update to clothes.

code/modules/clothing/clothing.dm

@@ -41,6 +41,16 @@
 	var/dynamic_hair_suffix = ""//head > mask for head hair
 	var/dynamic_fhair_suffix = ""//mask > head for facial hair
 
+
+	//basically a restriction list.
+	var/list/species_restricted = null
+	//Basically syntax is species_restricted = list("Species Name","Species Name")
+	//Add a "exclude" string to do the opposite, making it only only species listed that can't wear it.
+	//You append this to clothing objects.
+
+
+
+
 /obj/item/clothing/Initialize()
 	. = ..()
 	if(CHECK_BITFIELD(clothing_flags, VOICEBOX_TOGGLABLE))
@@ -338,3 +348,39 @@ BLIND     // can't see anything
 		deconstruct(FALSE)
 	else
 		..()
+
+
+
+//Species-restricted clothing check. - Thanks Oraclestation, BS13, /vg/station etc.
+/obj/item/clothing/mob_can_equip(mob/M, slot, disable_warning = TRUE)
+
+	//if we can't equip the item anyway, don't bother with species_restricted (also cuts down on spam)
+	if(!..())
+		return FALSE
+
+	// Skip species restriction checks on non-equipment slots
+	if(slot in list(SLOT_IN_BACKPACK, SLOT_L_STORE, SLOT_R_STORE))
+		return TRUE
+
+	if(species_restricted && ishuman(M))
+
+		var/wearable = null
+		var/exclusive = null
+		var/mob/living/carbon/human/H = M
+
+		if("exclude" in species_restricted) //TURNS IT INTO A BLACKLIST - AKA ALL MINUS SPECIES LISTED.
+			exclusive = TRUE
+
+		if(H.dna.species)
+			if(exclusive)
+				if(!(H.dna.species.name in species_restricted))
+					wearable = TRUE
+			else
+				if(H.dna.species.name in species_restricted)
+					wearable = TRUE
+
+			if(!wearable)
+				to_chat(M, "<span class='warning'>Your species cannot wear [src].</span>")
+				return FALSE
+
+	return TRUE