Batch 2.

code/ATMOSPHERICS/components/unary/vent_pump.dm

@@ -6,7 +6,6 @@
 	desc = "Has a valve and pump attached to it"
 	use_power = 1
 
-	var/area/initial_loc
 	level = 1
 	var/area_uid
 	var/id_tag = null
@@ -44,17 +43,14 @@
 			icon_state = "in"
 
 	New()
-		initial_loc = get_area(loc)
+		..()
-		if (initial_loc.master)
+		area_uid = areaMaster.uid
-			initial_loc = initial_loc.master
-		area_uid = initial_loc.uid
 		if (!id_tag)
 			assign_uid()
 			id_tag = num2text(uid)
 		if(ticker && ticker.current_state == 3)//if the game is running
 			src.initialize()
 			src.broadcast_status()
-		..()
 
 	high_volume
 		name = "Large Air Vent"
@@ -168,11 +164,11 @@
 				"sigtype" = "status"
 			)
 
-			if(!initial_loc.air_vent_names[id_tag])
+			if(!areaMaster.air_vent_names[id_tag])
-				var/new_name = "[initial_loc.name] Vent Pump #[initial_loc.air_vent_names.len+1]"
+				var/new_name = "[areaMaster.name] Vent Pump #[areaMaster.air_vent_names.len+1]"
-				initial_loc.air_vent_names[id_tag] = new_name
+				areaMaster.air_vent_names[id_tag] = new_name
-				src.name = new_name
+				name = new_name
-			initial_loc.air_vent_info[id_tag] = signal.data
+			areaMaster.air_vent_info[id_tag] = signal.data
 
 			radio_connection.post_signal(src, signal, radio_filter_out)
 
@@ -362,11 +358,9 @@
 			del(src)
 
 /obj/machinery/atmospherics/unary/vent_pump/Destroy()
-	if(initial_loc)
+	areaMaster.air_vent_info.Remove(id_tag)
-		initial_loc.air_vent_info -= id_tag
+	areaMaster.air_vent_names.Remove(id_tag)
-		initial_loc.air_vent_names -= id_tag
 	..()
-	return
 
 /obj/machinery/atmospherics/unary/vent_pump/Topic(href, href_list)
 	if(..())

code/ATMOSPHERICS/components/unary/vent_scrubber.dm

@@ -8,7 +8,6 @@
 
 	level = 1
 
-	var/area/initial_loc
 	var/id_tag = null
 	var/frequency = 1439
 	var/datum/radio_frequency/radio_connection
@@ -28,17 +27,14 @@
 	var/radio_filter_out
 	var/radio_filter_in
 	New()
-		initial_loc = get_area(loc)
+		..()
-		if (initial_loc.master)
+		area_uid = areaMaster.uid
-			initial_loc = initial_loc.master
-		area_uid = initial_loc.uid
 		if (!id_tag)
 			assign_uid()
 			id_tag = num2text(uid)
 		if(ticker && ticker.current_state == 3)//if the game is running
 			src.initialize()
 			src.broadcast_status()
-		..()
 
 	update_icon()
 		var/hidden=""
@@ -84,11 +80,11 @@
 				"filter_n2" = scrub_N2,
 				"sigtype" = "status"
 			)
-			if(!initial_loc.air_scrub_names[id_tag])
+			if(!areaMaster.air_scrub_names[id_tag])
-				var/new_name = "[initial_loc.name] Air Scrubber #[initial_loc.air_scrub_names.len+1]"
+				var/new_name = "[areaMaster.name] Air Scrubber #[areaMaster.air_scrub_names.len+1]"
-				initial_loc.air_scrub_names[id_tag] = new_name
+				areaMaster.air_scrub_names[id_tag] = new_name
 				src.name = new_name
-			initial_loc.air_scrub_info[id_tag] = signal.data
+			areaMaster.air_scrub_info[id_tag] = signal.data
 			radio_connection.post_signal(src, signal, radio_filter_out)
 
 			return 1
@@ -348,8 +344,6 @@
 	update_multitool_menu(usr)
 
 /obj/machinery/atmospherics/unary/vent_scrubber/Destroy()
-	if(initial_loc)
+	areaMaster.air_scrub_info.Remove(id_tag)
-		initial_loc.air_scrub_info -= id_tag
+	areaMaster.air_scrub_names.Remove(id_tag)
-		initial_loc.air_scrub_names -= id_tag
 	..()
-	return

code/WorkInProgress/Mini/atmos_control.dm

@@ -89,12 +89,12 @@
 
 	var/list/alarms=list()
 	for(var/obj/machinery/alarm/alarm in (machines)) // removing sortAtom because nano updates it just enough for the lag to happen
-		if(!is_in_filter(alarm.alarm_area.type))
+		if(!is_in_filter(alarm.areaMaster.type))
 			continue // NO ACCESS 4 U
 
 		var/list/alarm_data=list()
 		alarm_data["ID"]="\ref[alarm]"
-		alarm_data["danger"] = max(alarm.local_danger_level, alarm.alarm_area.atmosalm-1)
+		alarm_data["danger"] = max(alarm.local_danger_level, alarm.areaMaster.atmosalm-1)
 		alarm_data["name"] = "[alarm]"
 		alarms+=list(alarm_data)
 	data["alarms"]=alarms
@@ -235,14 +235,14 @@
 
 		if(href_list["atmos_alarm"])
 			current.alarmActivated=1
-			current.alarm_area.updateDangerLevel()
+			current.areaMaster.updateDangerLevel()
 			spawn(1)
 				src.updateUsrDialog()
 			current.update_icon()
 			return
 		if(href_list["atmos_reset"])
 			current.alarmActivated=0
-			current.alarm_area.updateDangerLevel()
+			current.areaMaster.updateDangerLevel()
 			spawn(1)
 				src.updateUsrDialog()
 			current.update_icon()

code/__HELPERS/game.dm

@@ -23,11 +23,11 @@
 			if (0)
 				return
 
-/proc/get_area_master(O)
+/proc/get_area_master(const/O)
 	var/area/A = get_area(O)
-	if(A && A.master)
+
-		A = A.master
+	if (isarea(A))
-	return A
+		return A.master
 
 /proc/get_area_name(N) //get area by its name
 	for(var/area/A in world)

code/controllers/_DynamicAreaLighting_TG.dm

@@ -138,7 +138,7 @@ atom/movable/New()
 		trueLuminosity = luminosity * luminosity
 		light = new(src)
 
-	area = get_area(src)
+	areaMaster = get_area(src)
 
 //Objects with opacity will trigger nearby lights to update at next lighting process.
 atom/movable/Destroy()

code/game/atoms_movable.dm

@@ -16,7 +16,7 @@
 	var/moved_recently = 0
 	var/mob/pulledby = null
 
-	var/area/area
+	var/area/areaMaster
 
 /atom/movable/Move()
 	var/atom/A = src.loc

code/game/machinery/alarm.dm

@@ -40,7 +40,6 @@
 	var/list/air_scrub_info = list()
 
 /obj/machinery/alarm
-	name = "alarm"
 	icon = 'icons/obj/monitors.dmi'
 	icon_state = "alarm0"
 	anchored = 1
@@ -70,7 +69,6 @@
 	var/preset = AALARM_PRESET_HUMAN
 	var/screen = AALARM_SCREEN_MAIN
 	var/area_uid
-	var/area/alarm_area
 	var/local_danger_level = 0
 	var/alarmActivated = 0 // Manually activated (independent from danger level)
 	var/danger_averted_confidence=0
@@ -99,7 +97,7 @@
 
 /obj/machinery/alarm/proc/apply_preset(var/no_cycle_after=0)
 	// Propogate settings.
-	for (var/area/A in alarm_area.related)
+	for (var/area/A in areaMaster.related)
 		for (var/obj/machinery/alarm/AA in A)
 			if ( !(AA.stat & (NOPOWER|BROKEN)) && !AA.shorted && AA.preset != src.preset)
 				AA.preset=preset
@@ -154,12 +152,8 @@
 
 
 /obj/machinery/alarm/proc/first_run()
-	alarm_area = get_area(src)
+	area_uid = areaMaster.uid
-	if (alarm_area.master)
+	name = "[areaMaster.name] Air Alarm"
-		alarm_area = alarm_area.master
-	area_uid = alarm_area.uid
-	if (name == "alarm")
-		name = "[alarm_area.name] Air Alarm"
 
 	// breathable air according to human/Life()
 	/*
@@ -291,14 +285,14 @@
 		)
 
 /obj/machinery/alarm/proc/master_is_operating()
-	return alarm_area.master_air_alarm && !(alarm_area.master_air_alarm.stat & (NOPOWER|BROKEN))
+	return areaMaster.master_air_alarm && !(areaMaster.master_air_alarm.stat & (NOPOWER|BROKEN))
 
 
 /obj/machinery/alarm/proc/elect_master()
-	for (var/area/A in alarm_area.related)
+	for (var/area/A in areaMaster.related)
 		for (var/obj/machinery/alarm/AA in A)
 			if (!(AA.stat & (NOPOWER|BROKEN)))
-				alarm_area.master_air_alarm = AA
+				areaMaster.master_air_alarm = AA
 				return 1
 	return 0
 
@@ -317,7 +311,7 @@
 		icon_state = "alarmp"
 		return
 
-	switch(max(local_danger_level, alarm_area.atmosalm-1))
+	switch(max(local_danger_level, areaMaster.atmosalm-1))
 		if (0)
 			icon_state = "alarm0"
 		if (1)
@@ -326,13 +320,13 @@
 			icon_state = "alarm1"
 
 /obj/machinery/alarm/receive_signal(datum/signal/signal)
-	if(stat & (NOPOWER|BROKEN) || !alarm_area)
+	if(stat & (NOPOWER|BROKEN) || !areaMaster)
 		return
-	if (alarm_area.master_air_alarm != src)
+	if (areaMaster.master_air_alarm != src)
 		if (master_is_operating())
 			return
 		elect_master()
-		if (alarm_area.master_air_alarm != src)
+		if (areaMaster.master_air_alarm != src)
 			return
 	if(!signal || signal.encryption)
 		return
@@ -345,14 +339,14 @@
 		return
 
 	var/dev_type = signal.data["device"]
-	if(!(id_tag in alarm_area.air_scrub_names) && !(id_tag in alarm_area.air_vent_names))
+	if(!(id_tag in areaMaster.air_scrub_names) && !(id_tag in areaMaster.air_vent_names))
 		register_env_machine(id_tag, dev_type)
 	var/got_update=0
 	if(dev_type == "AScr")
-		alarm_area.air_scrub_info[id_tag] = signal.data
+		areaMaster.air_scrub_info[id_tag] = signal.data
 		got_update=1
 	else if(dev_type == "AVP")
-		alarm_area.air_vent_info[id_tag] = signal.data
+		areaMaster.air_vent_info[id_tag] = signal.data
 		got_update=1
 	if(got_update && waiting_on_device==id_tag)
 		updateUsrDialog()
@@ -361,24 +355,24 @@
 /obj/machinery/alarm/proc/register_env_machine(var/m_id, var/device_type)
 	var/new_name
 	if (device_type=="AVP")
-		new_name = "[alarm_area.name] Vent Pump #[alarm_area.air_vent_names.len+1]"
+		new_name = "[areaMaster.name] Vent Pump #[areaMaster.air_vent_names.len+1]"
-		alarm_area.air_vent_names[m_id] = new_name
+		areaMaster.air_vent_names[m_id] = new_name
 	else if (device_type=="AScr")
-		new_name = "[alarm_area.name] Air Scrubber #[alarm_area.air_scrub_names.len+1]"
+		new_name = "[areaMaster.name] Air Scrubber #[areaMaster.air_scrub_names.len+1]"
-		alarm_area.air_scrub_names[m_id] = new_name
+		areaMaster.air_scrub_names[m_id] = new_name
 	else
 		return
 	spawn (10)
 		send_signal(m_id, list("init" = new_name) )
 
 /obj/machinery/alarm/proc/refresh_all()
-	for(var/id_tag in alarm_area.air_vent_names)
+	for(var/id_tag in areaMaster.air_vent_names)
-		var/list/I = alarm_area.air_vent_info[id_tag]
+		var/list/I = areaMaster.air_vent_info[id_tag]
 		if (I && I["timestamp"]+AALARM_REPORT_TIMEOUT/2 > world.time)
 			continue
 		send_signal(id_tag, list("status") )
-	for(var/id_tag in alarm_area.air_scrub_names)
+	for(var/id_tag in areaMaster.air_scrub_names)
-		var/list/I = alarm_area.air_scrub_info[id_tag]
+		var/list/I = areaMaster.air_scrub_info[id_tag]
 		if (I && I["timestamp"]+AALARM_REPORT_TIMEOUT/2 > world.time)
 			continue
 		send_signal(id_tag, list("status") )
@@ -410,33 +404,33 @@
 	var/target_pressure = (current_pressures[2] + current_pressures[3])/2
 	switch(mode)
 		if(AALARM_MODE_SCRUBBING)
-			for(var/device_id in alarm_area.air_scrub_names)
+			for(var/device_id in areaMaster.air_scrub_names)
 				send_signal(device_id, list("power"= 1, "co2_scrub"= 1, "o2_scrub"=(preset==AALARM_PRESET_VOX), "n2_scrub"=0, "scrubbing"= 1, "panic_siphon"= 0) )
-			for(var/device_id in alarm_area.air_vent_names)
+			for(var/device_id in areaMaster.air_vent_names)
 				send_signal(device_id, list("power"= 1, "checks"= 1, "set_external_pressure"= target_pressure) )
 
 		if(AALARM_MODE_PANIC, AALARM_MODE_CYCLE)
-			for(var/device_id in alarm_area.air_scrub_names)
+			for(var/device_id in areaMaster.air_scrub_names)
 				send_signal(device_id, list("power"= 1, "panic_siphon"= 1) )
-			for(var/device_id in alarm_area.air_vent_names)
+			for(var/device_id in areaMaster.air_vent_names)
 				send_signal(device_id, list("power"= 0) )
 
 		if(AALARM_MODE_REPLACEMENT)
-			for(var/device_id in alarm_area.air_scrub_names)
+			for(var/device_id in areaMaster.air_scrub_names)
 				send_signal(device_id, list("power"= 1, "panic_siphon"= 1) )
-			for(var/device_id in alarm_area.air_vent_names)
+			for(var/device_id in areaMaster.air_vent_names)
 				send_signal(device_id, list("power"= 1, "checks"= 1, "set_external_pressure"= target_pressure) )
 
 		if(AALARM_MODE_FILL)
-			for(var/device_id in alarm_area.air_scrub_names)
+			for(var/device_id in areaMaster.air_scrub_names)
 				send_signal(device_id, list("power"= 0) )
-			for(var/device_id in alarm_area.air_vent_names)
+			for(var/device_id in areaMaster.air_vent_names)
 				send_signal(device_id, list("power"= 1, "checks"= 1, "set_external_pressure"= target_pressure) )
 
 		if(AALARM_MODE_OFF)
-			for(var/device_id in alarm_area.air_scrub_names)
+			for(var/device_id in areaMaster.air_scrub_names)
 				send_signal(device_id, list("power"= 0) )
-			for(var/device_id in alarm_area.air_vent_names)
+			for(var/device_id in areaMaster.air_vent_names)
 				send_signal(device_id, list("power"= 0) )
 
 // This sets our danger level, and, if it's changed, forces a new election of danger levels.
@@ -444,7 +438,7 @@
 	if(local_danger_level==new_danger_level)
 		return
 	local_danger_level=new_danger_level
-	if(alarm_area.updateDangerLevel())
+	if(areaMaster.updateDangerLevel())
 		post_alert(new_danger_level)
 
 /obj/machinery/alarm/proc/post_alert(alert_level)
@@ -455,7 +449,7 @@
 	var/datum/signal/alert_signal = new
 	alert_signal.source = src
 	alert_signal.transmission_method = 1
-	alert_signal.data["zone"] = alarm_area.name
+	alert_signal.data["zone"] = areaMaster.name
 	alert_signal.data["type"] = "Atmospheric"
 
 	if(alert_level==2)
@@ -588,7 +582,7 @@
 
 	data["rcon"]=rcon_setting
 	data["target_temp"] = target_temperature - T0C
-	data["atmos_alarm"] = alarm_area.atmosalm
+	data["atmos_alarm"] = areaMaster.atmosalm
 	data["modes"] = list(
 		AALARM_MODE_SCRUBBING   = list("name"="Filtering",   "desc"="Scrubs out contaminants"),\
 		AALARM_MODE_REPLACEMENT = list("name"="Replace Air", "desc"="Siphons out air while replacing"),\
@@ -605,11 +599,11 @@
 	data["screen"]=screen
 
 	var/list/vents=list()
-	if(alarm_area.air_vent_names.len)
+	if(areaMaster.air_vent_names.len)
-		for(var/id_tag in alarm_area.air_vent_names)
+		for(var/id_tag in areaMaster.air_vent_names)
 			var/vent_info[0]
-			var/long_name = alarm_area.air_vent_names[id_tag]
+			var/long_name = areaMaster.air_vent_names[id_tag]
-			var/list/vent_data = alarm_area.air_vent_info[id_tag]
+			var/list/vent_data = areaMaster.air_vent_info[id_tag]
 			if(!vent_data)
 				continue
 			vent_info["id_tag"]=id_tag
@@ -619,10 +613,10 @@
 	data["vents"]=vents
 
 	var/list/scrubbers=list()
-	if(alarm_area.air_scrub_names.len)
+	if(areaMaster.air_scrub_names.len)
-		for(var/id_tag in alarm_area.air_scrub_names)
+		for(var/id_tag in areaMaster.air_scrub_names)
-			var/long_name = alarm_area.air_scrub_names[id_tag]
+			var/long_name = areaMaster.air_scrub_names[id_tag]
-			var/list/scrubber_data = alarm_area.air_scrub_info[id_tag]
+			var/list/scrubber_data = areaMaster.air_scrub_info[id_tag]
 			if(!scrubber_data)
 				continue
 			scrubber_data["id_tag"]=id_tag
@@ -791,14 +785,14 @@
 
 	if(href_list["atmos_alarm"])
 		alarmActivated=1
-		alarm_area.updateDangerLevel()
+		areaMaster.updateDangerLevel()
 		update_icon()
 		ui_interact(usr)
 		return 1
 
 	if(href_list["atmos_reset"])
 		alarmActivated=0
-		alarm_area.updateDangerLevel()
+		areaMaster.updateDangerLevel()
 		update_icon()
 		ui_interact(usr)
 		return 1
@@ -995,14 +989,6 @@ FIRE ALARM
 	var/wiresexposed = 0
 	var/buildstage = 2 // 2 = complete, 1 = no wires,  0 = circuit gone
 
-	var/area/master_area
-
-/obj/machinery/firealarm/New()
-	var/area/A = get_area_master(src)
-	if (!( istype(A, /area) ))
-		return
-	master_area=A
-
 /obj/machinery/firealarm/update_icon()
 
 	if(wiresexposed)
@@ -1151,7 +1137,7 @@ FIRE ALARM
 	var/d2
 	if (istype(user, /mob/living/carbon/human) || istype(user, /mob/living/silicon))
 
-		if (master_area.fire)
+		if (areaMaster.fire)
 			d1 = text("<A href='?src=\ref[];reset=1'>Reset - Lockdown</A>", src)
 		else
 			d1 = text("<A href='?src=\ref[];alarm=1'>Alarm - Lockdown</A>", src)
@@ -1165,7 +1151,7 @@ FIRE ALARM
 		user << browse(dat, "window=firealarm")
 		onclose(user, "firealarm")
 	else
-		if (master_area.fire)
+		if (areaMaster.fire)
 			d1 = text("<A href='?src=\ref[];reset=1'>[]</A>", src, stars("Reset - Lockdown"))
 		else
 			d1 = text("<A href='?src=\ref[];alarm=1'>[]</A>", src, stars("Alarm - Lockdown"))
@@ -1214,21 +1200,21 @@ FIRE ALARM
 /obj/machinery/firealarm/proc/reset()
 	if (!( src.working ))
 		return
-	master_area.firereset()
+	areaMaster.firereset()
 	update_icon()
 	return
 
 /obj/machinery/firealarm/proc/alarm()
 	if (!( src.working ))
 		return
-	master_area.firealert()
+	areaMaster.firealert()
 	update_icon()
 	//playsound(get_turf(src), 'sound/ambience/signal.ogg', 75, 0)
 	return
 
 /obj/machinery/firealarm/New(loc, dir, building)
 	..()
-
+	name = "[areaMaster.name] fire alarm"
 	if(loc)
 		src.loc = loc
 
@@ -1249,7 +1235,6 @@ FIRE ALARM
 
 	update_icon()
 
-
 /*
 FIRE ALARM ITEM
 Handheld fire alarm frame, for placing on walls
@@ -1312,13 +1297,9 @@ Code shamelessly copied from apc_frame
 	idle_power_usage = 2
 	active_power_usage = 6
 
-	var/area/master_area
-
 /obj/machinery/partyalarm/New()
-	var/area/A = get_area_master(src)
+	..()
-	if (!( istype(A, /area) ))
+	name = "[areaMaster.name] party alarm"
-		return
-	master_area=A
 
 /obj/machinery/partyalarm/attack_paw(mob/user as mob)
 	return attack_hand(user)
@@ -1331,7 +1312,7 @@ Code shamelessly copied from apc_frame
 	var/d1
 	var/d2
 	if (istype(user, /mob/living/carbon/human) || istype(user, /mob/living/silicon/ai))
-		if (master_area.party)
+		if (areaMaster.party)
 			d1 = text("<A href='?src=\ref[];reset=1'>No Party :(</A>", src)
 		else
 			d1 = text("<A href='?src=\ref[];alarm=1'>PARTY!!!</A>", src)
@@ -1345,7 +1326,7 @@ Code shamelessly copied from apc_frame
 		user << browse(dat, "window=partyalarm")
 		onclose(user, "partyalarm")
 	else
-		if (master_area.fire)
+		if (areaMaster.fire)
 			d1 = text("<A href='?src=\ref[];reset=1'>[]</A>", src, stars("No Party :("))
 		else
 			d1 = text("<A href='?src=\ref[];alarm=1'>[]</A>", src, stars("PARTY!!!"))
@@ -1363,13 +1344,13 @@ Code shamelessly copied from apc_frame
 /obj/machinery/partyalarm/proc/reset()
 	if (!( working ))
 		return
-	master_area.partyreset()
+	areaMaster.partyreset()
 	return
 
 /obj/machinery/partyalarm/proc/alarm()
 	if (!( working ))
 		return
-	master_area.partyalert()
+	areaMaster.partyalert()
 	return
 
 /obj/machinery/partyalarm/Topic(href, href_list)

code/game/machinery/computer/power.dm

@@ -112,7 +112,7 @@
 
 			for(var/obj/machinery/power/apc/A in L)
 
-				t += copytext(add_tspace("\The [A.area]", 30), 1, 30)
+				t += copytext(add_tspace("\The [A.areaMaster]", 30), 1, 30)
 				t += " [S[A.equipment+1]] [S[A.lighting+1]] [S[A.environ+1]] [add_lspace(A.lastused_total, 6)]  [A.cell ? "[add_lspace(round(A.cell.percent()), 3)]% [chg[A.charging+1]]" : "  N/C"]<BR>"
 
 		t += "</FONT></PRE></TT>"

code/game/machinery/lightswitch.dm

@@ -2,39 +2,24 @@
 // can have multiple per area
 // can also operate on non-loc area through "otherarea" var
 /obj/machinery/light_switch
-	name = "light switch"
 	desc = "It turns lights on and off. What are you, simple?"
 	icon = 'icons/obj/power.dmi'
 	icon_state = "light1"
 	anchored = 1.0
-	var/on = 1
+	var/on
-	var/otherarea = null
 	//	luminosity = 1
 
 /obj/machinery/light_switch/New()
 	..()
-	spawn(5)
+	name = "[areaMaster.name] light switch"
-		src.area = src.loc.loc
+	on = areaMaster.lightswitch
-
-		if(otherarea)
-			src.area = locate(text2path("/area/[otherarea]"))
-
-		if(!name)
-			name = "light switch ([area.name])"
-
-		src.on = src.area.lightswitch
 	updateicon()
 
-
-
 /obj/machinery/light_switch/proc/updateicon()
 	if (stat & NOPOWER)
 		icon_state = "light-p"
 	else
-		if(on)
+		icon_state = on ? "light1" : "light0"
-			icon_state = "light1"
-		else
-			icon_state = "light0"
 
 /obj/machinery/light_switch/examine()
 	set src in oview(1)
@@ -55,7 +40,7 @@
 
 	on = !on
 
-	for(var/area/A in area.master.related)
+	for(var/area/A in areaMaster.related)
 		A.lightswitch = on
 		A.updateicon()
 
@@ -63,11 +48,9 @@
 			L.on = on
 			L.updateicon()
 
-	area.master.power_change()
+	areaMaster.power_change()
 
 /obj/machinery/light_switch/power_change()
-
-	if(!otherarea)
 	if(powered(LIGHT))
 		stat &= ~NOPOWER
 	else

code/game/machinery/machinery.dm

@@ -114,10 +114,8 @@ Class Procs:
 	var/panel_open = 0
 
 	var/inMachineList = 1 // For debugging.
-	var/area/mchArea
 
 /obj/machinery/New()
-	mchArea = get_area(src)
 	machines.Add(src)
 	return ..()
 
@@ -125,8 +123,6 @@ Class Procs:
 	if (src in machines)
 		machines.Remove(src)
 
-	mchArea = null
-
 	return ..()
 
 /obj/machinery/process() // If you dont use process or power why are you here

code/game/machinery/requests_console.dm

@@ -70,7 +70,7 @@ var/list/obj/machinery/requests_console/allConsoles = list()
 
 /obj/machinery/requests_console/New()
 	name = "[department] Requests Console"
-	allConsoles += src
+	allConsoles.Add(src)
 	//req_console_departments += department
 	switch(departmentType)
 		if(1)
@@ -105,6 +105,7 @@ var/list/obj/machinery/requests_console/allConsoles = list()
 			if(!("[department]" in req_console_information))
 				req_console_information += department
 
+	return ..()
 
 /obj/machinery/requests_console/attack_hand(user as mob)
 	if(..(user))

code/game/objects/items/devices/PDA/cart.dm

@@ -359,7 +359,7 @@ Code:
 						var/list/chg = list("N","C","F")
 
 						for(var/obj/machinery/power/apc/A in L)
-							menu += copytext(add_tspace(A.area.name, 30), 1, 30)
+							menu += copytext(add_tspace(A.areaMaster.name, 30), 1, 30)
 							menu += " [S[A.equipment+1]] [S[A.lighting+1]] [S[A.environ+1]] [add_lspace(A.lastused_total, 6)]  [A.cell ? "[add_lspace(round(A.cell.percent()), 3)]% [chg[A.charging+1]]" : "  N/C"]<BR>"
 
 					menu += "</FONT></PRE>"

code/game/objects/items/devices/radio/intercom.dm

@@ -144,17 +144,9 @@
 	if(((world.timeofday - last_tick) > 30) || ((world.timeofday - last_tick) < 0))
 		last_tick = world.timeofday
 
-		if(!src.loc)
+		on = areaMaster.powered(EQUIP) // set "on" to the power status
-			on = 0
-		else
-			var/area/A = src.loc.loc
-			if(!A || !isarea(A) || !A.master)
-				on = 0
-			else
-				on = A.master.powered(EQUIP) // set "on" to the power status
 		update_icon()
 
-
 /obj/item/weapon/intercom_electronics
 	name = "intercom electronics"
 	icon = 'icons/obj/doors/door_assembly.dmi'

code/game/objects/objs.dm

@@ -18,9 +18,11 @@
 	var/list/reagents_to_log=list()
 
 /obj/Destroy()
-	machines -= src
+	if (src in processing_objects)
-	processing_objects -= src
+		processing_objects.Remove(src)
+
 	..()
+
 /obj/item/proc/is_used_on(obj/O, mob/user)
 
 /obj/recycle(var/datum/materials/rec)
@@ -32,7 +34,6 @@
 
 /obj/proc/process()
 	processing_objects.Remove(src)
-	return 0
 
 /obj/assume_air(datum/gas_mixture/giver)
 	if(loc)

code/modules/Economy/POS.dm

@@ -170,9 +170,7 @@ var/const/POS_HEADER = {"<html>
 			Paying to: [linked_account.owner_name]<br />
 			Cashier: [logged_in]<br />"}
 
-	if (mchArea)
+	receipt += areaMaster.name
-		receipt += mchArea.name
-
 	receipt += "</div>"
 	receipt += {"<br />
 		<div>[worldtime2text()], [current_date_string]</div>
@@ -222,9 +220,7 @@ var/const/POS_HEADER = {"<html>
 			Paying to: [linked_account.owner_name]<br />
 			Cashier: [logged_in]<br />"}
 
-	if (mchArea)
+	receipt += areaMaster.name
-		receipt += mchArea.name
-
 	receipt += "</fieldset>"
 	receipt += {"<fieldset><legend>Order Data</legend>
 		<form action="?src=\ref[src]" method="get">

code/modules/media/jukebox.dm

@@ -297,7 +297,7 @@ var/global/loopModeNames=list(
 			visible_message("\red The machine buzzes, and flashes \"NOT ENOUGH FUNDS\" on the screen.","You hear a buzz.")
 			return
 		visible_message("\blue The machine beeps happily.","You hear a beep.")
-		acct.charge(credits_needed,linked_account,"Song selection at [mchArea.name]'s [name].")
+		acct.charge(credits_needed,linked_account,"Song selection at [areaMaster.name]'s [name].")
 		credits_needed = 0
 
 		successful_purchase()

code/modules/power/apc.dm

@@ -44,15 +44,12 @@
 
 
 /obj/machinery/power/apc
-	name = "area power controller"
 	desc = "A control terminal for the area electrical systems."
-
 	icon_state = "apc0"
 	anchored = 1
 	use_power = 0
 	req_access = list(access_engine_equip)
 	var/spooky=0
-	var/areastring = null
 	var/obj/item/weapon/cell/cell
 	var/start_charge = 90				// initial cell charge %
 	var/cell_type = 2500				// 0=no cell, 1=regular, 2=high-cap (x5) <- old, now it's just 0=no cell, otherwise dictate cellcapacity by changing this value. 1 used to be 1000, 2 was 2500
@@ -118,16 +115,15 @@
 		pixel_x = (src.tdir == 4 ? 24 : -24)
 		pixel_y = 0
 
-	switch (isnull(area))
+	switch (isnull(areaMaster))
-		if (1)
-			log_admin("APC tried to spawn in a location without an area. [formatJumpTo(get_turf(src))]")
 		if (0)
-			name = "[area.name] APC"
+			name = "[areaMaster.name] APC"
+		if (1) // Mapping issue.
+			log_admin("APC tried to spawn in a location without an area. [formatJumpTo(get_turf(src))]")
 
 	if (building==0)
 		init()
 	else
-		area = src.loc.loc:master
 		opened = 1
 		operating = 0
 		stat |= MAINT
@@ -150,14 +146,7 @@
 		cell.maxcharge = cell_type	// cell_type is maximum charge (old default was 1000 or 2500 (values one and two respectively)
 		cell.charge = start_charge * cell.maxcharge / 100.0 		// (convert percentage to actual value)
 
-	var/area/A = src.loc.loc
+	name = "[areaMaster.name] APC"
-
-	//if area isn't specified use current
-	if(isarea(A) && src.areastring == null)
-		src.area = A
-	else
-		src.area = get_area_name(areastring)
-	name = "\improper [area.name] APC"
 	update_icon()
 
 	make_terminal()
@@ -741,7 +730,7 @@
 	if (!ui)
 		// the ui does not exist, so we'll create a new one
         // for a list of parameters and their descriptions see the code docs in \code\modules\nano\nanoui.dm
-		ui = new(user, src, ui_key, "apc.tmpl", "[area.name] - APC", 520, data["siliconUser"] ? 465 : 440)
+		ui = new(user, src, ui_key, "apc.tmpl", "[areaMaster.name] - APC", 520, data["siliconUser"] ? 465 : 440)
 		// when the ui is first opened this is the data it will use
 		ui.set_initial_data(data)
 		// open the new ui window
@@ -750,23 +739,23 @@
 		ui.set_auto_update(1)
 
 /obj/machinery/power/apc/proc/report()
-	return "[area.name] : [equipment]/[lighting]/[environ] ([lastused_equip+lastused_light+lastused_environ]) : [cell? cell.percent() : "N/C"] ([charging])"
+	return "[areaMaster.name] : [equipment]/[lighting]/[environ] ([lastused_equip+lastused_light+lastused_environ]) : [cell? cell.percent() : "N/C"] ([charging])"
 
 /obj/machinery/power/apc/proc/update()
 	if(operating && !shorted)
-		area.power_light = (lighting > 1)
+		areaMaster.power_light = (lighting > 1)
-		area.power_equip = (equipment > 1)
+		areaMaster.power_equip = (equipment > 1)
-		area.power_environ = (environ > 1)
+		areaMaster.power_environ = (environ > 1)
 //		if (area.name == "AI Chamber")
 //			spawn(10)
 //				world << " [area.name] [area.power_equip]"
 	else
-		area.power_light = 0
+		areaMaster.power_light = 0
-		area.power_equip = 0
+		areaMaster.power_equip = 0
-		area.power_environ = 0
+		areaMaster.power_environ = 0
 //		if (area.name == "AI Chamber")
 //			world << "[area.power_equip]"
-	area.power_change()
+	areaMaster.power_change()
 
 /obj/machinery/power/apc/proc/isWireCut(var/wireIndex)
 	return wires.IsIndexCut(wireIndex)
@@ -1024,7 +1013,7 @@
 
 	if(stat & (BROKEN|MAINT))
 		return
-	if(!area.requires_power)
+	if(!areaMaster.requires_power)
 		return
 
 	/*
@@ -1037,10 +1026,10 @@
 
 	area.calc_lighting() */
 
-	lastused_light = area.usage(LIGHT)
+	lastused_light = areaMaster.usage(LIGHT)
-	lastused_equip = area.usage(EQUIP)
+	lastused_equip = areaMaster.usage(EQUIP)
-	lastused_environ = area.usage(ENVIRON)
+	lastused_environ = areaMaster.usage(ENVIRON)
-	area.clear_usage()
+	areaMaster.clear_usage()
 
 	lastused_total = lastused_light + lastused_equip + lastused_environ
 
@@ -1108,24 +1097,24 @@
 			equipment = autoset(equipment, 0)
 			lighting = autoset(lighting, 0)
 			environ = autoset(environ, 0)
-			area.poweralert(0, src)
+			areaMaster.poweralert(0, src)
 		else if(cell.percent() < 15 && longtermpower < 0)	// <15%, turn off lighting & equipment
 			equipment = autoset(equipment, 2)
 			lighting = autoset(lighting, 2)
 			environ = autoset(environ, 1)
-			area.poweralert(0, src)
+			areaMaster.poweralert(0, src)
 		else if(cell.percent() < 30 && longtermpower < 0)			// <30%, turn off equipment
 			equipment = autoset(equipment, 2)
 			lighting = autoset(lighting, 1)
 			environ = autoset(environ, 1)
-			area.poweralert(0, src)
+			areaMaster.poweralert(0, src)
 		else									// otherwise all can be on
 			equipment = autoset(equipment, 1)
 			lighting = autoset(lighting, 1)
 			environ = autoset(environ, 1)
-			area.poweralert(1, src)
+			areaMaster.poweralert(1, src)
 			if(cell.percent() > 75)
-				area.poweralert(1, src)
+				areaMaster.poweralert(1, src)
 
 		// now trickle-charge the cell
 
@@ -1172,7 +1161,7 @@
 		equipment = autoset(equipment, 0)
 		lighting = autoset(lighting, 0)
 		environ = autoset(environ, 0)
-		area.poweralert(0, src)
+		areaMaster.poweralert(0, src)
 
 	// update icon & area power if anything changed
 	if(last_lt != lighting || last_eq != equipment || last_en != environ)
@@ -1268,7 +1257,7 @@ obj/machinery/power/apc/proc/autoset(var/val, var/on)
 	if( cell && cell.charge>=20)
 		cell.use(20);
 		spawn(0)
-			for(var/area/A in area.related)
+			for(var/area/A in areaMaster.related)
 				for(var/obj/machinery/light/L in A)
 					L.on = 1
 					L.broken()
@@ -1279,10 +1268,10 @@ obj/machinery/power/apc/proc/autoset(var/val, var/on)
 		if (ticker.mode.config_tag == "malfunction")
 			if (src.z == 1) //if (is_type_in_list(get_area(src), the_station_areas))
 				ticker.mode:apcs--
-	area.power_light = 0
+	areaMaster.power_light = 0
-	area.power_equip = 0
+	areaMaster.power_equip = 0
-	area.power_environ = 0
+	areaMaster.power_environ = 0
-	area.power_change()
+	areaMaster.power_change()
 	if(occupant)
 		malfvacate(1)
 	..()

code/modules/power/power.dm

@@ -51,20 +51,23 @@
 	if (!use_power)
 		return 1
 
-	if (isnull(area) || isnull(area.master))
+	if (isnull(areaMaster))
 		return 0 // If not, then not powered.
 
-	return area.master.powered(chan) // Return power status of the area.
+	return areaMaster.powered(chan) // Return power status of the area.
 
 /*
  * Increment the power usage stats for an area.
  * Defaults to power_channel.
  */
 /obj/machinery/proc/use_power(const/amount, chan = power_channel)
-	if (isnull(area) || isnull(area.master))
+	if (!src.loc)
+		return 0
+
+	if (isnull(areaMaster))
 		return
 
-	area.master.use_power(amount, chan)
+	areaMaster.use_power(amount, chan)
 
 /*
  * Called whenever the power settings of the containing area change.