durss

Remove diacritics

Jul 26th, 2021 (edited)
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  1. //Porté comme un shlag depuis mon Utils en typescript donc j'ai p'tet merdé des trucs
  2. //Suffit d'appeler removeDiacritics("éèàôè") et t'auras "eeaoe"
  3. const defaultDiacriticsRemovalMap = [
  4.     {
  5.         'base': 'A',
  6.         'letters': '\u0041\u24B6\uFF21\u00C0\u00C1\u00C2\u1EA6\u1EA4\u1EAA\u1EA8\u00C3\u0100\u0102\u1EB0\u1EAE\u1EB4\u1EB2\u0226\u01E0\u00C4\u01DE\u1EA2\u00C5\u01FA\u01CD\u0200\u0202\u1EA0\u1EAC\u1EB6\u1E00\u0104\u023A\u2C6F'
  7.     },
  8.     { 'base': 'AA', 'letters': '\uA732' },
  9.     { 'base': 'AE', 'letters': '\u00C6\u01FC\u01E2' },
  10.     { 'base': 'AO', 'letters': '\uA734' },
  11.     { 'base': 'AU', 'letters': '\uA736' },
  12.     { 'base': 'AV', 'letters': '\uA738\uA73A' },
  13.     { 'base': 'AY', 'letters': '\uA73C' },
  14.     { 'base': 'B', 'letters': '\u0042\u24B7\uFF22\u1E02\u1E04\u1E06\u0243\u0182\u0181' },
  15.     { 'base': 'C', 'letters': '\u0043\u24B8\uFF23\u0106\u0108\u010A\u010C\u00C7\u1E08\u0187\u023B\uA73E' },
  16.     {
  17.         'base': 'D',
  18.         'letters': '\u0044\u24B9\uFF24\u1E0A\u010E\u1E0C\u1E10\u1E12\u1E0E\u0110\u018B\u018A\u0189\uA779\u00D0'
  19.     },
  20.     { 'base': 'DZ', 'letters': '\u01F1\u01C4' },
  21.     { 'base': 'Dz', 'letters': '\u01F2\u01C5' },
  22.     {
  23.         'base': 'E',
  24.         'letters': '\u0045\u24BA\uFF25\u00C8\u00C9\u00CA\u1EC0\u1EBE\u1EC4\u1EC2\u1EBC\u0112\u1E14\u1E16\u0114\u0116\u00CB\u1EBA\u011A\u0204\u0206\u1EB8\u1EC6\u0228\u1E1C\u0118\u1E18\u1E1A\u0190\u018E'
  25.     },
  26.     { 'base': 'F', 'letters': '\u0046\u24BB\uFF26\u1E1E\u0191\uA77B' },
  27.     {
  28.         'base': 'G',
  29.         'letters': '\u0047\u24BC\uFF27\u01F4\u011C\u1E20\u011E\u0120\u01E6\u0122\u01E4\u0193\uA7A0\uA77D\uA77E'
  30.     },
  31.     {
  32.         'base': 'H',
  33.         'letters': '\u0048\u24BD\uFF28\u0124\u1E22\u1E26\u021E\u1E24\u1E28\u1E2A\u0126\u2C67\u2C75\uA78D'
  34.     },
  35.     {
  36.         'base': 'I',
  37.         'letters': '\u0049\u24BE\uFF29\u00CC\u00CD\u00CE\u0128\u012A\u012C\u0130\u00CF\u1E2E\u1EC8\u01CF\u0208\u020A\u1ECA\u012E\u1E2C\u0197'
  38.     },
  39.     { 'base': 'J', 'letters': '\u004A\u24BF\uFF2A\u0134\u0248' },
  40.     {
  41.         'base': 'K',
  42.         'letters': '\u004B\u24C0\uFF2B\u1E30\u01E8\u1E32\u0136\u1E34\u0198\u2C69\uA740\uA742\uA744\uA7A2'
  43.     },
  44.     {
  45.         'base': 'L',
  46.         'letters': '\u004C\u24C1\uFF2C\u013F\u0139\u013D\u1E36\u1E38\u013B\u1E3C\u1E3A\u0141\u023D\u2C62\u2C60\uA748\uA746\uA780'
  47.     },
  48.     { 'base': 'LJ', 'letters': '\u01C7' },
  49.     { 'base': 'Lj', 'letters': '\u01C8' },
  50.     { 'base': 'M', 'letters': '\u004D\u24C2\uFF2D\u1E3E\u1E40\u1E42\u2C6E\u019C' },
  51.     {
  52.         'base': 'N',
  53.         'letters': '\u004E\u24C3\uFF2E\u01F8\u0143\u00D1\u1E44\u0147\u1E46\u0145\u1E4A\u1E48\u0220\u019D\uA790\uA7A4'
  54.     },
  55.     { 'base': 'NJ', 'letters': '\u01CA' },
  56.     { 'base': 'Nj', 'letters': '\u01CB' },
  57.     {
  58.         'base': 'O',
  59.         'letters': '\u004F\u24C4\uFF2F\u00D2\u00D3\u00D4\u1ED2\u1ED0\u1ED6\u1ED4\u00D5\u1E4C\u022C\u1E4E\u014C\u1E50\u1E52\u014E\u022E\u0230\u00D6\u022A\u1ECE\u0150\u01D1\u020C\u020E\u01A0\u1EDC\u1EDA\u1EE0\u1EDE\u1EE2\u1ECC\u1ED8\u01EA\u01EC\u00D8\u01FE\u0186\u019F\uA74A\uA74C'
  60.     },
  61.     { 'base': 'OI', 'letters': '\u01A2' },
  62.     { 'base': 'OO', 'letters': '\uA74E' },
  63.     { 'base': 'OU', 'letters': '\u0222' },
  64.     { 'base': 'OE', 'letters': '\u008C\u0152' },
  65.     { 'base': 'oe', 'letters': '\u009C\u0153' },
  66.     { 'base': 'P', 'letters': '\u0050\u24C5\uFF30\u1E54\u1E56\u01A4\u2C63\uA750\uA752\uA754' },
  67.     { 'base': 'Q', 'letters': '\u0051\u24C6\uFF31\uA756\uA758\u024A' },
  68.     {
  69.         'base': 'R',
  70.         'letters': '\u0052\u24C7\uFF32\u0154\u1E58\u0158\u0210\u0212\u1E5A\u1E5C\u0156\u1E5E\u024C\u2C64\uA75A\uA7A6\uA782'
  71.     },
  72.     {
  73.         'base': 'S',
  74.         'letters': '\u0053\u24C8\uFF33\u1E9E\u015A\u1E64\u015C\u1E60\u0160\u1E66\u1E62\u1E68\u0218\u015E\u2C7E\uA7A8\uA784'
  75.     },
  76.     {
  77.         'base': 'T',
  78.         'letters': '\u0054\u24C9\uFF34\u1E6A\u0164\u1E6C\u021A\u0162\u1E70\u1E6E\u0166\u01AC\u01AE\u023E\uA786'
  79.     },
  80.     { 'base': 'TZ', 'letters': '\uA728' },
  81.     {
  82.         'base': 'U',
  83.         'letters': '\u0055\u24CA\uFF35\u00D9\u00DA\u00DB\u0168\u1E78\u016A\u1E7A\u016C\u00DC\u01DB\u01D7\u01D5\u01D9\u1EE6\u016E\u0170\u01D3\u0214\u0216\u01AF\u1EEA\u1EE8\u1EEE\u1EEC\u1EF0\u1EE4\u1E72\u0172\u1E76\u1E74\u0244'
  84.     },
  85.     { 'base': 'V', 'letters': '\u0056\u24CB\uFF36\u1E7C\u1E7E\u01B2\uA75E\u0245' },
  86.     { 'base': 'VY', 'letters': '\uA760' },
  87.     { 'base': 'W', 'letters': '\u0057\u24CC\uFF37\u1E80\u1E82\u0174\u1E86\u1E84\u1E88\u2C72' },
  88.     { 'base': 'X', 'letters': '\u0058\u24CD\uFF38\u1E8A\u1E8C' },
  89.     {
  90.         'base': 'Y',
  91.         'letters': '\u0059\u24CE\uFF39\u1EF2\u00DD\u0176\u1EF8\u0232\u1E8E\u0178\u1EF6\u1EF4\u01B3\u024E\u1EFE'
  92.     },
  93.     {
  94.         'base': 'Z',
  95.         'letters': '\u005A\u24CF\uFF3A\u0179\u1E90\u017B\u017D\u1E92\u1E94\u01B5\u0224\u2C7F\u2C6B\uA762'
  96.     },
  97.     {
  98.         'base': 'a',
  99.         'letters': '\u0061\u24D0\uFF41\u1E9A\u00E0\u00E1\u00E2\u1EA7\u1EA5\u1EAB\u1EA9\u00E3\u0101\u0103\u1EB1\u1EAF\u1EB5\u1EB3\u0227\u01E1\u00E4\u01DF\u1EA3\u00E5\u01FB\u01CE\u0201\u0203\u1EA1\u1EAD\u1EB7\u1E01\u0105\u2C65\u0250'
  100.     },
  101.     { 'base': 'aa', 'letters': '\uA733' },
  102.     { 'base': 'ae', 'letters': '\u00E6\u01FD\u01E3' },
  103.     { 'base': 'ao', 'letters': '\uA735' },
  104.     { 'base': 'au', 'letters': '\uA737' },
  105.     { 'base': 'av', 'letters': '\uA739\uA73B' },
  106.     { 'base': 'ay', 'letters': '\uA73D' },
  107.     { 'base': 'b', 'letters': '\u0062\u24D1\uFF42\u1E03\u1E05\u1E07\u0180\u0183\u0253' },
  108.     { 'base': 'c', 'letters': '\u0063\u24D2\uFF43\u0107\u0109\u010B\u010D\u00E7\u1E09\u0188\u023C\uA73F\u2184' },
  109.     {
  110.         'base': 'd',
  111.         'letters': '\u0064\u24D3\uFF44\u1E0B\u010F\u1E0D\u1E11\u1E13\u1E0F\u0111\u018C\u0256\u0257\uA77A'
  112.     },
  113.     { 'base': 'dz', 'letters': '\u01F3\u01C6' },
  114.     {
  115.         'base': 'e',
  116.         'letters': '\u0065\u24D4\uFF45\u00E8\u00E9\u00EA\u1EC1\u1EBF\u1EC5\u1EC3\u1EBD\u0113\u1E15\u1E17\u0115\u0117\u00EB\u1EBB\u011B\u0205\u0207\u1EB9\u1EC7\u0229\u1E1D\u0119\u1E19\u1E1B\u0247\u025B\u01DD'
  117.     },
  118.     { 'base': 'f', 'letters': '\u0066\u24D5\uFF46\u1E1F\u0192\uA77C' },
  119.     {
  120.         'base': 'g',
  121.         'letters': '\u0067\u24D6\uFF47\u01F5\u011D\u1E21\u011F\u0121\u01E7\u0123\u01E5\u0260\uA7A1\u1D79\uA77F'
  122.     },
  123.     {
  124.         'base': 'h',
  125.         'letters': '\u0068\u24D7\uFF48\u0125\u1E23\u1E27\u021F\u1E25\u1E29\u1E2B\u1E96\u0127\u2C68\u2C76\u0265'
  126.     },
  127.     { 'base': 'hv', 'letters': '\u0195' },
  128.     {
  129.         'base': 'i',
  130.         'letters': '\u0069\u24D8\uFF49\u00EC\u00ED\u00EE\u0129\u012B\u012D\u00EF\u1E2F\u1EC9\u01D0\u0209\u020B\u1ECB\u012F\u1E2D\u0268\u0131'
  131.     },
  132.     { 'base': 'j', 'letters': '\u006A\u24D9\uFF4A\u0135\u01F0\u0249' },
  133.     {
  134.         'base': 'k',
  135.         'letters': '\u006B\u24DA\uFF4B\u1E31\u01E9\u1E33\u0137\u1E35\u0199\u2C6A\uA741\uA743\uA745\uA7A3'
  136.     },
  137.     {
  138.         'base': 'l',
  139.         'letters': '\u006C\u24DB\uFF4C\u0140\u013A\u013E\u1E37\u1E39\u013C\u1E3D\u1E3B\u017F\u0142\u019A\u026B\u2C61\uA749\uA781\uA747'
  140.     },
  141.     { 'base': 'lj', 'letters': '\u01C9' },
  142.     { 'base': 'm', 'letters': '\u006D\u24DC\uFF4D\u1E3F\u1E41\u1E43\u0271\u026F' },
  143.     {
  144.         'base': 'n',
  145.         'letters': '\u006E\u24DD\uFF4E\u01F9\u0144\u00F1\u1E45\u0148\u1E47\u0146\u1E4B\u1E49\u019E\u0272\u0149\uA791\uA7A5'
  146.     },
  147.     { 'base': 'nj', 'letters': '\u01CC' },
  148.     {
  149.         'base': 'o',
  150.         'letters': '\u006F\u24DE\uFF4F\u00F2\u00F3\u00F4\u1ED3\u1ED1\u1ED7\u1ED5\u00F5\u1E4D\u022D\u1E4F\u014D\u1E51\u1E53\u014F\u022F\u0231\u00F6\u022B\u1ECF\u0151\u01D2\u020D\u020F\u01A1\u1EDD\u1EDB\u1EE1\u1EDF\u1EE3\u1ECD\u1ED9\u01EB\u01ED\u00F8\u01FF\u0254\uA74B\uA74D\u0275'
  151.     },
  152.     { 'base': 'oi', 'letters': '\u01A3' },
  153.     { 'base': 'ou', 'letters': '\u0223' },
  154.     { 'base': 'oo', 'letters': '\uA74F' },
  155.     { 'base': 'p', 'letters': '\u0070\u24DF\uFF50\u1E55\u1E57\u01A5\u1D7D\uA751\uA753\uA755' },
  156.     { 'base': 'q', 'letters': '\u0071\u24E0\uFF51\u024B\uA757\uA759' },
  157.     {
  158.         'base': 'r',
  159.         'letters': '\u0072\u24E1\uFF52\u0155\u1E59\u0159\u0211\u0213\u1E5B\u1E5D\u0157\u1E5F\u024D\u027D\uA75B\uA7A7\uA783'
  160.     },
  161.     {
  162.         'base': 's',
  163.         'letters': '\u0073\u24E2\uFF53\u00DF\u015B\u1E65\u015D\u1E61\u0161\u1E67\u1E63\u1E69\u0219\u015F\u023F\uA7A9\uA785\u1E9B'
  164.     },
  165.     {
  166.         'base': 't',
  167.         'letters': '\u0074\u24E3\uFF54\u1E6B\u1E97\u0165\u1E6D\u021B\u0163\u1E71\u1E6F\u0167\u01AD\u0288\u2C66\uA787'
  168.     },
  169.     { 'base': 'tz', 'letters': '\uA729' },
  170.     {
  171.         'base': 'u',
  172.         'letters': '\u0075\u24E4\uFF55\u00F9\u00FA\u00FB\u0169\u1E79\u016B\u1E7B\u016D\u00FC\u01DC\u01D8\u01D6\u01DA\u1EE7\u016F\u0171\u01D4\u0215\u0217\u01B0\u1EEB\u1EE9\u1EEF\u1EED\u1EF1\u1EE5\u1E73\u0173\u1E77\u1E75\u0289'
  173.     },
  174.     { 'base': 'v', 'letters': '\u0076\u24E5\uFF56\u1E7D\u1E7F\u028B\uA75F\u028C' },
  175.     { 'base': 'vy', 'letters': '\uA761' },
  176.     { 'base': 'w', 'letters': '\u0077\u24E6\uFF57\u1E81\u1E83\u0175\u1E87\u1E85\u1E98\u1E89\u2C73' },
  177.     { 'base': 'x', 'letters': '\u0078\u24E7\uFF58\u1E8B\u1E8D' },
  178.     {
  179.         'base': 'y',
  180.         'letters': '\u0079\u24E8\uFF59\u1EF3\u00FD\u0177\u1EF9\u0233\u1E8F\u00FF\u1EF7\u1E99\u1EF5\u01B4\u024F\u1EFF'
  181.     },
  182.     { 'base': 'z', 'letters': '\u007A\u24E9\uFF5A\u017A\u1E91\u017C\u017E\u1E93\u1E95\u01B6\u0225\u0240\u2C6C\uA763' }
  183. ];
  184.  
  185. removeDiacritics(str) {
  186.     if (!diacriticsMap) initDiacritics();
  187.     return str.replace(/[^\u0000-\u007E]/g, (a) => {
  188.         return diacriticsMap[a] || a;
  189.     });
  190. }
  191.  
  192.  
  193. diacriticsMap = null;
  194. initDiacritics() {
  195.     diacriticsMap = {};
  196.     for (let i = 0; i < defaultDiacriticsRemovalMap.length; i++) {
  197.         let letters = defaultDiacriticsRemovalMap[i].letters;
  198.         for (let j = 0; j < letters.length; j++) {
  199.             diacriticsMap[letters[j]] = defaultDiacriticsRemovalMap[i].base;
  200.         }
  201.     }
  202. }
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