def test_processor_registry(self):
self.assertEqual(thumbnail.get_processor('resize'), ResizeProcessor)
self.assertEqual(thumbnail.get_processor('crop'), CropToFitProcessor)
self.assertEqual(thumbnail.get_default_processor(), ResizeProcessor)
self.assertEqual(thumbnail.get_processor('bad'), ResizeProcessor)
thumbnail.register_processor('whatever', ResizeProcessor)
self.assertEqual(thumbnail.get_processor('whatever'), ResizeProcessor)
thumbnail.register_processor('crop', CropToFitProcessor, default=True)
self.assertEqual(thumbnail.get_default_processor(), CropToFitProcessor)
self.assertEqual(thumbnail.get_processor('bad'), CropToFitProcessor)
def __init__(self, source_image, width, height, dest=None, proc=None, *args,
**kwargs):
self.source_image = source_image
self.width = width
self.height = height
self.processor = get_processor(proc)(*args, **kwargs)
is_remote = False
if dest is None:
is_remote, dest = build_thumbnail_name(source_image, width, height, self.processor)
self.is_remote = is_remote
self.dest = dest
# Is a remote image download the image and make available
if self.is_remote:
source_image = self.get_remote_image(self.source_image, self.dest)
self.source_image = source_image
self.is_remote, self.dest = build_thumbnail_name(source_image, width, height, self.processor)
self.cache_dir = getattr(settings, 'CUDDLYBUDDLY_THUMBNAIL_CACHE', None)
for var in ('width', 'height'):
try:
setattr(self, var, int(getattr(self, var)))
except ValueError:
raise ThumbnailException('Value supplied for \'%s\' is not an int' % var)
if self.processor is None:
raise ThumbnailException('There is no image processor available')
self.generate()
