76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
import asyncio
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import ssl
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import threading
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from .nostr.event import Event
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from .nostr.key import PublicKey
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from .nostr.message_pool import EndOfStoredEventsMessage, EventMessage, NoticeMessage
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from .nostr.relay_manager import RelayManager
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from .services import (
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nostr,
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received_subscription_events,
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received_subscription_eosenotices,
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)
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from .crud import get_relays
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async def init_relays():
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# reinitialize the entire client
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nostr.__init__()
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# get relays from db
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relays = await get_relays()
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# set relays and connect to them
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nostr.client.relays = list(set([r.url for r in relays.__root__ if r.url]))
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nostr.client.connect()
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return
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async def subscribe_events():
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while not any([r.connected for r in nostr.client.relay_manager.relays.values()]):
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await asyncio.sleep(2)
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def callback_events(eventMessage: EventMessage):
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# print(f"From {event.public_key[:3]}..{event.public_key[-3:]}: {event.content}")
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if eventMessage.subscription_id in received_subscription_events:
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# do not add duplicate events (by event id)
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if eventMessage.event.id in set(
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[
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e.id
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for e in received_subscription_events[eventMessage.subscription_id]
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]
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):
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return
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received_subscription_events[eventMessage.subscription_id].append(
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eventMessage.event
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)
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else:
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received_subscription_events[eventMessage.subscription_id] = [
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eventMessage.event
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]
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return
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def callback_notices(eventMessage: NoticeMessage):
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return
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def callback_eose_notices(eventMessage: EndOfStoredEventsMessage):
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if eventMessage.subscription_id not in received_subscription_eosenotices:
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received_subscription_eosenotices[
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eventMessage.subscription_id
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] = eventMessage
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return
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t = threading.Thread(
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target=nostr.client.subscribe,
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args=(
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callback_events,
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callback_notices,
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callback_eose_notices,
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),
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name="Nostr-event-subscription",
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daemon=True,
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)
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t.start()
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