Set is_root=True for old folders set as root_node for existing NodeSe…

…ttings

[#PLAT-578]

osf/migrations/0117_set_is_root.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.13 on 2018-07-11 18:05
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+def set_is_root(state, *args, **kwargs):
+    OsfStorageFolder = state.get_model('osf', 'osfstoragefolder')
+    OsfStorageFolder.objects.filter(nodesettings__isnull=False, is_root__isnull=True).update(is_root=True)
+
+
+def unset_is_root(state, *args, **kwargs):
+    state.get_model('osf', 'osfstoragefolder').objects.filter(is_root=True).update(is_root=None)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('osf', '0116_merge_20180706_0901'),
+    ]
+
+    operations = [
+        migrations.RunPython(set_is_root, unset_is_root)
+    ]