File permissions checks

apps/files/migrations/0002_file_user.py

@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2018-04-29 22:07
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('files', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='file',
+            name='user',
+            field=models.ForeignKey(default=1, on_delete=django.db.models.deletion.CASCADE, related_name='files', to=settings.AUTH_USER_MODEL),
+            preserve_default=False,
+        ),
+    ]