def save(self, **kwargs):
super().save(**kwargs)
storage = DefaultStorage()
if self._orig_image and not self.photo:
storage.delete(self._orig_image)
self._orig_image = None
elif self.photo and self._orig_image != self.photo.name:
original_image_name = self.photo.name
logger.debug("Converting image %s", original_image_name)
with self.photo.open() as image_handle:
image = Image.open(image_handle)
image.load()
# Image.thumbnail does not upscale an image that is smaller
image.thumbnail(settings.PHOTO_UPLOAD_SIZE, Image.ANTIALIAS)
# Create new filename to store compressed image
image_name, _ext = os.path.splitext(original_image_name)
image_name = storage.get_available_name(f"{image_name}.jpg")
with storage.open(image_name, "wb") as new_image_file:
image.convert("RGB").save(new_image_file, "JPEG")
self.photo.name = image_name
super().save(**kwargs)
# delete original upload.
storage.delete(original_image_name)
if self._orig_image:
logger.info("deleting: %s", self._orig_image)
storage.delete(self._orig_image)
self._orig_image = self.photo.name
else:
logging.info("We already had this image, skipping thumbnailing")
