@codesigntheory/bnunicode2ansi/index.js

A Bengali Unicode to ANSI text Converter

"use strict";

var conversions = { "।" : "|", "‘":"Ô", "’":"Õ", "“":"Ò", "”":"Ó", "্র্য":"ª¨", "ম্প্র":"¤cÖ", "র‌্য":"i¨", "ক্ষ্ম":"²", "ক্ক":"°", "ক্ট":"±", "ক্ত":"³", "ক্ব":"K¡", "স্ক্র":"¯Œ", "ক্র":"µ", "ক্ল":"K¬", "ক্ষ":"¶", "ক্স":"·", "গু":"¸", "গ্ধ":"»", "গ্ন":"Mœ", "গ্ম":"M¥", "গ্ল":"Mø", "গ্রু":"Mªy", "ঙ্ক":"¼", "ঙ্ক্ষ":"•¶", "ঙ্খ":"•L", "ঙ্গ":"½", "ঙ্ঘ":"•N", "চ্ছ্ব":"”Q¡", "চ্চ":"”P", "চ্ছ":"”Q", "চ্ঞ":"”T", "জ্জ্ব":"¾¡", "জ্জ":"¾", "জ্ঝ":"À", "জ্ঞ":"Á", "জ্ব":"R¡", "ঞ্চ":"Â", "ঞ্ছ":"Ã", "ঞ্জ":"Ä", "ঞ্ঝ":"Å", "ট্ট":"Æ", "ট্ব":"U¡", "ট্ম":"U¥", "ড্ড":"Ç", "ণ্ট":"È", "ণ্ঠ":"É", "ন্স":"Ý", "ণ্ড":"Ê", "ন্তু":"š‘", "ণ্ব":"Y^", "ত্ত্ব":"Ë¡", "ত্ত":"Ë", "ত্থ":"Ì", "ত্ন":"Zœ", "ত্ম":"Z¥", "ন্ত্ব":"š—¡", "ত্ব":"Z¡", "থ্ব":"_¡", "দ্গ":"˜M", "দ্ঘ":"˜N", "দ্দ":"Ï", "দ্ধ":"×", "দ্ব":"˜¡", "দ্ব":"Ø", "দ্ভ":"™¢", "দ্ম":"Ù", "দ্রু":"`ª“", "ধ্ব":"aŸ", "ধ্ম":"a¥", "ন্ট":"›U", "ন্ঠ":"Ú", "ন্ড":"Û", "ন্ত্র":"š¿", "ন্ত":"š—", "স্ত্র":"¯¿", "ত্র":"Î", "ন্থ":"š’", "ন্দ":"›`", "ন্দ্ব":"›Ø", "ন্ধ":"Ü", "ন্ন":"bœ", "ন্ব":"š^", "ন্ম":"b¥", "প্ট":"Þ", "প্ত":"ß", "প্ন":"cœ", "প্প":"à", "প্ল":"cø", "প্স":"á", "ফ্ল":"d¬", "ব্জ":"â", "ব্দ":"ã", "ব্ধ":"ä", "ব্ব":"eŸ", "ব্ল":"eø", "ভ্র":"å", "ম্ন":"gœ", "ম্প":"¤ú", "ম্ফ":"ç", "ম্ব":"¤^", "ম্ভ":"¤¢", "ম্ভ্র":"¤£", "ম্ম":"¤§", "ম্ল":"¤ø", "্র":"ª", "রু":"i“", "রূ":"iƒ", "ল্ক":"é", "ল্গ":"ê", "ল্ট":"ë", "ল্ড":"ì", "ল্প":"í", "ল্ফ":"î", "ল্ব":"j¦", "ল্ম":"j¥", "ল্ল":"jø", "শু":"ï", "শ্চ":"ð", "শ্ন":"kœ", "শ্ব":"k¦", "শ্ম":"k¥", "শ্ল":"kø", "ষ্ক":"®‹", "ষ্ক্র":"®Œ", "ষ্ট":"ó", "ষ্ঠ":"ô", "ষ্ণ":"ò", "ষ্প":"®ú", "ষ্ফ":"õ", "ষ্ম":"®§", "স্ক":"¯‹", "স্ট":"÷", "স্খ":"ö", "স্ত":"¯Í", "স্তু":"¯‘", "স্থ":"¯’", "স্ন":"mœ", "স্প":"¯ú", "স্ফ":"ù", "স্ব":"¯^", "স্ম":"¯§", "স্ল":"¯ø", "হু":"û", "হ্ণ":"nè", "হ্ব":"nŸ", "হ্ন":"ý", "হ্ম":"þ", "হ্ল":"n¬", "হৃ":"ü", "র্":"©", "্র":"«", "্য":"¨", "্":"&", "আ":"Av", "অ":"A", "ই":"B", "ঈ":"C", "উ":"D", "ঊ":"E", "ঋ":"F", "এ":"G", "ঐ":"H", "ও":"I", "ঔ":"J", "ক":"K", "খ":"L", "গ":"M", "ঘ":"N", "ঙ":"O", "চ":"P", "ছ":"Q", "জ":"R", "ঝ":"S", "ঞ":"T", "ট":"U", "ঠ":"V", "ড":"W", "ঢ":"X", "ণ":"Y", "ত":"Z", "থ":"_", "দ":"`", "ধ":"a", "ন":"b", "প":"c", "ফ":"d", "ব":"e", "ভ":"f", "ম":"g", "য":"h", "র":"i", "ল":"j", "শ":"k", "ষ":"l", "স":"m", "হ":"n", "ড়":"o", "ঢ়":"p", "য়":"q", "ৎ":"r", "০":"0", "১":"1", "২":"2", "৩":"3", "৪":"4", "৫":"5", "৬":"6", "৭":"7", "৮":"8", "৯":"9", "া":"v", "ি":"w", "ী":"x", "ু":"y", "ূ":"~", "ৃ":"…", "ে":"‡", "ো":"‡", "ৈ":"‰", "ৗ":"Š", "ৌ": "Š", "ং":"s", "ঃ":"t", "ঁ":"u", "্ল": "ø"};

var bengaliRegex = /(র্){0,1}([অ-হড়-য়](?:্[অ-মশ-হড়-য়])*)((‍){0,1}(্[য-ল])){0,1}([া-ৌ]){0,1}|[্ঁঃংৎ০-৯]/g;

function replacer(match, reff, mUnit, posPhala, noPrint, posPhalaTrail, kaar, offset, string){
  if (conversions[match]){
    return conversions[match];
  }
  var mainConv, kaarConv;
  mainConv = mUnit.replace(bengaliRegex, replacer)
  if (posPhala){
      mainConv = mainConv + conversions[posPhalaTrail];
  }
  if (reff){
    mainConv = mainConv + '©';
  }
  if (kaar){
    kaarConv = conversions[kaar];
    if (kaar.match(/[াীুূৗৃ]/)){
      mainConv = mainConv + kaarConv;
    } else if (kaar.match(/[িেৈ]/)) {
      mainConv = kaarConv + mainConv;
    } else {
      mainConv = kaarConv + mainConv + "v";
    }
    if (kaar.match(/[েো]/) && (offset == 0 || string[offset - 1] == ' ')){
      mainConv = mainConv.replace("‡", '†');
    }
  }
  return mainConv;
}

function bnUnicode2ANSI(string){
  var rep = string.replace(bengaliRegex, replacer);
  return rep;
}

exports.bnUnicode2ANSI = bnUnicode2ANSI;