Move urlify (Django port) & remove xregexp vendor library

- Move vendor/urlify.js into our own codebase as a port of the Djago util
- Remove the need for xregexp polyfill library

client/src/controllers/SlugController.test.js

@@ -229,8 +229,6 @@ describe('compare behaviour', () => {
 });
 
 describe('urlify behaviour', () => {
-  require('../../../wagtail/admin/static_src/wagtailadmin/js/vendor/urlify')
-    .default;
   let application;
 
   beforeEach(() => {

client/src/controllers/SlugController.ts

@@ -77,6 +77,11 @@ export class SlugController extends Controller<HTMLInputElement> {
   /**
    * Advanced slugify of a string, updates the controlled element's value
    * or can be used to simply return the transformed value.
+   *
+   * The urlify (Django port) function performs extra processing on the string &
+   * is more suitable for creating a slug from the title, rather than sanitising manually.
+   * If the urlify util returns an empty string it will fall back to the slugify method.
+   *
    * If a custom event with detail.value is provided, that value will be used
    * instead of the field's value.
    */
@@ -84,9 +89,13 @@ export class SlugController extends Controller<HTMLInputElement> {
     event: CustomEvent<{ value: string }> | { detail: { value: string } },
     ignoreUpdate = false,
   ) {
-    const unicodeSlugsEnabled = this.allowUnicodeValue;
     const { value = this.element.value } = event?.detail || {};
-    const newValue = urlify(value.trim(), { unicodeSlugsEnabled });
+
+    const trimmedValue = value.trim();
+
+    const newValue =
+      urlify(trimmedValue) ||
+      this.slugify({ detail: { value: trimmedValue } }, true);
 
     if (!ignoreUpdate) {
       this.element.value = newValue;

client/src/utils/urlify.config.json

@@ -0,0 +1,494 @@
+[
+  {
+    "LATIN_MAP": [
+      ["À", "A"],
+      ["Á", "A"],
+      ["Â", "A"],
+      ["Ã", "A"],
+      ["Ä", "A"],
+      ["Å", "A"],
+      ["Æ", "AE"],
+      ["Ç", "C"],
+      ["È", "E"],
+      ["É", "E"],
+      ["Ê", "E"],
+      ["Ë", "E"],
+      ["Ì", "I"],
+      ["Í", "I"],
+      ["Î", "I"],
+      ["Ï", "I"],
+      ["Ð", "D"],
+      ["Ñ", "N"],
+      ["Ò", "O"],
+      ["Ó", "O"],
+      ["Ô", "O"],
+      ["Õ", "O"],
+      ["Ö", "O"],
+      ["Ő", "O"],
+      ["Ø", "O"],
+      ["Ù", "U"],
+      ["Ú", "U"],
+      ["Û", "U"],
+      ["Ü", "U"],
+      ["Ű", "U"],
+      ["Ý", "Y"],
+      ["Þ", "TH"],
+      ["Ÿ", "Y"],
+      ["ß", "ss"],
+      ["à", "a"],
+      ["á", "a"],
+      ["â", "a"],
+      ["ã", "a"],
+      ["ä", "a"],
+      ["å", "a"],
+      ["æ", "ae"],
+      ["ç", "c"],
+      ["è", "e"],
+      ["é", "e"],
+      ["ê", "e"],
+      ["ë", "e"],
+      ["ì", "i"],
+      ["í", "i"],
+      ["î", "i"],
+      ["ï", "i"],
+      ["ð", "d"],
+      ["ñ", "n"],
+      ["ò", "o"],
+      ["ó", "o"],
+      ["ô", "o"],
+      ["õ", "o"],
+      ["ö", "o"],
+      ["ő", "o"],
+      ["ø", "o"],
+      ["ù", "u"],
+      ["ú", "u"],
+      ["û", "u"],
+      ["ü", "u"],
+      ["ű", "u"],
+      ["ý", "y"],
+      ["þ", "th"],
+      ["ÿ", "y"]
+    ]
+  },
+  { "LATIN_SYMBOLS_MAP": [["©", "(c)"]] },
+  {
+    "GREEK_MAP": [
+      ["α", "a"],
+      ["β", "b"],
+      ["γ", "g"],
+      ["δ", "d"],
+      ["ε", "e"],
+      ["ζ", "z"],
+      ["η", "h"],
+      ["θ", "8"],
+      ["ι", "i"],
+      ["κ", "k"],
+      ["λ", "l"],
+      ["μ", "m"],
+      ["ν", "n"],
+      ["ξ", "3"],
+      ["ο", "o"],
+      ["π", "p"],
+      ["ρ", "r"],
+      ["σ", "s"],
+      ["τ", "t"],
+      ["υ", "y"],
+      ["φ", "f"],
+      ["χ", "x"],
+      ["ψ", "ps"],
+      ["ω", "w"],
+      ["ά", "a"],
+      ["έ", "e"],
+      ["ί", "i"],
+      ["ό", "o"],
+      ["ύ", "y"],
+      ["ή", "h"],
+      ["ώ", "w"],
+      ["ς", "s"],
+      ["ϊ", "i"],
+      ["ΰ", "y"],
+      ["ϋ", "y"],
+      ["ΐ", "i"],
+      ["Α", "A"],
+      ["Β", "B"],
+      ["Γ", "G"],
+      ["Δ", "D"],
+      ["Ε", "E"],
+      ["Ζ", "Z"],
+      ["Η", "H"],
+      ["Θ", "8"],
+      ["Ι", "I"],
+      ["Κ", "K"],
+      ["Λ", "L"],
+      ["Μ", "M"],
+      ["Ν", "N"],
+      ["Ξ", "3"],
+      ["Ο", "O"],
+      ["Π", "P"],
+      ["Ρ", "R"],
+      ["Σ", "S"],
+      ["Τ", "T"],
+      ["Υ", "Y"],
+      ["Φ", "F"],
+      ["Χ", "X"],
+      ["Ψ", "PS"],
+      ["Ω", "W"],
+      ["Ά", "A"],
+      ["Έ", "E"],
+      ["Ί", "I"],
+      ["Ό", "O"],
+      ["Ύ", "Y"],
+      ["Ή", "H"],
+      ["Ώ", "W"],
+      ["Ϊ", "I"],
+      ["Ϋ", "Y"]
+    ]
+  },
+  {
+    "TURKISH_MAP": [
+      ["ş", "s"],
+      ["Ş", "S"],
+      ["ı", "i"],
+      ["İ", "I"],
+      ["ç", "c"],
+      ["Ç", "C"],
+      ["ü", "u"],
+      ["Ü", "U"],
+      ["ö", "o"],
+      ["Ö", "O"],
+      ["ğ", "g"],
+      ["Ğ", "G"]
+    ]
+  },
+  {
+    "ROMANIAN_MAP": [
+      ["ă", "a"],
+      ["î", "i"],
+      ["ș", "s"],
+      ["ț", "t"],
+      ["â", "a"],
+      ["Ă", "A"],
+      ["Î", "I"],
+      ["Ș", "S"],
+      ["Ț", "T"],
+      ["Â", "A"]
+    ]
+  },
+  {
+    "RUSSIAN_MAP": [
+      ["а", "a"],
+      ["б", "b"],
+      ["в", "v"],
+      ["г", "g"],
+      ["д", "d"],
+      ["е", "e"],
+      ["ё", "yo"],
+      ["ж", "zh"],
+      ["з", "z"],
+      ["и", "i"],
+      ["й", "j"],
+      ["к", "k"],
+      ["л", "l"],
+      ["м", "m"],
+      ["н", "n"],
+      ["о", "o"],
+      ["п", "p"],
+      ["р", "r"],
+      ["с", "s"],
+      ["т", "t"],
+      ["у", "u"],
+      ["ф", "f"],
+      ["х", "h"],
+      ["ц", "c"],
+      ["ч", "ch"],
+      ["ш", "sh"],
+      ["щ", "sh"],
+      ["ъ", ""],
+      ["ы", "y"],
+      ["ь", ""],
+      ["э", "e"],
+      ["ю", "yu"],
+      ["я", "ya"],
+      ["А", "A"],
+      ["Б", "B"],
+      ["В", "V"],
+      ["Г", "G"],
+      ["Д", "D"],
+      ["Е", "E"],
+      ["Ё", "Yo"],
+      ["Ж", "Zh"],
+      ["З", "Z"],
+      ["И", "I"],
+      ["Й", "J"],
+      ["К", "K"],
+      ["Л", "L"],
+      ["М", "M"],
+      ["Н", "N"],
+      ["О", "O"],
+      ["П", "P"],
+      ["Р", "R"],
+      ["С", "S"],
+      ["Т", "T"],
+      ["У", "U"],
+      ["Ф", "F"],
+      ["Х", "H"],
+      ["Ц", "C"],
+      ["Ч", "Ch"],
+      ["Ш", "Sh"],
+      ["Щ", "Sh"],
+      ["Ъ", ""],
+      ["Ы", "Y"],
+      ["Ь", ""],
+      ["Э", "E"],
+      ["Ю", "Yu"],
+      ["Я", "Ya"]
+    ]
+  },
+  {
+    "UKRAINIAN_MAP": [
+      ["Є", "Ye"],
+      ["І", "I"],
+      ["Ї", "Yi"],
+      ["Ґ", "G"],
+      ["є", "ye"],
+      ["і", "i"],
+      ["ї", "yi"],
+      ["ґ", "g"]
+    ]
+  },
+  {
+    "CZECH_MAP": [
+      ["č", "c"],
+      ["ď", "d"],
+      ["ě", "e"],
+      ["ň", "n"],
+      ["ř", "r"],
+      ["š", "s"],
+      ["ť", "t"],
+      ["ů", "u"],
+      ["ž", "z"],
+      ["Č", "C"],
+      ["Ď", "D"],
+      ["Ě", "E"],
+      ["Ň", "N"],
+      ["Ř", "R"],
+      ["Š", "S"],
+      ["Ť", "T"],
+      ["Ů", "U"],
+      ["Ž", "Z"]
+    ]
+  },
+  {
+    "SLOVAK_MAP": [
+      ["á", "a"],
+      ["ä", "a"],
+      ["č", "c"],
+      ["ď", "d"],
+      ["é", "e"],
+      ["í", "i"],
+      ["ľ", "l"],
+      ["ĺ", "l"],
+      ["ň", "n"],
+      ["ó", "o"],
+      ["ô", "o"],
+      ["ŕ", "r"],
+      ["š", "s"],
+      ["ť", "t"],
+      ["ú", "u"],
+      ["ý", "y"],
+      ["ž", "z"],
+      ["Á", "a"],
+      ["Ä", "A"],
+      ["Č", "C"],
+      ["Ď", "D"],
+      ["É", "E"],
+      ["Í", "I"],
+      ["Ľ", "L"],
+      ["Ĺ", "L"],
+      ["Ň", "N"],
+      ["Ó", "O"],
+      ["Ô", "O"],
+      ["Ŕ", "R"],
+      ["Š", "S"],
+      ["Ť", "T"],
+      ["Ú", "U"],
+      ["Ý", "Y"],
+      ["Ž", "Z"]
+    ]
+  },
+  {
+    "POLISH_MAP": [
+      ["ą", "a"],
+      ["ć", "c"],
+      ["ę", "e"],
+      ["ł", "l"],
+      ["ń", "n"],
+      ["ó", "o"],
+      ["ś", "s"],
+      ["ź", "z"],
+      ["ż", "z"],
+      ["Ą", "A"],
+      ["Ć", "C"],
+      ["Ę", "E"],
+      ["Ł", "L"],
+      ["Ń", "N"],
+      ["Ó", "O"],
+      ["Ś", "S"],
+      ["Ź", "Z"],
+      ["Ż", "Z"]
+    ]
+  },
+  {
+    "LATVIAN_MAP": [
+      ["ā", "a"],
+      ["č", "c"],
+      ["ē", "e"],
+      ["ģ", "g"],
+      ["ī", "i"],
+      ["ķ", "k"],
+      ["ļ", "l"],
+      ["ņ", "n"],
+      ["š", "s"],
+      ["ū", "u"],
+      ["ž", "z"],
+      ["Ā", "A"],
+      ["Č", "C"],
+      ["Ē", "E"],
+      ["Ģ", "G"],
+      ["Ī", "I"],
+      ["Ķ", "K"],
+      ["Ļ", "L"],
+      ["Ņ", "N"],
+      ["Š", "S"],
+      ["Ū", "U"],
+      ["Ž", "Z"]
+    ]
+  },
+  {
+    "ARABIC_MAP": [
+      ["أ", "a"],
+      ["ب", "b"],
+      ["ت", "t"],
+      ["ث", "th"],
+      ["ج", "g"],
+      ["ح", "h"],
+      ["خ", "kh"],
+      ["د", "d"],
+      ["ذ", "th"],
+      ["ر", "r"],
+      ["ز", "z"],
+      ["س", "s"],
+      ["ش", "sh"],
+      ["ص", "s"],
+      ["ض", "d"],
+      ["ط", "t"],
+      ["ظ", "th"],
+      ["ع", "aa"],
+      ["غ", "gh"],
+      ["ف", "f"],
+      ["ق", "k"],
+      ["ك", "k"],
+      ["ل", "l"],
+      ["م", "m"],
+      ["ن", "n"],
+      ["ه", "h"],
+      ["و", "o"],
+      ["ي", "y"]
+    ]
+  },
+  {
+    "LITHUANIAN_MAP": [
+      ["ą", "a"],
+      ["č", "c"],
+      ["ę", "e"],
+      ["ė", "e"],
+      ["į", "i"],
+      ["š", "s"],
+      ["ų", "u"],
+      ["ū", "u"],
+      ["ž", "z"],
+      ["Ą", "A"],
+      ["Č", "C"],
+      ["Ę", "E"],
+      ["Ė", "E"],
+      ["Į", "I"],
+      ["Š", "S"],
+      ["Ų", "U"],
+      ["Ū", "U"],
+      ["Ž", "Z"]
+    ]
+  },
+  {
+    "SERBIAN_MAP": [
+      ["ђ", "dj"],
+      ["ј", "j"],
+      ["љ", "lj"],
+      ["њ", "nj"],
+      ["ћ", "c"],
+      ["џ", "dz"],
+      ["đ", "dj"],
+      ["Ђ", "Dj"],
+      ["Ј", "j"],
+      ["Љ", "Lj"],
+      ["Њ", "Nj"],
+      ["Ћ", "C"],
+      ["Џ", "Dz"],
+      ["Đ", "Dj"]
+    ]
+  },
+  {
+    "AZERBAIJANI_MAP": [
+      ["ç", "c"],
+      ["ə", "e"],
+      ["ğ", "g"],
+      ["ı", "i"],
+      ["ö", "o"],
+      ["ş", "s"],
+      ["ü", "u"],
+      ["Ç", "C"],
+      ["Ə", "E"],
+      ["Ğ", "G"],
+      ["İ", "I"],
+      ["Ö", "O"],
+      ["Ş", "S"],
+      ["Ü", "U"]
+    ]
+  },
+  {
+    "GEORGIAN_MAP": [
+      ["ა", "a"],
+      ["ბ", "b"],
+      ["გ", "g"],
+      ["დ", "d"],
+      ["ე", "e"],
+      ["ვ", "v"],
+      ["ზ", "z"],
+      ["თ", "t"],
+      ["ი", "i"],
+      ["კ", "k"],
+      ["ლ", "l"],
+      ["მ", "m"],
+      ["ნ", "n"],
+      ["ო", "o"],
+      ["პ", "p"],
+      ["ჟ", "j"],
+      ["რ", "r"],
+      ["ს", "s"],
+      ["ტ", "t"],
+      ["უ", "u"],
+      ["ფ", "f"],
+      ["ქ", "q"],
+      ["ღ", "g"],
+      ["ყ", "y"],
+      ["შ", "sh"],
+      ["ჩ", "ch"],
+      ["ც", "c"],
+      ["ძ", "dz"],
+      ["წ", "w"],
+      ["ჭ", "ch"],
+      ["ხ", "x"],
+      ["ჯ", "j"],
+      ["ჰ", "h"]
+    ]
+  }
+]

client/src/utils/urlify.test.js

@@ -1,16 +1,10 @@
 import { urlify } from './urlify';
 
 describe('urlify', () => {
-  beforeAll(() => {
-    // load window.URLify
-    require('../../../wagtail/admin/static_src/wagtailadmin/js/vendor/urlify')
-      .default;
-  });
-
   describe('urlify with unicode slugs disabled (default)', () => {
     it('should return a correct slug which is escaped by urlify', () => {
       expect(urlify('This & That')).toBe('this-that');
-
+      expect(urlify('The Price is $72.00!')).toBe('the-price-is-7200');
       expect(urlify('Lisboa é ótima à beira-mar')).toBe(
         'lisboa-e-otima-a-beira-mar',
       );
@@ -18,7 +12,7 @@ describe('urlify', () => {
   });
 
   describe('urlify with unicode slugs enabled', () => {
-    const options = { unicodeSlugsEnabled: true };
+    const options = { allowUnicode: true };
 
     it('should return a correct slug which is escaped by urlify', () => {
       expect(urlify('Before', options)).toBe('before');
@@ -31,9 +25,9 @@ describe('urlify', () => {
         'on-this-day-in-november',
       );
       expect(urlify('This & That', options)).toBe('this-that');
-
+      expect(urlify('The Price is $72.00!', options)).toBe('the-price-is-7200');
       expect(urlify('Lisboa é ótima à beira-mar', options)).toBe(
-        'lisboa-e-otima-a-beira-mar',
+        'lisboa-é-ótima-à-beira-mar',
       );
     });
   });

client/src/utils/urlify.ts

@@ -1,21 +1,45 @@
-import { slugify } from './slugify';
+import config from './urlify.config.json';
 
-declare global {
-  interface Window {
-    URLify: any;
-  }
-}
+const downcodeMapping = config.reduce((acc, downcodeMap) => {
+  Object.values(downcodeMap)
+    .flat()
+    .forEach(([char, replacedChar]) => {
+      acc[char] = replacedChar;
+    });
+  return acc;
+}, {});
+
+const regex = new RegExp(Object.keys(downcodeMapping).join('|'), 'g');
 
 /**
- * Returns the supplied string as a slug suitable for a URL using the vendor URLify util.
- * If the vendor util returns an empty string it will fall back to the slugify method.
+ * IMPORTANT This util and the mapping is a direct port of Django's urlify.js util,
+ * without the need for a full Regex polyfill implementation.
+ * @see https://github.com/django/django/blob/main/django/contrib/admin/static/admin/js/urlify.js
  */
-export const urlify = (value: string, options = {}) => {
-  // URLify performs extra processing on the string (e.g. removing stopwords) and is more suitable
-  // for creating a slug from the title, rather than sanitising a slug entered manually
-  const cleaned = window.URLify(value, 255);
-
-  // if the result is blank (e.g. because the title consisted entirely of stopwords),
-  // fall through to the non-URLify method
-  return cleaned || slugify(value, options);
+export const urlify = (
+  originalStr: string,
+  {
+    numChars = 255,
+    allowUnicode = false,
+  }: { numChars?: number; allowUnicode?: boolean } = {},
+) => {
+  let str = originalStr;
+  // changes, e.g., "Petty theft" to "petty-theft"
+  if (!allowUnicode) {
+    str = str.replace(regex, (item) => downcodeMapping[item]);
+  }
+  str = str.toLowerCase(); // convert to lowercase
+  // if downcode doesn't hit, the char will be stripped here
+  if (allowUnicode) {
+    // Keep Unicode letters including both lowercase and uppercase
+    // characters, whitespace, and dash; remove other characters.
+    str = str.replace(/[^-_\p{L}\p{N}\s]/gu, '');
+  } else {
+    str = str.replace(/[^-\w\s]/g, ''); // remove unneeded chars
+  }
+  str = str.replace(/^\s+|\s+$/g, ''); // trim leading/trailing spaces
+  str = str.replace(/[-\s]+/g, '-'); // convert spaces to hyphens
+  str = str.substring(0, numChars); // trim to first num_chars chars
+  str = str.replace(/-+$/g, ''); // trim any trailing hyphens
+  return str;
 };

wagtail/admin/static_src/wagtailadmin/js/vendor/urlify.js

@@ -1,182 +0,0 @@
-/*global XRegExp*/
-(function() {
-    'use strict';
-
-    var LATIN_MAP = {
-        'À': 'A', 'Á': 'A', 'Â': 'A', 'Ã': 'A', 'Ä': 'A', 'Å': 'A', 'Æ': 'AE',
-        'Ç': 'C', 'È': 'E', 'É': 'E', 'Ê': 'E', 'Ë': 'E', 'Ì': 'I', 'Í': 'I',
-        'Î': 'I', 'Ï': 'I', 'Ð': 'D', 'Ñ': 'N', 'Ò': 'O', 'Ó': 'O', 'Ô': 'O',
-        'Õ': 'O', 'Ö': 'O', 'Ő': 'O', 'Ø': 'O', 'Ù': 'U', 'Ú': 'U', 'Û': 'U',
-        'Ü': 'U', 'Ű': 'U', 'Ý': 'Y', 'Þ': 'TH', 'Ÿ': 'Y', 'ß': 'ss', 'à': 'a',
-        'á': 'a', 'â': 'a', 'ã': 'a', 'ä': 'a', 'å': 'a', 'æ': 'ae', 'ç': 'c',
-        'è': 'e', 'é': 'e', 'ê': 'e', 'ë': 'e', 'ì': 'i', 'í': 'i', 'î': 'i',
-        'ï': 'i', 'ð': 'd', 'ñ': 'n', 'ò': 'o', 'ó': 'o', 'ô': 'o', 'õ': 'o',
-        'ö': 'o', 'ő': 'o', 'ø': 'o', 'ù': 'u', 'ú': 'u', 'û': 'u', 'ü': 'u',
-        'ű': 'u', 'ý': 'y', 'þ': 'th', 'ÿ': 'y'
-    };
-    var LATIN_SYMBOLS_MAP = {
-        '©': '(c)'
-    };
-    var GREEK_MAP = {
-        'α': 'a', 'β': 'b', 'γ': 'g', 'δ': 'd', 'ε': 'e', 'ζ': 'z', 'η': 'h',
-        'θ': '8', 'ι': 'i', 'κ': 'k', 'λ': 'l', 'μ': 'm', 'ν': 'n', 'ξ': '3',
-        'ο': 'o', 'π': 'p', 'ρ': 'r', 'σ': 's', 'τ': 't', 'υ': 'y', 'φ': 'f',
-        'χ': 'x', 'ψ': 'ps', 'ω': 'w', 'ά': 'a', 'έ': 'e', 'ί': 'i', 'ό': 'o',
-        'ύ': 'y', 'ή': 'h', 'ώ': 'w', 'ς': 's', 'ϊ': 'i', 'ΰ': 'y', 'ϋ': 'y',
-        'ΐ': 'i', 'Α': 'A', 'Β': 'B', 'Γ': 'G', 'Δ': 'D', 'Ε': 'E', 'Ζ': 'Z',
-        'Η': 'H', 'Θ': '8', 'Ι': 'I', 'Κ': 'K', 'Λ': 'L', 'Μ': 'M', 'Ν': 'N',
-        'Ξ': '3', 'Ο': 'O', 'Π': 'P', 'Ρ': 'R', 'Σ': 'S', 'Τ': 'T', 'Υ': 'Y',
-        'Φ': 'F', 'Χ': 'X', 'Ψ': 'PS', 'Ω': 'W', 'Ά': 'A', 'Έ': 'E', 'Ί': 'I',
-        'Ό': 'O', 'Ύ': 'Y', 'Ή': 'H', 'Ώ': 'W', 'Ϊ': 'I', 'Ϋ': 'Y'
-    };
-    var TURKISH_MAP = {
-        'ş': 's', 'Ş': 'S', 'ı': 'i', 'İ': 'I', 'ç': 'c', 'Ç': 'C', 'ü': 'u',
-        'Ü': 'U', 'ö': 'o', 'Ö': 'O', 'ğ': 'g', 'Ğ': 'G'
-    };
-    var ROMANIAN_MAP = {
-        'ă': 'a', 'î': 'i', 'ș': 's', 'ț': 't', 'â': 'a',
-        'Ă': 'A', 'Î': 'I', 'Ș': 'S', 'Ț': 'T', 'Â': 'A'
-    };
-    var RUSSIAN_MAP = {
-        'а': 'a', 'б': 'b', 'в': 'v', 'г': 'g', 'д': 'd', 'е': 'e', 'ё': 'yo',
-        'ж': 'zh', 'з': 'z', 'и': 'i', 'й': 'j', 'к': 'k', 'л': 'l', 'м': 'm',
-        'н': 'n', 'о': 'o', 'п': 'p', 'р': 'r', 'с': 's', 'т': 't', 'у': 'u',
-        'ф': 'f', 'х': 'h', 'ц': 'c', 'ч': 'ch', 'ш': 'sh', 'щ': 'sh', 'ъ': '',
-        'ы': 'y', 'ь': '', 'э': 'e', 'ю': 'yu', 'я': 'ya',
-        'А': 'A', 'Б': 'B', 'В': 'V', 'Г': 'G', 'Д': 'D', 'Е': 'E', 'Ё': 'Yo',
-        'Ж': 'Zh', 'З': 'Z', 'И': 'I', 'Й': 'J', 'К': 'K', 'Л': 'L', 'М': 'M',
-        'Н': 'N', 'О': 'O', 'П': 'P', 'Р': 'R', 'С': 'S', 'Т': 'T', 'У': 'U',
-        'Ф': 'F', 'Х': 'H', 'Ц': 'C', 'Ч': 'Ch', 'Ш': 'Sh', 'Щ': 'Sh', 'Ъ': '',
-        'Ы': 'Y', 'Ь': '', 'Э': 'E', 'Ю': 'Yu', 'Я': 'Ya'
-    };
-    var UKRAINIAN_MAP = {
-        'Є': 'Ye', 'І': 'I', 'Ї': 'Yi', 'Ґ': 'G', 'є': 'ye', 'і': 'i',
-        'ї': 'yi', 'ґ': 'g'
-    };
-    var CZECH_MAP = {
-        'č': 'c', 'ď': 'd', 'ě': 'e', 'ň': 'n', 'ř': 'r', 'š': 's', 'ť': 't',
-        'ů': 'u', 'ž': 'z', 'Č': 'C', 'Ď': 'D', 'Ě': 'E', 'Ň': 'N', 'Ř': 'R',
-        'Š': 'S', 'Ť': 'T', 'Ů': 'U', 'Ž': 'Z'
-    };
-    var SLOVAK_MAP = {
-        'á': 'a', 'ä': 'a', 'č': 'c', 'ď': 'd', 'é': 'e', 'í': 'i', 'ľ': 'l',
-        'ĺ': 'l', 'ň': 'n', 'ó': 'o', 'ô': 'o', 'ŕ': 'r', 'š': 's', 'ť': 't',
-        'ú': 'u', 'ý': 'y', 'ž': 'z',
-        'Á': 'a', 'Ä': 'A', 'Č': 'C', 'Ď': 'D', 'É': 'E', 'Í': 'I', 'Ľ': 'L',
-        'Ĺ': 'L', 'Ň': 'N', 'Ó': 'O', 'Ô': 'O', 'Ŕ': 'R', 'Š': 'S', 'Ť': 'T',
-        'Ú': 'U', 'Ý': 'Y', 'Ž': 'Z'
-    };
-    var POLISH_MAP = {
-        'ą': 'a', 'ć': 'c', 'ę': 'e', 'ł': 'l', 'ń': 'n', 'ó': 'o', 'ś': 's',
-        'ź': 'z', 'ż': 'z',
-        'Ą': 'A', 'Ć': 'C', 'Ę': 'E', 'Ł': 'L', 'Ń': 'N', 'Ó': 'O', 'Ś': 'S',
-        'Ź': 'Z', 'Ż': 'Z'
-    };
-    var LATVIAN_MAP = {
-        'ā': 'a', 'č': 'c', 'ē': 'e', 'ģ': 'g', 'ī': 'i', 'ķ': 'k', 'ļ': 'l',
-        'ņ': 'n', 'š': 's', 'ū': 'u', 'ž': 'z',
-        'Ā': 'A', 'Č': 'C', 'Ē': 'E', 'Ģ': 'G', 'Ī': 'I', 'Ķ': 'K', 'Ļ': 'L',
-        'Ņ': 'N', 'Š': 'S', 'Ū': 'U', 'Ž': 'Z'
-    };
-    var ARABIC_MAP = {
-        'أ': 'a', 'ب': 'b', 'ت': 't', 'ث': 'th', 'ج': 'g', 'ح': 'h', 'خ': 'kh', 'د': 'd',
-        'ذ': 'th', 'ر': 'r', 'ز': 'z', 'س': 's', 'ش': 'sh', 'ص': 's', 'ض': 'd', 'ط': 't',
-        'ظ': 'th', 'ع': 'aa', 'غ': 'gh', 'ف': 'f', 'ق': 'k', 'ك': 'k', 'ل': 'l', 'م': 'm',
-        'ن': 'n', 'ه': 'h', 'و': 'o', 'ي': 'y'
-    };
-    var LITHUANIAN_MAP = {
-        'ą': 'a', 'č': 'c', 'ę': 'e', 'ė': 'e', 'į': 'i', 'š': 's', 'ų': 'u',
-        'ū': 'u', 'ž': 'z',
-        'Ą': 'A', 'Č': 'C', 'Ę': 'E', 'Ė': 'E', 'Į': 'I', 'Š': 'S', 'Ų': 'U',
-        'Ū': 'U', 'Ž': 'Z'
-    };
-    var SERBIAN_MAP = {
-        'ђ': 'dj', 'ј': 'j', 'љ': 'lj', 'њ': 'nj', 'ћ': 'c', 'џ': 'dz',
-        'đ': 'dj', 'Ђ': 'Dj', 'Ј': 'j', 'Љ': 'Lj', 'Њ': 'Nj', 'Ћ': 'C',
-        'Џ': 'Dz', 'Đ': 'Dj'
-    };
-    var AZERBAIJANI_MAP = {
-        'ç': 'c', 'ə': 'e', 'ğ': 'g', 'ı': 'i', 'ö': 'o', 'ş': 's', 'ü': 'u',
-        'Ç': 'C', 'Ə': 'E', 'Ğ': 'G', 'İ': 'I', 'Ö': 'O', 'Ş': 'S', 'Ü': 'U'
-    };
-    var GEORGIAN_MAP = {
-        'ა': 'a', 'ბ': 'b', 'გ': 'g', 'დ': 'd', 'ე': 'e', 'ვ': 'v', 'ზ': 'z',
-        'თ': 't', 'ი': 'i', 'კ': 'k', 'ლ': 'l', 'მ': 'm', 'ნ': 'n', 'ო': 'o',
-        'პ': 'p', 'ჟ': 'j', 'რ': 'r', 'ს': 's', 'ტ': 't', 'უ': 'u', 'ფ': 'f',
-        'ქ': 'q', 'ღ': 'g', 'ყ': 'y', 'შ': 'sh', 'ჩ': 'ch', 'ც': 'c', 'ძ': 'dz',
-        'წ': 'w', 'ჭ': 'ch', 'ხ': 'x', 'ჯ': 'j', 'ჰ': 'h'
-    };
-
-    var ALL_DOWNCODE_MAPS = [
-        LATIN_MAP,
-        LATIN_SYMBOLS_MAP,
-        GREEK_MAP,
-        TURKISH_MAP,
-        ROMANIAN_MAP,
-        RUSSIAN_MAP,
-        UKRAINIAN_MAP,
-        CZECH_MAP,
-        SLOVAK_MAP,
-        POLISH_MAP,
-        LATVIAN_MAP,
-        ARABIC_MAP,
-        LITHUANIAN_MAP,
-        SERBIAN_MAP,
-        AZERBAIJANI_MAP,
-        GEORGIAN_MAP
-    ];
-
-    var Downcoder = {
-        'Initialize': function() {
-            if (Downcoder.map) { // already made
-                return;
-            }
-            Downcoder.map = {};
-            Downcoder.chars = [];
-            for (var i = 0; i < ALL_DOWNCODE_MAPS.length; i++) {
-                var lookup = ALL_DOWNCODE_MAPS[i];
-                for (var c in lookup) {
-                    if (lookup.hasOwnProperty(c)) {
-                        Downcoder.map[c] = lookup[c];
-                    }
-                }
-            }
-            for (var k in Downcoder.map) {
-                if (Downcoder.map.hasOwnProperty(k)) {
-                    Downcoder.chars.push(k);
-                }
-            }
-            Downcoder.regex = new RegExp(Downcoder.chars.join('|'), 'g');
-        }
-    };
-
-    function downcode(slug) {
-        Downcoder.Initialize();
-        return slug.replace(Downcoder.regex, function(m) {
-            return Downcoder.map[m];
-        });
-    }
-
-
-    function URLify(s, num_chars, allowUnicode) {
-        // changes, e.g., "Petty theft" to "petty-theft"
-        if (!allowUnicode) {
-            s = downcode(s);
-        }
-        s = s.toLowerCase(); // convert to lowercase
-        // if downcode doesn't hit, the char will be stripped here
-        if (allowUnicode) {
-            // Keep Unicode letters including both lowercase and uppercase
-            // characters, whitespace, and dash; remove other characters.
-            s = XRegExp.replace(s, XRegExp('[^-_\\p{L}\\p{N}\\s]', 'g'), '');
-        } else {
-            s = s.replace(/[^-\w\s]/g, ''); // remove unneeded chars
-        }
-        s = s.replace(/^\s+|\s+$/g, ''); // trim leading/trailing spaces
-        s = s.replace(/[-\s]+/g, '-'); // convert spaces to hyphens
-        s = s.substring(0, num_chars); // trim to first num_chars chars
-        s = s.replace(/-+$/g, ''); // trim any trailing hyphens
-        return s;
-    }
-    window.URLify = URLify;
-})();

wagtail/admin/templates/wagtailadmin/pages/_editor_js.html

@@ -9,7 +9,5 @@
 <script src="{% versioned_static 'wagtailadmin/js/expanding-formset.js' %}"></script>
 <script src="{% versioned_static 'wagtailadmin/js/preview-panel.js' %}"></script>
 <script src="{% versioned_static 'wagtailadmin/js/privacy-switch.js' %}"></script>
-<script src="{% versioned_static 'wagtailadmin/js/vendor/xregexp.min.js' %}"></script>
-<script src="{% versioned_static 'wagtailadmin/js/vendor/urlify.js' %}"></script>
 <script src="{% versioned_static 'wagtailadmin/js/workflow-action.js' %}"></script>
 {% hook_output 'insert_editor_js' %}