Replace weather types with stackable effects

lib/commands.lua

@@ -0,0 +1,87 @@
+minetest.register_privilege("weather", {
+	description = "Change the weather",
+	give_to_singleplayer = false
+})
+
+-- Force a weather effect to override environment
+minetest.register_chatcommand("set_weather", {
+	params = "<weather>",
+	description = "Set weather to a registered type of effect\
+		show all types when no parameters are given", -- full description
+	privs = {weather = true},
+	func = function(name, param)
+		if param == nil or param == "" or param == "?" then
+			local types="auto"
+			for i,_ in pairs(weather_mod.weathers) do
+				types=types..", "..i
+			end
+			minetest.chat_send_player(name, "avalible weather types: "..types)
+		else
+			if type(weather_mod.weathers[param]) == "nil" and param ~= "auto" then
+				minetest.chat_send_player(name, "This type of weather is not registered.\n"..
+					"To list all types of weather run the command without parameters.")
+			else
+				weather_mod.state.current_weather = param
+			end
+		end
+	end
+})
+
+-- Set wind speed and direction
+minetest.register_chatcommand("set_wind", {
+	params = "<weather>",
+	description = "Set wind to the given x,z direction", -- full description
+	privs = {weather = true},
+	func = function(name, param)
+		if param==nil or param=="" then
+			minetest.chat_send_player(name, "please provide two comma seperated numbers")
+			return
+		end
+		local x,z = string.match(param, "^([%d.-]+)[, ] *([%d.-]+)$")
+		x=tonumber(x)
+		z=tonumber(z)
+		if x and z then
+			weather_mod.state.wind = vector.new(x,0,z)
+		else
+			minetest.chat_send_player(name, param.." are not two comma seperated numbers")
+		end
+	end
+})
+
+-- Set base value of global heat level
+minetest.register_chatcommand("set_heat", {
+	params = "<weather>",
+	description = "Set base value of global heat level", -- full description
+	privs = {weather = true},
+	func = function(name, param)
+		if param==nil or param=="" then
+			minetest.chat_send_player(name, "please provide a heat value")
+			return
+		end
+		v = tonumber(param)
+		if v then
+			weather_mod.state.heat = v
+		else
+			minetest.chat_send_player(name, param.." is not a valid heat level")
+		end
+	end
+})
+
+-- Set base value of global humidity level
+minetest.register_chatcommand("set_humidity", {
+	params = "<weather>",
+	description = "Set base value of global humidity level", -- full description
+	privs = {weather = true},
+	func = function(name, param)
+		if param==nil or param=="" then
+			minetest.chat_send_player(name, "please provide a humidity value")
+			return
+		end
+		v = tonumber(param)
+		if v then
+			weather_mod.state.humidity = v
+		else
+			minetest.chat_send_player(name, param.." is not a valid humidity level")
+		end
+	end
+})