From ad690c46b10423b23d515bda0e89228b51f5b5e9 Mon Sep 17 00:00:00 2001
From: kwolekr <kwolekr@minetest.net>
Date: Tue, 27 Jan 2015 22:29:02 -0500
Subject: Write common mapgen params to map_meta.txt on world initialization

---
 src/subgame.cpp | 37 ++++++++++++++++++++++++++++++-------
 1 file changed, 30 insertions(+), 7 deletions(-)

(limited to 'src/subgame.cpp')

diff --git a/src/subgame.cpp b/src/subgame.cpp
index 94d9be181..fd2679eae 100644
--- a/src/subgame.cpp
+++ b/src/subgame.cpp
@@ -21,6 +21,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "porting.h"
 #include "filesys.h"
 #include "settings.h"
+#include "main.h"
 #include "log.h"
 #include "strfnd.h"
 #ifndef SERVER
@@ -265,15 +266,37 @@ std::vector<WorldSpec> getAvailableWorlds()
 
 bool initializeWorld(const std::string &path, const std::string &gameid)
 {
-	infostream<<"Initializing world at "<<path<<std::endl;
+	infostream << "Initializing world at " << path << std::endl;
+
+	fs::CreateAllDirs(path);
+
 	// Create world.mt if does not already exist
-	std::string worldmt_path = path + DIR_DELIM + "world.mt";
-	if(!fs::PathExists(worldmt_path)){
-		infostream<<"Creating world.mt ("<<worldmt_path<<")"<<std::endl;
-		fs::CreateAllDirs(path);
+	std::string worldmt_path = path + DIR_DELIM "world.mt";
+	if (!fs::PathExists(worldmt_path)) {
+		std::ostringstream ss(std::ios_base::binary);
+		ss << "gameid = " << gameid << "\nbackend = sqlite3\n";
+		if (!fs::safeWriteToFile(worldmt_path, ss.str()))
+			return false;
+
+		infostream << "Wrote world.mt (" << worldmt_path << ")" << std::endl;
+	}
+
+	// Create map_meta.txt if does not already exist
+	std::string mapmeta_path = path + DIR_DELIM "map_meta.txt";
+	if (!fs::PathExists(mapmeta_path)) {
 		std::ostringstream ss(std::ios_base::binary);
-		ss<<"gameid = "<<gameid<< "\nbackend = sqlite3\n";
-		fs::safeWriteToFile(worldmt_path, ss.str());
+		ss
+			<< "mg_name = "       << g_settings->get("mg_name")
+			<< "\nseed = "        << g_settings->get("fixed_map_seed")
+			<< "\nchunksize = "   << g_settings->get("chunksize")
+			<< "\nwater_level = " << g_settings->get("water_level")
+			<< "\nmg_flags = "    << g_settings->get("mg_flags")
+			<< "\n[end_of_params]\n";
+		if (!fs::safeWriteToFile(mapmeta_path, ss.str()))
+			return false;
+
+		infostream << "Wrote map_meta.txt (" << mapmeta_path << ")" << std::endl;
 	}
+
 	return true;
 }
-- 
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