Hard upstream sync (#6951)

* maps - none of our changes included yet i'll get them in after i finish up the rest of the sync

* sync part 1 - underscore folders in code

* controllers folder

* datums folder

* game folder

* cmon, work

* modules - admin to awaymissions

* cargo to events

* fields to lighting

* mapping > ruins

* rest of the code folder

* rest of the folders in the root directory

* DME

* fixes compiling errors. it compiles so it works

* readds map changes

* fixes dogborg module select

* fixes typo in moduleselect_alternate_icon filepath

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

@@ -202,6 +202,8 @@
 		var/list/cameras = flatten_list(bugged_cameras)
 		var/obj/machinery/camera/C = locate(href_list["monitor"]) in cameras
 		if(C && istype(C))
+			if(!same_z_level(C))
+				return
 			track_mode = BUGMODE_MONITOR
 			current = C
 			usr.reset_perspective(null)
@@ -221,6 +223,8 @@
 		var/list/cameras = flatten_list(bugged_cameras)
 		var/obj/machinery/camera/C = locate(href_list["emp"]) in cameras
 		if(C && istype(C) && C.bug == src)
+			if(!same_z_level(C))
+				return
 			C.emp_act(EMP_HEAVY)
 			C.bug = null
 			bugged_cameras -= C.c_tag
@@ -235,13 +239,11 @@
 		var/list/cameras = flatten_list(bugged_cameras)
 		var/obj/machinery/camera/C = locate(href_list["view"]) in cameras
 		if(C && istype(C))
+			if(!same_z_level(C))
+				return
 			if(!C.can_use())
 				to_chat(usr, "<span class='warning'>Something's wrong with that camera!  You can't get a feed.</span>")
 				return
-			var/turf/T = get_turf(loc)
-			if(!T || C.z != T.z)
-				to_chat(usr, "<span class='warning'>You can't get a signal!</span>")
-				return
 			current = C
 			spawn(6)
 				if(src.check_eye(usr))
@@ -293,6 +295,12 @@
 				break
 	src.updateSelfDialog()
 
+/obj/item/camera_bug/proc/same_z_level(var/obj/machinery/camera/C)
+	var/turf/T = get_turf(loc)
+	if(!T || C.z != T.z)
+		to_chat(usr, "<span class='warning'>You can't get a signal!</span>")
+		return FALSE
+	return TRUE
 
 #undef BUGMODE_LIST
 #undef BUGMODE_MONITOR