python-zulip-api/zulip/integrations/matrix/matrix_bridge.py
2018-05-07 09:07:36 -07:00

97 lines
3.8 KiB
Python

#!/usr/bin/env python
import os
import logging
import signal
import traceback
from types import FrameType
from typing import Any, Callable, Dict
from matrix_bridge_config import config
import zulip
from matrix_client.client import MatrixClient
def die(signal: int, frame: FrameType) -> None:
# We actually want to exit, so run os._exit (so as not to be caught and restarted)
os._exit(1)
def zulip_to_matrix_username(full_name: str, site: str) -> str:
return "@**{0}**:{1}".format(full_name, site)
def matrix_to_zulip(zulip_client: zulip.Client,
cfg: Dict[str, Any]) -> Callable[[Any, Dict[str, Any]], None]:
def _matrix_to_zulip(room: Any, event: Dict[str, Any]) -> None:
"""Matrix -> Zulip
"""
if event['type'] == "m.room.member":
if event['membership'] == "join":
content = "{0} joined".format(event['content']['displayname'])
elif event['type'] == "m.room.message":
if event['content']['msgtype'] == "m.text":
content = "{0}: {1}".format(event['sender'], event['content']['body'])
else:
content = event['type']
not_from_bot = ('body' not in event['content'] or
not event['content']['body'].startswith("@**"))
if not_from_bot:
print(zulip_client.send_message({
"sender": zulip_client.email,
"type": "stream",
"to": cfg["stream"],
"subject": cfg["subject"],
"content": content,
}))
return _matrix_to_zulip
def zulip_to_matrix(cfg: Dict[str, Any], room: Any) -> Callable[[Dict[str, Any]], None]:
site_without_http = cfg["site"].replace("https://", "").replace("http://", "")
def _zulip_to_matrix(msg: Dict[str, Any]) -> None:
"""Zulip -> Matrix
"""
isa_stream = msg["type"] == "stream"
not_from_bot = msg["sender_email"] != cfg["email"]
in_the_specified_stream = msg["display_recipient"] == cfg["stream"]
at_the_specified_subject = msg["subject"] == cfg["subject"]
if isa_stream and not_from_bot and in_the_specified_stream and at_the_specified_subject:
matrix_username = zulip_to_matrix_username(msg["sender_full_name"], site_without_http)
matrix_text = "{0}: {1}".format(matrix_username,
msg["content"])
print(matrix_text)
room.send_text(matrix_text)
return _zulip_to_matrix
if __name__ == '__main__':
signal.signal(signal.SIGINT, die)
logging.basicConfig(level=logging.WARNING)
# Get config for each clients
zulip_config = config["zulip"]
matrix_config = config["matrix"]
# Initiate clients
backoff = zulip.RandomExponentialBackoff(timeout_success_equivalent=300)
while backoff.keep_going():
print("Starting matrix mirroring bot")
try:
zulip_client = zulip.Client(email=zulip_config["email"],
api_key=zulip_config["api_key"],
site=zulip_config["site"])
matrix_client = MatrixClient(matrix_config["host"])
# TODO this lacks the proper error handling
matrix_client.login_with_password(matrix_config["username"],
matrix_config["password"])
room = matrix_client.join_room(matrix_config["room_id"])
room.add_listener(matrix_to_zulip(zulip_client, zulip_config))
print("Starting listener thread on Matrix client")
matrix_client.start_listener_thread()
print("Starting message handler on Zulip client")
zulip_client.call_on_each_message(zulip_to_matrix(zulip_config, room))
except Exception:
traceback.print_exc()
backoff.fail()