Make following work
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2 changed files with 64 additions and 51 deletions
72
mmcli.py
72
mmcli.py
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@ -6,10 +6,11 @@ import os
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import json
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from typing import Dict, Optional, List
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import re
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# from threading import Lock
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from time import sleep
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import threading
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import mattermost
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# from mmws import MMws
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from mmws import MMws
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class NotFound(Exception):
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@ -143,30 +144,54 @@ def cat(mm_api: mattermost.MMApi, parsed):
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def attribute(key_value):
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return key_value
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# backlog = []
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# backlog_lock = Lock()
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# In a list to allow overwriting from within print_initial_messages without using global
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backlog = [ [] ]
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backlog_lock = threading.Lock()
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def print_initial_messages():
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posts = get_posts_for_channel(mm_api, channel["id"], after=parsed.after)
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for post in posts:
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print(str_for_post(attribute, post, parsed))
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with backlog_lock:
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for post in backlog[0]:
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print(str_for_post(attribute, post, parsed))
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backlog[0] = None
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if parsed.follow:
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raise NotImplementedError("--follow is not yet supported")
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# def webs_handler(mmws, event_data):
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# if event_data["event"] == "posted":
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# with backlog_lock:
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# if backlog is not None:
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# backlog.append(event_data["data"])
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# return
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# print(post_str(attribute, event_data["data"], parsed))
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def simple_websocket_callback(mmws, event_data):
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if event_data.get("event") == "posted":
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post = json.loads(event_data["data"]["post"])
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if post["channel_id"] != channel["id"]:
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return
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print(str_for_post(attribute, post, parsed), flush=True)
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# ws_url = http_to_ws(mm_api._url) + "/v4/websocket"
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# MMws(webs_handler, mm_api, ws_url)
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# return
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def initial_websocket_callback(mmws: MMws, event_data):
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if event_data.get("event") == "posted":
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post = json.loads(event_data["data"]["post"])
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if post["channel_id"] != channel["id"]:
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return
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with backlog_lock:
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if backlog[0] is not None:
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backlog[0].append(post)
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return
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else:
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mmws.ws_handler = simple_websocket_callback
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simple_websocket_callback(mmws, event_data)
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posts = get_posts_for_channel(mm_api, channel["id"], after=parsed.after)
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for post in posts:
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print(post_str(attribute, post, parsed))
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ws_url = http_to_ws(mm_api._url) + "/v4/websocket"
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mmws = MMws(initial_websocket_callback, mm_api.access_token, ws_url)
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# with backlog_lock:
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# for post in backlog:
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# print(post_str(attribute, post, parsed))
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# backlog = None
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if parsed.follow:
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thread = threading.Thread(target=print_initial_messages)
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thread.setDaemon(True)
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thread.start()
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mmws.run_websocket()
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else:
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print_initial_messages()
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def send(mm_api: mattermost.MMApi, parsed):
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@ -200,7 +225,7 @@ def send(mm_api: mattermost.MMApi, parsed):
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print(sent)
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def post_str(attribute, post, parsed):
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def str_for_post(attribute, post, parsed):
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obj = {
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k: v
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for k, v in map(attribute, post.items())
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@ -296,6 +321,7 @@ Hint: JSON output can be filtered on the command line with jq(1).
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server = parsed.server if re.match(r"^[a-z]+://", parsed.server) else f"https://{parsed.server}"
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mm_api = mattermost.MMApi(f"{server}/api")
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mm_api.access_token = access_token
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if access_token:
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mm_api._headers.update({"Authorization": f"Bearer {access_token}"})
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43
mmws.py
43
mmws.py
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@ -1,52 +1,39 @@
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import sys
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import json
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import threading
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import websocket
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websocket.enableTrace(True)
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class MMws:
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"""
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Websocket client.
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Mattermost websocket client
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"""
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def __init__(self, ws_handler, api, ws_url):
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self.api = api
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def __init__(self, ws_handler, token, ws_url):
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"""
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@param ws_handler: callback when new data is received on websocket
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@param token: Mattermost access token
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@param ws_url: websocket URL to connect to
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"""
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self.token = token
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self.ws_url = ws_url
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self.ws_handler = ws_handler
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self.ws_app = None
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self.thread = threading.Thread(target=self._open_websocket)
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self.thread.setName("websocket")
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self.thread.setDaemon(False)
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self.thread.start()
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def _open_websocket(self):
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def run_websocket(self):
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def on_open(ws):
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print("Opened")
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ws.send(json.dumps({
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"seq": 1, "action": "authentication_challenge", "data": {"token": self.api._bearer}
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"seq": 1, "action": "authentication_challenge", "data": {"token": self.token}
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}))
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def on_message(ws, msg):
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print(msg)
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self.ws_handler(self, msg)
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self.ws_handler(self, json.loads(msg))
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def on_error(ws, error):
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print(error, file=sys.stderr)
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sys.exit(1)
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raise error
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self.ws_app = websocket.WebSocketApp(self.ws_url, on_open=on_open, on_message=on_message,
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on_close=lambda ws: print("Closed"))
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print("Start", flush=True)
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self.ws_app = websocket.WebSocketApp(
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self.ws_url, on_open=on_open, on_message=on_message, on_error=on_error
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)
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self.ws_app.run_forever()
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print("Done", flush=True)
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def close_websocket(self):
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self.ws_app.close()
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self.thread.join()
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