braine-l-alleud: add placeholder image for newsitems

templates/variants/braine-l-alleud/combo/json/actualites.html

@@ -1,4 +1,4 @@
-{% load dashboard thumbnail %}
+{% load dashboard static thumbnail %}
 {% if not in_dashboard %}
 <div class="dashboard-settings">
 <div class="dashboard-meta">
@@ -43,6 +43,9 @@
 {% thumbnail actu.image.download "160x160" crop="50% 25%" as im %}
 <img src="{{ im.url }}" alt="" />
 {% endthumbnail %}
+{% if not actu.image %}
+<img src="{{site_base}}{% static "" %}{{css_variant}}/placeholder-logo-bla.jpeg" alt="" height="160" width="160">
+{% endif %}
 <div>
 <h3><a href="{{actu.PLONE_id}}">{{actu.title}}</a></h3>
 <h4>{{json.meta.label}} - {{ actu.created|slice:19|parse_date|date:"d/m/Y" }}</h4>