From 7e78f63ff5846ead6694dc08211664c415a8e92d Mon Sep 17 00:00:00 2001
From: Daniel Supernault <danielsupernault@gmail.com>
Date: Mon, 20 Aug 2018 18:34:26 -0600
Subject: [PATCH] Update RegisterController

---
 app/Http/Controllers/Auth/RegisterController.php | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/app/Http/Controllers/Auth/RegisterController.php b/app/Http/Controllers/Auth/RegisterController.php
index 1b9de0513..f9ba3b648 100644
--- a/app/Http/Controllers/Auth/RegisterController.php
+++ b/app/Http/Controllers/Auth/RegisterController.php
@@ -51,11 +51,22 @@ class RegisterController extends Controller
     protected function validator(array $data)
     {
         $this->validateUsername($data['username']);
-        
+        $usernameRules = [
+            'required',
+            'alpha_dash',
+            'min:2',
+            'max:15',
+            'unique:users',
+            function($attribute, $value, $fail) {
+                if(!ctype_alpha($value[0])) {
+                    return $fail($attribute . ' is invalid. Username must be alpha-numeric and start with a letter.');
+                }
+            }
+        ];        
 
         $rules = [
             'name' => 'required|string|max:255',
-            'username' => 'required|alpha_dash|min:2|max:15|unique:users',
+            'username' => $usernameRules,
             'email' => 'required|string|email|max:255|unique:users',
             'password' => 'required|string|min:6|confirmed',
         ];