def update(cls, substance):
def _validate(substance):
if not substance:
return False
if not substance.get("kit_name"):
return False
return True
kit_id = substance.get("kit_id")
if not _validate(substance):
raise IllegalRequestError(None)
kit = Kit.get_by_id(kit_id)
if not kit:
raise NoDataError(None)
kit_name = substance.get("kit_name")
category_id = substance.get("category_id")
category_key = Category.get_key_by_id(category_id)
kit.kit_name = kit_name
kit.description = substance.get("description")
kit.category = category_key
kit.tags = Kit.sanitize_tags(substance.get("tags"))
kit.valid = substance.get("valid")
if substance.get("kit_file"):
if kit.kit_file_id:
KitLogic._delete_from_blobstore(str(kit.kit_file_id))
kit.kit_file_id = KitLogic._store_to_blobstore(substance.get("kit_file"))
kit.put()
def read(cls, substance):
kit_id = substance.get("kit_id")
if not kit_id:
raise IllegalRequestError(None)
kit = Kit.get_by_id(kit_id)
if not kit:
raise NoDataError(None)
kit.inc_view_count()
return kit.to_hash()
def download(cls, substance):
kit_id = substance.get("kit_id")
if not kit_id:
raise IllegalRequestError(None)
kit = Kit.get_by_id(kit_id)
if not kit or not kit.kit_file_id:
raise NoDataError(None)
kit_file = blobstore.BlobReader(str(kit.kit_file_id))
kit.inc_download_count()
return dict(kit_file=kit_file)
