Merge pull request #1 from DonBatman/master

Some changes
I personally wouldn't have added the print statements, but that's okay, it only shows in a log anyway.

init.lua

@@ -1,16 +1,18 @@
 kickafk = {}
 players = {}
-CPU_saver = 0
+local CPU_saver = 0
 
 kickafk.version = "1.0"
-kickafk.path = minetest.get_modpath(minetest.get_current_modname())
 kickafk.first_flag = 0
 
-kickafk.players = tonumber(minetest.setting_get('kickafk_number_of_players')) or 0
+local modpath = minetest.get_modpath("kickafk")
+
+kickafk.players = tonumber(minetest.setting_get("kickafk_number_of_players")) or 10
 if kickafk.players < 0 or kickafk.players > 30 then
 	kickafk.players = 15
 end
-kickafk.timer = tonumber(minetest.setting_get('kickafk_length_of_time')) or 0
+
+kickafk.timer = tonumber(minetest.setting_get('kickafk_length_of_time')) or 2000
 if kickafk.timer < 0 or kickafk.timer > 1500 then
 	kickafk.timer = 1500
 end
@@ -27,34 +29,44 @@ minetest.register_privilege("canafk",
 		"Player can remain afk without being kicked")
 
 minetest.register_globalstep(function(dtime)
-    -- No reason to constantly be checking for players online.
-    -- This function triggers the main function every ten-ish minutes.
-    CPU_saver = CPU_saver + 1
-    if CPU_saver >= kickafk.timer then
-        CPU_saver = 0
-        players_online = 0
-	-- Loop through all connected players
-        for _,player in ipairs(minetest.get_connected_players()) do
-	        local player_name = player:get_player_name()
 
-		    -- Only continue if the player has an entry in the players table
+	CPU_saver = CPU_saver + dtime
-		    if players[player_name] then
+
-                players_online = players_online + 1
+	if CPU_saver < kickafk.timer then
-                if players_online >= kickafk.players then
+		return
-                    -- Kick the player if their location hasn't changed.
+	end
-                    local pos = player:getpos()
+
-                    local pos_hash = math.floor(pos.x) .. ':' .. math.floor(pos.z)
+	CPU_saver = 0
-                    if players[player_name]["last_pos"] == pos_hash then
+
-                        if minetest.check_player_privs(player_name, {canafk=false}) then
+	local players_online = 0
-                            minetest.kick_player(player_name, "Network Timeout")
+
-                        end
+	-- Loop through all connected players
-                    end
+	for _,player in ipairs(minetest.get_connected_players()) do
-                        -- Record the players location
+		local player_name = player:get_player_name()
-                    if players[player_name]["last_pos"] ~= pos_hash then
+
-                        players[player_name]["last_pos"] = pos_hash
+		-- Only continue if the player has an entry in the players table
+		if players[player_name] then
+		print(players[player_name].last_pos)
+			players_online = players_online + 1
+
+			if players_online >= kickafk.players then
+			print("number of players is "..players_online)
+
+				-- Kick the player if their location hasn't changed.
+				local pos = player:getpos()
+				local pos_hash = math.floor(pos.x) .. ',' .. math.floor(pos.z)
+
+				if players[player_name].last_pos == pos_hash then
+					if not minetest.check_player_privs(player_name,"canafk") == true then
+						minetest.kick_player(player_name, "Disconnected due to inactivity!")
 					end
-    			end
+				end
-    		end
+				
-        end
+				-- Record the players location
-    end
+				if players[player_name].last_pos ~= pos_hash then
+					players[player_name].last_pos = pos_hash
+				end
+			end
+		end
+	end
 end)

settingtypes.txt

@@ -3,5 +3,5 @@
 kickafk_number_of_players (Number of players) int 10
 
 # How often to check for AFK players.
-# This is in server ticks, not seconds.
+# This is in seconds.
 kickafk_length_of_time (How ofen to run) int 2000