ed151de19b
https://anki.tenderapp.com/discussions/beta-testing/747-anki-210-beta-16/page/2#comment_43769227
125 lines
4.0 KiB
Python
125 lines
4.0 KiB
Python
# Copyright: Damien Elmes <anki@ichi2.net>
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# -*- coding: utf-8 -*-
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# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
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from aqt.qt import *
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from http import HTTPStatus
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import http.server
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import socketserver
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import socket
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from anki.utils import devMode
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import threading
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# locate web folder in source/binary distribution
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def _getExportFolder():
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# running from source?
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srcFolder = os.path.join(os.path.dirname(__file__), "..")
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webInSrcFolder = os.path.abspath(os.path.join(srcFolder, "web"))
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if os.path.exists(webInSrcFolder):
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return webInSrcFolder
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elif isMac:
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dir = os.path.dirname(os.path.abspath(__file__))
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return os.path.abspath(dir + "/../../Resources/web")
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else:
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raise Exception("couldn't find web folder")
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_exportFolder = _getExportFolder()
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# webengine on windows sometimes opens a connection and fails to send a request,
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# which will hang the server if unthreaded
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class ThreadedHTTPServer(socketserver.ThreadingMixIn, http.server.HTTPServer):
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# allow for a flood of requests before we've started up properly
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request_queue_size = 100
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# work around python not being able to handle non-latin hostnames
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def server_bind(self):
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"""Override server_bind to store the server name."""
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socketserver.TCPServer.server_bind(self)
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host, port = self.server_address[:2]
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try:
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self.server_name = socket.getfqdn(host)
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except:
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self.server_name = "server"
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self.server_port = port
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class MediaServer(threading.Thread):
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_port = None
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_ready = threading.Event()
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def run(self):
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self.server = ThreadedHTTPServer(("localhost", 0), RequestHandler)
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self._ready.set()
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self.server.serve_forever()
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def getPort(self):
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self._ready.wait()
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return self.server.server_port
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def shutdown(self):
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self.server.shutdown()
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class RequestHandler(http.server.SimpleHTTPRequestHandler):
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timeout = 1
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def do_GET(self):
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f = self.send_head()
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if f:
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try:
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self.copyfile(f, self.wfile)
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except Exception as e:
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if devMode:
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print("http server caught exception:", e)
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else:
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# swallow it - user likely surfed away from
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# review screen before an image had finished
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# downloading
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pass
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finally:
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f.close()
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def send_head(self):
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path = self.translate_path(self.path)
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path = self._redirectWebExports(path)
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if os.path.isdir(path):
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self.send_error(HTTPStatus.NOT_FOUND, "File not found")
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return None
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ctype = self.guess_type(path)
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try:
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f = open(path, 'rb')
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except OSError:
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self.send_error(HTTPStatus.NOT_FOUND, "File not found")
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return None
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try:
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self.send_response(HTTPStatus.OK)
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self.send_header("Content-type", ctype)
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fs = os.fstat(f.fileno())
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self.send_header("Content-Length", str(fs[6]))
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self.send_header("Last-Modified", self.date_time_string(fs.st_mtime))
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self.send_header("Access-Control-Allow-Origin", "*")
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self.end_headers()
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return f
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except:
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f.close()
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raise
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def log_message(self, format, *args):
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if not devMode:
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return
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print("%s - - [%s] %s" %
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(self.address_string(),
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self.log_date_time_string(),
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format%args))
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# catch /_anki references and rewrite them to web export folder
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def _redirectWebExports(self, path):
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targetPath = os.path.join(os.getcwd(), "_anki", "")
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if path.startswith(targetPath):
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newPath = os.path.join(_exportFolder, path[len(targetPath):])
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return newPath
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return path
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# work around Windows machines with incorrect mime type
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RequestHandler.extensions_map['.css'] = "text/css"
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