share submission

problem/migrations/0014_problem_share_submission.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.1.7 on 2019-03-13 09:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('problem', '0013_problem_io_mode'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='problem',
+            name='share_submission',
+            field=models.BooleanField(default=False),
+        ),
+    ]

problem/models.py

@@ -80,6 +80,7 @@ class Problem(models.Model):
     accepted_number = models.BigIntegerField(default=0)
     # {JudgeStatus.ACCEPTED: 3, JudgeStaus.WRONG_ANSWER: 11}, the number means count
     statistic_info = JSONField(default=dict)
+    share_submission = models.BooleanField(default=False)
 
     class Meta:
         db_table = "problem"

problem/serializers.py

@@ -68,6 +68,7 @@ class CreateOrEditProblemSerializer(serializers.Serializer):
     tags = serializers.ListField(child=serializers.CharField(max_length=32), allow_empty=False)
     hint = serializers.CharField(allow_blank=True, allow_null=True)
     source = serializers.CharField(max_length=256, allow_blank=True, allow_null=True)
+    share_submission = serializers.BooleanField()
 
 
 class CreateProblemSerializer(CreateOrEditProblemSerializer):

submission/models.py

@@ -41,6 +41,7 @@ class Submission(models.Model):
     def check_user_permission(self, user, check_share=True):
         return self.user_id == user.id or \
                (check_share and self.shared is True) or \
+               (check_share and self.problem.share_submission) or \
                user.is_super_admin() or \
                user.can_mgmt_all_problem() or \
                self.problem.created_by_id == user.id