Skeletons and slime people should no longer bleed "blood" when hit

code/modules/surgery/organs/blood.dm

@@ -187,7 +187,7 @@ var/const/BLOOD_VOLUME_SURVIVE = 122
 //Gets blood from mob to the container, preserving all data in it.
 /mob/living/carbon/proc/take_blood(obj/item/weapon/reagent_containers/container, var/amount)
 	var/datum/reagent/B = get_blood(container.reagents)
-	if(!B)	B = new /datum/reagent/blood
+	if(!istype(B, /datum/reagent/blood))	B = new /datum/reagent/blood
 	B.holder = container
 	B.volume += amount
 
@@ -241,7 +241,7 @@ var/const/BLOOD_VOLUME_SURVIVE = 122
 //Transfers blood from container ot vessels
 /mob/living/carbon/proc/inject_blood(obj/item/weapon/reagent_containers/container, var/amount)
 	var/datum/reagent/blood/injected = get_blood(container.reagents)
-	if (!injected)
+	if (!istype(injected))
 		return
 	var/list/sniffles = virus_copylist(injected.data["virus2"])
 	for(var/ID in sniffles)
@@ -269,7 +269,7 @@ var/const/BLOOD_VOLUME_SURVIVE = 122
 
 	var/datum/reagent/blood/our = get_blood(vessel)
 
-	if (!injected || !our)
+	if (!istype(injected) || !istype(our))
 		return
 	if(blood_incompatible(injected.data["blood_type"],our.data["blood_type"]) )
 		reagents.add_reagent("toxin",amount * 0.5)
@@ -289,6 +289,12 @@ var/const/BLOOD_VOLUME_SURVIVE = 122
 					return D
 	return res
 
+/mob/living/carbon/human/get_blood(datum/reagents/container)
+	if(species.exotic_blood)
+		return container.reagent_list[species.exotic_blood]
+	else
+		return ..()
+
 /proc/blood_incompatible(donor,receiver)
 
 	var/donor_antigen = copytext(donor,1,lentext(donor))
@@ -307,15 +313,28 @@ var/const/BLOOD_VOLUME_SURVIVE = 122
 		//AB is a universal receiver.
 	return 0
 
-proc/blood_splatter(var/target,var/datum/reagent/blood/source,var/large)
+/*
+Target: Thing to get bloody
+Source: Human or blood reagent
+Large: Whether the splat should be big or not
+*/
+/proc/blood_splatter(var/target,var/source,var/large)
 
 	var/obj/effect/decal/cleanable/blood/B
 	var/decal_type = /obj/effect/decal/cleanable/blood/splatter
 	var/turf/T = get_turf(target)
 
+	var/datum/reagent/blood/bld
 	if(istype(source,/mob/living/carbon/human))
-		var/mob/living/carbon/human/M = source
-		source = M.get_blood(M.vessel)
+		var/mob/living/carbon/human/H = source
+		bld = H.get_blood(H.vessel)
+		if(H.species.exotic_blood)
+			H.vessel.reaction(T, TOUCH)
+			return
+		else if(H.species.flags & NO_BLOOD)
+			return
+	else
+		bld = source
 
 	// Are we dripping or splattering?
 	var/list/drips = list()
@@ -337,24 +356,24 @@ proc/blood_splatter(var/target,var/datum/reagent/blood/source,var/large)
 		drop.drips |= drips
 
 	// If there's no data to copy, call it quits here.
-	if(!source)
+	if(!bld)
 		return B
 
 	// Update appearance.
-	if(source.data["blood_colour"])
-		B.basecolor = source.data["blood_colour"]
+	if(bld.data["blood_colour"])
+		B.basecolor = bld.data["blood_colour"]
 		B.update_icon()
 
 	// Update blood information.
-	if(source.data["blood_DNA"])
+	if(bld.data["blood_DNA"])
 		B.blood_DNA = list()
-		if(source.data["blood_type"])
-			B.blood_DNA[source.data["blood_DNA"]] = source.data["blood_type"]
+		if(bld.data["blood_type"])
+			B.blood_DNA[bld.data["blood_DNA"]] = bld.data["blood_type"]
 		else
-			B.blood_DNA[source.data["blood_DNA"]] = "O+"
+			B.blood_DNA[bld.data["blood_DNA"]] = "O+"
 
 	// Update virus information.
-	if(source.data["virus2"])
-		B.virus2 = virus_copylist(source.data["virus2"])
+	if(bld.data["virus2"])
+		B.virus2 = virus_copylist(bld.data["virus2"])
 
 	return B