var/list/department_radio_keys = list(
	  ":r" = "right ear",	"#r" = "right ear",		".r" = "right ear",
	  ":l" = "left ear",	"#l" = "left ear",		".l" = "left ear",
	  ":i" = "intercom",	"#i" = "intercom",		".i" = "intercom",
	  ":h" = "department",	"#h" = "department",	".h" = "department",
	  ":+" = "special",		"#+" = "special",		".+" = "special", //activate radio-specific special functions
	  ":c" = "Command",		"#c" = "Command",		".c" = "Command",
	  ":n" = "Science",		"#n" = "Science",		".n" = "Science",
	  ":m" = "Medical",		"#m" = "Medical",		".m" = "Medical",
	  ":e" = "Engineering", "#e" = "Engineering",	".e" = "Engineering",
	  ":s" = "Security",	"#s" = "Security",		".s" = "Security",
	  ":w" = "whisper",		"#w" = "whisper",		".w" = "whisper",
	  ":t" = "Syndicate",	"#t" = "Syndicate",		".t" = "Syndicate",
	  ":u" = "Supply",		"#u" = "Supply",		".u" = "Supply",
	  ":z" = "Service",		"#z" = "Service",		".z" = "Service",
	  ":p" = "AI Private",	"#p" = "AI Private",	".p" = "AI Private",

	  ":R" = "right ear",	"#R" = "right ear",		".R" = "right ear",
	  ":L" = "left ear",	"#L" = "left ear",		".L" = "left ear",
	  ":I" = "intercom",	"#I" = "intercom",		".I" = "intercom",
	  ":H" = "department",	"#H" = "department",	".H" = "department",
	  ":C" = "Command",		"#C" = "Command",		".C" = "Command",
	  ":N" = "Science",		"#N" = "Science",		".N" = "Science",
	  ":M" = "Medical",		"#M" = "Medical",		".M" = "Medical",
	  ":E" = "Engineering",	"#E" = "Engineering",	".E" = "Engineering",
	  ":S" = "Security",	"#S" = "Security",		".S" = "Security",
	  ":W" = "whisper",		"#W" = "whisper",		".W" = "whisper",
	  ":T" = "Syndicate",	"#T" = "Syndicate",		".T" = "Syndicate",
	  ":U" = "Supply",		"#U" = "Supply",		".U" = "Supply",
	  ":Z" = "Service",		"#Z" = "Service",		".Z" = "Service",
	  ":P" = "AI Private",	"#P" = "AI Private",	".P" = "AI Private"
)


var/list/channel_to_radio_key = new
proc/get_radio_key_from_channel(var/channel)
	var/key = channel_to_radio_key[channel]
	if(!key)
		for(var/radio_key in department_radio_keys)
			if(department_radio_keys[radio_key] == channel)
				key = radio_key
				break
		if(!key)
			key = ""
		channel_to_radio_key[channel] = key

	return key

/mob/living/proc/binarycheck()

	if (istype(src, /mob/living/silicon/pai))
		return

	if (!ishuman(src))
		return

	var/mob/living/carbon/human/H = src
	if (H.l_ear || H.r_ear)
		var/obj/item/device/radio/headset/dongle
		if(istype(H.l_ear,/obj/item/device/radio/headset))
			dongle = H.l_ear
		else
			dongle = H.r_ear
		if(!istype(dongle)) return
		if(dongle.translate_binary) return 1

/mob/living/proc/get_default_language()
	return default_language

/mob/living/say(var/message, var/datum/language/speaking = null, var/verb="says", var/alt_name="", var/italics=0, var/message_range = world.view, var/sound/speech_sound, var/sound_vol)

	var/turf/T = get_turf(src)

	//handle nonverbal and sign languages here
	if (speaking)
		if (speaking.flags & NONVERBAL)
			if (prob(30))
				src.custom_emote(1, "[pick(speaking.signlang_verb)].")

		if (speaking.flags & SIGNLANG)
			return say_signlang(message, pick(speaking.signlang_verb), speaking)

	var/list/listening = list()
	var/list/listening_obj = list()

	if(T)
		//make sure the air can transmit speech - speaker's side
		var/datum/gas_mixture/environment = T.return_air()
		var/pressure = (environment)? environment.return_pressure() : 0
		if(pressure < SOUND_MINIMUM_PRESSURE)
			message_range = 1

		if (pressure < ONE_ATMOSPHERE*0.4) //sound distortion pressure, to help clue people in that the air is thin, even if it isn't a vacuum yet
			italics = 1
			sound_vol *= 0.5 //muffle the sound a bit, so it's like we're actually talking through contact

		var/list/hear = hear(message_range, T)
		var/list/hearturfs = list()

		for(var/I in hear)
			if(istype(I, /mob/))
				var/mob/M = I
				listening += M
				hearturfs += M.locs[1]
				for(var/obj/O in M.contents)
					listening_obj |= O
			else if(istype(I, /obj/))
				var/obj/O = I
				hearturfs += O.locs[1]
				listening_obj |= O

		for(var/mob/M in player_list)
			if (!M.client)
				continue //skip monkeys and leavers
			if (istype(M, /mob/new_player))
				continue
			if(M.stat == DEAD && M.client && (M.client.prefs.toggles & CHAT_GHOSTEARS) && src.client) // src.client is so that ghosts don't have to listen to mice
				listening |= M
				continue
			if(M.loc && M.locs[1] in hearturfs)
				listening |= M

	var/speech_bubble_test = say_test(message)
	var/image/speech_bubble = image('icons/mob/talk.dmi',src,"h[speech_bubble_test]")
	spawn(30) qdel(speech_bubble)

	for(var/mob/M in listening)
		M << speech_bubble
		M.hear_say(message, verb, speaking, alt_name, italics, src, speech_sound, sound_vol)

	for(var/obj/O in listening_obj)
		spawn(0)
			if(O) //It's possible that it could be deleted in the meantime.
				O.hear_talk(src, message, verb, speaking)

	log_say("[name]/[key] : [message]")
	return 1

/mob/living/proc/say_signlang(var/message, var/verb="gestures", var/datum/language/language)
	for (var/mob/O in viewers(src, null))
		O.hear_signlang(message, verb, language, src)
	return 1

/obj/effect/speech_bubble
	var/mob/parent

/mob/living/proc/GetVoice()
	return name