From 034c08491fbadedd30f34972c2c219bbeae574b3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Pedro=20Sconetto?= <sconetto.joao@gmail.com>
Date: Thu, 7 Jun 2018 15:46:14 -0300
Subject: [PATCH] Fix #1964 (#1979)

---
 sapl/norma/forms.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sapl/norma/forms.py b/sapl/norma/forms.py
index 81f487c79..2574edb20 100644
--- a/sapl/norma/forms.py
+++ b/sapl/norma/forms.py
@@ -125,7 +125,11 @@ class NormaJuridicaForm(ModelForm):
 
         if not self.is_valid():
             return cleaned_data
-
+        norma = NormaJuridica.objects.filter(ano=cleaned_data['ano'],
+                                     numero=cleaned_data['numero'],
+                                     tipo=cleaned_data['tipo']).exists()
+        if norma:
+            raise ValidationError("Já existe uma norma de mesmo Tipo, Ano e Número no sistema")
         if (cleaned_data['tipo_materia'] and
             cleaned_data['numero_materia'] and
                 cleaned_data['ano_materia']):