Revert "Bay update."

code/modules/power/apc.dm

@@ -493,6 +493,8 @@
 					user << "<span class='warning'>There is nothing to secure.</span>"
 					return
 				update_icon()
+		else if(emagged)
+			user << "The interface is broken."
 		else
 			wiresexposed = !wiresexposed
 			user << "The wires have been [wiresexposed ? "exposed" : "unexposed"]"
@@ -621,9 +623,8 @@
 			qdel(W)
 			stat &= ~BROKEN
 			// Malf AI, removes the APC from AI's hacked APCs list.
-			if(hacker && hacker.hacked_apcs && (src in hacker.hacked_apcs))
+			if(hacker && hacker.hacked_apcs && src in hacker.hacked_apcs)
 				hacker.hacked_apcs -= src
-				hacker = null
 			if (opened==2)
 				opened = 1
 			update_icon()
@@ -734,7 +735,7 @@
 		return
 
 	var/list/data = list(
-		"locked" = (locked && !emagged) ? 1 : 0,
+		"locked" = locked,
 		"isOperating" = operating,
 		"externalPower" = main_status,
 		"powerCellStatus" = cell ? cell.percent() : null,
@@ -849,7 +850,7 @@
 				user << "<span class='danger'>\The [src] have AI control disabled!</span>"
 			return 0
 	else
-		if (!in_range(src, user) || !istype(src.loc, /turf))
+		if ((!in_range(src, user) || !istype(src.loc, /turf) || hacker)) // AI-hacked APCs cannot be controlled by other AIs, unlinked cyborgs or humans.
 			return 0
 	var/mob/living/carbon/human/H = user
 	if (istype(H) && prob(H.getBrainLoss()))