mirror of
https://github.com/janeczku/calibre-web
synced 2024-12-25 17:40:31 +00:00
123 lines
4.7 KiB
Python
123 lines
4.7 KiB
Python
# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2022 OzzieIsaacs
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from tornado.wsgi import WSGIContainer
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import tornado
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from tornado import escape
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from tornado import httputil
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from tornado.ioloop import IOLoop
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from tornado.log import access_log
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from typing import List, Tuple, Optional, Callable, Any, Dict, Text
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from types import TracebackType
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import typing
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if typing.TYPE_CHECKING:
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from typing import Type # noqa: F401
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from wsgiref.types import WSGIApplication as WSGIAppType # noqa: F4
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class MyWSGIContainer(WSGIContainer):
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def __call__(self, request: httputil.HTTPServerRequest) -> None:
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if tornado.version_info < (6, 3, 0, -99):
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data = {} # type: Dict[str, Any]
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response = [] # type: List[bytes]
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def start_response(
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status: str,
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headers: List[Tuple[str, str]],
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exc_info: Optional[
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Tuple[
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"Optional[Type[BaseException]]",
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Optional[BaseException],
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Optional[TracebackType],
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]
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] = None,
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) -> Callable[[bytes], Any]:
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data["status"] = status
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data["headers"] = headers
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return response.append
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app_response = self.wsgi_application(
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MyWSGIContainer.environ(self, request), start_response
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)
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try:
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response.extend(app_response)
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body = b"".join(response)
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finally:
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if hasattr(app_response, "close"):
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app_response.close() # type: ignore
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if not data:
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raise Exception("WSGI app did not call start_response")
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status_code_str, reason = data["status"].split(" ", 1)
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status_code = int(status_code_str)
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headers = data["headers"] # type: List[Tuple[str, str]]
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header_set = set(k.lower() for (k, v) in headers)
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body = escape.utf8(body)
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if status_code != 304:
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if "content-length" not in header_set:
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headers.append(("Content-Length", str(len(body))))
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if "content-type" not in header_set:
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headers.append(("Content-Type", "text/html; charset=UTF-8"))
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if "server" not in header_set:
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headers.append(("Server", "TornadoServer/%s" % tornado.version))
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start_line = httputil.ResponseStartLine("HTTP/1.1", status_code, reason)
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header_obj = httputil.HTTPHeaders()
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for key, value in headers:
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header_obj.add(key, value)
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assert request.connection is not None
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request.connection.write_headers(start_line, header_obj, chunk=body)
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request.connection.finish()
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self._log(status_code, request)
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else:
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IOLoop.current().spawn_callback(self.handle_request, request)
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def environ(self, request: httputil.HTTPServerRequest) -> Dict[Text, Any]:
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try:
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environ = WSGIContainer.environ(self, request)
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except TypeError as e:
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environ = WSGIContainer.environ(request)
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environ['RAW_URI'] = request.path
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self.env = environ
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return environ
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def _log(self, status_code: int, request: httputil.HTTPServerRequest) -> None:
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if status_code < 400:
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log_method = access_log.info
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elif status_code < 500:
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log_method = access_log.warning
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else:
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log_method = access_log.error
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request_time = 1000.0 * request.request_time()
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assert request.method is not None
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assert request.uri is not None
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ip = self.env.get("HTTP_FORWARD_FOR", None) or request.remote_ip
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summary = (
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request.method # type: ignore[operator]
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+ " "
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+ request.uri
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+ " ("
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+ ip
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+ ")"
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)
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log_method("%d %s %.2fms", status_code, summary, request_time)
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