crafty-4/app/classes/web/base_handler.py

55 lines
1.6 KiB
Python

import logging
import tornado.web
import bleach
from typing import (
Union,
List,
Optional
)
logger = logging.getLogger(__name__)
class BaseHandler(tornado.web.RequestHandler):
nobleach = {bool, type(None)}
def initialize(self, controller=None, tasks_manager=None, translator=None):
self.controller = controller
self.tasks_manager = tasks_manager
self.translator = translator
def get_remote_ip(self):
remote_ip = self.request.headers.get("X-Real-IP") or \
self.request.headers.get("X-Forwarded-For") or \
self.request.remote_ip
return remote_ip
def get_current_user(self):
return self.get_secure_cookie("user", max_age_days=1)
def autobleach(self, text):
if type(text) in self.nobleach:
return text
else:
return bleach.clean(text)
def get_argument(
self,
name: str,
default: Union[None, str, tornado.web._ArgDefaultMarker] = tornado.web._ARG_DEFAULT,
strip: bool = True,
) -> Optional[str]:
arg = self._get_argument(name, default, self.request.arguments, strip)
logger.debug("Bleaching {}: {}".format(name, arg))
return self.autobleach(arg)
def get_arguments(self, name: str, strip: bool = True) -> List[str]:
assert isinstance(strip, bool)
args = self._get_arguments(name, self.request.arguments, strip)
args_ret = []
for arg in args:
logger.debug("Bleaching {}: {}".format(name, arg))
args_ret += self.autobleach(arg)
return args_ret