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""" |
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weitersager.processor |
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~~~~~~~~~~~~~~~~~~~~~ |
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Connect HTTP server and IRC bot. |
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:Copyright: 2007-2025 Jochen Kupperschmidt |
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:License: MIT, see LICENSE for details. |
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""" |
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from __future__ import annotations |
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import logging |
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from queue import SimpleQueue |
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from typing import Any |
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from .config import Config |
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from .http import start_receive_server |
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from .irc import create_announcer |
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from .signals import irc_channel_joined, message_received |
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logger = logging.getLogger(__name__) |
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class Processor: |
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def __init__(self, config: Config) -> None: |
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self.config = config |
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self.announcer = create_announcer(config.irc) |
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self.enabled_channel_names: set[str] = set() |
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self.message_queue: SimpleQueue = SimpleQueue() |
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# Up to this point, no signals must have been sent. |
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self.connect_to_signals() |
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# Signals are allowed be sent from here on. |
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def connect_to_signals(self) -> None: |
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irc_channel_joined.connect(self.enable_channel) |
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message_received.connect(self.handle_message) |
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def enable_channel(self, sender, *, channel_name=None) -> None: |
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logger.info('Enabled forwarding to channel %s.', channel_name) |
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self.enabled_channel_names.add(channel_name) |
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def handle_message( |
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self, |
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sender: Any | None, |
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*, |
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channel_name: str, |
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text: str, |
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source_ip_address: str | None = None, |
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) -> None: |
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"""Log and announce an incoming message.""" |
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logger.debug( |
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'Received message from %s for channel %s with text "%s".', |
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source_ip_address or 'unknown address', |
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channel_name, |
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text, |
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) |
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self.message_queue.put((channel_name, text)) |
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def announce_message(self, channel_name: str, text: str) -> None: |
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"""Announce message on IRC.""" |
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if channel_name not in self.enabled_channel_names: |
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logger.warning( |
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'Could not send message to channel %s, not joined.', |
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channel_name, |
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) |
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return |
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self.announcer.announce(channel_name, text) |
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def process_queue(self, timeout_seconds: int | None = None) -> None: |
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"""Process a message from the queue.""" |
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channel_name, text = self.message_queue.get(timeout=timeout_seconds) |
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self.announce_message(channel_name, text) |
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def run(self) -> None: |
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"""Run the main loop.""" |
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self.announcer.start() |
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start_receive_server(self.config.http) |
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logger.info('Starting to process queue ...') |
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try: |
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while True: |
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self.process_queue() |
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except KeyboardInterrupt: |
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pass |
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logger.info('Shutting down ...') |
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self.announcer.shutdown() |
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def start(config: Config) -> None: |
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"""Start the IRC bot and the HTTP listen server.""" |
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processor = Processor(config) |
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processor.run() |
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homeworkprod /
weitersager
