def delete_old_image(sender, instance, **kwargs):
old_images = []
if hasattr(instance, '_current_image_file'):
if instance._current_image_file != instance.image:
old_images.append(instance._current_image_file)
if hasattr(instance, '_current_logo_file'):
if instance._current_logo_file != instance.logo:
old_images.append(instance._current_logo_file)
services.delete_images(old_images)
def delete_old_images_on_save(sender, instance, **kwargs):
image_fields = getattr(instance, _IMAGE_FIELDS_ATTR, [])
current_images = getattr(instance, _CURRENT_IMAGES_ATTR, ())
delete_images = [current_image
for fieldname, current_image
in zip(image_fields, current_images)
if getattr(instance, fieldname, None) != current_image]
services.delete_images(delete_images)
backup_images_path(instance)
def delete_images_for_Idea(sender, instance, **kwargs):
image_services.delete_images([instance.image])
def delete_old_image(sender, instance, **kwargs):
if hasattr(instance, '_current_image_file'):
if instance._current_image_file != instance.image:
image_services.delete_images([instance._current_image_file])
def delete_images_for_User(sender, instance, **kwargs):
services.delete_images([instance._avatar])
def delete_images_cascaded(sender, instance, **kwargs):
image_fields = getattr(instance, _IMAGE_FIELDS_ATTR, [])
images = [getattr(instance, fieldname) for fieldname in image_fields]
services.delete_images(images)
def delete_images_for_organisation(sender, instance, **kwargs):
services.delete_images([instance.image, instance.logo])