hijack implant

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

@@ -701,7 +701,7 @@ GLOBAL_LIST_EMPTY(PDAs)
 	return
 
 /obj/item/pda/proc/remove_id(mob/user)
-	if(issilicon(user) || !user.canUseTopic(src, BE_CLOSE, FALSE, NO_TK))
+	if(hasSiliconAccessInArea(user,get_area(src)) || !user.canUseTopic(src, BE_CLOSE, FALSE, NO_TK))
 		return
 	do_remove_id(user)
 
@@ -869,7 +869,7 @@ GLOBAL_LIST_EMPTY(PDAs)
 	remove_pen()
 
 /obj/item/pda/proc/toggle_light()
-	if(issilicon(usr) || !usr.canUseTopic(src, BE_CLOSE))
+	if(hasSiliconAccessInArea(usr,get_area(src)) || !usr.canUseTopic(src, BE_CLOSE))
 		return
 	if(fon)
 		fon = FALSE
@@ -881,7 +881,7 @@ GLOBAL_LIST_EMPTY(PDAs)
 
 /obj/item/pda/proc/remove_pen()
 
-	if(issilicon(usr) || !usr.canUseTopic(src, BE_CLOSE, FALSE, NO_TK))
+	if(hasSiliconAccessInArea(usr,get_area(src)) || !usr.canUseTopic(src, BE_CLOSE, FALSE, NO_TK))
 		return
 
 	if(inserted_item)

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

@@ -587,7 +587,7 @@ Code:
 /obj/item/cartridge/Topic(href, href_list)
 	..()
 
-	if(!usr.canUseTopic(src, !issilicon(usr)))
+	if(!usr.canUseTopic(src, !hasSiliconAccessInArea(usr,get_area(src))))
 		usr.unset_machine()
 		usr << browse(null, "window=pda")
 		return

code/game/objects/items/implants/implant_hijack.dm

@@ -0,0 +1,75 @@
+#define HIJACK_APC_MAX_AMOUNT 4
+
+/obj/item/implant/hijack
+	name = "hijack implant"
+	desc = "Allows you to control the machinery in a room by hacking into the APC."
+	actions_types = list(/datum/action/item_action/hands_free/activate, /datum/action/item_action/removeAPCs, /datum/action/item_action/accessAPCs)
+	activated = 1
+	var/toggled = FALSE
+	icon_state = "hijack"
+	var/eye_color
+
+/obj/item/implant/hijack/activate()
+	. = ..()
+	toggled = !toggled
+	if (toggled)
+		imp_in.click_intercept = src
+		imp_in.siliconaccesstoggle = TRUE
+		to_chat(imp_in,"<span class='notice'>You turn on [src]'s silicon interactions.</span>")
+		if (ishuman(imp_in))
+			var/mob/living/carbon/human/H = imp_in
+			H.eye_color = "ff0"
+			H.dna.update_ui_block(DNA_EYE_COLOR_BLOCK)
+			H.update_body()
+	else
+		imp_in.click_intercept = null
+		imp_in.siliconaccesstoggle = FALSE
+		to_chat(imp_in,"<span class='notice'>You turn off [src]'s silicon interactions.</span>")
+		if (ishuman(imp_in))
+			var/mob/living/carbon/human/H = imp_in
+			H.eye_color = eye_color
+			H.dna.update_ui_block(DNA_EYE_COLOR_BLOCK)
+			H.update_body()
+
+/obj/item/implant/hijack/implant(mob/living/target, mob/user, silent = FALSE)
+	if(..())
+		ADD_TRAIT(target, TRAIT_HIJACKER, "implant")
+		if (ishuman(target))
+			var/mob/living/carbon/human/H = target
+			eye_color = H.eye_color
+		return TRUE
+
+/obj/item/implant/hijack/removed(mob/target, silent = FALSE, special = 0)
+	if(..())
+		REMOVE_TRAIT(target, TRAIT_HIJACKER, "implant")
+		if (ishuman(target))
+			var/mob/living/carbon/human/H = target
+			H.eye_color = eye_color
+		return TRUE
+
+/obj/item/implant/hijack/proc/InterceptClickOn(mob/living/user,params,atom/object)
+	if (!toggled)
+		return
+	if (user.get_active_held_item())
+		return
+	if (isitem(object))
+		return
+	var/area/a = get_area(object)
+	if (!hasSiliconAccessInArea(imp_in,a))
+		return
+	var/list/modifiers = params2list(params)
+	imp_in.face_atom(object)
+	if (modifiers["shift"] && modifiers["ctrl"])
+		object.AICtrlShiftClick(imp_in)
+		return TRUE
+	if (modifiers["shift"])
+		object.AIShiftClick(imp_in)
+		return TRUE
+	if (modifiers["ctrl"])
+		object.AICtrlClick(imp_in)
+		return TRUE
+	if (modifiers["alt"])
+		object.AIAltClick(imp_in)
+		return TRUE
+	object.attack_ai(imp_in)
+	return TRUE

code/game/objects/items/implants/implanter.dm

@@ -74,4 +74,8 @@
 
 /obj/item/implanter/stealth
 	name = "implanter (stealth)"
-	imp_type = /obj/item/implant/stealth
+	imp_type = /obj/item/implant/stealth
+
+/obj/item/implanter/hijack
+	name = "implanter (hijack)"
+	imp_type = /obj/item/implant/hijack

code/game/objects/objs.dm

@@ -125,7 +125,7 @@
 			if ((M.client && M.machine == src))
 				is_in_use = TRUE
 				ui_interact(M)
-		if(isAI(usr) || iscyborg(usr) || IsAdminGhost(usr))
+		if(isAI(usr) || iscyborg(usr) || IsAdminGhost(usr) || hasSiliconAccessInArea(usr,get_area(src)))
 			if (!(usr in nearby))
 				if (usr.client && usr.machine==src) // && M.machine == src is omitted because if we triggered this by using the dialog, it doesn't matter if our machine changed in between triggering it and this - the dialog is probably still supposed to refresh.
 					is_in_use = TRUE

code/game/objects/structures/morgue.dm

@@ -168,7 +168,7 @@ GLOBAL_LIST_EMPTY(bodycontainers) //Let them act as spawnpoints for revenants an
 
 /obj/structure/bodycontainer/morgue/AltClick(mob/user)
 	. = ..()
-	if(!user.canUseTopic(src, !issilicon(user)))
+	if(!user.canUseTopic(src, !hasSiliconAccessInArea(user,get_area(src))))
 		return
 	beeper = !beeper
 	to_chat(user, "<span class='notice'>You turn the speaker function [beeper ? "on" : "off"].</span>")