455 lines
17 KiB
Python
455 lines
17 KiB
Python
from core.util import logs
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from django.core.management.base import BaseCommand
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from slixmpp.componentxmpp import ComponentXMPP
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from django.conf import settings
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from core.models import User, Person, PersonIdentifier
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from redis import asyncio as aioredis
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import asyncio
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import msgpack
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from core.lib import deferred
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from slixmpp.xmlstream import register_stanza_plugin
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from slixmpp.plugins.xep_0085.stanza import Active, Composing, Paused, Inactive, Gone
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from slixmpp.stanza import Message
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log = logs.get_logger("component")
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redis = aioredis.from_url("unix://var/run/gia-redis.sock", db=10)
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class EchoComponent(ComponentXMPP):
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"""
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A simple Slixmpp component that echoes messages.
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"""
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def __init__(self, jid, secret, server, port):
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super().__init__(jid, secret, server, port)
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# Register chat state plugins
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register_stanza_plugin(Message, Active)
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register_stanza_plugin(Message, Composing)
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register_stanza_plugin(Message, Paused)
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register_stanza_plugin(Message, Inactive)
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register_stanza_plugin(Message, Gone)
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self.add_event_handler("session_start", self.session_start)
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self.add_event_handler("disconnected", self.on_disconnected)
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self.add_event_handler("message", self.message)
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# Presence event handlers
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self.add_event_handler("presence_available", self.on_presence_available)
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self.add_event_handler("presence_dnd", self.on_presence_dnd)
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self.add_event_handler("presence_xa", self.on_presence_xa)
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self.add_event_handler("presence_chat", self.on_presence_chat)
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self.add_event_handler("presence_away", self.on_presence_away)
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self.add_event_handler("presence_unavailable", self.on_presence_unavailable)
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self.add_event_handler("presence_subscribe", self.on_presence_subscribe)
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self.add_event_handler("presence_subscribed", self.on_presence_subscribed)
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self.add_event_handler("presence_unsubscribe", self.on_presence_unsubscribe)
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self.add_event_handler("presence_unsubscribed", self.on_presence_unsubscribed)
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self.add_event_handler("roster_subscription_request", self.on_roster_subscription_request)
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# Chat state handlers
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self.add_event_handler("chatstate_active", self.on_chatstate_active)
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self.add_event_handler("chatstate_composing", self.on_chatstate_composing)
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self.add_event_handler("chatstate_paused", self.on_chatstate_paused)
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self.add_event_handler("chatstate_inactive", self.on_chatstate_inactive)
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self.add_event_handler("chatstate_gone", self.on_chatstate_gone)
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def get_identifier(self, msg):
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# Extract sender JID (full format: user@domain/resource)
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sender_jid = str(msg["from"])
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# Split into username@domain and optional resource
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sender_parts = sender_jid.split("/", 1)
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sender_bare_jid = sender_parts[0] # Always present: user@domain
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sender_username, sender_domain = sender_bare_jid.split("@", 1)
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sender_resource = sender_parts[1] if len(sender_parts) > 1 else None # Extract resource if present
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# Extract recipient JID (should match component JID format)
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recipient_jid = str(msg["to"])
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if "@" in recipient_jid:
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recipient_username, recipient_domain = recipient_jid.split("@", 1)
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else:
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recipient_username = recipient_jid
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recipient_domain = recipient_jid
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# Extract message body
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body = msg["body"] if msg["body"] else "[No Body]"
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# Parse recipient_name and recipient_service (e.g., "mark|signal")
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if "|" in recipient_username:
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person_name, service = recipient_username.split("|")
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person_name = person_name.title() # Capitalize for consistency
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else:
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person_name = recipient_username.title()
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service = None
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try:
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# Lookup user in Django
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log.info(f"User {sender_username}")
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user = User.objects.get(username=sender_username)
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# Find Person object with name=person_name.lower()
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log.info(f"Name {person_name.title()}")
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person = Person.objects.get(user=user, name=person_name.title())
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# Ensure a PersonIdentifier exists for this user, person, and service
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log.info(f"Identifier {service}")
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identifier = PersonIdentifier.objects.get(user=user, person=person, service=service)
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return identifier
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except (User.DoesNotExist, Person.DoesNotExist, PersonIdentifier.DoesNotExist):
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# If any lookup fails, reject the subscription
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return None
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def on_chatstate_active(self, msg):
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"""
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Handle when a user is actively engaged in the chat.
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"""
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log.info(f"Chat state: Active from {msg['from']}.")
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identifier = self.get_identifier(msg)
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def on_chatstate_composing(self, msg):
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"""
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Handle when a user is typing a message.
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"""
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log.info(f"Chat state: Composing from {msg['from']}.")
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identifier = self.get_identifier(msg)
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def on_chatstate_paused(self, msg):
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"""
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Handle when a user has paused typing.
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"""
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log.info(f"Chat state: Paused from {msg['from']}.")
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identifier = self.get_identifier(msg)
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def on_chatstate_inactive(self, msg):
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"""
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Handle when a user is inactive in the chat.
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"""
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log.info(f"Chat state: Inactive from {msg['from']}.")
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identifier = self.get_identifier(msg)
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def on_chatstate_gone(self, msg):
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"""
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Handle when a user has left the chat.
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"""
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log.info(f"Chat state: Gone from {msg['from']}.")
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identifier = self.get_identifier(msg)
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def on_presence_available(self, pres):
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"""
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Handle when a user becomes available.
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"""
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log.info(f"Presence available from {pres['from']}")
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def on_presence_dnd(self, pres):
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"""
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Handle when a user sets 'Do Not Disturb' status.
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"""
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log.info(f"User {pres['from']} is now in 'Do Not Disturb' mode.")
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def on_presence_xa(self, pres):
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"""
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Handle when a user sets 'Extended Away' status.
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"""
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log.info(f"User {pres['from']} is now 'Extended Away'.")
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def on_presence_chat(self, pres):
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"""
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Handle when a user is actively available for chat.
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"""
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log.info(f"User {pres['from']} is now available for chat.")
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def on_presence_away(self, pres):
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"""
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Handle when a user sets 'Away' status.
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"""
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log.info(f"User {pres['from']} is now 'Away'.")
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def on_presence_unavailable(self, pres):
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"""
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Handle when a user goes offline or unavailable.
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"""
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log.info(f"User {pres['from']} is now unavailable.")
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def on_presence_subscribe(self, pres):
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"""
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Handle incoming presence subscription requests.
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Accept only if the recipient has a contact matching the sender.
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"""
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sender_jid = str(pres['from']).split('/')[0] # Bare JID (user@domain)
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recipient_jid = str(pres['to']).split('/')[0]
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log.info(f"Received subscription request from {sender_jid} to {recipient_jid}")
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try:
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# Extract sender and recipient usernames
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user_username, _ = sender_jid.split("@", 1)
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recipient_username, _ = recipient_jid.split("@", 1)
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# Parse recipient_name and recipient_service (e.g., "mark|signal")
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if "|" in recipient_username:
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person_name, service = recipient_username.split("|")
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person_name = person_name.title() # Capitalize for consistency
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else:
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person_name = recipient_username.title()
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service = None
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# Lookup user in Django
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log.info(f"User {user_username}")
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user = User.objects.get(username=user_username)
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# Find Person object with name=person_name.lower()
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log.info(f"Name {person_name.title()}")
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person = Person.objects.get(user=user, name=person_name.title())
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# Ensure a PersonIdentifier exists for this user, person, and service
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log.info(f"Identifier {service}")
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PersonIdentifier.objects.get(user=user, person=person, service=service)
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# If all checks pass, accept the subscription
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self.send_presence(ptype="subscribed", pto=sender_jid)
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log.info(f"Subscription request from {sender_jid} accepted for {recipient_jid}.")
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except (User.DoesNotExist, Person.DoesNotExist, PersonIdentifier.DoesNotExist):
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# If any lookup fails, reject the subscription
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log.warning(f"Subscription request from {sender_jid} rejected (recipient does not have this contact).")
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self.send_presence(ptype="unsubscribed", pto=sender_jid)
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def on_presence_subscribed(self, pres):
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"""
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Handle successful subscription confirmations.
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"""
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log.info(f"Subscription to {pres['from']} was accepted.")
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def on_presence_unsubscribe(self, pres):
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"""
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Handle when a user unsubscribes from presence updates.
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"""
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log.info(f"User {pres['from']} has unsubscribed from presence updates.")
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def on_presence_unsubscribed(self, pres):
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"""
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Handle when a user's unsubscription request is confirmed.
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"""
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log.info(f"Unsubscription from {pres['from']} confirmed.")
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def on_roster_subscription_request(self, pres):
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"""
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Handle roster subscription requests.
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"""
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log.info(f"New roster subscription request from {pres['from']}.")
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def session_start(self, *args):
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log.info("XMPP session started")
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def on_disconnected(self, *args):
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"""
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Handles XMPP disconnection and triggers a reconnect loop.
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"""
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log.warning("XMPP disconnected, attempting to reconnect...")
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self.connect()
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def session_start(self, *args):
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log.info(f"START {args}")
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def message(self, msg):
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"""
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Process incoming XMPP messages.
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"""
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sym = lambda x: msg.reply(f"[>] {x}").send()
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# log.info(f"Received message: {msg}")
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# Extract sender JID (full format: user@domain/resource)
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sender_jid = str(msg["from"])
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# Split into username@domain and optional resource
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sender_parts = sender_jid.split("/", 1)
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sender_bare_jid = sender_parts[0] # Always present: user@domain
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sender_username, sender_domain = sender_bare_jid.split("@", 1)
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sender_resource = sender_parts[1] if len(sender_parts) > 1 else None # Extract resource if present
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# Extract recipient JID (should match component JID format)
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recipient_jid = str(msg["to"])
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if "@" in recipient_jid:
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recipient_username, recipient_domain = recipient_jid.split("@", 1)
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else:
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recipient_username = recipient_jid
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recipient_domain = recipient_jid
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# Extract message body
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body = msg["body"] if msg["body"] else "[No Body]"
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# Log extracted information with variable name annotations
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log_message = (
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f"Sender JID: {sender_jid}, Sender Username: {sender_username}, Sender Domain: {sender_domain}, "
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f"Sender Resource: {sender_resource if sender_resource else '[No Resource]'}, "
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f"Recipient JID: {recipient_jid}, Recipient Username: {recipient_username}, Recipient Domain: {recipient_domain}, "
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f"Body: {body}"
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)
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log.info(log_message)
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# Ensure recipient domain matches our configured component
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expected_domain = settings.XMPP_JID # 'jews.zm.is' in your config
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if recipient_domain != expected_domain:
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log.warning(f"Invalid recipient domain: {recipient_domain}, expected {expected_domain}")
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return
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# Lookup sender in Django's User model
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try:
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sender_user = User.objects.get(username=sender_username)
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except User.DoesNotExist:
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log.warning(f"Unknown sender: {sender_username}")
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return
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if recipient_jid == settings.XMPP_JID:
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log.info("Message to JID")
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if body.startswith("."):
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# Messaging the gateway directly
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if body == ".contacts":
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# Lookup Person objects linked to sender
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persons = Person.objects.filter(user=sender_user)
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if not persons.exists():
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log.info(f"No contacts found for {sender_username}")
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sym("No contacts found.")
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return
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# Construct contact list response
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contact_names = [person.name for person in persons]
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response_text = f"Contacts: " + ", ".join(contact_names)
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sym(response_text)
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elif body == ".whoami":
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sym(str(sender_user.__dict__))
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else:
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sym("No such command")
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else:
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log.info("Other message")
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if "|" in recipient_username:
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recipient_name, recipient_service = recipient_username.split("|")
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recipient_name = recipient_name.title()
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else:
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recipient_name = recipient_username
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recipient_service = None
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recipient_name = recipient_name.title()
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try:
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person = Person.objects.get(user=sender_user, name=recipient_name)
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except Person.DoesNotExist:
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sym("This person does not exist.")
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if recipient_service:
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try:
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identifier = PersonIdentifier.objects.get(user=sender_user,
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person=person,
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service=recipient_service)
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except PersonIdentifier.DoesNotExist:
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sym("This service identifier does not exist.")
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else:
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# Get a random identifier
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identifier = PersonIdentifier.objects.filter(user=sender_user,
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person=person).first()
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recipient_service = identifier.service
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# sym(str(person.__dict__))
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# sym(f"Service: {recipient_service}")
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identifier.send(body)
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def send_from_external(self, person_identifier, text, detail):
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"""
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This method will send an incoming external message to the correct XMPP user.
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"""
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sender_jid = f"{person_identifier.person.name.lower()}|{person_identifier.service}@{settings.XMPP_JID}"
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recipient_jid = f"{person_identifier.user.username}@{settings.XMPP_ADDRESS}"
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if detail.is_outgoing_message:
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carbon_msg = f"""
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<message xmlns="jabber:client" type="chat" from="{recipient_jid}" to="{sender_jid}">
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<received xmlns="urn:xmpp:carbons:2">
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<forwarded xmlns="urn:xmpp:forward:0">
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<message from="{recipient_jid}" to="{sender_jid}" type="chat">
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<body>{text}</body>
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</message>
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</forwarded>
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</received>
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</message>
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"""
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log.info(f"Sending Carbon: {carbon_msg}")
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self.send_raw(carbon_msg)
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else:
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log.info(f"Forwarding message from external service: {sender_jid} -> {recipient_jid}: {text}")
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self.send_message(mto=recipient_jid, mfrom=sender_jid, mbody=text, mtype="chat")
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async def stream(**kwargs):
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pubsub = redis.pubsub()
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await pubsub.subscribe("component")
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while True:
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message = await pubsub.get_message(ignore_subscribe_messages=True)
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if message is not None:
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try:
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log.info("GOT", message)
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data = message["data"]
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unpacked = msgpack.unpackb(data, raw=False)
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log.info(f"Unpacked: {unpacked}")
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except TypeError:
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log.info(f"FAILED {message}")
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continue
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if "type" in unpacked.keys():
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if unpacked["type"] == "def":
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await deferred.process_deferred(
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unpacked,
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**kwargs
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)
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await asyncio.sleep(0.01)
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class Command(BaseCommand):
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def handle(self, *args, **options):
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xmpp = EchoComponent(
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jid=settings.XMPP_JID,
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secret=settings.XMPP_SECRET,
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server=settings.XMPP_ADDRESS,
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port=settings.XMPP_PORT,
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)
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xmpp.register_plugin('xep_0030') # Service Discovery
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xmpp.register_plugin('xep_0004') # Data Forms
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xmpp.register_plugin('xep_0060') # PubSub
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xmpp.register_plugin('xep_0199') # XMPP Ping
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xmpp.register_plugin("xep_0085") # Chat State Notifications
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop)
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loop.create_task(stream(xmpp=xmpp))
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# Connect to the XMPP server and start processing XMPP stanzas.
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xmpp.connect()
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xmpp.process()
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try:
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while True:
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pass # Keep the component running
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except (KeyboardInterrupt, SystemExit):
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log.info("XMPP Component terminating")
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