Fixing the bugs and UI/texts.

TNL-1354

openassessment/assessment/api/peer.py

@@ -985,8 +985,9 @@ def on_cancel(submission_uuid):
     """
     try:
         workflow = PeerWorkflow.get_by_submission_uuid(submission_uuid)
-        workflow.cancelled_at = timezone.now()
-        workflow.save()
+        if workflow:
+            workflow.cancelled_at = timezone.now()
+            workflow.save()
     except (PeerAssessmentWorkflowError, DatabaseError):
         error_message = (
             u"An internal error occurred while cancelling the peer"

openassessment/assessment/test/test_peer.py

@@ -965,6 +965,18 @@ class TestPeerApi(CacheResetTest):
         workflow = PeerWorkflow.get_by_submission_uuid(buffy_sub["uuid"])
         self.assertTrue(workflow.is_cancelled)
 
+    def test_cancel_submission_when_peerworkflow_does_not_exist(self):
+        new_student_item = STUDENT_ITEM.copy()
+        new_student_item["student_id"] = "Buffy"
+
+        submission = sub_api.create_submission(new_student_item, "Buffy Answer")
+
+        peer_api.on_cancel(submission['uuid'])
+        # Check for a workflow for Buffy.
+        # It should be None
+        buffy_workflow = PeerWorkflow.get_by_submission_uuid(submission['uuid'])
+        self.assertIsNone(buffy_workflow)
+
     def test_get_workflow_by_uuid(self):
         buffy_answer, _ = self._create_student_and_submission("Buffy", "Buffy's answer")
         self._create_student_and_submission("Xander", "Xander's answer")

openassessment/templates/openassessmentblock/grade/oa_grade_cancelled.html

@@ -7,11 +7,16 @@
                 <span class="step__label">{% trans "Your Grade" %}: </span>
                 <span class="grade__value">
                     <span class="grade__value__title">
-                        {% with points_earned_string=score.points_earned|stringformat:"s" points_possible_string=score.points_possible|stringformat:"s" %}
-                            {% blocktrans with points_earned='<span class="grade__value__earned">'|safe|add:points_earned_string|add:'</span>'|safe points_possible='<span class="grade__value__potential">'|safe|add:points_possible_string|add:'</span>'|safe %}
-                                {{ points_earned }} out of {{ points_possible }}
-                            {% endblocktrans %}
-                        {% endwith %}
+                        {% if score %}
+                            {% with points_earned_string=score.points_earned|stringformat:"s" points_possible_string=score.points_possible|stringformat:"s" %}
+                                {% blocktrans with points_earned='<span class="grade__value__earned">'|safe|add:points_earned_string|add:'</span>'|safe points_possible='<span class="grade__value__potential">'|safe|add:points_possible_string|add:'</span>'|safe %}
+                                    {{ points_earned }} out of {{ points_possible }}
+                                {% endblocktrans %}
+                            {% endwith %}
+                        {% else %}
+                            <!--When submission is cancelled right after the response submitted, the score would be 0.-->
+                            0
+                        {% endif %}
                     </span>
                 </span>
             </span>

openassessment/templates/openassessmentblock/staff_debug/student_info.html

@@ -41,7 +41,7 @@
             <div class="ui-staff ui-toggle-visibility is--collapsed">
                 <h2 class="staff-info__title ui-staff__title ui-toggle-visibility__control">
                     <i class="ico icon-caret-right"></i>
-                    <span class="staff-info__title__copy">{% trans "Remove submission from peer grading" %}</span>
+                    <span>{% trans "Remove submission from peer grading" %}</span>
                 </h2>
 
                 <div class="staff-info__cancel-submission__content ui-toggle-visibility__content">
@@ -55,7 +55,7 @@
                                     <li>
                                         <div class="has--warnings">
                                             <div class="warning">
-                                                {% trans "Caution: Removing a student's submission is irreversible. It should only be used in cases where the student's submission was inappropriate." %}
+                                                {% trans "Caution: Removing a student's submission cannot be undone." %}
                                             </div>
                                         </div>
                                     </li>

openassessment/xblock/staff_info_mixin.py

@@ -375,10 +375,10 @@ class StaffInfoMixin(object):
                 cancelled_by_id=student_item_dict['student_id'],
                 assessment_requirements=assessment_requirements
             )
-            return {"success": True, 'msg': self._(u"Student submission was removed from the peer grading pool."
-                                                   u" If you'd like to allow the student to submit a new response,"
-                                                   u" please also reset the student state of the problem from"
-                                                   u" the Instructor Dashboard.")}
+            return {"success": True, 'msg': self._(u"The student submission has been removed from peer assessment. "
+                                                   u"The student receives a grade of zero unless you reset "
+                                                   u"the student's attempts for the problem to allow them to "
+                                                   u"resubmit a response.")}
         except (
                 AssessmentWorkflowError,
                 AssessmentWorkflowInternalError

openassessment/xblock/test/test_staff_info.py

@@ -615,7 +615,7 @@ class TestCourseStaff(XBlockHandlerTestCase):
         # Verify that we can render without error
         params = {"submission_uuid": submission["uuid"], "comments": "Inappropriate language."}
         resp = self.request(xblock, 'cancel_submission', json.dumps(params), response_format='json')
-        self.assertIn("Student submission was removed from the ", resp['msg'])
+        self.assertIn("The student submission has been removed from peer", resp['msg'])
         self.assertEqual(True, resp['success'])
 
     def _create_mock_runtime(self, item_id, is_staff, is_admin, anonymous_user_id):