fixed null value issues

Author: FinalAngel

CHANGELOG.rst

@@ -3,6 +3,12 @@ Changelog
 =========
 
 
+2.0.1 (unreleased)
+==================
+
+* Fixes an issue where images throw an ``AttributeError``
+
+
 2.0.0 (2016-13-09)
 ==================
 

djangocms_file/migrations/0007_adapted_fields.py

@@ -39,12 +39,6 @@ class Migration(migrations.Migration):
             old_name='tooltip',
             new_name='link_title',
         ),
-        migrations.AlterField(
-            model_name='file',
-            name='file_name',
-            field=models.CharField(default='', help_text='Overrides the default file name with the given value.', max_length=255, verbose_name='Name', blank=True),
-            preserve_default=False,
-        ),
         migrations.AlterField(
             model_name='file',
             name='link_target',

djangocms_file/migrations/0009_fixed_null_fields.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+def reset_null_values(apps, schema_editor):
+    File = apps.get_model('djangocms_file', 'File')
+    plugins = File.objects.all()
+    plugins.filter(file_name__isnull=True).update(file_name='')
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('djangocms_file', '0008_add_folder'),
+    ]
+
+    operations = [
+        migrations.RunPython(reset_null_values),
+    ]

djangocms_file/migrations/0010_removed_null_fields.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('djangocms_file', '0009_fixed_null_fields'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='file',
+            name='file_name',
+            field=models.CharField(default='', help_text='Overrides the default file name with the given value.', max_length=255, verbose_name='Name', blank=True),
+            preserve_default=False,
+        ),
+    ]