Module:ja-headword

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The following documentation is located at Module:ja-headword/documentation. [edit]
See also: subpages of this module.

This implements Japanese headword line templates and all of the associated templates that they called to do categorization and error checking.


local m_ja = require("Module:ja")
 
local export = {}
local pos_functions = {}
 
local lang = require("Module:languages").getByCode("ja")
 
local Japanese_symbols = 'ー・=?!。、'
local katakana_range = 'ァ-ヺーヽヾ'
local katakana_pattern = '[' .. katakana_range .. Japanese_symbols .. ']'
local hiragana_range = 'ぁ-ゖーゞゝ'
local hiragana_pattern = '[' .. hiragana_range .. Japanese_symbols .. ']'
local kana_range = katakana_range .. hiragana_range .. Japanese_symbols
local kanapattern = '[' .. kana_range .. '%.%- 、]'
local Japanese_scripts_pattern = '[' .. kana_range .. '一-鿌・々]'
 
local function detect_kana_script(kana)
	if mw.ustring.gsub(kana,katakana_pattern,'') == '' then return 'kata' end
	if mw.ustring.gsub(kana,hiragana_pattern,'') == '' then return 'hira' end
	if mw.ustring.gsub(mw.ustring.gsub(kana,hiragana_pattern,''),katakana_pattern,'') == '' then return 'both' end
	return 'none'
end
 
local function kana_to_romaji(kana, poscat, args)
	-- make adjustments for -u verbs and -i adjectives by placing a period before the last character
	-- to prevent romanizing long vowels with macrons
	if poscat == "verbs" or (poscat == "adjectives" and ((args["infl"] == "i" or args["infl"] == "い") or (args["decl"] == "i" or args["decl"] == "い"))) then
		kana = mw.ustring.gsub(kana,'(.)$','.%1')
	end
	local romaji = m_ja.kana_to_romaji(kana)
 
	-- init caps for proper nouns
	if poscat == "proper nouns" then
		romaji = mw.ustring.gsub(romaji, "^%l", mw.ustring.upper)
		romaji = mw.ustring.gsub(romaji, " %l", mw.ustring.upper)
		romaji = mw.ustring.gsub(romaji, "-%l", mw.ustring.upper)
	end
 
	-- hyphens for prefixes, suffixes, and counters (classifiers)
	if poscat == "prefixes" then return romaji .. "-" end
	if poscat == "suffixes" or poscat == "counters" or poscat == "classifiers" then return "-" .. romaji end
 
	return romaji
end
 
local en_numerals = {
	"one", "two", "three", "four", "five",
	"six", "seven", "eight", "nine", "ten",
	"eleven", "twelve", "thirteen", "fourteen", "fifteen"
}
 
local en_grades = {
	"first grade", "second grade", "third grade",
	"fourth grade", "fifth grade", "sixth grade",
	"secondary school", "jinmeiyō", "hyōgaiji"
}
 
-- adds category Japanese terms spelled with jōyō kanji or Japanese terms spelled with non-jōyō kanji
-- (if it contains any kanji)
local function categorize_by_kanji(categories, PAGENAME)		
	-- remove non-kanji characters
	local onlykanji = mw.ustring.gsub(PAGENAME, '[^一-鿌]', '')
 
	local number_of_kanji = mw.ustring.len(onlykanji)
	if number_of_kanji > 0 then
		for i=1,mw.ustring.len(onlykanji) do
			table.insert(categories, ("Japanese terms spelled with %s kanji"):format(en_grades[m_ja.kanji_grade(mw.ustring.sub(onlykanji,i,i))]))
		end
 
		-- categorize by number of kanji
		if number_of_kanji == 1 then
			table.insert(categories, "Japanese terms written with one Han script character")
		elseif en_numerals[number_of_kanji] then
			table.insert(categories, ("Japanese terms written with %s Han script characters"):format(en_numerals[number_of_kanji]))
		end	
	end
end
 
-- if this term is composed of only a single kanji, it does not have kanjitab/kanji reading tab
-- which generate "Japanese terms spelled with .. " categories, and since it is only one kanji
-- we know the kanji reading
-- (this category is for maintenance because many of these need attention)
local function singlekanji_term(categories, PAGENAME)
	if mw.ustring.len(PAGENAME) == 1 and mw.ustring.match(PAGENAME, '[一-鿌]') then
		table.insert(categories, "Japanese terms spelled with " .. PAGENAME)
		table.insert(categories, "Japanese single-kanji terms")
	end
end
 
-- get a kana form to use, in order of preference: unnamed, hira, kana, pagename
local function find_kana(args, PAGENAME)
	for i,arg in ipairs(args) do
		if args[i] and mw.ustring.gsub(args[i], kanapattern, '') == '' then return args[i] end
	end
	if mw.ustring.gsub(PAGENAME, kanapattern, '') == '' then return PAGENAME end
	local hira = args["hira"] or ""; if hira ~= "" then return hira end
	local kata = args["kata"] or ""; if kata ~= "" then return kata end
	error("No kana detected in the unnamed parameters, |hira= and |kata= parameter. See template documentation for details.")
end
 
-- go through args and build inflections by finding whatever kanas were given to us
local function find_inflections(args, categories, inflections, poscat, PAGENAME)
	local function romanization(kana)
		-- accept the automatic romanization generated in function kana_to_romaji() above
		-- compare that to the manual romanization if it exists and add it to inflections
		local rom = args["rom"] or ""
		local auto_rom = kana_to_romaji(kana, poscat, args)
		if rom == "" then rom = auto_rom end
 
		-- check auto rom against manual and put in hidden category if they differ
		if rom ~= auto_rom then table.insert(categories, "Japanese terms with romaji needing attention") end
 
		-- throw an error if there is no romanization
		if rom == "" then error("Japanese terms must have a kana form.") end
 
		-- add romaji
		-- add link manually for WT:ACCEL unless headword is for suru verb
		if poscat == "suru verbs" then
			table.insert(inflections, {label = "romaji", "[[" .. rom .. "]] [[suru]]"})
		elseif detect_kana_script(PAGENAME) ~= 'none' then
			-- only accelerate romaji creation for kana entries
			table.insert(inflections, {label = "romaji", accel = "romanized-form-of", rom})
		else
			table.insert(inflections, {label = "romaji", rom})
		end
	end
 
	local allkana,original,readings = {},{},{}
 
	for i,arg in ipairs(args) do
		if arg and arg ~= "" and mw.ustring.gsub(arg,kanapattern,'') == '' then table.insert(allkana, arg) end
	end
 
	-- accept "hira" and "kata" but let Lua decide if they are really hiragana or katakana
	if args["hira"] and args["hira"] ~= "" and mw.ustring.gsub(args["hira"],kanapattern,'') == '' then table.insert(allkana, args["hira"]) end
	if args["kata"] and args["kata"] ~= "" and mw.ustring.gsub(args["kata"],kanapattern,'') == '' then table.insert(allkana, args["kata"]) end
 
	if mw.ustring.gsub(PAGENAME,kanapattern,'') == '' then
		if #allkana == 0 then table.insert(allkana, PAGENAME) end
	end
 
	for i = 1, #allkana do	
		-- remove markup
		table.insert(original,allkana[i])
		allkana[i] = mw.ustring.gsub(allkana[i], '[%s%.%-]', '')
	end
	for i = 1, #allkana do
		-- if this is not kana, blank it out
		if allkana and not mw.ustring.match(allkana[i], kanapattern) then
			allkana[i] = ""
		else
			-- if this is kana, count it as another effective reading (ignoring hiragana-katakana distinction)
			readings[m_ja.kata_to_hira(allkana[i])] = 1
		end
		-- only if this kana is different from the page name
		if allkana[i] ~= PAGENAME and allkana[i] ~= "" then
			-- find script type and put it in "label"
			local labelval = ""
			if detect_kana_script(allkana[i]) == 'both' then labelval = "hiragana and katakana"
			elseif detect_kana_script(allkana[i]) == 'hira' then labelval = "hiragana"
			else labelval = "katakana" end
 
			-- add everything to inflections, except historical hiragana which is next
			if poscat == "nouns" or poscat == "proper nouns"or poscat == "verbs" or poscat == "adjectives" or poscat == "adverbs" then
				-- enable accelerated entry creation using hiragana links for certain parts of speech
				table.insert(inflections, {label = labelval, accel = ("kana-%s-form-of"):format(poscat:sub(1,poscat:len()-1):gsub(' ','-')), allkana[i]})
			elseif poscat ~= "suru verbs" then
				table.insert(inflections, {label = labelval, allkana[i]})
			else
				table.insert(inflections, {label = labelval, "[[" .. allkana[i] .. "]][[する]]"})
			end
		end
 
		-- do the romanization business if it passes through every check
		local undergo_romanization = false
		if allkana[i] ~= "" then
			undergo_romanization = true
			if allkana[i] == PAGENAME and mw.ustring.gsub(PAGENAME,kanapattern,'') ~= '' then
				undergo_romanization = false
			else
				for j = 1, #allkana do
					if i < j and allkana[j] and m_ja.kana_to_romaji(allkana[i]) == m_ja.kana_to_romaji(allkana[j]) then
						undergo_romanization = false
					end
				end
			end
		end
		if undergo_romanization then romanization(original[i]) end
	end
 
	local hhira = args["hhira"] or ""
	if hhira ~= "" then
		if poscat == "suru verbs" then
			table.insert(inflections, {label = "historical hiragana", "[[" .. hhira .. "]][[する]]"})
		else
			table.insert(inflections, {label = "historical hiragana", hhira})
		end
	end
 
	local num_readings = 0
	for _ in pairs(readings) do
		num_readings = num_readings + 1
	end
	if num_readings > 1 then table.insert(categories, "Japanese words with multiple readings") end
end
 
-- categorize by the script of the pagename or specific characters contained in it
local function extra_categorization(categories, PAGENAME, katakana_category)
	-- if PAGENAME is hiragana, put in that category, same for katakana (but do it at the end)
	if detect_kana_script(PAGENAME) == 'hira' then table.insert(categories, "Japanese hiragana") end
	if detect_kana_script(PAGENAME) == 'kata' then table.insert(katakana_category, "Japanese katakana") end
	if (mw.ustring.gsub(PAGENAME, Japanese_scripts_pattern, '') ~= "") and mw.ustring.match(PAGENAME, Japanese_scripts_pattern) then
		table.insert(categories, "Japanese terms written in multiple scripts") end
 
	for _,character in ipairs({'々','ゝ','ゞ','ヽ','ヾ'}) do
		if mw.ustring.match(PAGENAME,character) then table.insert(categories, ("Japanese terms spelled with %s"):format(character)) end
	end
end
 
local aliases = {
	['transitive']='tr', ['trans']='tr',
	['intransitive']='in', ['intrans']='in', ['intr']='in',
	['godan']='1', ['ichidan']='2', ['irregular']='3'
}
 
pos_functions["verbs"] = function(args, inflections, categories)
	table.insert(categories, "Japanese verbs")
 
	-- transitivity
	local tr = args["tr"] or ""
	tr = aliases[tr] or tr
	if tr ~= "" then
		if tr == "tr" then table.insert(inflections, {label = "transitive"}) end
		if tr == "in" then table.insert(inflections, {label = "intransitive"}) end
		if tr == "both" then table.insert(inflections, {label = "transitive and intransitive"}) end
	else
		table.insert(categories, "Japanese verbs without transitivity")
	end
 
	-- conjugation type
	local conjugation = args["type"] or ""	
	conjugation = aliases[conjugation] or conjugation
	if conjugation ~= "" then
		if conjugation == "1" then table.insert(inflections, {label = "godan conjugation"}); table.insert(categories, "Japanese type 1 verbs") end
		if conjugation == "2" then table.insert(inflections, {label = "ichidan conjugation"}); table.insert(categories, "Japanese type 2 verbs") end
		if conjugation == "3" then
			-- hidden temporary maintenance category
			-- (suru verbs should use ja-verb-suru but sometime erroneously use ja-verb with type=3 instead)
			table.insert(inflections, {label = "irregular conjugation"}); table.insert(categories, "Japanese type 3 verbs")
			if mw.ustring.match(PAGENAME,'する$') then table.insert(categories, "Japanese terms using ja-verb with type 3") end
		end
	end
 
	-- >> maintenance category <<
	-- check if this ends in something other than acceptable kana in a modern verb
	if not mw.ustring.match(PAGENAME, '[うくぐすつぬぶむる]$') then table.insert(categories, "Japanese verbs without modern conjugations") end
end
 
pos_functions["auxiliary verbs"] = function(args, inflections, categories)
	table.insert(categories, "Japanese verbs")
	table.insert(categories, "Japanese auxiliary verbs")
end
 
pos_functions["suru verbs"] = function(args, inflections, categories)
	table.insert(categories, "Japanese verbs")
	table.insert(categories, "Japanese type 3 verbs")
 
	-- transitivity
	local tr = args["tr"] or ""
	tr = aliases[tr] or tr
	if tr ~= "" then
		if tr == "tr" then table.insert(inflections, {label = "transitive"}) end
		if tr == "in" then table.insert(inflections, {label = "intransitive"}) end
		if tr == "both" then table.insert(inflections, {label = "transitive and intransitive"}) end
	else
		table.insert(categories, "Japanese verbs without transitivity")
	end
end
 
pos_functions["adjectives"] = function(args, inflections, categories)
	table.insert(categories, "Japanese adjectives")
	-- categorize by inflection type
	local infl = args["infl"] or ""
	local decl = args["decl"] or ""
	if infl == "" then infl = decl end
 
	if infl ~= "" then
		if infl == "i" or infl == "い" then table.insert(inflections, {label = "-i inflection"}); table.insert(categories, "Japanese い-i adjectives") end
		if infl == "na" or infl == "な" then table.insert(inflections, {label = "-na inflection"}); table.insert(categories, "Japanese な-na adjectives") end
		if infl == "nari" or infl == "なり" then table.insert(inflections, {label = "-nari inflection"}); table.insert(categories, "Japanese なり-nari adjectives") end
		if infl == "tari" or infl == "たり" then table.insert(inflections, {label = "-tari inflection"}); table.insert(categories, "Japanese たり-tari adjectives") end
	end
end
 
pos_functions["nouns"] = function(args, inflections, categories)
	table.insert(categories, "Japanese nouns")
	-- the counter (classifier) parameter, only relevant for nouns
	local counter = args["count"] or ""
	if counter ~= "" then
		if counter == "-" then table.insert(inflections, {label = "uncountable"}) else table.insert(inflections, {label = "counter", counter}) end
	end
end
 
-- The main entry point.
-- This is the only function that can be invoked from a template.
function export.show(frame)
	PAGENAME = mw.title.getCurrentTitle().text
	local args = frame:getParent().args
	local poscat = frame.args[1] or error("Part of speech has not been specified. Please pass parameter 1 to the module invocation.")
	local categories = {}
	local katakana_category = {}
	local inflections = {}
 
	-- set to PAGENAME if left empty
	local head = args["head"] or ""; if head == "" then head = PAGENAME end
	-- if this is a suru verb append [[する]]
	if poscat == "suru verbs" then head = head .. " + [[する]]" end	
 
	local kana = find_kana(args, PAGENAME)
 
	-- the presence of kyūjitai param indicates that this is shinjitai kanji entry and vice versa
	local kyu = args["kyu"] or ""; if kyu == "" then kyu = nil else table.insert(inflections, {label = "shinjitai kanji"}); table.insert(inflections, {label = "kyūjitai kanji", kyu}) end
	local shin = args["shin"] or ""; if shin ~= "" then table.insert(inflections, {label = "kyūjitai kanji"}); table.insert(inflections, {label = "shinjitai kanji", shin}) end
 
	-- add certain "inflections" and categories for adjectives, verbs, or nouns
	if pos_functions[poscat] then
		pos_functions[poscat](args, inflections, categories)
	else
		table.insert(categories, "Japanese " .. poscat)
	end
 
	-- sort out all the kanas and do the romanization business
	find_inflections(args, categories, inflections, poscat, PAGENAME, kana)
 
	-- categorize by joyo kanji and number of kanji
	categorize_by_kanji(categories, PAGENAME)
	-- generate "Japanese terms spelled with ... read as ..." for single-kanji terms
	singlekanji_term(categories, PAGENAME)
	-- add categories for terms with iteration marks (which are not kanji and hence are not categorized by ja-kanjitab)
	extra_categorization(categories, PAGENAME, katakana_category)
 
	-- will only use sortkey if sortkey is different from PAGENAME
	-- when katakana in PAGENAME is converted to hiragana
	sortkey = m_ja.jsort(kana)
	if sortkey == m_ja.kata_to_hira(PAGENAME) then
		return
			require("Module:headword").full_headword(lang, nil, head, nil, nil, inflections, categories, nil) ..
			require("Module:utilities").format_categories(katakana_category, lang)
	else
		-- convert sortkey to katakana version for katakana terms category (should sort by katakana)
		return
			require("Module:headword").full_headword(lang, nil, head, nil, nil, inflections, categories, sortkey) ..
			require("Module:utilities").format_categories(katakana_category, lang, m_ja.hira_to_kata(sortkey))
	end
end
 
return export