From a03047a6ae731f7c8003da92613ef19f7c0befd5 Mon Sep 17 00:00:00 2001
From: Jean-Romain Garnier <jean-romain.garnier@supelec.fr>
Date: Wed, 22 Apr 2020 18:45:43 +0200
Subject: [PATCH] Handle empty dates in machine history results view

---
 logs/templates/logs/machine_history.html | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/logs/templates/logs/machine_history.html b/logs/templates/logs/machine_history.html
index c2ad7368..e1c510ed 100644
--- a/logs/templates/logs/machine_history.html
+++ b/logs/templates/logs/machine_history.html
@@ -48,8 +48,20 @@ with this program; if not, write to the Free Software Foundation, Inc.,
                 </td>
                 <td>{{ event.ipv4 }}</td>
                 <td>{{ event.mac }}</td>
-                <td>{{ event.start_date }}</td>
-                <td>{{ event.end_date }}</td>
+                <td>
+                    {% if event.start_date %}
+                        {{ event.start_date }}
+                    {% else %}
+                        {% trans "Unknown" %}
+                    {% endif %}
+                </td>
+                <td>
+                    {% if event.start_date %}
+                        {{ event.end_date }}
+                    {% else %}
+                        {% trans "Now" %}
+                    {% endif %}
+                </td>
                 <td>{{ event.comment }}</td>
             </tr>
             {% endfor %}