From 6a7fbe961adc4c618826f78b982c968ccd7c1af5 Mon Sep 17 00:00:00 2001
From: Marcela Ribeiro de Oliveira <mro15@inf.ufpr.br>
Date: Thu, 8 Dec 2016 10:55:05 -0200
Subject: [PATCH] fix show

---
 app/policies/learning_object_policy.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/policies/learning_object_policy.rb b/app/policies/learning_object_policy.rb
index c56bb123..fcf3fd3f 100644
--- a/app/policies/learning_object_policy.rb
+++ b/app/policies/learning_object_policy.rb
@@ -36,7 +36,7 @@ class LearningObjectPolicy < ApplicationPolicy
   end
 
   def show?
-    return record if record.published? || user.is_admin?
+    return record if record.published? || user.try(:is_admin?)
     return record if user == record.publisher
     ## TODO: falta verificar se o +record.publisher+ é uma instituição e +user+ faz parte
   end
@@ -44,7 +44,7 @@ class LearningObjectPolicy < ApplicationPolicy
   def index?
     record
   end
-  
+
   def add_object?
     record if user_exists?
   end
-- 
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