one

code/game/atoms.dm

@@ -375,7 +375,7 @@
 	SEND_SIGNAL(src, COMSIG_ATOM_ACID_ACT, acidpwr, acid_volume)
 
 /atom/proc/emag_act()
-	SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
+	return SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
 
 /atom/proc/rad_act(strength)
 	SEND_SIGNAL(src, COMSIG_ATOM_RAD_ACT, strength)

code/game/machinery/Sleeper.dm

@@ -193,8 +193,10 @@
 					to_chat(usr, "<span class='warning'>Chem System Re-route detected, results may not be as expected!</span>")
 
 /obj/machinery/sleeper/emag_act(mob/user)
+	. = ..()
 	scramble_chem_buttons()
 	to_chat(user, "<span class='warning'>You scramble the sleeper's user interface!</span>")
+	return TRUE
 
 /obj/machinery/sleeper/proc/inject_chem(chem, mob/user)
 	if((chem in available_chems) && chem_allowed(chem))

code/game/machinery/announcement_system.dm

@@ -177,7 +177,9 @@ GLOBAL_LIST_EMPTY(announcement_systems)
 		act_up()
 
 /obj/machinery/announcement_system/emag_act()
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	act_up()
+	return TRUE

code/game/machinery/buttons.dm

@@ -101,12 +101,14 @@
 		return ..()
 
 /obj/machinery/button/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	req_access = list()
 	req_one_access = list()
 	playsound(src, "sparks", 100, 1)
 	obj_flags |= EMAGGED
+	return TRUE
 
 /obj/machinery/button/attack_ai(mob/user)
 	if(!panel_open)

code/game/machinery/cloning.dm

@@ -327,10 +327,12 @@
 		return ..()
 
 /obj/machinery/clonepod/emag_act(mob/user)
+	. = ..()
 	if(!occupant)
 		return
 	to_chat(user, "<span class='warning'>You corrupt the genetic compiler.</span>")
 	malfunction()
+	return TRUE
 
 //Put messages in the connected computer's temp var for display.
 /obj/machinery/clonepod/proc/connected_message(message)

code/game/machinery/computer/apc_control.dm

@@ -185,15 +185,19 @@
 	ui_interact(usr) //Refresh the UI after a filter changes
 
 /obj/machinery/computer/apc_control/emag_act(mob/user)
+	. = ..()
 	if(!authenticated)
 		to_chat(user, "<span class='warning'>You bypass [src]'s access requirements using your emag.</span>")
 		authenticated = TRUE
 		log_activity("logged in")
-	else if(!(obj_flags & EMAGGED))
+	else
+		if(obj_flags & EMAGGED)
+			return
 		user.visible_message("<span class='warning'>You emag [src], disabling precise logging and allowing you to clear logs.</span>")
 		log_game("[key_name(user)] emagged [src] at [AREACOORD(src)], disabling operator tracking.")
 		obj_flags |= EMAGGED
-	playsound(src, "sparks", 50, 1)
+		playsound(src, "sparks", 50, 1)
+	return TRUE
 
 /obj/machinery/computer/apc_control/proc/log_activity(log_text)
 	var/op_string = operator && !(obj_flags & EMAGGED) ? operator : "\[NULL OPERATOR\]"

code/game/machinery/computer/arcade.dm

@@ -292,6 +292,7 @@
 
 
 /obj/machinery/computer/arcade/battle/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	to_chat(user, "<span class='warning'>A mesmerizing Rhumba beat starts playing from the arcade machine's speakers!</span>")
@@ -310,6 +311,7 @@
 
 
 	updateUsrDialog()
+	return TRUE
 
 
 
@@ -1049,6 +1051,7 @@
 	desc = "Learn how our ancestors got to Orion, and have fun in the process!"
 
 /obj/machinery/computer/arcade/orion_trail/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	to_chat(user, "<span class='notice'>You override the cheat code menu and skip to Cheat #[rand(1, 50)]: Realism Mode.</span>")
@@ -1056,6 +1059,7 @@
 	desc = "Learn how our ancestors got to Orion, and try not to die in the process!"
 	newgame()
 	obj_flags |= EMAGGED
+	return TRUE
 
 /mob/living/simple_animal/hostile/syndicate/ranged/smg/orion
 	name = "spaceport security"

code/game/machinery/computer/communications.dm

@@ -431,6 +431,7 @@
 		return ..()
 
 /obj/machinery/computer/communications/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
@@ -439,6 +440,7 @@
 		authenticated = 2
 	to_chat(user, "<span class='danger'>You scramble the communication routing circuits!</span>")
 	playsound(src, 'sound/machines/terminal_alert.ogg', 50, 0)
+	return TRUE
 
 /obj/machinery/computer/communications/ui_interact(mob/user)
 	. = ..()

code/game/machinery/doors/airlock.dm

@@ -1280,20 +1280,23 @@
 	return !density || (check_access(ID) && !locked && hasPower())
 
 /obj/machinery/door/airlock/emag_act(mob/user)
-	if(!operating && density && hasPower() && !(obj_flags & EMAGGED))
+	. = ..()
-		operating = TRUE
+	if(operating || !density || !hasPower() || obj_flags & EMAGGED)
-		update_icon(AIRLOCK_EMAG, 1)
+		return
-		sleep(6)
+	operating = TRUE
-		if(QDELETED(src))
+	update_icon(AIRLOCK_EMAG, 1)
-			return
+	addtimer(CALLBACK(src, .proc/open_sesame), 6)
-		operating = FALSE
+	return TRUE
-		if(!open())
+
-			update_icon(AIRLOCK_CLOSED, 1)
+/obj/machinery/door/airlock/proc/open_sesame()
-		obj_flags |= EMAGGED
+	operating = FALSE
-		lights = FALSE
+	if(!open())
-		locked = TRUE
+		update_icon(AIRLOCK_CLOSED, 1)
-		loseMainPower()
+	obj_flags |= EMAGGED
-		loseBackupPower()
+	lights = FALSE
+	locked = TRUE
+	loseMainPower()
+	loseBackupPower()
 
 /obj/machinery/door/airlock/attack_alien(mob/living/carbon/alien/humanoid/user)
 	add_fingerprint(user)

code/game/machinery/doors/unpowered.dm

@@ -13,9 +13,6 @@
 	else
 		return ..()
 
-/obj/machinery/door/unpowered/emag_act()
-	return
-
 /obj/machinery/door/unpowered/shuttle
 	icon = 'icons/turf/shuttle.dmi'
 	name = "door"

code/game/machinery/doors/windowdoor.dm

@@ -206,15 +206,19 @@
 	..()
 
 /obj/machinery/door/window/emag_act(mob/user)
-	if(!operating && density && !(obj_flags & EMAGGED))
+	. = ..()
-		obj_flags |= EMAGGED
+	if(operating || !density || obj_flags & EMAGGED)
-		operating = TRUE
+		return
-		flick("[src.base_state]spark", src)
+	obj_flags |= EMAGGED
-		playsound(src, "sparks", 75, 1)
+	operating = TRUE
-		sleep(6)
+	flick("[src.base_state]spark", src)
-		operating = FALSE
+	playsound(src, "sparks", 75, 1)
-		desc += "<BR><span class='warning'>Its access panel is smoking slightly.</span>"
+	addtimer(CALLBACK(src, .proc/open_windows_me), 6)
-		open(2)
+
+/obj/machinery/door/window/proc/open_windows_me()
+	operating = FALSE
+	desc += "<BR><span class='warning'>Its access panel is smoking slightly.</span>"
+	open(2)
 
 /obj/machinery/door/window/attackby(obj/item/I, mob/living/user, params)
 

code/game/machinery/embedded_controller/access_controller.dm

@@ -26,6 +26,7 @@
 	findObjsByTag()
 
 /obj/machinery/doorButtons/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
@@ -33,6 +34,7 @@
 	req_one_access = list()
 	playsound(src, "sparks", 100, 1)
 	to_chat(user, "<span class='warning'>You short out the access controller.</span>")
+	return TRUE
 
 /obj/machinery/doorButtons/proc/removeMe()
 

code/game/machinery/firealarm.dm

@@ -97,6 +97,7 @@
 		alarm()
 
 /obj/machinery/firealarm/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
@@ -104,6 +105,7 @@
 		user.visible_message("<span class='warning'>Sparks fly out of [src]!</span>",
 							"<span class='notice'>You emag [src], disabling its thermal sensors.</span>")
 	playsound(src, "sparks", 50, 1)
+	return TRUE
 
 /obj/machinery/firealarm/temperature_expose(datum/gas_mixture/air, temperature, volume)
 	if((temperature > T0C + 200 || temperature < BODYTEMP_COLD_DAMAGE_LIMIT) && (last_alarm+FIREALARM_COOLDOWN < world.time) && !(obj_flags & EMAGGED) && detecting && !stat)

code/game/machinery/gulag_item_reclaimer.dm

@@ -24,10 +24,12 @@
 	return ..()
 
 /obj/machinery/gulag_item_reclaimer/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED) // emagging lets anyone reclaim all the items
 		return
 	req_access = list()
 	obj_flags |= EMAGGED
+	return TRUE
 
 /obj/machinery/gulag_item_reclaimer/attackby(obj/item/I, mob/user)
 	if(istype(I, /obj/item/card/id/prisoner))

code/game/machinery/harvester.dm

@@ -158,11 +158,13 @@
 		open_machine()
 
 /obj/machinery/harvester/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	allow_living = TRUE
 	to_chat(user, "<span class='warning'>You overload [src]'s lifesign scanners.</span>")
+	return TRUE
 
 /obj/machinery/harvester/container_resist(mob/living/user)
 	if(!harvesting)

code/game/machinery/limbgrower.dm

@@ -216,6 +216,7 @@
 	return dat
 
 /obj/machinery/limbgrower/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	for(var/id in SSresearch.techweb_designs)
@@ -224,3 +225,4 @@
 			stored_research.add_design(D)
 	to_chat(user, "<span class='warning'>A warning flashes onto the screen, stating that safety overrides have been deactivated!</span>")
 	obj_flags |= EMAGGED
+	return ..()

code/game/machinery/porta_turret/portable_turret.dm

@@ -290,6 +290,7 @@
 		return ..()
 
 /obj/machinery/porta_turret/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	to_chat(user, "<span class='warning'>You short out [src]'s threat assessment circuits.</span>")
@@ -300,6 +301,7 @@
 	update_icon()
 	sleep(60) //6 seconds for the traitor to gtfo of the area before the turret decides to ruin his shit
 	on = TRUE //turns it back on. The cover popUp() popDown() are automatically called in process(), no need to define it here
+	return TRUE
 
 
 /obj/machinery/porta_turret/emp_act(severity)
@@ -837,6 +839,7 @@
 			to_chat(user, "<span class='warning'>Access denied.</span>")
 
 /obj/machinery/turretid/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	to_chat(user, "<span class='danger'>You short out the turret controls' access analysis module.</span>")
@@ -844,6 +847,7 @@
 	locked = FALSE
 	if(user && user.machine == src)
 		attack_hand(user)
+	return TRUE
 
 /obj/machinery/turretid/attack_ai(mob/user)
 	if(!ailock || IsAdminGhost(user))

code/game/machinery/porta_turret/portable_turret_cover.dm

@@ -86,10 +86,13 @@
 	. = 0
 
 /obj/machinery/porta_turret_cover/emag_act(mob/user)
-	if(!(parent_turret.obj_flags & EMAGGED))
+	. = ..()
-		to_chat(user, "<span class='notice'>You short out [parent_turret]'s threat assessment circuits.</span>")
+	if(parent_turret.obj_flags & EMAGGED)
-		visible_message("[parent_turret] hums oddly...")
+		return
-		parent_turret.obj_flags |= EMAGGED
+	to_chat(user, "<span class='notice'>You short out [parent_turret]'s threat assessment circuits.</span>")
-		parent_turret.on = 0
+	visible_message("[parent_turret] hums oddly...")
-		spawn(40)
+	parent_turret.obj_flags |= EMAGGED
-			parent_turret.on = 1
+	parent_turret.on = 0
+	spawn(40)
+		parent_turret.on = 1
+	return TRUE

code/game/machinery/recycler.dm

@@ -65,6 +65,7 @@
 	return ..()
 
 /obj/machinery/recycler/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
@@ -73,6 +74,7 @@
 		update_icon()
 	playsound(src, "sparks", 75, 1, -1)
 	to_chat(user, "<span class='notice'>You use the cryptographic sequencer on [src].</span>")
+	return TRUE
 
 /obj/machinery/recycler/update_icon()
 	..()

code/game/machinery/shieldgen.dm

@@ -195,6 +195,7 @@
 		return ..()
 
 /obj/machinery/shieldgen/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		to_chat(user, "<span class='warning'>The access controller is damaged!</span>")
 		return
@@ -202,6 +203,7 @@
 	locked = FALSE
 	playsound(src, "sparks", 100, 1)
 	to_chat(user, "<span class='warning'>You short out the access controller.</span>")
+	return TRUE
 
 /obj/machinery/shieldgen/update_icon()
 	if(active)
@@ -387,6 +389,7 @@
 	add_fingerprint(user)
 
 /obj/machinery/shieldwallgen/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		to_chat(user, "<span class='warning'>The access controller is damaged!</span>")
 		return
@@ -394,6 +397,7 @@
 	locked = FALSE
 	playsound(src, "sparks", 100, 1)
 	to_chat(user, "<span class='warning'>You short out the access controller.</span>")
+	return TRUE
 
 //////////////Containment Field START
 /obj/machinery/shieldwall

code/game/machinery/slotmachine.dm

@@ -99,6 +99,7 @@
 		return ..()
 
 /obj/machinery/computer/slot_machine/emag_act()
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
@@ -106,6 +107,7 @@
 	spark_system.set_up(4, 0, src.loc)
 	spark_system.start()
 	playsound(src, "sparks", 50, 1)
+	return TRUE
 
 /obj/machinery/computer/slot_machine/ui_interact(mob/living/user)
 	. = ..()

code/game/machinery/telecomms/computers/message.dm

@@ -42,21 +42,23 @@
 		return ..()
 
 /obj/machinery/computer/message_monitor/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
-	if(!isnull(linkedServer))
+	if(isnull(linkedServer))
-		obj_flags |= EMAGGED
-		screen = 2
-		spark_system.set_up(5, 0, src)
-		spark_system.start()
-		var/obj/item/paper/monitorkey/MK = new(loc, linkedServer)
-		// Will help make emagging the console not so easy to get away with.
-		MK.info += "<br><br><font color='red'><3E>%@%(*$%&(<28>&?*(%&<26>/{}</font>"
-		var/time = 100 * length(linkedServer.decryptkey)
-		addtimer(CALLBACK(src, .proc/UnmagConsole), time)
-		message = rebootmsg
-	else
 		to_chat(user, "<span class='notice'>A no server error appears on the screen.</span>")
+		return
+	obj_flags |= EMAGGED
+	screen = 2
+	spark_system.set_up(5, 0, src)
+	spark_system.start()
+	var/obj/item/paper/monitorkey/MK = new(loc, linkedServer)
+	// Will help make emagging the console not so easy to get away with.
+	MK.info += "<br><br><font color='red'><3E>%@%(*$%&(<28>&?*(%&<26>/{}</font>"
+	var/time = 100 * length(linkedServer.decryptkey)
+	addtimer(CALLBACK(src, .proc/UnmagConsole), time)
+	message = rebootmsg
+	return TRUE
 
 /obj/machinery/computer/message_monitor/New()
 	. = ..()

code/game/mecha/mech_fabricator.dm

@@ -64,10 +64,15 @@
 
 
 /obj/machinery/mecha_part_fabricator/emag_act()
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	req_access = list()
+	INVOKE_ASYNC(src, .proc/error_action_sucessful)
+	return TRUE
+
+/obj/machinery/mecha_part_fabricator/proc/error_action_sucessful()
 	say("DB error \[Code 0x00F1\]")
 	sleep(10)
 	say("Attempting auto-repair...")

code/game/objects/items/RSF.dm

@@ -134,12 +134,14 @@ RSF
 	return
 
 /obj/item/cookiesynth/emag_act(mob/user)
+	. = ..()
 	obj_flags ^= EMAGGED
 	if(obj_flags & EMAGGED)
 		to_chat(user, "<span class='warning'>You short out [src]'s reagent safety checker!</span>")
 	else
 		to_chat(user, "<span class='warning'>You reset [src]'s reagent safety checker!</span>")
-		toxin = 0
+		toxin = FALSE
+	return TRUE
 
 /obj/item/cookiesynth/attack_self(mob/user)
 	var/mob/living/silicon/robot/P = null

code/game/objects/items/cards_ids.dm

@@ -93,8 +93,9 @@
 /obj/item/card/emag/afterattack(atom/target, mob/user, proximity)
 	. = ..()
 	var/atom/A = target
-	if(!proximity && prox_check)
+	if(!proximity && prox_check || !(isobj(A) || issilicon(A) || isbot(A) || isdrone(A)))
 		return
+
 	//Citadel changes: modular code misfiring, so we're bypassing into main code.
 	if(!uses)
 		user.visible_message("<span class='warning'>[src] emits a weak spark. It's burnt out!</span>")
@@ -103,24 +104,22 @@
 	else if(uses <= 3)
 		playsound(src, 'sound/effects/light_flicker.ogg', 30, 1)	//Tiiiiiiny warning sound to let ya know your emag's almost dead
 
-	if(isturf(A))
-		return
 	if(istype(A,/obj/item/storage/lockbox))
-		A.emag_act(user)
+		if(!A.emag_act(user))
+			return
 		uses = max(uses - 1, 0)
 		if(!uses)
 			user.visible_message("<span class='warning'>[src] fizzles and sparks. It seems like it's out of charges.</span>")
 			playsound(src, 'sound/effects/light_flicker.ogg', 100, 1)
+		return
 	if(istype(A,/obj/item/storage))
 		return
-	if(!(isobj(A) || issilicon(A) || isbot(A) || isdrone(A)))
+	if(!A.emag_act(user))
 		return
-	else
+	uses = max(uses - 1, 0)
-		A.emag_act(user)
+	if(!uses)
-		uses = max(uses - 1, 0)
+		user.visible_message("<span class='warning'>[src] fizzles and sparks. It seems like it's out of charges.</span>")
-		if(!uses)
+		playsound(src, 'sound/effects/light_flicker.ogg', 100, 1)
-			user.visible_message("<span class='warning'>[src] fizzles and sparks. It seems like it's out of charges.</span>")
-			playsound(src, 'sound/effects/light_flicker.ogg', 100, 1)
 
 
 /obj/item/card/emagfake

code/game/objects/items/cigs_lighters.dm

@@ -325,7 +325,7 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 	list_reagents = list("space_drugs" = 15, "lipolicide" = 35)
 
 /obj/item/clothing/mask/cigarette/rollie/mindbreaker
-	list_reagents = list("mindbreaker" = 35, "lipolicide" = 15)	
+	list_reagents = list("mindbreaker" = 35, "lipolicide" = 15)
 
 /obj/item/cigbutt/roach
 	name = "roach"
@@ -771,20 +771,22 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 
 
 /obj/item/clothing/mask/vape/emag_act(mob/user)// I WON'T REGRET WRITTING THIS, SURLY.
-	if(screw)
+	. = ..()
-		if(!(obj_flags & EMAGGED))
+	if(!screw)
-			cut_overlays()
-			obj_flags |= EMAGGED
-			super = 0
-			to_chat(user, "<span class='warning'>You maximize the voltage of [src].</span>")
-			add_overlay("vapeopen_high")
-			var/datum/effect_system/spark_spread/sp = new /datum/effect_system/spark_spread //for effect
-			sp.set_up(5, 1, src)
-			sp.start()
-		else
-			to_chat(user, "<span class='warning'>[src] is already emagged!</span>")
-	else
 		to_chat(user, "<span class='notice'>You need to open the cap to do that.</span>")
+		return
+	if(obj_flags & EMAGGED)
+		to_chat(user, "<span class='warning'>[src] is already emagged!</span>")
+		return
+	cut_overlays()
+	obj_flags |= EMAGGED
+	super = 0
+	to_chat(user, "<span class='warning'>You maximize the voltage of [src].</span>")
+	add_overlay("vapeopen_high")
+	var/datum/effect_system/spark_spread/sp = new /datum/effect_system/spark_spread //for effect
+	sp.set_up(5, 1, src)
+	sp.start()
+	return TRUE
 
 /obj/item/clothing/mask/vape/attack_self(mob/user)
 	if(reagents.total_volume > 0)

code/game/objects/items/circuitboards/computer_circuitboards.dm

@@ -208,10 +208,13 @@
 		to_chat(user, "<span class='notice'>The spectrum chip is unresponsive.</span>")
 
 /obj/item/circuitboard/computer/cargo/emag_act(mob/living/user)
-	if(!(obj_flags & EMAGGED))
+	. = ..()
-		contraband = TRUE
+	if(obj_flags & EMAGGED)
-		obj_flags |= EMAGGED
+		return
-		to_chat(user, "<span class='notice'>You adjust [src]'s routing and receiver spectrum, unlocking special supplies and contraband.</span>")
+	contraband = TRUE
+	obj_flags |= EMAGGED
+	to_chat(user, "<span class='notice'>You adjust [src]'s routing and receiver spectrum, unlocking special supplies and contraband.</span>")
+	return TRUE
 
 /obj/item/circuitboard/computer/cargo/express
 	name = "Express Supply Console (Computer Board)"
@@ -225,8 +228,12 @@
 		obj_flags &= ~EMAGGED
 
 /obj/item/circuitboard/computer/cargo/express/emag_act(mob/living/user)
-		to_chat(user, "<span class='notice'>You change the routing protocols, allowing the Drop Pod to land anywhere on the station.</span>")
+	. = SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
-		obj_flags |= EMAGGED
+	if(obj_flags & EMAGGED)
+		return
+	to_chat(user, "<span class='notice'>You change the routing protocols, allowing the Drop Pod to land anywhere on the station.</span>")
+	obj_flags |= EMAGGED
+	return TRUE
 
 /obj/item/circuitboard/computer/cargo/request
 	name = "Supply Request Console (Computer Board)"

code/game/objects/items/defib.dm

@@ -140,12 +140,10 @@
 		return ..()
 
 /obj/item/defibrillator/emag_act(mob/user)
-	if(safety)
+	. = ..()
-		safety = FALSE
+	safety = !safety
-		to_chat(user, "<span class='warning'>You silently disable [src]'s safety protocols with the cryptographic sequencer.</span>")
+	to_chat(user, "<span class='warning'>You silently [safety ? "enable" : "disable"] [src]'s safety protocols with the cryptographic sequencer.</span>")
-	else
+	return TRUE
-		safety = TRUE
-		to_chat(user, "<span class='notice'>You silently enable [src]'s safety protocols with the cryptographic sequencer.</span>")
 
 /obj/item/defibrillator/emp_act(severity)
 	. = ..()

code/game/objects/items/devices/geiger_counter.dm

@@ -192,13 +192,15 @@
 	update_icon()
 
 /obj/item/geiger_counter/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	if(scanning)
 		to_chat(user, "<span class='warning'>Turn off [src] before you perform this action!</span>")
-		return 0
+		return
 	to_chat(user, "<span class='warning'>You override [src]'s radiation storing protocols. It will now generate small doses of radiation, and stored rads are now projected into creatures you scan.</span>")
 	obj_flags |= EMAGGED
+	return TRUE
 
 /obj/item/geiger_counter/cyborg
 	var/datum/component/mobhook

code/game/objects/items/devices/lightreplacer.dm

@@ -149,9 +149,11 @@
 		to_chat(user, "<span class='notice'>You fill \the [src] with lights from \the [S]. " + status_string() + "</span>")
 
 /obj/item/lightreplacer/emag_act()
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	Emag()
+	return TRUE
 
 /obj/item/lightreplacer/attack_self(mob/user)
 	to_chat(user, status_string())

code/game/objects/items/devices/megaphone.dm

@@ -26,11 +26,13 @@
 		return voicespan
 
 /obj/item/megaphone/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	to_chat(user, "<span class='warning'>You overload \the [src]'s voice synthesizer.</span>")
 	obj_flags |= EMAGGED
 	voicespan = list(SPAN_REALLYBIG, "userdanger")
+	return TRUE
 
 /obj/item/megaphone/sec
 	name = "security megaphone"

code/game/objects/items/robot/robot_items.dm

@@ -282,11 +282,13 @@
 	var/cooldown = 0
 
 /obj/item/harmalarm/emag_act(mob/user)
+	. = ..()
 	obj_flags ^= EMAGGED
 	if(obj_flags & EMAGGED)
 		to_chat(user, "<font color='red'>You short out the safeties on [src]!</font>")
 	else
 		to_chat(user, "<font color='red'>You reset the safeties on [src]!</font>")
+	return TRUE
 
 /obj/item/harmalarm/attack_self(mob/user)
 	var/safety = !(obj_flags & EMAGGED)

code/game/objects/items/storage/lockbox.dm

@@ -48,14 +48,16 @@
 		to_chat(user, "<span class='danger'>It's locked!</span>")
 
 /obj/item/storage/lockbox/emag_act(mob/user)
-	if(!broken)
+	. = ..()
-		broken = TRUE
+	if(broken)
-		SEND_SIGNAL(src, COMSIG_TRY_STORAGE_SET_LOCKSTATE, FALSE)
+		return
-		desc += "It appears to be broken."
+	broken = TRUE
-		icon_state = src.icon_broken
+	SEND_SIGNAL(src, COMSIG_TRY_STORAGE_SET_LOCKSTATE, FALSE)
-		if(user)
+	desc += "It appears to be broken."
-			visible_message("<span class='warning'>\The [src] has been broken by [user] with an electromagnetic card!</span>")
+	icon_state = src.icon_broken
-			return
+	if(user)
+		visible_message("<span class='warning'>\The [src] has been broken by [user] with an electromagnetic card!</span>")
+	return TRUE
 
 /obj/item/storage/lockbox/Entered()
 	. = ..()

code/game/objects/structures/barsigns.dm

@@ -112,12 +112,16 @@
 
 
 /obj/structure/sign/barsign/emag_act(mob/user)
+	. = ..()
 	if(broken || (obj_flags & EMAGGED))
 		to_chat(user, "<span class='warning'>Nothing interesting happens!</span>")
 		return
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='notice'>You emag the barsign. Takeover in progress...</span>")
-	sleep(10 SECONDS)
+	addtimer(CALLBACK(src, .proc/syndie_bar_good), 10 SECONDS)
+	return TRUE
+
+/obj/structure/sign/barsign/proc/syndie_bar_good()
 	set_sign(new /datum/barsign/hiddensigns/syndibarsign)
 	req_access = list(ACCESS_SYNDICATE)
 

code/game/objects/structures/crates_lockers/closets.dm

@@ -437,14 +437,17 @@
 		to_chat(user, "<span class='warning'>\The [src] is broken!</span>")
 
 /obj/structure/closet/emag_act(mob/user)
-	if(secure && !broken)
+	. = ..()
-		user.visible_message("<span class='warning'>Sparks fly from [src]!</span>",
+	if(!secure || broken)
-						"<span class='warning'>You scramble [src]'s lock, breaking it open!</span>",
+		return
-						"<span class='italics'>You hear a faint electrical spark.</span>")
+	user.visible_message("<span class='warning'>Sparks fly from [src]!</span>",
-		playsound(src, "sparks", 50, 1)
+					"<span class='warning'>You scramble [src]'s lock, breaking it open!</span>",
-		broken = TRUE
+					"<span class='italics'>You hear a faint electrical spark.</span>")
-		locked = FALSE
+	playsound(src, "sparks", 50, 1)
-		update_icon()
+	broken = TRUE
+	locked = FALSE
+	update_icon()
+	return TRUE
 
 /obj/structure/closet/get_remote_view_fullscreens(mob/user)
 	if(user.stat == DEAD || !(user.sight & (SEEOBJS|SEEMOBS)))

code/modules/VR/vr_sleeper.dm

@@ -54,12 +54,16 @@
 	only_current_user_can_interact = TRUE
 
 /obj/machinery/vr_sleeper/hugbox/emag_act(mob/user)
-	return
+	return SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
 
 /obj/machinery/vr_sleeper/emag_act(mob/user)
+	. = ..()
+	if(you_die_in_the_game_you_die_for_real)
+		return
 	you_die_in_the_game_you_die_for_real = TRUE
 	sparks.start()
 	addtimer(CALLBACK(src, .proc/emagNotify), 150)
+	return TRUE
 
 /obj/machinery/vr_sleeper/update_icon()
 	icon_state = "[initial(icon_state)][state_open ? "-open" : ""]"

code/modules/atmospherics/machinery/airalarm.dm

@@ -848,11 +848,13 @@
 	update_icon()
 
 /obj/machinery/airalarm/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	visible_message("<span class='warning'>Sparks fly out of [src]!</span>", "<span class='notice'>You emag [src], disabling its safeties.</span>")
 	playsound(src, "sparks", 50, 1)
+	return TRUE
 
 /obj/machinery/airalarm/obj_break(damage_flag)
 	..()

code/modules/cargo/console.dm

@@ -36,6 +36,7 @@
 		cat |= EXPORT_EMAG
 
 /obj/machinery/computer/cargo/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	user.visible_message("<span class='warning'>[user] swipes a suspicious card through [src]!</span>",
@@ -48,6 +49,7 @@
 	var/obj/item/circuitboard/computer/cargo/board = circuit
 	board.contraband = TRUE
 	board.obj_flags |= EMAGGED
+	return TRUE
 
 /obj/machinery/computer/cargo/ui_interact(mob/user, ui_key = "main", datum/tgui/ui = null, force_open = FALSE, \
 											datum/tgui/master_ui = null, datum/ui_state/state = GLOB.default_state)

code/modules/cargo/expressconsole.dm

@@ -54,6 +54,7 @@
 	..()
 
 /obj/machinery/computer/cargo/express/emag_act(mob/living/user)
+	. = SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
 	if(obj_flags & EMAGGED)
 		return
 	user.visible_message("<span class='warning'>[user] swipes a suspicious card through [src]!</span>",
@@ -63,6 +64,7 @@
 	var/obj/item/circuitboard/computer/cargo/board = circuit
 	board.obj_flags |= EMAGGED
 	packin_up()
+	return TRUE
 
 /obj/machinery/computer/cargo/express/proc/packin_up() // oh shit, I'm sorry
 	meme_pack_data = list() // sorry for what?

code/modules/clothing/glasses/hud.dm

@@ -24,11 +24,13 @@
 	desc = "[desc] The display is flickering slightly."
 
 /obj/item/clothing/glasses/hud/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='warning'>PZZTTPFFFT</span>")
 	desc = "[desc] The display is flickering slightly."
+	return TRUE
 
 /obj/item/clothing/glasses/hud/health
 	name = "health scanner HUD"

code/modules/clothing/masks/hailer.dm

@@ -69,12 +69,14 @@
 
 /obj/item/clothing/mask/gas/sechailer/attack_self()
 	halt()
-/obj/item/clothing/mask/gas/sechailer/emag_act(mob/user as mob)
+
-	if(safety)
+/obj/item/clothing/mask/gas/sechailer/emag_act(mob/user)
-		safety = FALSE
+	. = ..()
-		to_chat(user, "<span class='warning'>You silently fry [src]'s vocal circuit with the cryptographic sequencer.</span>")
+	if(!safety)
-	else
 		return
+	safety = FALSE
+	to_chat(user, "<span class='warning'>You silently fry [src]'s vocal circuit with the cryptographic sequencer.</span>")
+	return TRUE
 
 /obj/item/clothing/mask/gas/sechailer/verb/halt()
 	set category = "Object"

code/modules/holodeck/computer.dm

@@ -149,6 +149,7 @@
 	active_power_usage = 50 + spawned.len * 3 + effects.len * 5
 
 /obj/machinery/computer/holodeck/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	if(!LAZYLEN(emag_programs))
@@ -160,6 +161,7 @@
 	to_chat(user, "Warning.  Automatic shutoff and derezing protocols have been corrupted.  Please call Nanotrasen maintenance and do not use the simulator.")
 	log_game("[key_name(user)] emagged the Holodeck Control Console")
 	nerf(!(obj_flags & EMAGGED))
+	return TRUE
 
 /obj/machinery/computer/holodeck/emp_act(severity)
 	. = ..()

code/modules/library/lib_machines.dm

@@ -343,8 +343,11 @@ GLOBAL_LIST(cachedbooks) // List of our cached book datums
 		return ..()
 
 /obj/machinery/computer/libraryconsole/bookmanagement/emag_act(mob/user)
-	if(density && !(obj_flags & EMAGGED))
+	. = ..()
-		obj_flags |= EMAGGED
+	if(!density || obj_flags & EMAGGED)
+		return
+	obj_flags |= EMAGGED
+	return TRUE
 
 /obj/machinery/computer/libraryconsole/bookmanagement/Topic(href, href_list)
 	if(..())

code/modules/mining/abandoned_crates.dm

@@ -214,8 +214,11 @@
 	return ..()
 
 /obj/structure/closet/crate/secure/loot/emag_act(mob/user)
-	if(locked)
+	. = SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
-		boom(user)
+	if(!locked)
+		return
+	boom(user)
+	return TRUE
 
 /obj/structure/closet/crate/secure/loot/togglelock(mob/user)
 	if(locked)

code/modules/mining/laborcamp/laborstacker.dm

@@ -128,9 +128,12 @@ GLOBAL_LIST(labor_sheet_values)
 		qdel(src)
 
 /obj/machinery/mineral/labor_claim_console/emag_act(mob/user)
-	if(!(obj_flags & EMAGGED))
+	. = ..()
-		obj_flags |= EMAGGED
+	if(obj_flags & EMAGGED)
-		to_chat(user, "<span class='warning'>PZZTTPFFFT</span>")
+		return
+	obj_flags |= EMAGGED
+	to_chat(user, "<span class='warning'>PZZTTPFFFT</span>")
+	return TRUE
 
 
 /**********************Prisoner Collection Unit**************************/

code/modules/mob/living/silicon/robot/robot_defense.dm

@@ -92,17 +92,18 @@
 
 /mob/living/silicon/robot/emag_act(mob/user)
 	if(user == src)//To prevent syndieborgs from emagging themselves
-		return
+		return FALSE
+	if(world.time < emag_cooldown)
+		return FALSE
+	. = ..()
 	if(!opened)//Cover is closed
 		if(locked)
 			to_chat(user, "<span class='notice'>You emag the cover lock.</span>")
 			locked = FALSE
 			if(shell) //A warning to Traitors who may not know that emagging AI shells does not slave them.
 				to_chat(user, "<span class='boldwarning'>[src] seems to be controlled remotely! Emagging the interface may not work as expected.</span>")
-		else
+			return TRUE
-			to_chat(user, "<span class='warning'>The cover is already unlocked!</span>")
+		to_chat(user, "<span class='warning'>The cover is already unlocked!</span>")
-		return
-	if(world.time < emag_cooldown)
 		return
 	if(wiresexposed)
 		to_chat(user, "<span class='warning'>You must unexpose the wires first!</span>")
@@ -115,20 +116,24 @@
 		to_chat(src, "<span class='nezbere'>\"[text2ratvar("You will serve Engine above all else")]!\"</span>\n\
 		<span class='danger'>ALERT: Subversion attempt denied.</span>")
 		log_game("[key_name(user)] attempted to emag cyborg [key_name(src)], but they serve only Ratvar.")
-		return
+		return TRUE
 
 	if(connected_ai && connected_ai.mind && connected_ai.mind.has_antag_datum(/datum/antagonist/traitor))
 		to_chat(src, "<span class='danger'>ALERT: Foreign software execution prevented.</span>")
 		to_chat(connected_ai, "<span class='danger'>ALERT: Cyborg unit \[[src]] successfully defended against subversion.</span>")
 		log_game("[key_name(user)] attempted to emag cyborg [key_name(src)], but they were slaved to traitor AI [connected_ai].")
-		return
+		return TRUE
 
 	if(shell) //AI shells cannot be emagged, so we try to make it look like a standard reset. Smart players may see through this, however.
 		to_chat(user, "<span class='danger'>[src] is remotely controlled! Your emag attempt has triggered a system reset instead!</span>")
 		log_game("[key_name(user)] attempted to emag an AI shell belonging to [key_name(src) ? key_name(src) : connected_ai]. The shell has been reset as a result.")
 		ResetModule()
-		return
+		return TRUE
 
+	INVOKE_ASYNC(src, .proc/beep_boop_rogue_bot, user)
+	return TRUE
+
+/mob/living/silicon/robot/proc/beep_boop_rogue_bot(mob/user)
 	SetEmagged(1)
 	SetStun(60) //Borgs were getting into trouble because they would attack the emagger before the new laws were shown
 	lawupdate = 0

code/modules/mob/living/simple_animal/bot/bot.dm

@@ -186,22 +186,23 @@
 	qdel(src)
 
 /mob/living/simple_animal/bot/emag_act(mob/user)
+	. = ..()
 	if(locked) //First emag application unlocks the bot's interface. Apply a screwdriver to use the emag again.
 		locked = FALSE
 		emagged = 1
 		to_chat(user, "<span class='notice'>You bypass [src]'s controls.</span>")
-		return
+		return TRUE
-	if(!locked && open) //Bot panel is unlocked by ID or emag, and the panel is screwed open. Ready for emagging.
+	if(!open)
-		emagged = 2
-		remote_disabled = 1 //Manually emagging the bot locks out the AI built in panel.
-		locked = TRUE //Access denied forever!
-		bot_reset()
-		turn_on() //The bot automatically turns on when emagged, unless recently hit with EMP.
-		to_chat(src, "<span class='userdanger'>(#$*#$^^( OVERRIDE DETECTED</span>")
-		log_combat(user, src, "emagged")
-		return
-	else //Bot is unlocked, but the maint panel has not been opened with a screwdriver yet.
 		to_chat(user, "<span class='warning'>You need to open maintenance panel first!</span>")
+		return
+	emagged = 2
+	remote_disabled = 1 //Manually emagging the bot locks out the AI built in panel.
+	locked = TRUE //Access denied forever!
+	bot_reset()
+	turn_on() //The bot automatically turns on when emagged, unless recently hit with EMP.
+	to_chat(src, "<span class='userdanger'>(#$*#$^^( OVERRIDE DETECTED</span>")
+	log_combat(user, src, "emagged")
+	return TRUE
 
 /mob/living/simple_animal/bot/examine(mob/user)
 	..()

code/modules/mob/living/simple_animal/bot/cleanbot.dm

@@ -78,7 +78,7 @@
 		return ..()
 
 /mob/living/simple_animal/bot/cleanbot/emag_act(mob/user)
-	..()
+	. = ..()
 	if(emagged == 2)
 		if(user)
 			to_chat(user, "<span class='danger'>[src] buzzes and beeps.</span>")
@@ -155,7 +155,7 @@
 			else
 				shuffle = TRUE	//Shuffle the list the next time we scan so we dont both go the same way.
 			path = list()
-		
+
 		if(!path || path.len == 0) //No path, need a new one
 			//Try to produce a path to the target, and ignore airlocks to which it has access.
 			path = get_path_to(src, target.loc, /turf/proc/Distance_cardinal, 0, 30, id=access_card)

code/modules/mob/living/simple_animal/bot/ed209bot.dm

@@ -195,7 +195,7 @@ Auto Patrol[]"},
 				shootAt(user)
 
 /mob/living/simple_animal/bot/ed209/emag_act(mob/user)
-	..()
+	. = ..()
 	if(emagged == 2)
 		if(user)
 			to_chat(user, "<span class='warning'>You short out [src]'s target assessment circuits.</span>")

code/modules/mob/living/simple_animal/bot/firebot.dm

@@ -120,7 +120,7 @@
 	return dat
 
 /mob/living/simple_animal/bot/firebot/emag_act(mob/user)
-	..()
+	. = ..()
 	if(emagged == 1)
 		if(user)
 			to_chat(user, "<span class='danger'>[src] buzzes and beeps.</span>")

code/modules/mob/living/simple_animal/bot/floorbot.dm

@@ -124,7 +124,7 @@
 		..()
 
 /mob/living/simple_animal/bot/floorbot/emag_act(mob/user)
-	..()
+	. = ..()
 	if(emagged == 2)
 		if(user)
 			to_chat(user, "<span class='danger'>[src] buzzes and beeps.</span>")

code/modules/mob/living/simple_animal/bot/honkbot.dm

@@ -128,7 +128,7 @@ Maintenance panel panel is [open ? "opened" : "closed"]"},
 	..()
 
 /mob/living/simple_animal/bot/honkbot/emag_act(mob/user)
-	..()
+	. = ..()
 	if(emagged == 2)
 		if(user)
 			user << "<span class='danger'>You short out [src]'s sound control system. It gives out an evil laugh!!</span>"

code/modules/mob/living/simple_animal/bot/medbot.dm

@@ -240,7 +240,7 @@
 			step_to(src, (get_step_away(src,user)))
 
 /mob/living/simple_animal/bot/medbot/emag_act(mob/user)
-	..()
+	. = ..()
 	if(emagged == 2)
 		declare_crit = 0
 		if(user)

code/modules/mob/living/simple_animal/bot/mulebot.dm

@@ -115,6 +115,7 @@
 	return
 
 /mob/living/simple_animal/bot/mulebot/emag_act(mob/user)
+	. = SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
 	if(emagged < 1)
 		emagged = TRUE
 	if(!open)
@@ -122,6 +123,7 @@
 		to_chat(user, "<span class='notice'>You [locked ? "lock" : "unlock"] [src]'s controls!</span>")
 	flick("mulebot-emagged", src)
 	playsound(src, "sparks", 100, 0)
+	return TRUE
 
 /mob/living/simple_animal/bot/mulebot/update_icon()
 	if(open)

code/modules/mob/living/simple_animal/bot/secbot.dm

@@ -190,7 +190,7 @@ Auto Patrol: []"},
 			return
 
 /mob/living/simple_animal/bot/secbot/emag_act(mob/user)
-	..()
+	. = ..()
 	if(emagged == 2)
 		if(user)
 			to_chat(user, "<span class='danger'>You short out [src]'s target assessment circuits.</span>")

code/modules/modular_computers/computers/item/computer.dm

@@ -178,13 +178,13 @@
 			turn_on(user)
 
 /obj/item/modular_computer/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		to_chat(user, "<span class='warning'>\The [src] was already emagged.</span>")
-		return 0
+		return
-	else
+	obj_flags |= EMAGGED
-		obj_flags |= EMAGGED
+	to_chat(user, "<span class='notice'>You emag \the [src]. It's screen briefly shows a \"OVERRIDE ACCEPTED: New software downloads available.\" message.</span>")
-		to_chat(user, "<span class='notice'>You emag \the [src]. It's screen briefly shows a \"OVERRIDE ACCEPTED: New software downloads available.\" message.</span>")
+	return TRUE
-		return 1
 
 /obj/item/modular_computer/examine(mob/user)
 	..()

code/modules/modular_computers/computers/machinery/modular_computer.dm

@@ -44,7 +44,9 @@
 		cpu.attack_ghost(user)
 
 /obj/machinery/modular_computer/emag_act(mob/user)
-	return cpu ? cpu.emag_act(user) : 1
+	. = ..()
+	if(cpu)
+		return cpu.emag_act(user)
 
 /obj/machinery/modular_computer/update_icon()
 	cut_overlays()

code/modules/power/apc.dm

@@ -267,7 +267,7 @@
 		to_chat(user, "<span class='brass'>There is an integration cog installed!</span>")
 
 	to_chat(user, "<span class='notice'>Alt-Click the APC to [ locked ? "unlock" : "lock"] the interface.</span>")
-	
+
 	if(issilicon(user))
 		to_chat(user, "<span class='notice'>Ctrl-Click the APC to switch the breaker [ operating ? "off" : "on"].</span>")
 
@@ -747,7 +747,7 @@
 	if(damage_flag == "melee" && damage_amount < damage_deflection)
 		return 0
 	. = ..()
-	
+
 /obj/machinery/power/apc/deconstruct(disassembled = TRUE)
 	if(!(flags_1 & NODECONSTRUCT_1))
 		if(!(stat & BROKEN))
@@ -759,21 +759,23 @@
 			update_icon()
 
 /obj/machinery/power/apc/emag_act(mob/user)
-	if(!(obj_flags & EMAGGED) && !malfhack)
+	. = ..()
-		if(opened)
+	if(obj_flags & EMAGGED || malfhack)
-			to_chat(user, "<span class='warning'>You must close the cover to swipe an ID card!</span>")
+		return
-		else if(panel_open)
+	if(opened)
-			to_chat(user, "<span class='warning'>You must close the panel first!</span>")
+		to_chat(user, "<span class='warning'>You must close the cover to swipe an ID card!</span>")
-		else if(stat & (BROKEN|MAINT))
+	else if(panel_open)
-			to_chat(user, "<span class='warning'>Nothing happens!</span>")
+		to_chat(user, "<span class='warning'>You must close the panel first!</span>")
-		else
+	else if(stat & (BROKEN|MAINT))
-			flick("apc-spark", src)
+		to_chat(user, "<span class='warning'>Nothing happens!</span>")
-			playsound(src, "sparks", 75, 1)
+	else
-			obj_flags |= EMAGGED
+		flick("apc-spark", src)
-			locked = FALSE
+		playsound(src, "sparks", 75, 1)
-			to_chat(user, "<span class='notice'>You emag the APC interface.</span>")
+		obj_flags |= EMAGGED
-			update_icon()
+		locked = FALSE
-
+		to_chat(user, "<span class='notice'>You emag the APC interface.</span>")
+		update_icon()
+	return TRUE
 
 // attack with hand - remove cell (if cover open) or interact with the APC
 

code/modules/power/port_gen.dm

@@ -194,10 +194,12 @@
 	return ..()
 
 /obj/machinery/power/port_gen/pacman/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	emp_act(EMP_HEAVY)
+	return TRUE
 
 /obj/machinery/power/port_gen/pacman/attack_ai(mob/user)
 	interact(user)

code/modules/power/singularity/emitter.dm

@@ -339,12 +339,13 @@
 	projectile_sound = initial(projectile_sound)
 
 /obj/machinery/power/emitter/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	locked = FALSE
 	obj_flags |= EMAGGED
-	if(user)
+	user?.visible_message("[user.name] emags [src].","<span class='notice'>You short out the lock.</span>")
-		user.visible_message("[user.name] emags [src].","<span class='notice'>You short out the lock.</span>")
+	return TRUE
 
 
 /obj/machinery/power/emitter/prototype

code/modules/projectiles/pins.dm

@@ -37,10 +37,12 @@
 				to_chat(user, "<span class ='notice'>This firearm already has a firing pin installed.</span>")
 
 /obj/item/firing_pin/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='notice'>You override the authentication mechanism.</span>")
+	return TRUE
 
 /obj/item/firing_pin/proc/gun_insert(mob/living/user, obj/item/gun/G)
 	gun = G

code/modules/reagents/chemistry/machinery/chem_dispenser.dm

@@ -140,12 +140,14 @@
 
 
 /obj/machinery/chem_dispenser/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		to_chat(user, "<span class='warning'>[src] has no functional safeties to emag.</span>")
 		return
 	to_chat(user, "<span class='notice'>You short out [src]'s safeties.</span>")
 	dispensable_reagents |= emagged_reagents//add the emagged reagents to the dispensable ones
 	obj_flags |= EMAGGED
+	return TRUE
 
 /obj/machinery/chem_dispenser/ex_act(severity, target)
 	if(severity < 3)

code/modules/research/nanites/nanite_remote.dm

@@ -37,6 +37,7 @@
 			to_chat(user, "<span class='warning'>Access denied.</span>")
 
 /obj/item/nanite_remote/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	to_chat(user, "<span class='warning'>You override [src]'s ID lock.</span>")
@@ -44,6 +45,7 @@
 	if(locked)
 		locked = FALSE
 		update_icon()
+	return TRUE
 
 /obj/item/nanite_remote/update_icon()
 	. = ..()

code/modules/research/rdconsole.dm

@@ -184,12 +184,14 @@ Nothing else in the console has ID requirements.
 	..()
 
 /obj/machinery/computer/rdconsole/emag_act(mob/user)
-	if(!(obj_flags & EMAGGED))
+	. = ..()
-		to_chat(user, "<span class='notice'>You disable the security protocols[locked? " and unlock the console":""].</span>")
+	if(obj_flags & EMAGGED)
-		playsound(src, "sparks", 75, 1)
+		return
-		obj_flags |= EMAGGED
+	to_chat(user, "<span class='notice'>You disable the security protocols[locked? " and unlock the console":""].</span>")
-		locked = FALSE
+	playsound(src, "sparks", 75, 1)
-	return ..()
+	obj_flags |= EMAGGED
+	locked = FALSE
+	return TRUE
 
 /obj/machinery/computer/rdconsole/multitool_act(mob/user, obj/item/multitool/I)
 	var/lathe = linked_lathe && linked_lathe.multitool_act(user, I)

code/modules/research/server.dm

@@ -155,8 +155,10 @@
 	src.updateUsrDialog()
 
 /obj/machinery/computer/rdservercontrol/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	playsound(src, "sparks", 75, 1)
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='notice'>You disable the security protocols.</span>")
+	return TRUE

code/modules/shuttle/computer.dm

@@ -63,11 +63,13 @@
 				to_chat(usr, "<span class='notice'>Unable to comply.</span>")
 
 /obj/machinery/computer/shuttle/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	req_access = list()
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='notice'>You fried the consoles ID checking system.</span>")
+	return TRUE
 
 /obj/machinery/computer/shuttle/proc/connect_to_shuttle(obj/docking_port/mobile/port, obj/docking_port/stationary/dock, idnum, override=FALSE)
 	if(port && (shuttleId == initial(shuttleId) || override))

code/modules/shuttle/emergency.dm

@@ -134,6 +134,8 @@
 		. = TRUE
 
 /obj/machinery/computer/emergency_shuttle/emag_act(mob/user)
+	. = ..()
+
 	// How did you even get on the shuttle before it go to the station?
 	if(!IS_DOCKED)
 		return
@@ -159,6 +161,7 @@
 		authorized += ID
 
 	process()
+	return TRUE
 
 /obj/machinery/computer/emergency_shuttle/Destroy()
 	// Our fake IDs that the emag generated are just there for colour
@@ -458,10 +461,12 @@
 	return
 
 /obj/machinery/computer/shuttle/pod/emag_act(mob/user)
+	. = SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='warning'>You fry the pod's alert level checking system.</span>")
+	return TRUE
 
 /obj/machinery/computer/shuttle/pod/connect_to_shuttle(obj/docking_port/mobile/port, obj/docking_port/stationary/dock, idnum, override=FALSE)
 	. = ..()

code/modules/shuttle/special.dm

@@ -48,7 +48,7 @@
 	return
 
 /obj/machinery/power/emitter/energycannon/magical/emag_act(mob/user)
-	return
+	return SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
 
 /obj/structure/table/abductor/wabbajack
 	name = "wabbajack altar"

code/modules/station_goals/shield.dm

@@ -172,9 +172,11 @@
 		change_meteor_chance(0.5)
 
 /obj/machinery/satellite/meteor_shield/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='notice'>You access the satellite's debug mode, increasing the chance of meteor strikes.</span>")
 	if(active)
 		change_meteor_chance(2)
+	return TRUE

code/modules/surgery/organs/augments_arms.dm

@@ -182,11 +182,12 @@
 	zone = BODY_ZONE_L_ARM
 
 /obj/item/organ/cyberimp/arm/toolset/emag_act()
-	if(!(locate(/obj/item/kitchen/knife/combat/cyborg) in items_list))
+	. = ..()
-		to_chat(usr, "<span class='notice'>You unlock [src]'s integrated knife!</span>")
+	if(locate(/obj/item/kitchen/knife/combat/cyborg) in items_list)
-		items_list += new /obj/item/kitchen/knife/combat/cyborg(src)
+		return
-		return 1
+	to_chat(usr, "<span class='notice'>You unlock [src]'s integrated knife!</span>")
-	return 0
+	items_list += new /obj/item/kitchen/knife/combat/cyborg(src)
+	return TRUE
 
 /obj/item/organ/cyberimp/arm/esword
 	name = "arm-mounted energy blade"

code/modules/vehicles/cars/clowncar.dm

@@ -63,11 +63,13 @@
 		DumpMobs(TRUE)
 
 /obj/vehicle/sealed/car/clowncar/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='danger'>You scramble the clowncar child safety lock and a panel with 6 colorful buttons appears!</span>")
 	initialize_controller_action_type(/datum/action/vehicle/sealed/RollTheDice, VEHICLE_CONTROL_DRIVE)
+	return TRUE
 
 /obj/vehicle/sealed/car/clowncar/Destroy()
   playsound(src, 'sound/vehicles/clowncar_fart.ogg', 100)

code/modules/vending/_vending.dm

@@ -65,7 +65,7 @@ IF YOU MODIFY THE PRODUCTS LIST OF A MACHINE, MAKE SURE TO UPDATE ITS RESUPPLY C
 	var/scan_id = 1
 	var/obj/item/coin/coin
 	var/obj/item/stack/spacecash/bill
-	
+
 	var/global/vending_cache = list() //used for storing the icons of items being vended
 
 	var/dish_quants = list()  //used by the snack machine's custom compartment to count dishes.
@@ -306,10 +306,12 @@ IF YOU MODIFY THE PRODUCTS LIST OF A MACHINE, MAKE SURE TO UPDATE ITS RESUPPLY C
 	. = ..()
 
 /obj/machinery/vending/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	obj_flags |= EMAGGED
 	to_chat(user, "<span class='notice'>You short out the product lock on [src].</span>")
+	return TRUE
 
 /obj/machinery/vending/_try_interact(mob/user)
 	if(seconds_electrified && !(stat & NOPOWER))

modular_citadel/code/game/machinery/plasmacases.dm

@@ -19,5 +19,6 @@
 	return MouseDrop(user)
 
 /obj/structure/guncase/plasma/emag_act()
-	to_chat(usr, "The locking mechanism is fitted with old style parts, The card has no effect.")
+	. = SEND_SIGNAL(src, COMSIG_ATOM_EMAG_ACT)
-	return
+	if(!.)
+		to_chat(usr, "The locking mechanism is fitted with old style parts, The card has no effect.")

modular_citadel/code/modules/cargo/console.dm

@@ -1,12 +1,13 @@
 /obj/machinery/computer/cargo
 	req_access = list(ACCESS_CARGO)
-	
+
 /obj/machinery/computer/cargo/request
 	req_access = list()
 
 /obj/machinery/computer/cargo/emag_act(mob/user)
-	req_access = list()
 	. = ..()
+	if(.)
+		req_access = list()
 
 /obj/machinery/computer/cargo/ui_act(action, params, datum/tgui/ui)
 	if(!allowed(usr))

modular_citadel/code/modules/reagents/reagent container/hypospraymkii.dm

@@ -138,12 +138,18 @@
 
 // Gunna allow this for now, still really don't approve - Pooj
 /obj/item/hypospray/mkii/emag_act(mob/user)
+	. = ..()
+	if(obj_flags & EMAGGED)
+		to_chat(user, "[src] happens to be already overcharged.")
+		return
 	inject_wait = COMBAT_WAIT_INJECT
 	spray_wait = COMBAT_WAIT_SPRAY
 	spray_self = COMBAT_SELF_INJECT
 	inject_self = COMBAT_SELF_SPRAY
 	penetrates = TRUE
 	to_chat(user, "You overcharge [src]'s control circuit.")
+	obj_flags |= EMAGGED
+	return TRUE
 
 /obj/item/hypospray/mkii/attack_hand(mob/user)
 	. = ..() //Don't bother changing this or removing it from containers will break.

tgstation.dme

@@ -2504,22 +2504,10 @@
 #include "code\modules\research\designs\AI_module_designs.dm"
 #include "code\modules\research\designs\biogenerator_designs.dm"
 #include "code\modules\research\designs\bluespace_designs.dm"
-#include "code\modules\research\designs\comp_board_designs\comp_board_designs_all_misc.dm"
-#include "code\modules\research\designs\comp_board_designs\comp_board_designs_cargo .dm"
-#include "code\modules\research\designs\comp_board_designs\comp_board_designs_engi.dm"
-#include "code\modules\research\designs\comp_board_designs\comp_board_designs_medical.dm"
-#include "code\modules\research\designs\comp_board_designs\comp_board_designs_sci.dm"
-#include "code\modules\research\designs\comp_board_designs\comp_board_designs_sec.dm"
 #include "code\modules\research\designs\computer_part_designs.dm"
 #include "code\modules\research\designs\electronics_designs.dm"
 #include "code\modules\research\designs\equipment_designs.dm"
 #include "code\modules\research\designs\limbgrower_designs.dm"
-#include "code\modules\research\designs\machine_desings\machine_designs_all_misc.dm"
-#include "code\modules\research\designs\machine_desings\machine_designs_cargo.dm"
-#include "code\modules\research\designs\machine_desings\machine_designs_engi.dm"
-#include "code\modules\research\designs\machine_desings\machine_designs_medical.dm"
-#include "code\modules\research\designs\machine_desings\machine_designs_sci.dm"
-#include "code\modules\research\designs\machine_desings\machine_designs_service.dm"
 #include "code\modules\research\designs\mecha_designs.dm"
 #include "code\modules\research\designs\mechfabricator_designs.dm"
 #include "code\modules\research\designs\medical_designs.dm"
@@ -2537,6 +2525,18 @@
 #include "code\modules\research\designs\autolathe_desings\autolathe_designs_sec_and_hacked.dm"
 #include "code\modules\research\designs\autolathe_desings\autolathe_designs_tcomms_and_misc.dm"
 #include "code\modules\research\designs\autolathe_desings\autolathe_designs_tools.dm"
+#include "code\modules\research\designs\comp_board_designs\comp_board_designs_all_misc.dm"
+#include "code\modules\research\designs\comp_board_designs\comp_board_designs_cargo .dm"
+#include "code\modules\research\designs\comp_board_designs\comp_board_designs_engi.dm"
+#include "code\modules\research\designs\comp_board_designs\comp_board_designs_medical.dm"
+#include "code\modules\research\designs\comp_board_designs\comp_board_designs_sci.dm"
+#include "code\modules\research\designs\comp_board_designs\comp_board_designs_sec.dm"
+#include "code\modules\research\designs\machine_desings\machine_designs_all_misc.dm"
+#include "code\modules\research\designs\machine_desings\machine_designs_cargo.dm"
+#include "code\modules\research\designs\machine_desings\machine_designs_engi.dm"
+#include "code\modules\research\designs\machine_desings\machine_designs_medical.dm"
+#include "code\modules\research\designs\machine_desings\machine_designs_sci.dm"
+#include "code\modules\research\designs\machine_desings\machine_designs_service.dm"
 #include "code\modules\research\machinery\_production.dm"
 #include "code\modules\research\machinery\circuit_imprinter.dm"
 #include "code\modules\research\machinery\departmental_circuit_imprinter.dm"