From c200ae8c3cd7ce749ffa77148ff59f21ddb9ce06 Mon Sep 17 00:00:00 2001
From: Pierre-antoine Comby <comby@crans.org>
Date: Sun, 22 Mar 2020 22:01:33 +0100
Subject: [PATCH] ask for cas only if available.

---
 templates/registration/login.html | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/templates/registration/login.html b/templates/registration/login.html
index 5a4322d1..8e50fce1 100644
--- a/templates/registration/login.html
+++ b/templates/registration/login.html
@@ -16,11 +16,12 @@ SPDX-License-Identifier: GPL-2.0-or-later
             {% endblocktrans %}
         </p>
     {% endif %}
-
-    <div class="alert alert-info">
-        Vous pouvez aussi vous connecter via l'authentification centralisée <a href="{% url 'cas_login' %}">en suivant ce lien.</a>
+        {%url 'cas_login'  as cas_url %}
+        {% if cas_url %}
+        <div class="alert alert-info">
+        Vous pouvez aussi vous connecter via l'authentification centralisée <a href="{{ cas_url }}">en suivant ce lien.</a>
     </div>
-
+    {%endif%}
     <form action="{{ app_path }}" method="post" id="login-form">{% csrf_token %}
         {{ form | crispy }}
         <input type="submit" value="{% trans 'Log in' %}" class="btn btn-primary">