Link to OfficialDocuments if we've not ported them to BallotSOPNs

ynr/apps/elections/templates/elections/includes/_ballot_sopn_links.html

@@ -3,8 +3,23 @@
     <a href="{{ sopn.get_absolute_url }}">View the Statement of Persons Nominated (SOPN) for this ballot</a>
   </p>
 {% else %}
+    {% if user_can_upload_documents and ballot.officialdocument_set.exists  %}
+        Legacy SOPNs that need to be migrated:
+        <ul>
+            {% for officialdocument in ballot.officialdocument_set.all %}
+            {% if officialdocument.uploaded_file %}
+            <li><a href="{{ officialdocument.uploaded_file.url }}">{{ officialdocument.uploaded_file.url }}</a></li>
+            {% endif %}
+            {% endfor %}
+
+        </ul>
+
+    {% endif %}
+
   {% if user_can_upload_documents %}
     {% url 'upload_ballot_sopn_view' ballot_paper_id=ballot.ballot_paper_id as url %}
     <a href="{{ url }}" class="button">Upload SOPN</a>
   {% endif %}
+
+
 {% endif %}