Merge remote-tracking branch 'remotes/api/MAGETWO-44728-HHVM-Cant-create-admin-role-Given-encoding-not-supported-on-this-OS' into API-Bug-PR

Author: Cari Spruiell

lib/internal/Magento/Framework/Validator/StringLength.php

@@ -13,4 +13,35 @@ class StringLength extends \Zend_Validate_StringLength implements \Magento\Frame
      * @var string
      */
     protected $_encoding = 'UTF-8';
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setEncoding($encoding = null)
+    {
+        if ($encoding !== null) {
+            $orig = PHP_VERSION_ID < 50600
+                ? iconv_get_encoding('internal_encoding')
+                : ini_get('default_charset');
+            if (PHP_VERSION_ID < 50600) {
+                $result = iconv_set_encoding('internal_encoding', $encoding);
+            } else {
+                ini_set('default_charset', $encoding);
+                $result = ini_get('default_charset');
+            }
+            if (!$result) {
+                #require_once 'Zend/Validate/Exception.php';
+                throw new Zend_Validate_Exception('Given encoding not supported on this OS!');
+            }
+
+            if (PHP_VERSION_ID < 50600) {
+                iconv_set_encoding('internal_encoding', $orig);
+            } else {
+                ini_set('default_charset', $orig);
+            }
+        }
+
+        $this->_encoding = $encoding;
+        return $this;
+    }
 }