Module:ilo-pron

-- Based on Module:es-pronunc by Benwing2. -- Adaptation by TagaSanPedroAko. Some code based on Module:ast-IPA.

local export = {}

local pron_utilities_module = "Module:pron utilities"

local lang = require("Module:languages").getByCode("ilo")

local u = require("Module:string/char") local rfind = mw.ustring.find local rsubn = mw.ustring.gsub local rsplit = mw.text.split local ulower = mw.ustring.lower

local AC = u(0x0301) -- acute = ́ local GR = u(0x0300) -- grave = ̀ local CFLEX = u(0x0302) -- circumflex = ̂ local TILDE = u(0x0303) -- tilde = ̃ local DIA = u(0x0308) -- diaeresis = ̈

local vowel = "aeëiouɯ" -- vowel local V = "[" .. vowel .. "]" local W = "[jw]" -- glide local accent = AC .. GR .. CFLEX local accent_c = "[" .. accent .. "]" local stress_c = "[" .. AC .. GR .. "]" local ipa_stress = "ˈˌ" local ipa_stress_c = "[" .. ipa_stress .. "]" local separator = accent .. ipa_stress .. "# ." local separator_c = "[" .. separator .. "]" local C = "[^" .. vowel .. separator .. "]" -- consonant

local unstressed_words = require("Module:table").listToSet({ --feel free to add more unstressed words	"ti", "si", "ni", -- case markers	"ket", -- conjunctions	"Dios", -- monosyllabic nouns	"de", "del" --particles in Spanish-derived surnames })

-- version of rsubn that discards all but the first return value local function rsub(term, foo, bar) local retval = rsubn(term, foo, bar) return retval end

-- version of rsubn that returns a 2nd argument boolean indicating whether -- a substitution was made. local function rsubb(term, foo, bar) local retval, nsubs = rsubn(term, foo, bar) return retval, nsubs > 0 end

-- apply rsub repeatedly until no change local function rsub_repeatedly(term, foo, bar) while true do		local new_term = rsub(term, foo, bar) if new_term == term then return term end term = new_term end end

-- ĵ, ɟ and ć are used internally to represent [d͡ʒ], [j] and [t͡ʃ]

function export.IPA(text, phonetic) local debug = {}

text = ulower(text) -- decompose everything but ë, ñ and ü text = mw.ustring.toNFD(text) text = rsub(text, "." .. "[" .. TILDE .. DIA .. "]", {		["e" .. DIA] = "ë",		["n" .. TILDE] = "ñ",		["u" .. TILDE] = "ü",	}) -- convert commas and en/en dashes to IPA foot boundaries text = rsub(text, "%s*[,–—]%s*", " | ") -- question mark or exclamation point in the middle of a sentence -> IPA foot boundary text = rsub(text, "([^%s])%s*[!?]%s*([^%s])", "%1 | %2")

-- canonicalize multiple spaces and remove leading and trailing spaces local function canon_spaces(text) text = rsub(text, "%s+", " ") text = rsub(text, "^ ", "") text = rsub(text, " $", "") return text end

text = canon_spaces(text)

-- Make prefixes unstressed unless they have an explicit stress marker; also make certain -- monosyllabic words (e.g. ti, ket, si, nga, etc.) without stress marks be -- unstressed. local words = rsplit(text, " ") for i, word in ipairs(words) do		if rfind(word, "%-$") and not rfind(word, accent_c) or unstressed_words[word] then -- add CFLEX to the last vowel not the first one -- adding the CFLEX after the 'u' words[i] = rsub(word, "^(.*" .. V .. ")", "%1" .. CFLEX) end end text = table.concat(words, " ") -- Convert hyphens to spaces text = rsub(text, "%-", " ") -- canonicalize multiple spaces again, which may have been introduced by hyphens text = canon_spaces(text) -- now eliminate punctuation text = rsub(text, "[!?']", "") -- put # at word beginning and end and double ## at text/foot boundary beginning/end text = rsub(text, " | ", "# | #") text = "##" .. rsub(text, " ", "# #") .. "##"

table.insert(debug, text)

-- Add glottal stop for words starting with vowel text = rsub(text, "([#])([aëeiou])", "%1ʔ%2")

--determining whether "y" or "w" is a consonant or a vowel text = rsub(text, "y(" .. V .. ")", "ɟ%1") -- not the real sound text = rsub(text, "y#", "i") text = rsub(text, "w(" .. V .. ")","w%1") text = rsub(text, "w#","u")

-- handle certain combinations; ch ng and sh handling needs to go first text = rsub(text, "ch", "ts") --not the real sound text = rsub(text, "ng", "ŋ") text = rsub(text, "sh", "ʃ")

--x text = rsub(text, "x", "ks")

--c, g, q	text = rsub(text, "c([ie])", "s%1") text = rsub(text, "gu(" .. V .. ")", "ɡw%1") text = rsub(text, "qu([ieë])", "k%1") text = rsub(text, "ü", "u")

table.insert(debug, text)

--alphabet-to-phoneme text = rsub(text, "[cgjñrvyz7]",	--["g"]="ɡ": U+0067 LATIN SMALL LETTER G → U+0261 LATIN SMALL LETTER SCRIPT G		{ ["c"] = "k", ["f"] = "p", ["g"] = "ɡ", ["j"] = "ĵ", ["ñ"] = "ɲ", ["q"] = "k", ["r"] = "ɾ", ["v"] = "b", ["y"] = "ɟ", ["z"] = "s", ["7"] = "ʔ" })

-- trill in rr (as in serrek) text = rsub(text, "ɾɾ", "r")

-- ë text = rsub(text, "ë", "ɯ")

-- ts	text = rsub(text, "ts", "ĉ") --not the real sound

text = rsub(text, "n([# .]*[bpm])", "m%1")

table.insert(debug, text)

--syllable division local vowel_to_glide = { ["i"] = "j", ["o"] = "w", ["u"] = "w" } -- i, o and u between vowels -> j and w. Usually in proper nouns (e.g. Agcaoili) text = rsub_repeatedly(text, "(" .. V .. accent_c .. "*)([iou])(" .. V .. ")",			function(v1, iou, v2)				return v1 .. vowel_to_glide[iou] .. v2			end	) text = rsub_repeatedly(text, "(" .. V .. accent_c .. "*)(" .. C .. W .. "?" .. V .. ")", "%1.%2")	text = rsub_repeatedly(text, "(" .. V .. accent_c .. "*" .. C .. ")(" .. C .. V .. ")", "%1.%2")	text = rsub_repeatedly(text, "(" .. V .. accent_c .. "*" .. C .. "+)(" .. C .. C .. V .. ")", "%1.%2")	text = rsub_repeatedly(text, "(" .. C .. ")%.s(" .. C .. ")", "%1s.%2") -- Any aeo, or stressed iu, should be syllabically divided from a following aeo or stressed iu. text = rsub_repeatedly(text, "([aeo]" .. accent_c .. "*)([aeo])", "%1.%2") text = rsub_repeatedly(text, "([aeo]" .. accent_c .. "*)(" .. V .. stress_c .. ")", "%1.%2")	text = rsub(text, "([iu]" .. stress_c .. ")([aeo])", "%1.%2") text = rsub_repeatedly(text, "([iu]" .. stress_c .. ")(" .. V .. stress_c .. ")", "%1.%2")	text = rsub_repeatedly(text, "i(" .. accent_c .. "*)i", "i%1.i") text = rsub_repeatedly(text, "u(" .. accent_c .. "*)u", "u%1.u")

table.insert(debug, text)

--diphthongs text = rsub(text, "i([aeouɯ])", "j%1") text = rsub(text, "u([aeioɯ])", "w%1")

table.insert(debug, text)

local accent_to_stress_mark = { [AC] = "ˈ", [GR] = "ˌ", [CFLEX] = "" }

local function accent_word(word, syllables) -- Now stress the word. If any accent exists in the word (including ^ indicating an unaccented word), -- put the stress mark(s) at the beginning of the indicated syllable(s). Otherwise, apply the default -- stress rule. if rfind(word, accent_c) then for i = 1, #syllables do syllables[i] = rsub(syllables[i], "^(.*)(" .. accent_c .. ")(.*)$",						function(pre, accent, post)							return accent_to_stress_mark[accent] .. pre .. post						end				) end else -- Default stress rule. Words without vowels (e.g. IPA foot boundaries) don't get stress. if #syllables > 1 and rfind(word, "[^aeëioubcdfghjklmnŋñpqɾrstvwxzɡɯĉɟĵ#]#") or #syllables == 1 and rfind(word, "[aeëiouɯ]") 		then syllables[#syllables] = "ˈ" .. syllables[#syllables] elseif #syllables > 1 then syllables[#syllables - 1] = "ˈ" .. syllables[#syllables - 1] end end end

local words = rsplit(text, " ") for j, word in ipairs(words) do		-- accentuation local syllables = rsplit(word, "%.")

accent_word(word, syllables)

-- Reconstruct the word. words[j] = table.concat(syllables, phonetic and "." or "") end

text = table.concat(words, " ")

-- suppress syllable mark before IPA stress indicator text = rsub(text, "%.(" .. ipa_stress_c .. ")", "%1")	--make all primary stresses but the last one be secondary text = rsub_repeatedly(text, "ˈ(.+)ˈ", "ˌ%1ˈ")

table.insert(debug, text)

--phonemic diphthongs text = rsub(text,"([aeouɯ])i","%1j") text = rsub(text,"([aeio])u","%1w")

table.insert(debug,text)

--add temporary macron for /a/, /i/ and /u/ in stressed syllables so they don't get replaced by unstressed form

text = rsub(text,"([ˈˌ])([#]?)([ʔbĉćdfɡhjĵɟklmnŋɲpɾrsʃtw]?)([jlnɾt]?)a([bdfɡiklmnŋpɾstu]?)([bdɡklmnpɾst]?)","%1%2%3%4ā%5%6")

table.insert(debug, text)

--phonetic transcription if phonetic then

table.insert(debug, text)

--phonemic diphthongs text = rsub(text, "([āaeouɯ])([ɟj])", "%1ɪ̯") text = rsub(text, "([āaeio])w", "%1ʊ̯")

--/a/ to [ɐ] text = rsub(text,"a","ɐ")

table.insert(debug, text)

text = rsub(text,"d([ˈˌ]?)j","%1d͡ʒ") --/d/ before /j/ text = rsub(text,"l([ˈˌ]?)j","%1ʎ") -- /l/ before /j/ text = rsub(text,"n([ˈˌ]?)k","ŋ%1k") -- /n/ before /k/ (some proper nouns) text = rsub(text,"n([ˈˌ]?)ɡ","ŋ%1ɡ") -- /n/ before /ɡ/ (some proper nouns and loanwords) text = rsub(text,"n([ˈˌ.])h","ŋ%1h") -- /n/ before /h/ (some proper nouns) text = rsub(text,"n([ˈˌ.])m","m%1m") -- /n/ before /m/ text = rsub(text,"n([ˈˌ.])j","%1ɲ") -- /n/ before /j/ text = rsub(text,"s([ˈˌ.])j","%1ʃ") -- /s/ before /j/ text = rsub(text,"t([ˈˌ.])j","%1ć") -- /t/ before /j/ text = rsub(text,"([ˈˌ.#])d([j])([aɐeiouɯ])","%1ĵ%3") -- /dj/ at syllable onset text = rsub(text,"([ˈˌ.#])l([j])([aɐeiouɯ])","%1ʎ%3") -- /lj/ at syllable onset text = rsub(text,"([ˈˌ.#])n([j])([aɐeiouɯ])","%1ɲ%3") -- /nj/ at syllable onset text = rsub(text,"([ˈˌ.#])s([j])([aɐeiouɯ])","%1ʃ%3") -- /sj/ at syllable onset text = rsub(text,"([ˈˌ.#])t([j])([aɐeiouɯ])","%1ć%3") -- /tj/ at syllable onset

--final fix for phonetic diphthongs

text = rsub(text,"([ɐ])ɪ̯","aɪ̯") --ay text = rsub(text,"([ɐ])ʊ̯","aʊ̯") --aw

table.insert(debug, text) --Change [ɐ] back to /a/ at end of word

text = rsub(text,"([#.])([bdɡhklmnŋprɾsʃtwɟ])([lɾt]?)ɐ([bdɡhklmnŋpɾst]?)([#])","%1%2%3a%4%5")

--delete temporary macron in /a/, /i/ and /u/

text = rsub(text,"ā","a")

end

table.insert(debug, text)

--delete temporary macron in /a/

text = rsub(text,"ā","a")

-- convert fake symbols to real ones local final_conversions = { ["ĉ"] = "t͡ʃ", -- fake "ch" to real "ch" ["ɟ"] = "j", -- fake "y" to real "y" ["ĵ"] = "d͡ʒ" -- fake "j" to real "j" }

local final_conversions_phonetic = { ["ĉ"] = "t͡ʃ", -- fake "ch" to real "ch" ["ɟ"] = "j", -- fake "y" to real "y" ["ĵ"] = "d͡ʒ" -- fake "j" to real "j" }

if phonetic then text = rsub(text, "[ĉɟĵ]", final_conversions_phonetic) end text = rsub(text, "[ĉɟĵ]", final_conversions)

-- remove # symbols at word and text boundaries text = rsub(text, "#", "")

return mw.ustring.toNFC(text)

end

local function respelling_to_IPA(data) return ("/%s/ [%s]"):format(export.IPA(data.respelling, false), export.IPA(data.respelling, true)) end

function export.show(frame) local parent_args = frame:getParent.args return require(pron_utilities_module).format_prons { lang = lang, respelling_to_IPA = respelling_to_IPA, raw_args = parent_args, track_module = "ilo-pron", } end

return export