/
language_holder.dm
516 lines (445 loc) · 18.9 KB
/
language_holder.dm
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/*!Language holders will either exist in an atom/movable. Creation of language holders happens
automatically when they are needed, for example when something tries to speak.
Where a mind is available, the mind language holder will be the one "in charge". The mind holder
will update its languages based on the atom holder, and will get updated as part of
transformations and other events that cause new languages to become available.
Every language holder has three lists of languages (and sources for each of them):
- understood_languages
- spoken_languages
- blocked_languages
Understood languages let you understand them, spoken languages lets you speak them
(if your tongue is compatible), and blocked languages will let you do neither no matter
what the source of the language is.
Language holders are designed to mostly only ever require the use the helpers in atom/movable
to achieve your goals, but it is also possible to work on them directly if needed. Any adding
and removing of languages and sources should only happen through the procs, as directly changing
these will mess something up somewhere down the line.
All atom movables have the initial_language_holder var which allows you to set the default language
holder to create. For example, /datum/language_holder/alien will give you xenocommon and a block for
galactic common. Human species also have a default language holder var that will be updated on
species change, initial_species_holder.
Key procs
* [grant_language](atom/movable.html#proc/grant_language)
* [remove_language](atom/movable.html#proc/remove_language)
* [add_blocked_language](atom/movable.html#proc/add_blocked_language)
* [remove_blocked_language](atom/movable.html#proc/remove_blocked_language)
* [grant_all_languages](atom/movable.html#proc/grant_all_languages)
* [remove_all_languages](atom/movable.html#proc/remove_all_languages)
* [has_language](atom/movable.html#proc/has_language)
* [can_speak_language](atom/movable.html#proc/can_speak_language)
* [get_selected_language](atom/movable.html#proc/get_selected_language)
*/
/datum/language_holder
/// Lazyassoclist of all understood languages
var/list/understood_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
/// Lazyassoclist of languages that can be spoken.
/// Tongue organ may also set limits beyond this list.
var/list/spoken_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
/// Lazyassoclist of blocked languages.
/// Used to prevent understanding and speaking certain languages, ie for certain mobs, mutations etc.
var/list/blocked_languages
/// If true, overrides tongue aforementioned limitations.
var/omnitongue = FALSE
/// Handles displaying the language menu UI.
var/datum/language_menu/language_menu
/// Currently spoken language
var/selected_language
/// Tracks the entity that owns the holder.
var/atom/movable/owner
/// Initializes, and copies in the languages from the current atom if available.
/datum/language_holder/New(atom/new_owner)
if(new_owner)
if(QDELETED(new_owner))
CRASH("Langauge holder added to a qdeleting thing, what the fuck [text_ref(new_owner)]")
if(!ismovable(new_owner))
CRASH("Language holder being added to a non-movable thing, this is invalid (was: [new_owner] / [new_owner.type])")
owner = new_owner
// If we have an owner, we'll set a default selected language
if(owner)
get_selected_language()
/datum/language_holder/Destroy()
QDEL_NULL(language_menu)
owner = null
return ..()
/// Grants the supplied language.
/datum/language_holder/proc/grant_language(language, language_flags = ALL, source = LANGUAGE_MIND)
if(language_flags & UNDERSTOOD_LANGUAGE)
LAZYORASSOCLIST(understood_languages, language, source)
. = TRUE
if(language_flags & SPOKEN_LANGUAGE)
LAZYORASSOCLIST(spoken_languages, language, source)
. = TRUE
return .
/// Grants every language to understood and spoken, and gives omnitongue.
/datum/language_holder/proc/grant_all_languages(language_flags = ALL, grant_omnitongue = TRUE, source = LANGUAGE_MIND)
for(var/language in GLOB.all_languages)
grant_language(language, language_flags, source)
if(grant_omnitongue) // Overrides tongue limitations.
omnitongue = TRUE
return TRUE
/// Removes a single language or source, removing all sources returns the pre-removal state of the language.
/datum/language_holder/proc/remove_language(language, language_flags = ALL, source = LANGUAGE_ALL)
if(language_flags & UNDERSTOOD_LANGUAGE)
if(source == LANGUAGE_ALL)
LAZYREMOVE(understood_languages, language)
else
LAZYREMOVEASSOC(understood_languages, language, source)
. = TRUE
if(language_flags & SPOKEN_LANGUAGE)
if(source == LANGUAGE_ALL)
LAZYREMOVE(spoken_languages, language)
else
LAZYREMOVEASSOC(spoken_languages, language, source)
. = TRUE
return .
/// Removes every language and optionally sets omnitongue false. If a non default source is supplied, only removes that source.
/datum/language_holder/proc/remove_all_languages(source = LANGUAGE_ALL, remove_omnitongue = FALSE)
for(var/language in GLOB.all_languages)
remove_language(language, ALL, source)
if(remove_omnitongue)
omnitongue = FALSE
return TRUE
/// Adds a single language or list of languages to the blocked language list.
/datum/language_holder/proc/add_blocked_language(languages, source = LANGUAGE_MIND)
if(!islist(languages))
languages = list(languages)
for(var/language in languages)
LAZYORASSOCLIST(blocked_languages, language, source)
return TRUE
/// Removes a single language or list of languages from the blocked language list.
/datum/language_holder/proc/remove_blocked_language(languages, source = LANGUAGE_MIND)
if(!islist(languages))
languages = list(languages)
for(var/language in languages)
if(source == LANGUAGE_ALL)
LAZYREMOVE(blocked_languages, language)
else
LAZYREMOVEASSOC(blocked_languages, language, source)
return TRUE
/// Checks if you have the language passed.
/datum/language_holder/proc/has_language(language, flag_to_check = UNDERSTOOD_LANGUAGE)
if(language in blocked_languages)
return FALSE
var/list/langs_to_check = list()
if(flag_to_check & SPOKEN_LANGUAGE)
langs_to_check |= spoken_languages
if(flag_to_check & UNDERSTOOD_LANGUAGE)
langs_to_check |= understood_languages
return language in langs_to_check
/// Checks if you can speak the language. Tongue limitations should be supplied as an argument.
/datum/language_holder/proc/can_speak_language(language)
var/can_speak_language_path = omnitongue || owner.could_speak_language(language)
return (can_speak_language_path && has_language(language, SPOKEN_LANGUAGE))
/// Returns selected language if it can be spoken, or decides, sets and returns a new selected language if possible.
/datum/language_holder/proc/get_selected_language()
if(selected_language && can_speak_language(selected_language))
return selected_language
selected_language = null
var/highest_priority
for(var/lang in spoken_languages)
var/datum/language/language = lang
var/priority = initial(language.default_priority)
if((!highest_priority || (priority > highest_priority)) && !(language in blocked_languages))
if(can_speak_language(language))
selected_language = language
highest_priority = priority
return selected_language
/// Gets a random understood language, useful for hallucinations and such.
/datum/language_holder/proc/get_random_understood_language()
return pick(understood_languages)
/// Gets a random spoken language, useful for forced speech and such.
/datum/language_holder/proc/get_random_spoken_language()
return pick(spoken_languages)
/// Gets a random spoken language, trying to get a non-common language.
/datum/language_holder/proc/get_random_spoken_uncommon_language()
var/list/languages_minus_common = assoc_to_keys(spoken_languages) - /datum/language/common
// They have a language other than common
if(length(languages_minus_common))
return pick(languages_minus_common)
// They can only speak common, oh well.
else
return /datum/language/common
/// Opens a language menu reading from the language holder.
/datum/language_holder/proc/open_language_menu(mob/user)
if(!language_menu)
language_menu = new (src)
language_menu.ui_interact(user)
/// Copies all languages from the supplied atom/language holder. Source should be overridden when you
/// do not want the language overwritten by later atom updates or want to avoid blocked languages.
/datum/language_holder/proc/copy_languages(datum/language_holder/from_holder, source_override)
if(source_override) //No blocked languages here, for now only used by ling absorb.
for(var/language in from_holder.understood_languages)
grant_language(language, UNDERSTOOD_LANGUAGE, source_override)
for(var/language in from_holder.spoken_languages)
grant_language(language, SPOKEN_LANGUAGE, source_override)
else
for(var/language in from_holder.understood_languages)
grant_language(language, UNDERSTOOD_LANGUAGE, from_holder.understood_languages[language])
for(var/language in from_holder.spoken_languages)
grant_language(language, SPOKEN_LANGUAGE, from_holder.spoken_languages[language])
for(var/language in from_holder.blocked_languages)
add_blocked_language(language, from_holder.blocked_languages[language])
return TRUE
/// Transfers all mind languages to the supplied language holder.
/datum/language_holder/proc/transfer_mind_languages(datum/language_holder/to_holder)
for(var/language in understood_languages)
if(LANGUAGE_MIND in understood_languages[language])
remove_language(language, UNDERSTOOD_LANGUAGE, LANGUAGE_MIND)
to_holder.grant_language(language, UNDERSTOOD_LANGUAGE, LANGUAGE_MIND)
for(var/language in spoken_languages)
if(LANGUAGE_MIND in spoken_languages[language])
remove_language(language, SPOKEN_LANGUAGE, LANGUAGE_MIND)
to_holder.grant_language(language, SPOKEN_LANGUAGE, LANGUAGE_MIND)
for(var/language in blocked_languages)
if(LANGUAGE_MIND in blocked_languages[language])
remove_blocked_language(language, LANGUAGE_MIND)
to_holder.add_blocked_language(language, LANGUAGE_MIND)
if(owner)
get_selected_language()
if(to_holder.owner)
to_holder.get_selected_language()
/// A global assoc list containing prototypes of all language holders
/// [Language holder typepath] to [language holder instance]
/// Used for easy reference of what can speak what without needing to constantly recreate language holders.
GLOBAL_LIST_INIT(prototype_language_holders, init_language_holder_prototypes())
/// Inits the global list of language holder prototypes.
/proc/init_language_holder_prototypes()
var/list/prototypes = list()
for(var/holdertype in typesof(/datum/language_holder))
prototypes[holdertype] = new holdertype()
return prototypes
/*
* Specific language holders presets
*
* Prefer to use [LANGUGAE_ATOM]. Atom languages will stick through species changes but not mindswaps.
*/
/datum/language_holder/alien
understood_languages = list(/datum/language/xenocommon = list(LANGUAGE_ATOM))
spoken_languages = list(/datum/language/xenocommon = list(LANGUAGE_ATOM))
blocked_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
/datum/language_holder/construct
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/narsie = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/narsie = list(LANGUAGE_ATOM),
)
/datum/language_holder/drone
understood_languages = list(/datum/language/drone = list(LANGUAGE_ATOM))
spoken_languages = list(/datum/language/drone = list(LANGUAGE_ATOM))
blocked_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
/datum/language_holder/drone/syndicate
blocked_languages = null
/datum/language_holder/human_basic
understood_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
spoken_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
/datum/language_holder/jelly
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/slime = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/slime = list(LANGUAGE_ATOM),
)
/datum/language_holder/lightbringer
understood_languages = list(/datum/language/slime = list(LANGUAGE_ATOM))
spoken_languages = list(/datum/language/slime = list(LANGUAGE_ATOM))
blocked_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
/datum/language_holder/lizard
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/draconic = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/draconic = list(LANGUAGE_ATOM),
)
/datum/language_holder/lizard/ash
selected_language = /datum/language/draconic
/datum/language_holder/lizard/silver
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM), // yes we hear you, but we refuse to speak your peasant language
/datum/language/uncommon = list(LANGUAGE_ATOM),
/datum/language/draconic = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/uncommon = list(LANGUAGE_ATOM),
/datum/language/draconic = list(LANGUAGE_ATOM),
)
selected_language = /datum/language/uncommon
/datum/language_holder/monkey
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/monkey = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/monkey = list(LANGUAGE_ATOM),
)
/datum/language_holder/mushroom
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/mushroom = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/mushroom = list(LANGUAGE_ATOM),
)
/datum/language_holder/slime
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/slime = list(LANGUAGE_ATOM),
)
spoken_languages = list(/datum/language/slime = list(LANGUAGE_ATOM))
/datum/language_holder/venus
understood_languages = list(/datum/language/sylvan = list(LANGUAGE_ATOM))
spoken_languages = list(/datum/language/sylvan = list(LANGUAGE_ATOM))
blocked_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
/datum/language_holder/spider
understood_languages = list(/datum/language/buzzwords = list(LANGUAGE_ATOM))
spoken_languages = list(/datum/language/buzzwords = list(LANGUAGE_ATOM))
blocked_languages = list(/datum/language/common = list(LANGUAGE_ATOM))
/datum/language_holder/synthetic
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/uncommon = list(LANGUAGE_ATOM),
/datum/language/machine = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/uncommon = list(LANGUAGE_ATOM),
/datum/language/machine = list(LANGUAGE_ATOM),
)
/datum/language_holder/moth
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/moffic = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/moffic = list(LANGUAGE_ATOM),
)
/datum/language_holder/skeleton
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/calcic = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/calcic = list(LANGUAGE_ATOM),
)
/datum/language_holder/ethereal
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/voltaic = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/voltaic = list(LANGUAGE_ATOM),
)
/datum/language_holder/golem
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/terrum = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/terrum = list(LANGUAGE_ATOM),
)
/datum/language_holder/fly
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/buzzwords = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/buzzwords = list(LANGUAGE_ATOM),
)
/datum/language_holder/plant
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/sylvan = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/sylvan = list(LANGUAGE_ATOM),
)
/datum/language_holder/felinid
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/nekomimetic = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/nekomimetic = list(LANGUAGE_ATOM),
)
/datum/language_holder/shadowpeople
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/shadowtongue = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/shadowtongue = list(LANGUAGE_ATOM),
)
/datum/language_holder/clown
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/monkey = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/monkey = list(LANGUAGE_ATOM),
)
/datum/language_holder/syndicate
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/codespeak = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/codespeak = list(LANGUAGE_ATOM),
)
/datum/language_holder/beachbum
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/beachbum = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/beachbum = list(LANGUAGE_ATOM),
)
selected_language = /datum/language/beachbum
// Vending machines are extremely well-educated
/datum/language_holder/speaking_machine
understood_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/uncommon = list(LANGUAGE_ATOM),
/datum/language/machine = list(LANGUAGE_ATOM),
/datum/language/draconic = list(LANGUAGE_ATOM),
/datum/language/moffic = list(LANGUAGE_ATOM),
/datum/language/calcic = list(LANGUAGE_ATOM),
/datum/language/voltaic = list(LANGUAGE_ATOM),
/datum/language/nekomimetic = list(LANGUAGE_ATOM),
)
spoken_languages = list(
/datum/language/common = list(LANGUAGE_ATOM),
/datum/language/uncommon = list(LANGUAGE_ATOM),
/datum/language/machine = list(LANGUAGE_ATOM),
/datum/language/draconic = list(LANGUAGE_ATOM),
/datum/language/moffic = list(LANGUAGE_ATOM),
/datum/language/calcic = list(LANGUAGE_ATOM),
/datum/language/voltaic = list(LANGUAGE_ATOM),
/datum/language/nekomimetic = list(LANGUAGE_ATOM),
)
/datum/language_holder/empty
understood_languages = null
spoken_languages = null
/datum/language_holder/universal
understood_languages = null
spoken_languages = null
/datum/language_holder/universal/New()
. = ..()
grant_all_languages()