def image_resize(file_path, key_type, key_id):
"""
key_type should be one of ImageKeyType.choices
"""
if not file_path:
return ''
elif isinstance(file_path, FieldFile):
file_path = file_path.path
elif not isinstance(file_path, str):
return ''
key_type = key_type.upper()
cache_key = get_cache_key(key_type, key_id)
url = cache.get(cache_key)
if url: return url
try:
image = Image.objects.only('file').get(key_type=key_type, key_id=key_id)
if not os.path.exists(image.file.path):
image.regenerate()
except Image.DoesNotExist:
image = Image(key_type=key_type, key_id=key_id)
try:
image.save(file_path)
except IntegrityError:
image = Image.objects.only('file').get(key_type=key_type, key_id=key_id)
cache.set(cache_key, image.file.url, IMAGE_CACHE_TIMEOUT)
return image.file.url
def test_manga_post_save(self):
self.manga.cover = SimpleUploadedFile('test.png', self.create_test_image_file().getvalue())
self.manga.save(updated_by=self.user)
image1 = Image(key_type=ImageKeyType.MANGA_COVER, key_id=self.manga.id)
image1.save(self.manga.cover.path)
self.manga.save(updated_by=self.user)
self.assertFalse(Image.objects.filter(id=image1.id).exists())
def migrate_image_resize(file_path, key_type, key_id):
if not os.path.exists(file_path):
return
if Image.objects.filter(key_type=key_type, key_id=key_id).exists():
return
try:
image = Image(key_type=key_type, key_id=key_id)
image.save(file_path)
except Exception as e:
logger.warn(str(e))
def test_image_delete(self):
self.manga.cover = SimpleUploadedFile('test.jpg', self.create_test_image_file().getvalue())
self.manga.save(self.user)
image = Image(key_type=ImageKeyType.MANGA_THUMB, key_id=1)
image.save(self.manga.cover.path)
path = image.file.path
self.assertTrue(os.path.exists(path))
image.delete()
self.assertFalse(os.path.exists(path))