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import os.path
import tornado
import tornado.web
from webtiles import config
try:
from typing import Dict
except:
pass
class GameDataHandler(tornado.web.StaticFileHandler):
# async def _execute(self, transforms, *args, **kwargs):
# await tornado.web.StaticFileHandler._execute(self, transforms, *args, **kwargs)
def initialize(self):
if tornado.version_info[0] < 3:
# ugly extreme backward compatibility hack; can hopefully be removed
# once tornado 2.4 is out of the picture.
super(GameDataHandler, self).initialize(".")
self.root = "/" # just override the superclass for these old versions...
else:
super(GameDataHandler, self).initialize("/")
def parse_url_path(self, url_path):
# the path should already match "([0-9a-f]*\/.*)", from server.py
import sys
version, url_path = url_path.split("/", 1)
if version not in GameDataHandler._client_paths:
raise tornado.web.HTTPError(404)
return super(GameDataHandler, self).parse_url_path(
GameDataHandler._client_paths[version] + "/" + url_path)
def set_extra_headers(self, path):
if config.get('game_data_no_cache'):
self.set_header("Cache-Control",
"no-cache, no-store, must-revalidate")
self.set_header("Pragma", "no-cache")
self.set_header("Expires", "0")
_client_paths = {} # type: Dict[str, str]
@classmethod
def add_version(cls, version, path):
cls._client_paths[version] = os.path.abspath(path)
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