adds ratvar_act() and adds ratvar_act()'s for a few things

adds brass, clockwork floor, brass tables and table frames

code/game/atoms.dm

@@ -610,6 +610,9 @@ var/list/blood_splatter_icons = list()
 /atom/proc/narsie_act()
 	return
 
+/atom/proc/ratvar_act()
+	return
+
 /atom/proc/atom_say(message)
 	if(!message)
 		return

code/game/objects/items/stacks/sheets/sheet_types.dm

@@ -1,12 +1,13 @@
-/* Diffrent misc types of sheets
+/* Different misc types of sheets
  * Contains:
- *		Metal
- *		Plasteel
- *		Wood
- *		Cloth
- *		Plastic
- *		Cardboard
- *		Runed Metal (cult)
+ * Metal
+ * Plasteel
+ * Wood
+ * Cloth
+ * Plastic
+ * Cardboard
+ * Runed Metal (cult)
+ * Brass (clockwork cult)
  */
 
 /*
@@ -107,10 +108,13 @@ var/global/list/datum/stack_recipe/metal_recipes = list(
 /obj/item/stack/sheet/metal/fifty
 	amount = 50
 
+/obj/item/stack/sheet/metal/ratvar_act()
+	new /obj/item/stack/tile/brass(loc, amount)
+	qdel(src)
+
 /obj/item/stack/sheet/metal/narsie_act()
-	if(prob(20))
-		new /obj/item/stack/sheet/runed_metal(loc, amount)
-		qdel(src)
+	new /obj/item/stack/sheet/runed_metal(loc, amount)
+	qdel(src)
 
 /obj/item/stack/sheet/metal/New(var/loc, var/amount=null)
 	recipes = metal_recipes
@@ -273,12 +277,15 @@ var/global/list/datum/stack_recipe/cult = list ( \
 /obj/item/stack/sheet/runed_metal
 	name = "runed metal"
 	desc = "Sheets of cold metal with shifting inscriptions writ upon them."
-	singular_name = "runed metal"
+	singular_name = "runed metal sheet"
 	icon_state = "sheet-runed"
-	icon = 'icons/obj/items.dmi'
 	sheettype = "runed"
 	merge_type = /obj/item/stack/sheet/runed_metal
 
+/obj/item/stack/sheet/runed_metal/ratvar_act()
+	new /obj/item/stack/tile/brass(loc, amount)
+	qdel(src)
+
 /obj/item/stack/sheet/runed_metal/attack_self(mob/living/user)
 	if(!iscultist(user))
 		to_chat(user, "<span class='warning'>Only one with forbidden knowledge could hope to work this metal...</span>")
@@ -306,6 +313,39 @@ var/global/list/datum/stack_recipe/cult = list ( \
 	recipes = cult
 	return ..()
 
+/*
+ * Brass
+ */
+var/global/list/datum/stack_recipe/brass_recipes = list ( \
+	new/datum/stack_recipe("brass table frame", /obj/structure/table_frame/brass, 1, time = 5, one_per_turf = TRUE, on_floor = TRUE), \
+	)
+
+/obj/item/stack/tile/brass
+	name = "brass"
+	desc = "Sheets made out of brass."
+	singular_name = "brass sheet"
+	icon_state = "sheet-brass"
+	icon = 'icons/obj/items.dmi'
+	burn_state = FIRE_PROOF
+	throwforce = 10
+	max_amount = 50
+	throw_speed = 1
+	throw_range = 3
+	turf_type = /turf/simulated/floor/clockwork
+
+/obj/item/stack/tile/brass/narsie_act()
+	new /obj/item/stack/sheet/runed_metal(loc, amount)
+	qdel(src)
+
+/obj/item/stack/tile/brass/New(loc, amount=null)
+	recipes = brass_recipes
+	. = ..()
+	pixel_x = 0
+	pixel_y = 0
+
+/obj/item/stack/tile/brass/fifty
+	amount = 50
+
 /*
  * Bones
  */

code/game/objects/structures/table_frames.dm

@@ -86,6 +86,10 @@
 	new /obj/structure/table_frame/wood(loc)
 	qdel(src)
 
+/obj/structure/table_frame/ratvar_act()
+	new /obj/structure/table_frame/brass(loc)
+	qdel(src)
+
 /*
  * Wooden Frames
  */
@@ -118,3 +122,30 @@
 			make_new_table(/obj/structure/table/wood/poker)
 	else
 		return ..()
+
+/obj/structure/table_frame/brass
+	name = "brass table frame"
+	desc = "Four pieces of brass arranged in a square. It's slightly warm to the touch."
+	icon_state = "brass_frame"
+	burn_state = FIRE_PROOF
+	framestack = /obj/item/stack/tile/brass
+	framestackamount = 1
+
+/obj/structure/table_frame/brass/attackby(obj/item/I, mob/user, params)
+	if(istype(I, /obj/item/stack/tile/brass))
+		var/obj/item/stack/tile/brass/W = I
+		if(W.get_amount() < 1)
+			to_chat(user, "<span class='warning'>You need one brass sheet to do this!</span>")
+			return
+		to_chat(user, "<span class='notice'>You start adding [W] to [src]...</span>")
+		if(do_after(user, 20, target = src) && W.use(1))
+			make_new_table(/obj/structure/table/reinforced/brass)
+	else
+		return ..()
+
+/obj/structure/table_frame/brass/narsie_act()
+	..()
+	if(src) //do we still exist?
+		var/previouscolor = color
+		color = "#960000"
+		animate(src, color = previouscolor, time = 8)

code/game/objects/structures/tables_racks.dm

@@ -78,6 +78,10 @@
 	new /obj/structure/table/wood(loc)
 	qdel(src)
 
+/obj/structure/table/ratvar_act()
+	new /obj/structure/table/reinforced/brass(loc)
+	qdel(src)
+
 /obj/structure/table/ex_act(severity)
 	switch(severity)
 		if(1)
@@ -477,8 +481,9 @@
 	burn_state = FLAMMABLE
 	burntime = 20
 
-/obj/structure/table/wood/narsie_act()
-	return
+/obj/structure/table/wood/narsie_act(total_override = TRUE)
+	if(!total_override)
+		..()
 
 /obj/structure/table/wood/poker //No specialties, Just a mapping object.
 	name = "gambling table"
@@ -488,8 +493,7 @@
 	buildstack = /obj/item/stack/tile/carpet
 
 /obj/structure/table/wood/poker/narsie_act()
-	new /obj/structure/table/wood(loc)
-	qdel(src)
+	..(FALSE)
 
 /*
  * Fancy Tables
@@ -565,6 +569,29 @@
 	else
 		. = ..()
 
+/obj/structure/table/reinforced/brass
+	name = "brass table"
+	desc = "A solid, slightly beveled brass table."
+	icon = 'icons/obj/smooth_structures/brass_table.dmi'
+	icon_state = "brass_table"
+	burn_state = FIRE_PROOF
+	frame = /obj/structure/table_frame/brass
+	framestack = /obj/item/stack/tile/brass
+	buildstack = /obj/item/stack/tile/brass
+	framestackamount = 1
+	buildstackamount = 1
+	canSmoothWith = list(/obj/structure/table/reinforced/brass)
+
+/obj/structure/table/reinforced/brass/narsie_act()
+	take_damage(rand(15, 45), BRUTE)
+	if(src) //do we still exist?
+		var/previouscolor = color
+		color = "#960000"
+		animate(src, color = previouscolor, time = 8)
+
+/obj/structure/table/reinforced/brass/ratvar_act()
+	obj_integrity = max_integrity
+
 /*
  * Racks
  */

code/game/turfs/simulated/floor.dm

@@ -223,5 +223,10 @@ var/list/icons_to_ignore_at_floor_init = list("damaged1","damaged2","damaged3","
 	if(prob(20))
 		ChangeTurf(/turf/simulated/floor/engine/cult)
 
+/turf/simulated/floor/ratvar_act(force, ignore_mobs)
+	. = ..()
+	if(.)
+		ChangeTurf(/turf/simulated/floor/clockwork)
+
 /turf/simulated/floor/can_have_cabling()
 	return !burnt && !broken

code/game/turfs/simulated/floor/misc_floor.dm

@@ -67,3 +67,32 @@
 
 /turf/simulated/floor/noslip/MakeSlippery()
 	return
+
+//Clockwork floor: Slowly heals toxin damage on nearby servants.
+/turf/simulated/floor/clockwork
+	name = "clockwork floor"
+	desc = "Tightly-pressed brass tiles. They emit minute vibration."
+	icon_state = "clockwork_floor"
+
+/turf/simulated/floor/clockwork/attackby(obj/item/I, mob/living/user, params)
+	if(iscrowbar(I))
+		user.visible_message("<span class='notice'>[user] begins slowly prying up [src]...</span>", "<span class='notice'>You begin painstakingly prying up [src]...</span>")
+		playsound(src, I.usesound, 20, 1)
+		if(!do_after(user, 70*I.toolspeed, target = src))
+			return 0
+		user.visible_message("<span class='notice'>[user] pries up [src]!</span>", "<span class='notice'>You pry up [src]!</span>")
+		playsound(src, I.usesound, 80, 1)
+		make_plating()
+		return 1
+	return ..()
+
+/turf/simulated/floor/clockwork/make_plating()
+	new /obj/item/stack/tile/brass(src)
+	return ..()
+
+/turf/simulated/floor/clockwork/narsie_act()
+	..()
+	if(istype(src, /turf/simulated/floor/clockwork)) //if we haven't changed type
+		var/previouscolor = color
+		color = "#960000"
+		animate(src, color = previouscolor, time = 8)

code/game/turfs/simulated/floor/plating.dm

@@ -146,6 +146,13 @@
 /turf/simulated/floor/engine/cult/narsie_act()
 	return
 
+/turf/simulated/floor/engine/cult/ratvar_act()
+	. = ..()
+	if(istype(src, /turf/simulated/floor/engine/cult)) //if we haven't changed type
+		var/previouscolor = color
+		color = "#FAE48C"
+		animate(src, color = previouscolor, time = 8)
+
 /turf/simulated/floor/engine/n20/New()
 	..()
 	var/datum/gas_mixture/adding = new

code/game/turfs/turf.dm

@@ -415,6 +415,15 @@
 /turf/proc/can_lay_cable()
 	return can_have_cabling() & !intact
 
+/turf/ratvar_act(force, ignore_mobs, probability = 40)
+	. = (prob(probability) || force)
+	for(var/I in src)
+		var/atom/A = I
+		if(ignore_mobs && ismob(A))
+			continue
+		if(ismob(A) || .)
+			A.ratvar_act()
+
 /turf/proc/add_blueprints(atom/movable/AM)
 	var/image/I = new
 	I.appearance = AM.appearance