[mcl_weather] fix warnings

mods/ENVIRONMENT/mcl_weather/rain.lua

@@ -249,7 +249,7 @@ if mcl_weather.allow_abm then
 				end
 			end
 		end
-  	})
+	})
 
 	-- Wetten the soil
 	minetest.register_abm({
@@ -264,7 +264,7 @@ if mcl_weather.allow_abm then
 				end
 			end
 		end
-  	})
+	})
 end
 
 if mcl_weather.reg_weathers.rain == nil then

mods/ENVIRONMENT/mcl_weather/skycolor.lua

@@ -11,7 +11,7 @@ mcl_weather.skycolor = {
 	-- Update interval.
 	update_interval = 15,
 
-	-- Main sky colors: starts from midnight to midnight. 
+	-- Main sky colors: starts from midnight to midnight.
 	-- Please do not set directly. Use add_layer instead.
 	colors = {},
 
@@ -205,8 +205,8 @@ mcl_weather.skycolor = {
 		-- Returns first player sky color. I assume that all players are in same color layout.
 		get_current_bg_color = function()
 			local players = mcl_weather.skycolor.utils.get_players(nil)
-			for _, player in ipairs(players) do
-				return player:get_sky()
+			if players[1] then
+				return players[1]:get_sky()
 			end
 			return nil
 		end

mods/ENVIRONMENT/mcl_weather/snow.lua

@@ -5,80 +5,80 @@ mcl_weather.snow = {}
 mcl_weather.snow.particles_count = 15
 mcl_weather.snow.init_done = false
 
--- calculates coordinates and draw particles for snow weather 
+-- calculates coordinates and draw particles for snow weather
 mcl_weather.snow.add_snow_particles = function(player)
-  mcl_weather.rain.last_rp_count = 0
-  for i=mcl_weather.snow.particles_count, 1,-1 do
-    local random_pos_x, random_pos_y, random_pos_z = mcl_weather.get_random_pos_by_player_look_dir(player)
-    random_pos_y = math.random() + math.random(player:get_pos().y - 1, player:get_pos().y + 7)
-    if minetest.get_node_light({x=random_pos_x, y=random_pos_y, z=random_pos_z}, 0.5) == 15 then
-      mcl_weather.rain.last_rp_count = mcl_weather.rain.last_rp_count + 1
-      minetest.add_particle({
-        pos = {x=random_pos_x, y=random_pos_y, z=random_pos_z},
-        velocity = {x = math.random(-100,100)*0.001, y = math.random(-300,-100)*0.004, z = math.random(-100,100)*0.001},
-        acceleration = {x = 0, y=0, z = 0},
-        expirationtime = 8.0,
-        size = 1,
-        collisiondetection = true,
-        collision_removal = true,
-        object_collision = false,
-        vertical = false,
-        texture = mcl_weather.snow.get_texture(),
-        playername = player:get_player_name()
-      })
-    end
-  end
+	mcl_weather.rain.last_rp_count = 0
+	for i=mcl_weather.snow.particles_count, 1,-1 do
+		local random_pos_x, _, random_pos_z = mcl_weather.get_random_pos_by_player_look_dir(player)
+		local random_pos_y = math.random() + math.random(player:get_pos().y - 1, player:get_pos().y + 7)
+		if minetest.get_node_light({x=random_pos_x, y=random_pos_y, z=random_pos_z}, 0.5) == 15 then
+			mcl_weather.rain.last_rp_count = mcl_weather.rain.last_rp_count + 1
+			minetest.add_particle({
+				pos = {x=random_pos_x, y=random_pos_y, z=random_pos_z},
+				velocity = {x = math.random(-100,100)*0.001, y = math.random(-300,-100)*0.004, z = math.random(-100,100)*0.001},
+				acceleration = {x = 0, y=0, z = 0},
+				expirationtime = 8.0,
+				size = 1,
+				collisiondetection = true,
+				collision_removal = true,
+				object_collision = false,
+				vertical = false,
+				texture = mcl_weather.snow.get_texture(),
+				playername = player:get_player_name()
+			})
+		end
+	end
 end
 
 mcl_weather.snow.set_sky_box = function()
-  mcl_weather.skycolor.add_layer(
-    "weather-pack-snow-sky",
-    {{r=0, g=0, b=0},
-    {r=85, g=86, b=86},
-    {r=135, g=135, b=135},
-    {r=85, g=86, b=86},
-    {r=0, g=0, b=0}})
-  mcl_weather.skycolor.active = true
-  for _, player in pairs(get_connected_players()) do
-    player:set_clouds({color="#ADADADE8"})
-  end
-  mcl_weather.skycolor.active = true
+	mcl_weather.skycolor.add_layer(
+		"weather-pack-snow-sky",
+		{{r=0, g=0, b=0},
+		{r=85, g=86, b=86},
+		{r=135, g=135, b=135},
+		{r=85, g=86, b=86},
+		{r=0, g=0, b=0}})
+	mcl_weather.skycolor.active = true
+	for _, player in pairs(get_connected_players()) do
+		player:set_clouds({color="#ADADADE8"})
+	end
+	mcl_weather.skycolor.active = true
 end
 
-mcl_weather.snow.clear = function() 
-  mcl_weather.skycolor.remove_layer("weather-pack-snow-sky")
-  mcl_weather.snow.init_done = false
+function mcl_weather.snow.clear()
+	mcl_weather.skycolor.remove_layer("weather-pack-snow-sky")
+	mcl_weather.snow.init_done = false
 end
 
 -- Simple random texture getter
-mcl_weather.snow.get_texture = function()
-  return "weather_pack_snow_snowflake"..math.random(1,2)..".png"
+function mcl_weather.snow.get_texture()
+	return "weather_pack_snow_snowflake"..math.random(1,2)..".png"
 end
 
 local timer = 0
 minetest.register_globalstep(function(dtime)
-  if mcl_weather.state ~= "snow" then 
-    return false
-  end
-  
-  timer = timer + dtime;
-  if timer >= 0.5 then
-    timer = 0
-  else
-    return
-  end
+	if mcl_weather.state ~= "snow" then
+		return false
+	end
 
-  if mcl_weather.snow.init_done == false then
-    mcl_weather.snow.set_sky_box()
-    mcl_weather.snow.init_done = true
-  end
+	timer = timer + dtime;
+	if timer >= 0.5 then
+		timer = 0
+	else
+		return
+	end
 
-  for _, player in pairs(get_connected_players()) do
-    if (mcl_weather.is_underwater(player) or not mcl_worlds.has_weather(player:get_pos())) then
-      return false
-    end
-    mcl_weather.snow.add_snow_particles(player)
-  end
+	if mcl_weather.snow.init_done == false then
+		mcl_weather.snow.set_sky_box()
+		mcl_weather.snow.init_done = true
+	end
+
+	for _, player in pairs(get_connected_players()) do
+		if (mcl_weather.is_underwater(player) or not mcl_worlds.has_weather(player:get_pos())) then
+			return false
+		end
+		mcl_weather.snow.add_snow_particles(player)
+	end
 end)
 
 -- register snow weather

mods/ENVIRONMENT/mcl_weather/thunder.lua

@@ -4,60 +4,58 @@ local get_connected_players = minetest.get_connected_players
 lightning.auto = false
 
 mcl_weather.thunder = {
-  next_strike = 0,
-  min_delay = 3,
-  max_delay = 12,
-  init_done = false,
+	next_strike = 0,
+	min_delay = 3,
+	max_delay = 12,
+	init_done = false,
 }
 
 minetest.register_globalstep(function(dtime)
-  if mcl_weather.get_weather() ~= "thunder" then 
-    return false
-  end
-  
-  mcl_weather.rain.set_particles_mode("thunder")
-  mcl_weather.rain.make_weather()
+	if mcl_weather.get_weather() ~= "thunder" then
+		return false
+	end
 
-  if mcl_weather.thunder.init_done == false then
-    mcl_weather.skycolor.add_layer(
-      "weather-pack-thunder-sky",
-      {{r=0, g=0, b=0},
-      {r=40, g=40, b=40},
-      {r=85, g=86, b=86},
-      {r=40, g=40, b=40},
-      {r=0, g=0, b=0}})
-    mcl_weather.skycolor.active = true
-    for _, player in pairs(get_connected_players()) do
-      player:set_clouds({color="#3D3D3FE8"})
-    end
-    mcl_weather.thunder.init_done = true
-  end
-  
-  if (mcl_weather.thunder.next_strike <= minetest.get_gametime()) then
-    lightning.strike()
-    local delay = math.random(mcl_weather.thunder.min_delay, mcl_weather.thunder.max_delay)
-    mcl_weather.thunder.next_strike = minetest.get_gametime() + delay
-  end
+	mcl_weather.rain.set_particles_mode("thunder")
+	mcl_weather.rain.make_weather()
 
+	if mcl_weather.thunder.init_done == false then
+		mcl_weather.skycolor.add_layer("weather-pack-thunder-sky", {
+			{r=0, g=0, b=0},
+			{r=40, g=40, b=40},
+			{r=85, g=86, b=86},
+			{r=40, g=40, b=40},
+			{r=0, g=0, b=0},
+		})
+		mcl_weather.skycolor.active = true
+		for _, player in pairs(get_connected_players()) do
+			player:set_clouds({color="#3D3D3FE8"})
+		end
+		mcl_weather.thunder.init_done = true
+	end
+	if (mcl_weather.thunder.next_strike <= minetest.get_gametime()) then
+		lightning.strike()
+		local delay = math.random(mcl_weather.thunder.min_delay, mcl_weather.thunder.max_delay)
+		mcl_weather.thunder.next_strike = minetest.get_gametime() + delay
+	end
 end)
 
-mcl_weather.thunder.clear = function()
-  mcl_weather.rain.clear()
-  mcl_weather.skycolor.remove_layer("weather-pack-thunder-sky")
-  mcl_weather.skycolor.remove_layer("lightning")
-  mcl_weather.thunder.init_done = false
+function mcl_weather.thunder.clear()
+	mcl_weather.rain.clear()
+	mcl_weather.skycolor.remove_layer("weather-pack-thunder-sky")
+	mcl_weather.skycolor.remove_layer("lightning")
+	mcl_weather.thunder.init_done = false
 end
 
 -- register thunderstorm weather
 if mcl_weather.reg_weathers.thunder == nil then
-  mcl_weather.reg_weathers.thunder = {
-    clear = mcl_weather.thunder.clear,
-    light_factor = 0.33333,
-    -- 10min - 20min
-    min_duration = 600,
-    max_duration = 1200,
-    transitions = {
-      [100] = "rain",
-    }
-  }
+	mcl_weather.reg_weathers.thunder = {
+		clear = mcl_weather.thunder.clear,
+		light_factor = 0.33333,
+		-- 10min - 20min
+		min_duration = 600,
+		max_duration = 1200,
+		transitions = {
+			[100] = "rain",
+		},
+	}
 end

mods/ENVIRONMENT/mcl_weather/weather_core.lua

@@ -1,27 +1,29 @@
 local S = minetest.get_translator("mcl_weather")
 
+local math = math
+
 -- weather states, 'none' is default, other states depends from active mods
 mcl_weather.state = "none"
-  
+
 -- player list for saving player meta info
 mcl_weather.players = {}
-  
+
 -- default weather check interval for global step
 mcl_weather.check_interval = 5
-  
+
 -- weather min duration
 mcl_weather.min_duration = 600
-  
+
 -- weather max duration
 mcl_weather.max_duration = 9000
 
 -- weather calculated end time
 mcl_weather.end_time = nil
-  
+
 -- registered weathers
 mcl_weather.reg_weathers = {}
 
--- global flag to disable/enable ABM logic. 
+-- global flag to disable/enable ABM logic.
 mcl_weather.allow_abm = true
 
 mcl_weather.reg_weathers["none"] = {
@@ -51,7 +53,7 @@ mcl_weather.get_rand_end_time = function(min_duration, max_duration)
 		r = math.random(min_duration, max_duration)
 	else
 		r = math.random(mcl_weather.min_duration, mcl_weather.max_duration)
-	end 
+	end
 	return minetest.get_gametime() + r
 end
 
@@ -80,8 +82,8 @@ end
 mcl_weather.is_underwater = function(player)
 	local ppos = player:get_pos()
 	local offset = player:get_eye_offset()
-	local player_eye_pos = {x = ppos.x + offset.x, 
-				y = ppos.y + offset.y + 1.5, 
+	local player_eye_pos = {x = ppos.x + offset.x,
+				y = ppos.y + offset.y + 1.5,
 				z = ppos.z + offset.z}
 	local node_level = minetest.get_node_level(player_eye_pos)
 	if node_level == 8 or node_level == 7 then
@@ -91,14 +93,12 @@ mcl_weather.is_underwater = function(player)
 end
 
 -- trying to locate position for particles by player look direction for performance reason.
--- it is costly to generate many particles around player so goal is focus mainly on front view.  
+-- it is costly to generate many particles around player so goal is focus mainly on front view.
 mcl_weather.get_random_pos_by_player_look_dir = function(player)
 	local look_dir = player:get_look_dir()
 	local player_pos = player:get_pos()
 
-	local random_pos_x = 0
-	local random_pos_y = 0
-	local random_pos_z = 0
+	local random_pos_x, random_pos_y, random_pos_z
 
 	if look_dir.x > 0 then
 		if look_dir.z > 0 then
@@ -208,7 +208,7 @@ minetest.register_privilege("weather_manager", {
 	give_to_singleplayer = false
 })
 
--- Weather command definition. Set 
+-- Weather command definition. Set
 minetest.register_chatcommand("weather", {
 	params = "(clear | rain | snow | thunder) [<duration>]",
 	description = S("Changes the weather to the specified parameter."),
@@ -270,7 +270,7 @@ minetest.register_chatcommand("toggledownfall", {
 local weather_allow_abm = minetest.settings:get_bool("weather_allow_abm")
 if weather_allow_abm ~= nil and weather_allow_abm == false then
 	mcl_weather.allow_abm = false
-end 
+end
 
 
 local load_weather = function()