Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 | 42x 42x 42x 42x 215x 215x 215x 215x 884x 884x 884x 884x 17299x 884x 32x 1256x 1256x 1256x 32x 32x 1066x 1243x 32x 1449x 1449x 87648x 1449x 786810x 786810x 26227x 26227x 786810x 786810x 45428x 45428x 26227x 32x 10x 22x 22x 2865x 149x 22x 32x 32x 32x 32x 32x 32x 1449x 9138x 43x 43x 7x 36x 36x 36x 4x 4x 4x 32x 32x 32x 32x 32x 1449x 215x 39560x 39560x 39560x 35x 35x 433x 1x 432x 432x 431x 35x 43x 43x 11x 43x 32x 43x 43x 43x 622x 622x 333x 333x 31x 43x 4x 852x 852x 852x 852x 852x 811x 1x 811x 15724x 729x 729x 15x 123x 42x 294x 294x 6930x 6930x 6930x 6930x 2079000x 2079000x 6930x 42x 42x | /* * Copyright (c) AXA Group Operations Spain S.A. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ const languageData = require('./languages.json'); const data = require('./data.json'); /* eslint-disable no-misleading-character-class */ const scripts = { cmn: /[\u2E80-\u2E99\u2E9B-\u2EF3\u2F00-\u2FD5\u3005\u3007\u3021-\u3029\u3038-\u303B\u3400-\u4DB5\u4E00-\u9FCC\uF900-\uFA6D\uFA70-\uFAD9]|[\uD840-\uD868\uD86A-\uD86C][\uDC00-\uDFFF]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D]|\uD87E[\uDC00-\uDE1D]/g, Latin: /[A-Za-z\xAA\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02B8\u02E0-\u02E4\u1D00-\u1D25\u1D2C-\u1D5C\u1D62-\u1D65\u1D6B-\u1D77\u1D79-\u1DBE\u1E00-\u1EFF\u2071\u207F\u2090-\u209C\u212A\u212B\u2132\u214E\u2160-\u2188\u2C60-\u2C7F\uA722-\uA787\uA78B-\uA78E\uA790-\uA7AD\uA7B0\uA7B1\uA7F7-\uA7FF\uAB30-\uAB5A\uAB5C-\uAB5F\uAB64\uFB00-\uFB06\uFF21-\uFF3A\uFF41-\uFF5A]/g, Cyrillic: /[\u0400-\u0484\u0487-\u052F\u1D2B\u1D78\u2DE0-\u2DFF\uA640-\uA69D\uA69F]/g, Arabic: /[\u0600-\u0604\u0606-\u060B\u060D-\u061A\u061E\u0620-\u063F\u0641-\u064A\u0656-\u065F\u066A-\u066F\u0671-\u06DC\u06DE-\u06FF\u0750-\u077F\u08A0-\u08B2\u08E4-\u08FF\uFB50-\uFBC1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFD\uFE70-\uFE74\uFE76-\uFEFC]|\uD803[\uDE60-\uDE7E]|\uD83B[\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB\uDEF0\uDEF1]/g, ben: /[\u0980-\u0983\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BC-\u09C4\u09C7\u09C8\u09CB-\u09CE\u09D7\u09DC\u09DD\u09DF-\u09E3\u09E6-\u09FB]/g, Devanagari: /[\u0900-\u0950\u0953-\u0963\u0966-\u097F\uA8E0-\uA8FB]/g, jpn: /[\u3041-\u3096\u309D-\u309F]|\uD82C\uDC01|\uD83C\uDE00|[\u30A1-\u30FA\u30FD-\u30FF\u31F0-\u31FF\u32D0-\u32FE\u3300-\u3357\uFF66-\uFF6F\uFF71-\uFF9D]|\uD82C\uDC00/g, kor: /[\u1100-\u11FF\u302E\u302F\u3131-\u318E\u3200-\u321E\u3260-\u327E\uA960-\uA97C\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uFFA0-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]/g, tel: /[\u0C00-\u0C03\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C58\u0C59\u0C60-\u0C63\u0C66-\u0C6F\u0C78-\u0C7F]/g, tam: /[\u0B82\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD0\u0BD7\u0BE6-\u0BFA]/g, guj: /[\u0A81-\u0A83\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABC-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AD0\u0AE0-\u0AE3\u0AE6-\u0AF1]/g, kan: /[\u0C81-\u0C83\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBC-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CDE\u0CE0-\u0CE3\u0CE6-\u0CEF\u0CF1\u0CF2]/g, mal: /[\u0D01-\u0D03\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D-\u0D44\u0D46-\u0D48\u0D4A-\u0D4E\u0D57\u0D60-\u0D63\u0D66-\u0D75\u0D79-\u0D7F]/g, Myanmar: /[\u1000-\u109F\uA9E0-\uA9FE\uAA60-\uAA7F]/g, ori: /[\u0B01-\u0B03\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3C-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B56\u0B57\u0B5C\u0B5D\u0B5F-\u0B63\u0B66-\u0B77]/g, pan: /[\u0A01-\u0A03\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A59-\u0A5C\u0A5E\u0A66-\u0A75]/g, Ethiopic: /[\u1200-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u135D-\u137C\u1380-\u1399\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E]/g, tha: /[\u0E01-\u0E3A\u0E40-\u0E5B]/g, sin: /[\u0D82\u0D83\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DE6-\u0DEF\u0DF2-\u0DF4]|\uD804[\uDDE1-\uDDF4]/g, ell: /[\u0370-\u0373\u0375-\u0377\u037A-\u037D\u037F\u0384\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03E1\u03F0-\u03FF\u1D26-\u1D2A\u1D5D-\u1D61\u1D66-\u1D6A\u1DBF\u1F00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FC4\u1FC6-\u1FD3\u1FD6-\u1FDB\u1FDD-\u1FEF\u1FF2-\u1FF4\u1FF6-\u1FFE\u2126\uAB65]|\uD800[\uDD40-\uDD8C\uDDA0]|\uD834[\uDE00-\uDE45]/g, khm: /[\u1780-\u17DD\u17E0-\u17E9\u17F0-\u17F9\u19E0-\u19FF]/g, hye: /[\u0531-\u0556\u0559-\u055F\u0561-\u0587\u058A\u058D-\u058F\uFB13-\uFB17]/g, sat: /[\u1C50-\u1C7F]/g, bod: /[\u0F00-\u0F47\u0F49-\u0F6C\u0F71-\u0F97\u0F99-\u0FBC\u0FBE-\u0FCC\u0FCE-\u0FD4\u0FD9\u0FDA]/g, Hebrew: /[\u0591-\u05C7\u05D0-\u05EA\u05F0-\u05F4\uFB1D-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFB4F]/g, kat: /[\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u10FF\u2D00-\u2D25\u2D27\u2D2D]/g, lao: /[\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB9\u0EBB-\u0EBD\u0EC0-\u0EC4\u0EC6\u0EC8-\u0ECD\u0ED0-\u0ED9\u0EDC-\u0EDF]/g, zgh: /[\u2D30-\u2D67\u2D6F\u2D70\u2D7F]/g, iii: /[\uA000-\uA48C\uA490-\uA4C6]/g, aii: /[\u0700-\u070D\u070F-\u074A\u074D-\u074F]/g, }; /* eslint-enable no-misleading-character-class */ const und = () => [['und', 1]]; class Language { constructor() { this.languagesAlpha3 = {}; this.languagesAlpha2 = {}; this.extraSentences = []; this.buildData(); } static getTrigrams(srcValue) { const result = []; const value = srcValue ? ` ${String(srcValue) .replace(/[\u0021-\u0040]+/g, ' ') .replace(/\s+/g, ' ') .trim() .toLowerCase()} ` : ''; Iif (!value || value.length < 3) { return result; } for (let i = 0, l = value.length - 2; i < l; i += 1) { result[i] = value.substr(i, 3); } return result; } static asTuples(value) { const dictionary = Language.getTrigrams(value).reduce( (srcprev, current) => { const prev = srcprev; prev[current] = (prev[current] || 0) + 1; return prev; }, {} ); const tuples = []; Object.keys(dictionary).forEach(key => { tuples.push([key, dictionary[key]]); }); tuples.sort((a, b) => a[1] - b[1]); return tuples; } static getDistance(trigrams, model) { let distance = 0; trigrams.forEach(currentTrigram => { distance += currentTrigram[0] in model ? Math.abs(currentTrigram[1] - model[currentTrigram[0]] - 1) : 300; }); return distance; } static getOccurrence(value, expression) { const count = value.match(expression); return (count ? count.length : 0) / value.length || 0; } static getTopScript(value) { let topCount = -1; let topScript; Object.keys(scripts).forEach(script => { const count = Language.getOccurrence(value, scripts[script]); if (count > topCount) { topCount = count; topScript = script; } }); return [topScript, topCount]; } static filterLanguages(languages, whitelist, blacklist) { if (whitelist.length === 0 && blacklist.length === 0) { return languages; } const filteredLanguages = {}; Object.keys(languages).forEach(language => { if ( (whitelist.length === 0 || whitelist.indexOf(language) > -1) && blacklist.indexOf(language) === -1 ) { filteredLanguages[language] = languages[language]; } }); return filteredLanguages; } static getDistances(trigrams, srcLanguages, options) { const distances = []; const whitelist = options.whitelist || []; const blacklist = options.blacklist || []; const languages = Language.filterLanguages( srcLanguages, whitelist, blacklist ); Iif (!languages) { return und(); } Object.keys(languages).forEach(language => { distances.push([ language, Language.getDistance(trigrams, languages[language]), ]); }); return distances.sort((a, b) => a[1] - b[1]); } static detectAll(srcValue, settings = {}) { const minLength = settings.minLength || 10; if (!srcValue || srcValue.length < minLength) { return und(); } const value = srcValue.substr(0, 2048); const script = Language.getTopScript(value); if (!(script[0] in data) && script[1] > 0.5) { Eif (settings.whitelist) { Eif (settings.whitelist.includes(script[0])) { return [[script[0], 1]]; } if (script[0] === 'cmn' && settings.whitelist.includes('jpn')) { return [['jpn', 1]]; } } else { return [[script[0], 1]]; } } Eif (data[script[0]]) { const distances = Language.getDistances( Language.asTuples(value), data[script[0]], settings ); Iif (distances[0][0] === 'und') { return [[script[0], 1]]; } const min = distances[0][1]; const max = value.length * 300 - min; return distances.map(d => [d[0], 1 - (d[1] - min) / max || 0]); } return [[script[0], 1]]; } buildData() { for (let i = 0; i < languageData.length; i += 1) { const language = { alpha2: languageData[i][0], alpha3: languageData[i][1], name: languageData[i][2], }; this.languagesAlpha3[language.alpha3] = language; this.languagesAlpha2[language.alpha2] = language; } } transformWhitelist(whitelist) { const result = []; for (let i = 0; i < whitelist.length; i += 1) { if (whitelist[i].length === 3) { result.push(whitelist[i]); } else { const language = this.languagesAlpha2[whitelist[i]]; if (language) { result.push(language.alpha3); } } } return result; } guess(utterance, whitelist, limit) { const options = {}; if (utterance.length < 10) { options.minLength = utterance.length; } if (whitelist && whitelist.length && whitelist.length > 0) { options.whitelist = this.transformWhitelist(whitelist); } const scores = Language.detectAll(utterance, options); const result = []; for (let i = 0; i < scores.length; i += 1) { const language = this.languagesAlpha3[scores[i][0]]; if (language) { result.push({ alpha3: language.alpha3, alpha2: language.alpha2, language: language.name, score: scores[i][1], }); if (limit && result.length >= limit) { break; } } } return result; } /** * Given an utterance, a whitelist of iso codes and the limit of results, * return the language with the best score. * The whitelist is optional. * @param {String} utterance Utterance wich we want to guess the language. * @param {String[]} whitelist Whitelist of accepted languages. * @return {Object} Best guess. */ guessBest(utterance, whitelist) { return this.guess(utterance, whitelist, 1)[0]; } addTrigrams(locale, sentence) { const language = this.languagesAlpha2[locale]; const iso3 = language ? language.alpha3 : locale; const script = Language.getTopScript(sentence)[0]; const trigrams = Language.getTrigrams(sentence); if (data[script]) { if (!data[script][iso3]) { data[script][iso3] = {}; } trigrams.forEach(trigram => { data[script][iso3][trigram] = 1; }); } } addExtraSentence(locale, sentence) { this.extraSentences.push([locale, sentence]); this.addTrigrams(locale, sentence); } processExtraSentences() { this.extraSentences.forEach(item => { this.addTrigrams(item[0], item[1]); }); } } function buildModel() { Object.keys(data).forEach(script => { const languages = data[script]; Object.keys(languages).forEach(name => { const model = languages[name].split('|'); let weight = model.length; const trigrams = {}; while (weight > 0) { weight -= 1; trigrams[model[weight]] = weight; } languages[name] = trigrams; }); }); } buildModel(); module.exports = Language; |