596 lines
23 KiB
Python
596 lines
23 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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from slixmpp.xmlstream.stanzabase import ElementBase, ET
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import aiohttp
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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 Attachment(ElementBase):
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name = "attachment"
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namespace = "urn:xmpp:attachments"
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plugin_attrib = "attachment"
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interfaces = {"url", "filename", "content_type"}
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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 update_roster(self, jid, name=None):
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"""
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Adds or updates a user in the roster.
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"""
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iq = self.Iq()
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iq['type'] = 'set'
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iq['roster']['items'] = {jid: {'name': name or jid}}
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iq.send()
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log.info(f"Updated roster: Added {jid} ({name})")
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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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component_jid = f"{person_name.lower()}|{service}@{self.boundjid.bare}"
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# Accept the subscription
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self.send_presence(ptype="subscribed", pto=sender_jid, pfrom=component_jid)
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log.info(f"Accepted subscription from {sender_jid}, sent from {component_jid}")
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# Send a presence request **from the recipient to the sender** (ASKS THEM TO ACCEPT BACK)
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# self.send_presence(ptype="subscribe", pto=sender_jid, pfrom=component_jid)
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# log.info(f"Sent presence subscription request from {component_jid} to {sender_jid}")
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# Add sender to roster
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# self.update_roster(sender_jid, name=sender_jid.split("@")[0])
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# log.info(f"Added {sender_jid} to roster.")
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# Send presence update to sender **from the correct JID**
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self.send_presence(ptype="available", pto=sender_jid, pfrom=component_jid)
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log.info(f"Sent presence update from {component_jid} to {sender_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"Session started: {args}")
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async def request_upload_slot(self, recipient, filename, content_type, size):
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"""
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Requests an upload slot from XMPP for HTTP File Upload (XEP-0363).
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Args:
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recipient (str): The JID of the recipient.
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filename (str): The filename for the upload.
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content_type (str): The file's MIME type.
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size (int): The file size in bytes.
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Returns:
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tuple | None: (upload_url, put_url, auth_header) or None if failed.
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"""
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# upload_service = await self['xep_0363'].find_upload_service()
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# if not upload_service:
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# log.error("No XEP-0363 upload service found.")
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# return None
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#log.info(f"Upload service: {upload_service}")
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upload_service_jid = "share.zm.is"
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try:
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slot = await self['xep_0363'].request_slot(
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jid=upload_service_jid,
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filename=filename,
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content_type=content_type,
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size=size
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)
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if slot is None:
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log.error(f"Failed to obtain upload slot for {filename}")
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return None
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# Parse the XML response
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root = ET.fromstring(str(slot)) # Convert to string if necessary
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namespace = "{urn:xmpp:http:upload:0}" # Define the namespace
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get_url = root.find(f".//{namespace}get").attrib.get("url")
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put_element = root.find(f".//{namespace}put")
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put_url = put_element.attrib.get("url")
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# Extract the Authorization header correctly
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header_element = put_element.find(f"./{namespace}header[@name='Authorization']")
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auth_header = header_element.text.strip() if header_element is not None else None
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if not get_url or not put_url:
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log.error(f"Missing URLs in upload slot: {slot}")
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return None
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return get_url, put_url, auth_header
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except Exception as e:
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log.error(f"Exception while requesting upload slot: {e}")
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return None
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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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attachments = []
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log.info(f"Full XMPP Message: {ET.tostring(msg.xml, encoding='unicode')}")
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# Extract attachments from standard XMPP <attachments> (if present)
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for att in msg.xml.findall(".//{urn:xmpp:attachments}attachment"):
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attachments.append({
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"url": att.attrib.get("url"),
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"filename": att.attrib.get("filename"),
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"content_type": att.attrib.get("content_type"),
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})
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# Extract attachments from XEP-0066 <x><url> format (Out of Band Data)
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for oob in msg.xml.findall(".//{jabber:x:oob}x/{jabber:x:oob}url"):
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attachments.append({
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"url": oob.text,
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"filename": oob.text.split("/")[-1], # Extract filename from URL
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"content_type": "application/octet-stream", # Generic content-type
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})
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log.info(f"Extracted {len(attachments)} attachments from XMPP message.")
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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, attachments=attachments)
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async def send_from_external(self, person_identifier, text, detail, attachments=[]):
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sender_jid = f"{person_identifier.person.name.lower()}|{person_identifier.service}@{settings.XMPP_JID}"
|
|
recipient_jid = f"{person_identifier.user.username}@{settings.XMPP_ADDRESS}"
|
|
|
|
# First, send text separately if there's any
|
|
if text:
|
|
text_msg = self.make_message(mto=recipient_jid, mfrom=sender_jid, mtype="chat")
|
|
text_msg["body"] = text
|
|
log.info(f"Sending separate text message: {text}")
|
|
if detail.is_outgoing_message:
|
|
log.info("Outgoing message, not forwarding")
|
|
...
|
|
else:
|
|
log.info(f"Final XMPP message: {text_msg.xml}")
|
|
text_msg.send()
|
|
|
|
for att in attachments:
|
|
# Request an upload slot
|
|
upload_slot = await self.request_upload_slot(
|
|
recipient_jid, att["filename"], att["content_type"], att["size"]
|
|
)
|
|
if not upload_slot:
|
|
log.warning(f"Failed to obtain upload slot for {att['filename']}")
|
|
continue
|
|
|
|
upload_url, put_url, auth_header = upload_slot
|
|
|
|
# Upload file
|
|
headers = {"Content-Type": att["content_type"]}
|
|
if auth_header:
|
|
headers["Authorization"] = auth_header
|
|
|
|
try:
|
|
async with aiohttp.ClientSession() as session:
|
|
async with session.put(put_url, data=att["content"], headers=headers) as response:
|
|
if response.status not in (200, 201):
|
|
log.error(f"Upload failed: {response.status} {await response.text()}")
|
|
continue
|
|
|
|
# Create and send message with only the file URL
|
|
msg = self.make_message(mto=recipient_jid, mfrom=sender_jid, mtype="chat")
|
|
msg["body"] = upload_url # Body must be only the URL
|
|
|
|
# Include <x><url> (XEP-0066) to ensure client compatibility
|
|
oob_element = ET.Element("{jabber:x:oob}x")
|
|
url_element = ET.SubElement(oob_element, "{jabber:x:oob}url")
|
|
url_element.text = upload_url
|
|
msg.xml.append(oob_element)
|
|
|
|
log.info(f"Sending file attachment message with URL: {upload_url}")
|
|
if detail.is_outgoing_message:
|
|
log.info("Outgoing message, not forwarding")
|
|
...
|
|
else:
|
|
log.info(f"Final XMPP message: {msg.xml}")
|
|
msg.send()
|
|
|
|
except Exception as e:
|
|
log.error(f"Error uploading {att['filename']} to XMPP: {e}")
|
|
|
|
async def stream(**kwargs):
|
|
pubsub = redis.pubsub()
|
|
await pubsub.subscribe("component")
|
|
|
|
while True:
|
|
message = await pubsub.get_message(ignore_subscribe_messages=True)
|
|
if message is not None:
|
|
try:
|
|
data = message["data"]
|
|
unpacked = msgpack.unpackb(data, raw=False)
|
|
log.info(f"Unpacked: {unpacked}")
|
|
except TypeError:
|
|
continue
|
|
if "type" in unpacked.keys():
|
|
if unpacked["type"] == "def":
|
|
await deferred.process_deferred(
|
|
unpacked,
|
|
**kwargs
|
|
)
|
|
await asyncio.sleep(0.01)
|
|
|
|
class Command(BaseCommand):
|
|
def handle(self, *args, **options):
|
|
xmpp = EchoComponent(
|
|
jid=settings.XMPP_JID,
|
|
secret=settings.XMPP_SECRET,
|
|
server=settings.XMPP_ADDRESS,
|
|
port=settings.XMPP_PORT,
|
|
)
|
|
xmpp.register_plugin('xep_0030') # Service Discovery
|
|
xmpp.register_plugin('xep_0004') # Data Forms
|
|
xmpp.register_plugin('xep_0060') # PubSub
|
|
xmpp.register_plugin('xep_0199') # XMPP Ping
|
|
xmpp.register_plugin("xep_0085") # Chat State Notifications
|
|
xmpp.register_plugin('xep_0363') # HTTP File Upload
|
|
|
|
loop = asyncio.new_event_loop()
|
|
asyncio.set_event_loop(loop)
|
|
loop.create_task(stream(xmpp=xmpp))
|
|
|
|
# Connect to the XMPP server and start processing XMPP stanzas.
|
|
xmpp.connect()
|
|
xmpp.process()
|
|
|
|
|
|
try:
|
|
while True:
|
|
pass # Keep the component running
|
|
except (KeyboardInterrupt, SystemExit):
|
|
log.info("XMPP Component terminating")
|