Several Diona Fixes (#12135)

code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Dispenser.dm

@@ -296,7 +296,7 @@
 /decl/reagent/lithium/affect_blood(var/mob/living/carbon/M, var/alien, var/removed, var/datum/reagents/holder)
 	if(M.canmove && !M.restrained() && !(istype(M.loc, /turf/space)))
 		step(M, pick(cardinal))
-	if(prob(5))
+	if(prob(5) && ishuman(M))
 		M.emote(pick("twitch", "drool", "moan"))
 
 /decl/reagent/mercury
@@ -323,7 +323,7 @@
 		M.confused = max(M.confused, 10)
 	if(dose > 4)
 		M.add_chemical_effect(CE_CLUMSY, 1)
-		if(prob(dose/4))
+		if(prob(dose/4) && ishuman(M))
 			M.emote(pick("twitch", "shiver", "drool"))
 		if(prob(dose/4))
 			M.visible_message("<b>[M]</b> chuckles spontaneously.", "You chuckle spontaneously.")
@@ -446,7 +446,7 @@
 		M.take_organ_damage(0, removed * power * 0.2) //burn damage, since it causes chemical burns. Acid doesn't make bones shatter, like brute trauma would.
 		return
 	if(!M.unacidable && removed > 0)
-		if(istype(M, /mob/living/carbon/human) && REAGENT_VOLUME(holder, type) >= meltdose)
+		if(ishuman(M) && REAGENT_VOLUME(holder, type) >= meltdose)
 			var/mob/living/carbon/human/H = M
 			var/obj/item/organ/external/affecting = H.get_organ(BP_HEAD)
 			if(affecting)

code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Drugs.dm

@@ -54,7 +54,7 @@
 
 /decl/reagent/serotrotium/affect_blood(var/mob/living/carbon/M, var/alien, var/removed, var/datum/reagents/holder)
 	var/mob/living/carbon/human/H = M
-	if(istype(H) && (H.species.flags & NO_BLOOD))
+	if(!istype(H) || (istype(H) && (H.species.flags & NO_BLOOD))) //If we're not human OR if we're human but don't have blood. 
 		return
 	if(prob(7))
 		M.emote(pick("twitch", "drool", "moan", "gasp"))
@@ -93,7 +93,7 @@
 		M.add_chemical_effect(CE_NEUROTOXIC, 3*removed)
 	if(prob(50))
 		M.drowsiness = max(M.drowsiness, 3)
-	if(prob(10))
+	if(prob(10) && ishuman(M))
 		M.emote("drool")
 
 /decl/reagent/mindbreaker
@@ -130,24 +130,20 @@
 	if(dose < 1)
 		M.apply_effect(3, STUTTER)
 		M.make_dizzy(5)
-		if(prob(5))
-			M.emote(pick("twitch", "giggle"))
 	else if(dose < 2)
 		M.apply_effect(3, STUTTER)
 		M.make_jittery(5)
 		M.dizziness = max(150, M.dizziness)
 		M.make_dizzy(5)
 		M.druggy = max(M.druggy, 35)
-		if(prob(10))
-			M.emote(pick("twitch", "giggle"))
 	else
 		M.apply_effect(3, STUTTER)
 		M.make_jittery(10)
 		M.dizziness = max(150, M.dizziness)
 		M.make_dizzy(10)
 		M.druggy = max(M.druggy, 40)
-		if(prob(15))
-			M.emote(pick("twitch", "giggle"))
+	if(ishuman(M) && prob(min(15, dose*5)))
+		M.emote(pick("twitch", "giggle"))
 
 /decl/reagent/raskara_dust
 	name = "Raskara Dust"
@@ -167,7 +163,7 @@
 /decl/reagent/raskara_dust/affect_breathe(var/mob/living/carbon/M, var/alien, var/removed, var/datum/reagents/holder)
 	M.add_chemical_effect(CE_PAINKILLER, 25)
 	M.drowsiness += 2 * removed
-	if(prob(5))
+	if(prob(5) && ishuman(M))
 		M.emote("cough")
 
 /decl/reagent/raskara_dust/affect_blood(var/mob/living/carbon/M, var/alien, var/removed, var/datum/reagents/holder)
@@ -274,8 +270,9 @@
 	M.add_chemical_effect(CE_PAINKILLER, 40) // basically like Perconol, but a bit worse
 	// doesn't make you vomit, though
 	if(prob(7))
-		M.emote(pick("twitch", "drool", "moan", "giggle"))
 		to_chat(M, SPAN_WARNING(pick("You feel great!", "You don't have a care in the world.", "You couldn't care less about anything.", "You feel so relaxed...")))
+		if(ishuman(M))
+			M.emote(pick("twitch", "drool", "moan", "giggle"))
 	M.adjustOxyLoss(0.01 * removed)
 	if(M.losebreath < 5)
 		M.losebreath++

code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Food-Drinks.dm

@@ -121,7 +121,7 @@
 	if(injectable)
 		affect_ingest(M, alien, removed, holder)
 
-/decl/reagent/nutriment/affect_ingest(var/mob/living/carbon/human/M, var/alien, var/removed, var/datum/reagents/holder)
+/decl/reagent/nutriment/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed, var/datum/reagents/holder)
 	if(!istype(M))
 		return
 	var/obj/item/organ/internal/parasite/P = M.internal_organs_by_name["blackkois"]

code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Toxins.dm

@@ -471,7 +471,7 @@
 	M.add_chemical_effect(CE_PULSE, -2)
 	var/dose = M.chem_doses[type]
 	if(dose < 2)
-		if(dose == metabolism * 2 || prob(5))
+		if(ishuman(M) && (dose == metabolism * 2 || prob(5)))
 			M.emote("yawn")
 	else if(dose < 3.5)
 		M.eye_blurry = max(M.eye_blurry, 10)