Do not reuse previous submission files for BatchAndOutput.

Author: veluca93

cms/grading/tasktypes/BatchAndOutput.py

@@ -77,6 +77,7 @@ class BatchAndOutput(Batch):
 
     # Other constants to specify the task type behaviour and parameters.
     ALLOW_PARTIAL_SUBMISSION = True
+    REUSE_PREVIOUS_SUBMISSION = False
 
     _OUTPUT_ONLY_TESTCASES = ParameterTypeString(
         "Comma-separated list of output only testcases",

cms/grading/tasktypes/abc.py

@@ -61,8 +61,10 @@ class TaskType(metaclass=ABCMeta):
 
     # If ALLOW_PARTIAL_SUBMISSION is True, then we allow the user to
     # submit only some of the required files; moreover, we try to fill
-    # the non-provided files with the one in the previous submission.
+    # the non-provided files with the one in the previous submission if
+    # REUSE_PREVIOUS_SUBMISSION is True.
     ALLOW_PARTIAL_SUBMISSION = False
+    REUSE_PREVIOUS_SUBMISSION = True
 
     # A list of all the accepted parameters for this task type.
     # Each item is an instance of TaskTypeParameter.

cms/server/contest/submission/workflow.py

@@ -200,9 +200,10 @@ def accept_submission(
     missing_codenames = required_codenames.difference(files.keys())
     if len(missing_codenames) > 0:
         if task.active_dataset.task_type_object.ALLOW_PARTIAL_SUBMISSION:
-            digests = fetch_file_digests_from_previous_submission(
-                sql_session, participation, task, language,
-                missing_codenames)
+            if task.active_dataset.task_type_object.REUSE_PREVIOUS_SUBMISSION:
+                digests = fetch_file_digests_from_previous_submission(
+                    sql_session, participation, task, language,
+                    missing_codenames)
         else:
             raise UnacceptableSubmission(
                 N_("Invalid submission format!"),
@@ -393,9 +394,10 @@ def accept_user_test(
     missing_codenames = required_codenames.difference(files.keys())
     if len(missing_codenames) > 0:
         if task.active_dataset.task_type_object.ALLOW_PARTIAL_SUBMISSION:
-            digests = fetch_file_digests_from_previous_submission(
-                sql_session, participation, task, language,
-                missing_codenames, cls=UserTest)
+            if task.active_dataset.task_type_object.REUSE_PREVIOUS_SUBMISSION:
+                digests = fetch_file_digests_from_previous_submission(
+                    sql_session, participation, task, language,
+                    missing_codenames, cls=UserTest)
         else:
             raise UnacceptableUserTest(
                 N_("Invalid test format!"),