def delete_files(user_id, model_nk=None, modifier_id=None):
query = Filex.all()
query.filter("creator_id =", user_id)
if model_nk != None:
query.filter("model_name =", model_nk[0])
query.filter("model_key =", str(model_nk[1]))
files = query.fetch()
for filex in files:
_delete_file(filex.root_path, filex.save_path)
result = query.delete(modifier_id)
return result
def fetch_files(user_id, model_nk=None):
query = Filex.all()
query.what("uid", alias="file_id")
query.what("creator_id", alias="creator_id")
query.what("file_name", alias="file_name")
query.filter("creator_id =", user_id)
if model_nk is not None:
query.filter("model_name =", model_nk[0])
query.filter("model_key =", str(model_nk[1]))
return query.fetch()