From eb2b74fdd4f6eed205b5e579613af536fae3df06 Mon Sep 17 00:00:00 2001
From: Marcin Kurczewski <mkurczew@gmail.com>
Date: Fri, 4 Jul 2014 08:10:49 +0200
Subject: [PATCH] Added simple antispam protection to registration

---
 src/Controllers/UserController.php     | 5 +++++
 src/Views/user/user-registration.phtml | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/src/Controllers/UserController.php b/src/Controllers/UserController.php
index 4e5e953d..940536b5 100644
--- a/src/Controllers/UserController.php
+++ b/src/Controllers/UserController.php
@@ -202,6 +202,11 @@ class UserController extends AbstractController
 	{
 		$this->interceptErrors(function()
 		{
+			$honeypot = ['username', 'mail', 'agree'];
+			foreach ($honeypot as $f)
+				if (InputHelper::get($f))
+					throw new SimpleException('Human verification failed');
+
 			if (InputHelper::get('password1') != InputHelper::get('password2'))
 				throw new SimpleException('Specified passwords must be the same');
 
diff --git a/src/Views/user/user-registration.phtml b/src/Views/user/user-registration.phtml
index f5683b07..95e10de7 100644
--- a/src/Views/user/user-registration.phtml
+++ b/src/Views/user/user-registration.phtml
@@ -16,6 +16,10 @@ $this->assets->setSubTitle('registration form');
 
 		<p>Registered users can view more content,<br/>upload files and add posts to favorites.</p>
 
+		<div style="display:none"><input name="username"/> Please leave this field blank.</div>
+		<div style="display:none"><input name="mail"/> Please leave this field blank.</div>
+		<div style="display:none"><input type="checkbox" name="agree"/> Please leave this field unchecked.</div>
+
 		<?php
 			$context = new StdClass;
 			$context->name = 'name';