Adds container types INJECTABLE and DRAWABLE

code/game/atoms.dm

@@ -185,6 +185,19 @@
 /atom/proc/is_transparent()
 	return container_type & TRANSPARENT
 
+/atom/proc/is_injectable(allowmobs = TRUE)
+	if(isliving(src) && allowmobs)
+		var/mob/living/L = src
+		return L.can_inject()
+	if(container_type & OPENCONTAINER)
+		return TRUE
+	return container_type & INJECTABLE
+
+/atom/proc/is_drawable(allowmobs = TRUE)
+	if(is_injectable(allowmobs)) //Everything that can be injected can also be drawn from, but not vice versa
+		return TRUE
+	return container_type & DRAWABLE
+
 /atom/proc/allow_drop()
 	return 1
 

code/game/objects/items/weapons/cigs_lighters.dm

@@ -102,6 +102,7 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 	icon_state = "cigoff"
 	throw_speed = 0.5
 	item_state = "cigoff"
+	container_type = INJECTABLE
 	w_class = WEIGHT_CLASS_TINY
 	body_parts_covered = null
 	var/lit = FALSE