Fixes #5164: Added `Inlfector::$transliterator` that can be used to customize intl transliteration

framework/CHANGELOG.md

@@ -220,6 +220,7 @@ Yii Framework 2 Change Log
 - Enh #5117: Added `beforeFilter` and `afterFilter` JS events to `GridView` (kartik-v)
 - Enh #5124: Added support to prevent duplicated form submission when using `ActiveForm` (qiangxue)
 - Enh #5131: Added `$autoRenew` parameter to `yii\web\User::getIdentity()` (qiangxue)
+- Enh #5164: Added `Inlfector::$transliterator` that can be used to customize intl transliteration (zinzinday)
 - Enh: Added support for using sub-queries when building a DB query with `IN` condition (qiangxue)
 - Enh: Supported adding a new response formatter without the need to reconfigure existing formatters (qiangxue)
 - Enh: Added `yii\web\UrlManager::addRules()` to simplify adding new URL rules (qiangxue)

framework/helpers/BaseInflector.php

@@ -231,7 +231,12 @@ class BaseInflector
         'ø' => 'o', 'ù' => 'u', 'ú' => 'u', 'û' => 'u', 'ü' => 'u', 'ű' => 'u', 'ý' => 'y', 'þ' => 'th',
         'ÿ' => 'y',
     ];
-
+    /**
+     * @var mixed Either a [[Transliterator]] or a string from which a [[Transliterator]]
+     * can be built for transliteration used by [[slug()]] when intl is available.
+     * @see http://php.net/manual/en/transliterator.transliterate.php
+     */
+    public static $transliterator = 'Any-Latin; NFKD';
 
     /**
      * Converts a word to its plural form.
@@ -437,7 +442,7 @@ class BaseInflector
     protected static function transliterate($string)
     {
         if (static::hasIntl()) {
-            return transliterator_transliterate('Any-Latin; NFKD', $string);
+            return transliterator_transliterate(static::$transliterator, $string);
         } else {
             return str_replace(array_keys(static::$transliteration), static::$transliteration, $string);
         }