Merge pull request #4962 from Citadel-Station-13/upstream-merge-34514

[MIRROR] You can now buckle people to target stakes

code/game/objects/structures/target_stake.dm

@@ -3,8 +3,11 @@
 	desc = "A thin platform with negatively-magnetized wheels."
 	icon = 'icons/obj/objects.dmi'
 	icon_state = "target_stake"
-	density = TRUE
+	density = FALSE
 	flags_1 = CONDUCT_1
+	can_buckle = TRUE
+	max_buckled_mobs = 1
+	buckle_lying = FALSE
 	var/obj/item/target/pinned_target
 
 /obj/structure/target_stake/Destroy()
@@ -12,6 +15,20 @@
 		pinned_target.nullPinnedLoc()
 	return ..()
 
+/obj/structure/target_stake/proc/handle_density()
+	if(length(buckled_mobs) || pinned_target)
+		density = TRUE
+	else
+		density = FALSE
+
+/obj/structure/target_stake/post_buckle_mob()
+	handle_density()
+	return ..()
+
+/obj/structure/target_stake/post_unbuckle_mob()
+	handle_density()
+	return ..()
+
 /obj/structure/target_stake/proc/nullPinnedTarget()
 	pinned_target = null
 
@@ -28,6 +45,7 @@
 		T.pinnedLoc = src
 		T.density = TRUE
 		T.layer = OBJ_LAYER + 0.01
+		handle_density()
 		to_chat(user, "<span class='notice'>You slide the target into the stake.</span>")
 
 /obj/structure/target_stake/attack_hand(mob/user)
@@ -39,6 +57,7 @@
 	pinned_target.forceMove(user.loc)
 	pinned_target.nullPinnedLoc()
 	nullPinnedTarget()
+	handle_density()
 	if(ishuman(user))
 		if(!user.get_active_held_item())
 			user.put_in_hands(pinned_target)