Module:ybi-translit

local export = {} local gsub = mw.ustring.gsub local match = mw.ustring.match

local conv = { -- consonants ['क'] = 'k', ['ख'] = 'kh', ['ग'] = 'g', ['घ'] = 'gh', ['ङ'] = 'ṅ', ['च'] = 'c', ['छ'] = 'ch', ['ज'] = 'j', ['झ'] = 'jh', ['ञ'] = 'ñ', ['ट'] = 'ṭ', ['ठ'] = 'ṭh', ['ड'] = 'ḍ', ['ढ'] = 'ḍh', ['ण'] = 'ṇ', ['त'] = 't', ['थ'] = 'th', ['द'] = 'd', ['ध'] = 'dh', ['न'] = 'n', ['प'] = 'p', ['फ'] = 'ph', ['ब'] = 'b', ['भ'] = 'bh', ['म'] = 'm', ['य'] = 'y', ['र'] = 'r', ['ल'] = 'l', ['व'] = 'w', ['श'] = 'ś', ['ष'] = 'ṣ', ['स'] = 's', ['ह'] = 'h',

['क़'] = 'q', ['ख़'] = 'x', ['ग़'] = 'ġ', ['ऴ'] = 'ḻ', ['ळ'] = 'ḷ', ['ज़'] = 'z', ['श़'] = 'ž', ['झ़'] = 'ž', ['ड़'] = 'ṛ', ['ढ़'] = 'ṛh', ['फ़'] = 'f', ['थ़'] = 'θ', ['द़'] = 'ð', ['ऩ'] = 'ṉ', ['ऱ'] = 'ṟ', ['ॽ'] = "'", ['व़'] = 'V', ['ॹ'] = 'ž', -- vowel diacritics ['ि'] = 'i', ['ु'] = 'u', ['े'] = 'e', ['ो'] = 'o', ['ा'] = 'ā', ['ी'] = 'ī', ['ू'] = 'ū', ['ृ'] = 'r̥', ['ॄ'] = 'r̥̄', ['ॢ'] = 'l̥', ['ॣ'] = 'l̥̄', ['ै'] = 'ai', ['ौ'] = 'au', ['ॉ'] = 'ŏ', ['ॅ'] = 'ĕ', -- vowel signs ['अ'] = 'a', ['इ'] = 'i', ['उ'] = 'u', ['ए'] = 'e', ['ओ'] = 'o', ['आ'] = 'ā', ['ई'] = 'ī', ['ऊ'] = 'ū', ['ऋ'] = 'r̥', ['ॠ'] = 'r̥̄', ['ऌ'] = 'l̥', ['ॡ'] = 'l̥̄', ['ऐ'] = 'ai', ['औ'] = 'au', ['ऑ'] = 'ŏ', ['ॲ'] = 'ĕ', ['ऍ'] = 'ĕ', -- chandrabindu ['ँ'] = '̃', -- anusvara ['ं'] = 'ṃ', -- visarga (length) ['ः'] = ':', -- virama ['्'] = '', -- om ['ॐ'] = 'om̐', -- zero width joiner ['‍'] = '', -- zero width non joiner ['‌'] = '', -- numerals ['०'] = '0', ['१'] = '1', ['२'] = '2', ['३'] = '3', ['४'] = '4', ['५'] = '5', ['६'] = '6', ['७'] = '7', ['८'] = '8', ['९'] = '9', -- punctuation ['।'] = '.', -- danda ['॥'] = '.', -- double danda ['+'] = '', -- compound separator

-- abbreviation sign ['॰'] = '.',		}

local nasal_assim = { ['क'] = 'ङ', ['ख'] = 'ङ', ['ग'] = 'ङ', ['घ'] = 'ङ', ['च'] = 'ञ', ['छ'] = 'ञ', ['ज'] = 'ञ', ['झ'] = 'ञ', ['ट'] = 'ण', ['ठ'] = 'ण', ['ड'] = 'ण', ['ढ'] = 'ण', ['प'] = 'म', ['फ'] = 'म', ['ब'] = 'म', ['भ'] = 'म', ['म'] = 'म', ['त'] = 'न', ['थ'] = 'न', ['द'] = 'न', ['ध'] = 'न', ['न'] = 'न', ['ष'] = 'न', ['श'] = 'ङ', ['स'] = 'न', ['य'] = 'म', ['र'] = 'म', ['ल'] = 'ँ', ['व'] = 'म', ['ह'] = 'ङ', } local perm_cl = { ['ज्न'] = true, ['ज्ञ'] = true, ['ट्र'] = true, ['ड्र'] = true, ['ट्स'] = true, ['ड्स'] = true, ['स्ड'] = true }

local all_cons, special_cons = 'कखगघङचछजझञटठडढणतथदधनपफबभमयरलवसशषह', 'कखगघचछजझटठडढणतथदधनपफबभमयरलवशषसह' local vowel, vowel_sign = 'aिुृेोाीूैौॉॅॆॊॄॢॣ', 'अइउएओआईऊऋॠॡऌऐऔऑऍ'

local function rev_string(text) local result, length = {}, mw.ustring.len(text) for i = length, 1, -1 do							table.insert(result, mw.ustring.sub(text, i, i)) end return table.concat(result) end function export.tr(text, lang, sc) text = gsub(text, '([' .. all_cons .. ']़?)([' .. vowel .. '्]?)', function(c, d)																												return c .. (d == "" and 'a' or d) end) for word in mw.ustring.gmatch(text, "[ऀ-ॿa]+") do																																						local orig_word = word word = rev_string(word) word = gsub(word, '^a(़?)([' .. all_cons .. '])(.)(.?)', function(opt, first, second, third)																																																																					return (((match(first, '[' .. special_cons .. ']') and match(second, 'ं') or match(first, '[' .. special_cons .. ']') and match(second, '्') and not perm_cl[first..second..third])																																																																																						or match(first .. second, 'य[aिुृेोाीूैौॉॅॆॊआईउऊइएऐओऔ]') or match(first .. second, 'ह[अaिुृेोाीूैौॉॅॆॊआईउऊइएऐओऔ]')) and 'a' or "") .. opt .. first .. second .. third end) word = gsub(word, '(.?)ं(.)', function(succ, prev)																																																																																																																																																																																																																																																							return succ .. (succ..prev == "a" and "्म" or (succ == "" and match(prev, '[' .. vowel .. ']') and "̃" or nasal_assim[succ] or "ṃ")) .. prev end)

local escaped_orig_word = gsub(orig_word, "%+", "")																																																																																																																																																																																																																																																																																																																																	text = gsub(text, orig_word, rev_string(word)) text = gsub(text, 'ज्ञ', 'gy') text = gsub(text, 'े़', 'ê') text = gsub(text, 'ए़', 'ê')																																																																																																																																																																																																																																																																																																																																																	end text = gsub(text, '.़?', conv) text = gsub(text, 'a([iu])̃', 'a͠%1') text = gsub(text, "[<>]", "") text = gsub(text, "ॱ", "") text = gsub(text, 'e़', 'ê') text = gsub(text, 'rh̥', 'hr̥') return mw.ustring.toNFC(text) end return export