Several Diona Fixes (#12135)

code/modules/mob/living/carbon/alien/diona/diona_nymph.dm

@@ -94,6 +94,8 @@
 		flower_color = get_random_colour(1)
 	. = ..(mapload)
 	//species = all_species[]
+	ingested = new /datum/reagents/metabolism(500, src, CHEM_INGEST)
+	reagents = ingested
 	set_species(SPECIES_DIONA)
 	setup_dionastats()
 	eat_types |= TYPE_ORGANIC

code/modules/mob/living/carbon/alien/diona/life.dm

@@ -14,6 +14,12 @@
 	if(touching) touching.metabolize()
 	if(bloodstr) bloodstr.metabolize()
 	if(breathing) breathing.metabolize()
+	if(ingested) ingested.metabolize()
+
+	for(var/_R in chem_doses)
+		if ((_R in bloodstr.reagent_volumes) || (_R in ingested.reagent_volumes) || (_R in breathing.reagent_volumes) || (_R in touching.reagent_volumes))
+			continue
+		chem_doses -= _R //We're no longer metabolizing this reagent. Remove it from chem_doses
 
 	// nutrition decrease
 	if(nutrition > 0 && stat != DEAD)

code/modules/mob/living/carbon/diona_base.dm

@@ -18,7 +18,11 @@ var/list/diona_banned_languages = list(
 	/datum/language/cultcommon,
 	/datum/language/corticalborer,
 	/datum/language/binary,
-	/datum/language/binary/drone)
+	/datum/language/binary/drone,
+	/datum/language/bug,
+	/datum/language/ling,
+	/datum/language/revenant,
+	/datum/language/machine)
 
 #define DIONA_LIGHT_COEFICIENT 0.25
 /mob/living/carbon/proc/diona_handle_light(var/datum/dionastats/DS) //Carbon is the highest common denominator between gestalts and nymphs. They will share light code
@@ -524,6 +528,7 @@ var/list/diona_banned_languages = list(
 	languages.Cut()
 
 	add_language(species.default_language) //They always have rootsong
+	accent = host.accent //Get the accent of the main gestalt
 
 	for (var/datum/language/L in host.languages)
 		var/chance = 40
@@ -548,7 +553,7 @@ var/list/diona_banned_languages = list(
 	if(!gestalt)
 		to_chat(src, SPAN_WARNING("You have no Gestalt!"))
 	else if(gestalt.stat == DEAD)
-		to_chat(src, SPAN_DANGER("Your Gestlat is not responding! Something could have happened to it!"))
+		to_chat(src, SPAN_DANGER("Your Gestalt is not responding! Something might have happened to it!"))
 	else
 		gestalt.key = key
 		return TRUE
@@ -559,9 +564,11 @@ var/list/diona_banned_languages = list(
 	set desc = "Allows you to merge back to your parent Gestalt."
 	set category = "Abilities"
 
-	for(var/mob/living/carbon/human/H in view(src, 7))
+	for(var/mob/living/carbon/human/H in range(1))
 		if(!H.is_diona())
 			continue
+		if(!Adjacent(H))
+			continue
 		var/mob/living/carbon/human/diona/C = H
 		if(C == gestalt)
 			C.nutrition += REGROW_FOOD_REQ * 0.75

code/modules/mob/living/carbon/human/diona_gestalt.dm

@@ -278,6 +278,7 @@
 	M.detached = TRUE
 	M.update_verbs(TRUE)
 	M.languages = languages.Copy()
+	M.accent = accent
 
 	update_dionastats() //Re-find the organs in case they were lost or regained
 	nutrition -= REGROW_FOOD_REQ