From 8ce0f0537189205548b93ce1e2672b3a8848933f Mon Sep 17 00:00:00 2001
From: Hugo Sales <hugo@fc.up.pt>
Date: Wed, 22 Jul 2020 09:41:09 +0000
Subject: [PATCH] [UTIL] Update Common::config to ensure the values queried
 exist

---
 src/Util/Common.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Util/Common.php b/src/Util/Common.php
index 67b8b51457..858c48893f 100644
--- a/src/Util/Common.php
+++ b/src/Util/Common.php
@@ -40,7 +40,12 @@ abstract class Common
      */
     public static function config(string $section, string $setting)
     {
-        return unserialize(DB::find('config', ['section' => $section, 'setting' => $setting])->getValue());
+        $c = DB::find('config', ['section' => $section, 'setting' => $setting]);
+        if ($c === null) {
+            throw new Exception("The field section = {$section} and setting = {$setting} doesn't exist");
+        }
+
+        return unserialize($c->getValue());
     }
 
     /**