add custom on_sleep() function for bed registration.

README.md

@@ -38,6 +38,12 @@ death. Check configuration section for more info.
 It features more beds, so along with the Red simple bed we now have White and
 Blue, and the fance beds has the original Red and now Pink.
 
+* Custom function:
+
+Beds registered using beds.register_bed() function can also include a custom
+on_sleep(pos, player) function that allows certain beds to have their own
+characteristics, and by returning True the player will be kicked from their bed.
+
 #### Dependencies
 
 * default
@@ -45,7 +51,6 @@ Blue, and the fance beds has the original Red and now Pink.
 
 Optional dependences:
 
-* intllib (only for older engines)
 * pova (optional)
 
 The pova mod are not xplicit set as optional depends, due the circular depends bug,

api.lua

@@ -116,6 +116,10 @@ function beds.register_bed(name, def)
 
 		can_dig = function(pos, player)
 			return beds.can_dig(pos)
+		end,
+
+		on_sleep = function(pos, player)
+			return def.on_sleep and def.on_sleep(pos, player)
 		end
 	})
 

beds.lua

@@ -73,7 +73,11 @@ beds.register_bed("beds:bed_blue", {
 	recipe = {
 		{"wool:blue", "wool:blue", "wool:white"},
 		{"group:wood", "group:wood", "group:wood"}
-	}
+	},
+	on_sleep = function(pos, player)
+--		print("----", minetest.pos_to_string(pos), player:get_player_name())
+		minetest.sound_play("default_dig_choppy", {pos = pos, gain = 0.5}, true)
+	end
 })
 
 -- Aliases for PilzAdam's beds mod

functions.lua

@@ -137,8 +137,8 @@ local function lay_down(player, pos, bed_pos, state, skip)
 			return false
 		end
 
+		-- player already in bed, do nothing
 		if beds.player[name] then
-			-- player already in bed, do nothing
 			return false
 		end
 
@@ -296,6 +296,19 @@ function beds.on_rightclick(pos, player)
 		lay_down(player, nil, nil, false)
 	end
 
+	-- check for custom on_sleep function
+	local nod = minetest.get_node(pos).name
+	local def = minetest.registered_nodes[nod]
+	local on_sleep = def and def.on_sleep
+
+	-- if on_sleep returns True then skip sleeping
+	if def.on_sleep and def.on_sleep(pos, player) then
+
+		lay_down(player, nil, nil, false)
+
+		return
+	end
+
 	if not is_sp then
 		update_formspecs(false)
 	end