Omnicleanup: header cleanup, add ModApiUtil shared between game and mainmenu

1 files changed, 199 insertions, 0 deletions

diff --git a/src/script/lua_api/l_util.cpp b/src/script/lua_api/l_util.cpp
new file mode 100644
index 000000000..0e4de9eee
--- /dev/null
+++ b/src/script/lua_api/l_util.cpp
@@ -0,0 +1,199 @@
+/*
+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.
+*/
+
+#include "lua_api/l_util.h"
+#include "lua_api/l_internal.h"
+#include "common/c_converter.h"
+#include "common/c_content.h"
+#include "debug.h"
+#include "log.h"
+#include "tool.h"
+#include "settings.h"
+#include "main.h"  //required for g_settings, g_settings_path
+
+// debug(...)
+// Writes a line to dstream
+int ModApiUtil::l_debug(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	// Handle multiple parameters to behave like standard lua print()
+	int n = lua_gettop(L);
+	lua_getglobal(L, "tostring");
+	for (int i = 1; i <= n; i++) {
+		/*
+			Call tostring(i-th argument).
+			This is what print() does, and it behaves a bit
+			differently from directly calling lua_tostring.
+		*/
+		lua_pushvalue(L, -1);  /* function to be called */
+		lua_pushvalue(L, i);   /* value to print */
+		lua_call(L, 1, 1);
+		const char *s = lua_tostring(L, -1);
+		if (i>1)
+			dstream << "\t";
+		if (s)
+			dstream << s;
+		lua_pop(L, 1);
+	}
+	dstream << std::endl;
+	return 0;
+}
+
+// log([level,] text)
+// Writes a line to the logger.
+// The one-argument version logs to infostream.
+// The two-argument version accept a log level: error, action, info, or verbose.
+int ModApiUtil::l_log(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	std::string text;
+	LogMessageLevel level = LMT_INFO;
+	if (lua_isnone(L, 2)) {
+		text = lua_tostring(L, 1);
+	}
+	else {
+		std::string levelname = luaL_checkstring(L, 1);
+		text = luaL_checkstring(L, 2);
+		if(levelname == "error")
+			level = LMT_ERROR;
+		else if(levelname == "action")
+			level = LMT_ACTION;
+		else if(levelname == "verbose")
+			level = LMT_VERBOSE;
+	}
+	log_printline(level, text);
+	return 0;
+}
+
+// setting_set(name, value)
+int ModApiUtil::l_setting_set(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	const char *name = luaL_checkstring(L, 1);
+	const char *value = luaL_checkstring(L, 2);
+	g_settings->set(name, value);
+	return 0;
+}
+
+// setting_get(name)
+int ModApiUtil::l_setting_get(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	const char *name = luaL_checkstring(L, 1);
+	try{
+		std::string value = g_settings->get(name);
+		lua_pushstring(L, value.c_str());
+	} catch(SettingNotFoundException &e){
+		lua_pushnil(L);
+	}
+	return 1;
+}
+
+// setting_setbool(name)
+int ModApiUtil::l_setting_setbool(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	const char *name = luaL_checkstring(L, 1);
+	bool value = lua_toboolean(L, 2);
+	g_settings->setBool(name, value);
+	return 0;
+}
+
+// setting_getbool(name)
+int ModApiUtil::l_setting_getbool(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	const char *name = luaL_checkstring(L, 1);
+	try{
+		bool value = g_settings->getBool(name);
+		lua_pushboolean(L, value);
+	} catch(SettingNotFoundException &e){
+		lua_pushnil(L);
+	}
+	return 1;
+}
+
+// setting_save()
+int ModApiUtil::l_setting_save(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	if(g_settings_path != "")
+		g_settings->updateConfigFile(g_settings_path.c_str());
+	return 0;
+}
+
+// get_dig_params(groups, tool_capabilities[, time_from_last_punch])
+int ModApiUtil::l_get_dig_params(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	std::map<std::string, int> groups;
+	read_groups(L, 1, groups);
+	ToolCapabilities tp = read_tool_capabilities(L, 2);
+	if(lua_isnoneornil(L, 3))
+		push_dig_params(L, getDigParams(groups, &tp));
+	else
+		push_dig_params(L, getDigParams(groups, &tp,
+					luaL_checknumber(L, 3)));
+	return 1;
+}
+
+// get_hit_params(groups, tool_capabilities[, time_from_last_punch])
+int ModApiUtil::l_get_hit_params(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	std::map<std::string, int> groups;
+	read_groups(L, 1, groups);
+	ToolCapabilities tp = read_tool_capabilities(L, 2);
+	if(lua_isnoneornil(L, 3))
+		push_hit_params(L, getHitParams(groups, &tp));
+	else
+		push_hit_params(L, getHitParams(groups, &tp,
+					luaL_checknumber(L, 3)));
+	return 1;
+}
+
+// get_password_hash(name, raw_password)
+int ModApiUtil::l_get_password_hash(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	std::string name = luaL_checkstring(L, 1);
+	std::string raw_password = luaL_checkstring(L, 2);
+	std::string hash = translatePassword(name,
+			narrow_to_wide(raw_password));
+	lua_pushstring(L, hash.c_str());
+	return 1;
+}
+
+void ModApiUtil::Initialize(lua_State *L, int top)
+{
+	API_FCT(debug);
+	API_FCT(log);
+
+	API_FCT(setting_set);
+	API_FCT(setting_get);
+	API_FCT(setting_setbool);
+	API_FCT(setting_getbool);
+	API_FCT(setting_save);
+
+	API_FCT(get_dig_params);
+	API_FCT(get_hit_params);
+
+	API_FCT(get_password_hash);
+}
+