Allow contest host to view submissions

judge/jinja2/submission.py

@@ -18,4 +18,9 @@ def submission_layout(submission, profile_id, user, editable_problem_ids, comple
     if submission.problem_id in completed_problem_ids:
         can_view |= submission.problem.is_public or profile_id in submission.problem.tester_ids
 
+    if not can_view and hasattr(submission, 'contest'):
+        contest = submission.contest.participation.contest
+        if contest.is_editable_by(user):
+            can_view = True
+
     return can_view

judge/views/submission.py

@@ -77,6 +77,10 @@ class SubmissionDetailBase(LoginRequiredMixin, TitleMixin, SubmissionMixin, Deta
             if Submission.objects.filter(user_id=profile.id, result='AC', problem_id=problem.id,
                                          points=problem.points).exists():
                 return submission
+        if (hasattr(submission, 'contest') and 
+            submission.contest.participation.contest.is_editable_by(self.request.user)):
+            return submission
+    
         raise PermissionDenied()
 
     def get_title(self):