Initial commit

src/database/database-dummy.cpp

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+/*
+Minetest
+Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+/*
+Dummy database class
+*/
+
+#include "database-dummy.h"
+#include "remoteplayer.h"
+
+
+bool Database_Dummy::saveBlock(const v3s16 &pos, const std::string &data)
+{
+	m_database[getBlockAsInteger(pos)] = data;
+	return true;
+}
+
+void Database_Dummy::loadBlock(const v3s16 &pos, std::string *block)
+{
+	s64 i = getBlockAsInteger(pos);
+	auto it = m_database.find(i);
+	if (it == m_database.end()) {
+		*block = "";
+		return;
+	}
+
+	*block = it->second;
+}
+
+bool Database_Dummy::deleteBlock(const v3s16 &pos)
+{
+	m_database.erase(getBlockAsInteger(pos));
+	return true;
+}
+
+void Database_Dummy::listAllLoadableBlocks(std::vector<v3s16> &dst)
+{
+	dst.reserve(m_database.size());
+	for (std::map<s64, std::string>::const_iterator x = m_database.begin();
+			x != m_database.end(); ++x) {
+		dst.push_back(getIntegerAsBlock(x->first));
+	}
+}
+
+void Database_Dummy::savePlayer(RemotePlayer *player)
+{
+	m_player_database.insert(player->getName());
+}
+
+bool Database_Dummy::loadPlayer(RemotePlayer *player, PlayerSAO *sao)
+{
+	return m_player_database.find(player->getName()) != m_player_database.end();
+}
+
+bool Database_Dummy::removePlayer(const std::string &name)
+{
+	m_player_database.erase(name);
+	return true;
+}
+
+void Database_Dummy::listPlayers(std::vector<std::string> &res)
+{
+	for (const auto &player : m_player_database) {
+		res.emplace_back(player);
+	}
+}
+
+bool Database_Dummy::getModEntries(const std::string &modname, StringMap *storage)
+{
+	const auto mod_pair = m_mod_meta_database.find(modname);
+	if (mod_pair != m_mod_meta_database.cend()) {
+		for (const auto &pair : mod_pair->second) {
+			(*storage)[pair.first] = pair.second;
+		}
+	}
+	return true;
+}
+
+bool Database_Dummy::setModEntry(const std::string &modname,
+	const std::string &key, const std::string &value)
+{
+	auto mod_pair = m_mod_meta_database.find(modname);
+	if (mod_pair == m_mod_meta_database.end()) {
+		m_mod_meta_database[modname] = StringMap({{key, value}});
+	} else {
+		mod_pair->second[key] = value;
+	}
+	return true;
+}
+
+bool Database_Dummy::removeModEntry(const std::string &modname, const std::string &key)
+{
+	auto mod_pair = m_mod_meta_database.find(modname);
+	if (mod_pair != m_mod_meta_database.end())
+		return mod_pair->second.erase(key) > 0;
+	return false;
+}
+
+void Database_Dummy::listMods(std::vector<std::string> *res)
+{
+	for (const auto &pair : m_mod_meta_database) {
+		res->push_back(pair.first);
+	}
+}