command-line/world game selection

1 files changed, 82 insertions, 0 deletions

diff --git a/src/subgame.cpp b/src/subgame.cpp
new file mode 100644
index 000000000..ed50d09a4
--- /dev/null
+++ b/src/subgame.cpp
@@ -0,0 +1,82 @@
+/*
+Minetest-c55
+Copyright (C) 2012 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 General Public License as published by
+the Free Software Foundation; either version 2 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, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#include "subgame.h"
+#include "porting.h"
+#include "filesys.h"
+#include "settings.h"
+
+SubgameSpec findSubgame(const std::string &id)
+{
+	if(id == "")
+		return SubgameSpec();
+	std::string share_server = porting::path_share + DIR_DELIM + "server";
+	std::string user_server = porting::path_user + DIR_DELIM + "server";
+	// Find game directory
+	std::string game_path =
+			user_server + DIR_DELIM + "games" + DIR_DELIM + id;
+	bool user_game = true; // Game is in user's directory
+	if(!fs::PathExists(game_path)){
+		game_path = share_server + DIR_DELIM + "games" + DIR_DELIM + id;
+		user_game = false;
+	}
+	if(!fs::PathExists(game_path))
+		return SubgameSpec();
+	// Find addon directories
+	std::set<std::string> addon_paths;
+	if(!user_game)
+		addon_paths.insert(share_server + DIR_DELIM + "addons"
+				+ DIR_DELIM + id);
+	addon_paths.insert(user_server + DIR_DELIM + "addons"
+			+ DIR_DELIM + id);
+	return SubgameSpec(id, game_path, addon_paths);
+}
+
+std::set<std::string> getAvailableGameIds()
+{
+	std::set<std::string> gameids;
+	std::set<std::string> gamespaths;
+	gamespaths.insert(porting::path_share + DIR_DELIM + "server"
+			+ DIR_DELIM + "games");
+	gamespaths.insert(porting::path_user + DIR_DELIM + "server"
+			+ DIR_DELIM + "games");
+	for(std::set<std::string>::const_iterator i = gamespaths.begin();
+			i != gamespaths.end(); i++){
+		std::vector<fs::DirListNode> dirlist = fs::GetDirListing(*i);
+		for(u32 j=0; j<dirlist.size(); j++){
+			if(!dirlist[j].dir)
+				continue;
+			gameids.insert(dirlist[j].name);
+		}
+	}
+	return gameids;
+}
+
+std::string getWorldGameId(const std::string &world_path)
+{
+	std::string conf_path = world_path + DIR_DELIM + "world.mt";
+	Settings conf;
+	bool succeeded = conf.readConfigFile(conf_path.c_str());
+	if(!succeeded)
+		return "";
+	if(!conf.exists("gameid"))
+		return "";
+	return conf.get("gameid");
+}
+