From da355444f188561a50937198e92ffd3f8a425407 Mon Sep 17 00:00:00 2001
From: Guillaume Mazoyer <respawneral@gmail.com>
Date: Wed, 4 Jun 2014 10:47:33 +0200
Subject: Avoid obvious spam with a hidden field that must not be filled.

---
 execute.php        | 5 +++++
 includes/style.css | 3 +++
 index.php          | 1 +
 3 files changed, 9 insertions(+)

diff --git a/execute.php b/execute.php
index 80d4b8d..9ccbd9b 100644
--- a/execute.php
+++ b/execute.php
@@ -23,6 +23,11 @@ require_once 'config.php';
 require_once 'router.php';
 require_once 'utils.php';
 
+// Obvious spam
+if (isset($_POST['dontlook']) || !empty($_POST['dontlook'])) {
+  die('Spam detected');
+}
+
 if (isset($_POST['query']) && !empty($_POST['query']) &&
     isset($_POST['routers']) && !empty($_POST['routers']) &&
     isset($_POST['parameters']) && !empty($_POST['parameters'])) {
diff --git a/includes/style.css b/includes/style.css
index eaf5561..0c815ba 100644
--- a/includes/style.css
+++ b/includes/style.css
@@ -48,6 +48,9 @@ body {
   margin-left:      auto;
   margin-right:     auto;
 }
+#dontlook {
+  display:          none;
+}
 pre {
   color:            #FFFFFF;
   background-color: #000000;
diff --git a/index.php b/index.php
index 984763e..d9ab19f 100644
--- a/index.php
+++ b/index.php
@@ -126,6 +126,7 @@ final class LookingGlass {
       }
     }
 
+    print '<input type="text" id="dontlook" name="dontlook" placeholder="Don\'t look at me!" />';
     print '</fieldset>';
     print '</form>';
     print '</div>';
-- 
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