Добавлен action для формы восстановления пароля

common/helpers/StringHelper.php

@@ -0,0 +1,24 @@
+<?php
+namespace common\helpers;
+
+class StringHelper {
+
+    public static function getEmailMask($email) {
+        $username = explode('@', $email)[0];
+        $usernameLength = mb_strlen($username);
+        $maskChars = '**';
+
+        if ($usernameLength === 1) {
+            $mask = $maskChars;
+        } elseif($usernameLength === 2) {
+            $mask = mb_substr($username, 0, 1) . $maskChars;
+        } elseif($usernameLength === 3) {
+            $mask = mb_substr($username, 0, 1) . $maskChars . mb_substr($username, 2, 1);
+        } else {
+            $mask = mb_substr($username, 0, 2) . $maskChars . mb_substr($username, -2, 2);
+        }
+
+        return $mask . mb_substr($email, $usernameLength);
+    }
+
+}