diff options
Diffstat (limited to 'django/db/models/fields/files.py')
| -rw-r--r-- | django/db/models/fields/files.py | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/django/db/models/fields/files.py b/django/db/models/fields/files.py index 7663c8ab90..311f74a905 100644 --- a/django/db/models/fields/files.py +++ b/django/db/models/fields/files.py @@ -11,6 +11,7 @@ from django.utils.encoding import force_str, force_text from django.utils import six from django.utils.translation import ugettext_lazy as _ + class FieldFile(File): def __init__(self, instance, field, name): super(FieldFile, self).__init__(None, name) @@ -135,6 +136,7 @@ class FieldFile(File): # be restored later, by FileDescriptor below. return {'name': self.name, 'closed': False, '_committed': True, '_file': None} + class FileDescriptor(object): """ The descriptor for the file attribute on the model instance. Returns a @@ -205,6 +207,7 @@ class FileDescriptor(object): def __set__(self, instance, value): instance.__dict__[self.field.name] = value + class FileField(Field): # The class to wrap instance attributes in. Accessing the file object off @@ -300,6 +303,7 @@ class FileField(Field): defaults.update(kwargs) return super(FileField, self).formfield(**defaults) + class ImageFileDescriptor(FileDescriptor): """ Just like the FileDescriptor, but for ImageFields. The only difference is @@ -321,14 +325,15 @@ class ImageFileDescriptor(FileDescriptor): if previous_file is not None: self.field.update_dimension_fields(instance, force=True) -class ImageFieldFile(ImageFile, FieldFile): +class ImageFieldFile(ImageFile, FieldFile): def delete(self, save=True): # Clear the image dimensions cache if hasattr(self, '_dimensions_cache'): del self._dimensions_cache super(ImageFieldFile, self).delete(save) + class ImageField(FileField): attr_class = ImageFieldFile descriptor_class = ImageFileDescriptor |