FileSystem::join(directory, filename);
- if (physfsutil::is_directory(filepath) && recursively)
- {
- walk_directory(filepath, true);
- }
- if (StringUtil::has_suffix(filename, ".stl"))
- {
- if (is_basedir)
- {
- m_levels.push_back(filename);
- }
- else
- {
- // Replace basedir part of file path plus slash.
- filepath = filepath.replace(0, m_basedir.length() + 1, "");
- m_levels.push_back(filepath);
- }
- }
- });
- if (!enumerateSuccess)
- {
- log_warning << "Couldn't read subset dir '" << directory << "'" << std::endl;
- }
- }
- /* EOF */
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