Add a comparison if the revisions differ

opentech/apply/funds/urls.py

@@ -13,7 +13,7 @@ from .views import (
 
 revision_urls = ([
     path('', RevisionListView.as_view(), name='list'),
-    path('compare/<int:to>/<int:from>', RevisionCompareView.as_view(), name='compare'),
+    path('compare/<int:to>/<int:from>/', RevisionCompareView.as_view(), name='compare'),
 ], 'revisions')
 
 

opentech/apply/review/templates/review/review_detail.html

@@ -18,6 +18,14 @@
         <h5>Score</h5>
         <p>{{ review.score }}</p>
     </div>
+    {% if review.revision != review.submission.live_revision %}
+        <div>
+            <h5>Review was not against the lasted version:</h5>
+            <p>
+                <a class="button button--primary" href="{% url "funds:submissions:revisions:compare" submission_pk=review.submission.id to=review.submission.live_revision.id from=review.revision.id %}">Compare</a>
+            </p>
+        </div>
+    {% endif %}
 </div>
 
 <div class="rich-text rich-text--answers">