From 2e48c9076179ca7693e8c1fbc820e51e9b5c8229 Mon Sep 17 00:00:00 2001
From: Li Chen <mail@chen.li>
Date: Fri, 8 Nov 2013 20:57:47 +0100
Subject: [PATCH] is_unlock: the first exo is always unlocked

---
 onyx/include/common/Exercice.class.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/onyx/include/common/Exercice.class.php b/onyx/include/common/Exercice.class.php
index 99a1774f..ba648405 100644
--- a/onyx/include/common/Exercice.class.php
+++ b/onyx/include/common/Exercice.class.php
@@ -93,6 +93,9 @@ class Exercice
 
   function is_unlocked($team)
   {
+      if ($this->require == "")
+          return 1;
+
       $db = new BDD();
 
       $res = $db->unique_query("SELECT `id` FROM solved