Fix views to take into account of multiple atdb sites

ldvspec/lofardata/templates/lofardata/index.html

@@ -8,7 +8,15 @@
     <table class="table table-striped table-bordered table-sm">
 
         <tbody>
-            <tr><td>atdb_host</td><td>{{ atdb_host }}</td></tr>
+
+            <tr><td>atdb_host</td>
+                <td><ul>
+                {%  for atdb_host in atdb_hosts %}
+                    <li>{{ atdb_host.name }} ( <a href="{{ atdb_host.url }}">{{ atdb_host.url }}</a> )</li>
+                {% endfor %}
+                </ul>
+                </td>
+            </tr>
             <tr><td>api data</td><td><a href="{% url 'dataproduct' %}">{% url 'dataproduct' %}</a></td></tr>
             <tr><td>api data-location</td><td><a href="{% url 'datalocation' %}">{% url 'datalocation' %}</a></td></tr>
 

ldvspec/lofardata/views.py

@@ -6,7 +6,7 @@ from rest_framework import generics
 from django_filters import rest_framework as filters
 from rest_framework.schemas.openapi import AutoSchema
 
-from .models import DataProduct, DataProductFilter, DataLocation, WorkSpecification
+from .models import DataProduct, DataProductFilter, DataLocation, WorkSpecification, ATDBProcessingSite
 from .serializers import DataProductSerializer, \
     DataProductFlatSerializer, DataLocationSerializer, \
     WorkSpecificationSerializer
@@ -42,8 +42,8 @@ class DataProductFilterSet(DynamicFilterSet):
 # ---------- GUI Views -----------
 
 def index(request):
-    atdb_host = settings.ATDB_HOST
-    return render(request, "lofardata/index.html", {'atdb_host': atdb_host})
+    atdb_hosts = ATDBProcessingSite.objects.values('name', 'url')
+    return render(request, "lofardata/index.html", {'atdb_hosts': atdb_hosts})
 
 
 # ---------- REST API views ----------