Fix a few issues with PaN facilities repositories table

Don't display anything in Open data repository column if a facility
doesn't have the corresponding link.

For OAI-PMH and PaN-Search endpoints, only show a red cell if
status is Error.

open-data-resources.html

@@ -38,20 +38,34 @@ title: Open data resources
     <tr>
       <td>{{ facility.short-name }}</td>
       <td>
+        {% if facility.odr.link %}
         <a href="{{ facility.odr.link }}">{{ facility.odr.link | slice: 8, 25 }}...</a>
         {% if facility.odr.coretrustseal == "yes" %}
           <img src='{{ "assets/images/CoreTrustSeal-logo-transparent-small.png" | relative_url }}' alt="CoreTrustSeal" class="cts-badge">
         {% endif %}
+        {% endif %}
       </td>
-      {% if facility.odr.oai-pmh-endpoint.status == "Active" %}<td class="adopted">{% else %}<td class="no">{% endif %}
+      {% if facility.odr.oai-pmh-endpoint.status == "Active"
+          %}<td class="adopted">{%
+        elsif facility.odr.oai-pmh-endpoint.status == "Error"
+          %}<td class="no">{%
+        else
+          %}<td>{%
+        endif %}
         <div class="tooltip-cont">
           <a href="{{ facility.odr.oai-pmh-endpoint.link }}?verb=Identify" class="trigger-tooltip">{{ facility.odr.oai-pmh-endpoint.status }}</a>
           <span class="tooltip">last check: {{ facility.odr.oai-pmh-endpoint.last-check | date: "%Y-%m-%d" }}</span>
         </div>
       </td>
-      {% if facility.odr.pan-search-api.status == "Active" %}<td class="adopted">{% else %}<td class="no">{% endif %}
+      {% if facility.odr.pan-search-api.status == "Active"
+          %}<td class="adopted">{%
+        elsif facility.odr.pan-search-api.status == "Error"
+          %}<td class="no">{%
+        else
+          %}<td>{%
+        endif %}
         <div class="tooltip-cont">
-          <a href="{{ facility.odr.pan-search-api.link }}?verb=Identify" class="trigger-tooltip">{{ facility.odr.pan-search-api.status }}</a>
+          <a href="{{ facility.odr.pan-search-api.link }}/datasets/count" class="trigger-tooltip">{{ facility.odr.pan-search-api.status }}</a>
           <span class="tooltip">last check: {{ facility.odr.pan-search-api.last-check | date: "%Y-%m-%d" }}</span>
         </div>
       </td>