Fixes creating a document without project.

app/apps/core/migrations/0046_data_share_doc_to_proj.py

@@ -21,6 +21,7 @@ def make_slug(proj, Project):
 def forwards(apps, schema_editor):
     User = apps.get_model('users', 'User')
     Project = apps.get_model('core', 'Project')
+    Document = apps.get_model('core', 'Document')
     # create user projects
     for user in User.objects.all():
         proj, created = Project.objects.get_or_create(name=user.username+"'s Project",
@@ -39,6 +40,24 @@ def forwards(apps, schema_editor):
         # shared to draft
         user.document_set.filter(workflow_state=1).update(workflow_state=0)
 
+    # deal with documents without owner (shouldn't be any but let's be safe)
+    # move them to admin's
+    user = User.objects.filter(is_superuser=True).first()
+    proj, dummy = Project.objects.get_or_create(name=user.username+"'s Project",
+                                                owner=user)
+    if not proj.slug:
+        make_slug(proj, Project)
+    for doc in Document.objects.filter(owner=None):
+        doc.project = proj
+        doc.save()
+        # move share from docs to created projects
+        for doc in user.document_set.all():
+            for share in doc.shared_with_users.all():
+                proj.shared_with_users.add(share)
+            for share in doc.shared_with_groups.all():
+                proj.shared_with_groups.add(share)
+
+
 def backwards(apps, schema_editor):
     Document = apps.get_model('core', 'Document')
     for doc in Document.objects.all():

app/apps/core/migrations/0048_auto_20210520_1308.py

+# Generated by Django 2.2.20 on 2021-05-20 13:08
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0047_auto_20210510_1512'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='document',
+            name='project',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='documents', to='core.Project'),
+        ),
+    ]

app/apps/core/models.py

@@ -236,7 +236,7 @@ class Document(models.Model):
 
     metadatas = models.ManyToManyField(Metadata, through=DocumentMetadata, blank=True)
 
-    project = models.ForeignKey(Project, null=True, blank=True,
+    project = models.ForeignKey(Project,
                                 on_delete=models.CASCADE,
                                 related_name='documents')