Fix veil of shadows

code/modules/spells/general/veil_of_shadows.dm

@@ -2,6 +2,7 @@
 	name = "Veil of Shadows"
 	desc = "Become intangable, invisible. Like a ghost."
 	charge_max = 400
+	spell_flags = NEEDSCLOTHES | Z2NOCAST
 	invocation_type = INVOKE_EMOTE
 	invocation = "flickers out of existance"
 	spell_flags = 0
@@ -14,18 +15,23 @@
 	spell_cost = 3
 	mana_cost = 20
 
+/datum/spell/veil_of_shadows/cast_check(skipcharge = FALSE, mob/user = usr, list/targets)
+	if(!ishuman(user))
+		return FALSE
+	if(user.GetMovementHandler(/datum/movement_handler/mob/incorporeal))
+		return FALSE
+	return ..()
+
 /datum/spell/veil_of_shadows/choose_targets(mob/user = usr)
-	if(!timer_id && istype(holder, /mob/living/carbon/human))
-		perform(user, list(holder))
 	perform(user, null)
 
 /datum/spell/veil_of_shadows/cast(list/targets, mob/user)
 	var/mob/living/carbon/human/H = user
 	H.AddMovementHandler(/datum/movement_handler/mob/incorporeal)
 	if(H.add_cloaking_source(src))
 		H.visible_message("<span class='warning'>\The [H] shrinks from view!</span>")
-	GLOB.moved_event.register(H,src,.proc/check_light)
-	timer_id = addtimer(CALLBACK(src,.proc/cancel_veil),duration, TIMER_STOPPABLE)
+	GLOB.moved_event.register(H, src,.proc/check_light)
+	timer_id = addtimer(CALLBACK(src, .proc/cancel_veil), duration, TIMER_STOPPABLE)
 
 /datum/spell/veil_of_shadows/proc/cancel_veil()
 	var/mob/living/carbon/human/H = holder
@@ -36,8 +42,8 @@
 	if(T.get_lumcount() > 0.1) //If we're somewhere somewhat shadowy we can stay invis as long as we stand still
 		drop_cloak()
 	else
-		GLOB.moved_event.unregister(H,src)
-		GLOB.moved_event.register(H,src,.proc/drop_cloak)
+		GLOB.moved_event.unregister(H, src)
+		GLOB.moved_event.register(H, src, .proc/drop_cloak)
 
 /datum/spell/veil_of_shadows/proc/drop_cloak()
 	var/mob/living/carbon/human/H = holder
@@ -56,4 +62,4 @@
 /datum/spell/veil_of_shadows/Destroy()
 	deltimer(timer_id)
 	cancel_veil()
-	.= ..()
+	return ..()