Merge pull request #29 from yabhq/bugfix/initials-utf-8

Add support for UTF-8 characters

Author: jimhlad

src/Actions/Inititals.php

@@ -14,7 +14,11 @@ public function generate(string $name) : string
     {
         $words = explode(' ', $name);
         if (count($words) >= 2) {
-            return strtoupper(substr($words[0], 0, 1) . substr(end($words), 0, 1));
+            return mb_strtoupper(
+                mb_substr($words[0], 0, 1, 'UTF-8') .
+                mb_substr(end($words), 0, 1, 'UTF-8'),
+                'UTF-8'
+            );
         }
         return $this->makeInitialsFromSingleWord($name);
     }
@@ -29,8 +33,8 @@ protected function makeInitialsFromSingleWord(string $name) : string
     {
         preg_match_all('#([A-Z]+)#', $name, $capitals);
         if (count($capitals[1]) >= 2) {
-            return substr(implode('', $capitals[1]), 0, 2);
+            return mb_substr(implode('', $capitals[1]), 0, 2, 'UTF-8');
         }
-        return strtoupper(substr($name, 0, 2));
+        return mb_strtoupper(mb_substr($name, 0, 2, 'UTF-8'), 'UTF-8');
     }
 }