104 lines
4 KiB
Python
104 lines
4 KiB
Python
from src import utils
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CAPABILITIES = [
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utils.irc.Capability("multi-prefix"),
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utils.irc.Capability("chghost"),
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utils.irc.Capability("invite-notify"),
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utils.irc.Capability("account-tag"),
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utils.irc.Capability("account-notify"),
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utils.irc.Capability("extended-join"),
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utils.irc.Capability("away-notify"),
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utils.irc.Capability("userhost-in-names"),
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utils.irc.Capability("message-tags", "draft/message-tags-0.2"),
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utils.irc.Capability("cap-notify"),
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utils.irc.Capability("batch"),
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utils.irc.Capability("echo-message"),
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utils.irc.Capability(None, "draft/labeled-response"),
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utils.irc.Capability(None, "draft/rename"),
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utils.irc.Capability(None, "draft/setname")
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]
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def _match_caps(our_capabilities, offered_capabilities):
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matched = {}
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for capability in our_capabilities:
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available = capability.available(offered_capabilities)
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if available:
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matched[available] = capability
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return matched
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def _caps_offered(server, caps):
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blacklist = server.get_setting("blacklisted-caps", [])
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for cap_name, cap in caps.items():
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if not cap_name in blacklist:
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server.capability_queue[cap_name] = cap
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def cap(events, event):
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capabilities = utils.parse.keyvalue(event["args"][-1])
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subcommand = event["args"][1].upper()
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is_multiline = len(event["args"]) > 3 and event["args"][2] == "*"
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if subcommand == "LS":
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event["server"].cap_started = True
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event["server"].server_capabilities.update(capabilities)
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if not is_multiline:
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server_caps = list(event["server"].server_capabilities.keys())
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matched_caps = _match_caps(CAPABILITIES, server_caps)
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module_caps = events.on("received.cap.ls").call(
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capabilities=event["server"].server_capabilities,
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server=event["server"])
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module_caps = list(filter(None, module_caps))
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matched_caps.update(_match_caps(module_caps, server_caps))
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_caps_offered(event["server"], matched_caps)
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if event["server"].capability_queue:
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event["server"].send_capability_queue()
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else:
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event["server"].send_capability_end()
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elif subcommand == "NEW":
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capabilities_keys = capabilities.keys()
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event["server"].server_capabilities.update(capabilities)
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matched_caps = _match_caps(CAPABILITIES, list(capabilities_keys))
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module_caps = events.on("received.cap.new").call(
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server=event["server"], capabilities=capabilities)
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module_caps = list(filter(None, module_caps))
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matched_caps.update(_match_caps(module_caps, capabilities_keys))
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_caps_offered(event["server"], matched_caps)
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if event["server"].capability_queue:
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event["server"].send_capability_queue()
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elif subcommand == "DEL":
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for capability in capabilities.keys():
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event["server"].agreed_capabilities.discard(capability)
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del event["server"].server_capabilities[capability]
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events.on("received.cap.del").call(server=event["server"],
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capabilities=capabilities)
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elif subcommand == "ACK":
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event["server"].agreed_capabilities.update(capabilities)
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events.on("received.cap.ack").call(capabilities=capabilities,
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server=event["server"])
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if subcommand == "ACK" or subcommand == "NAK":
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ack = subcommand == "ACK"
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for capability in capabilities:
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cap_obj = event["server"].capability_queue[capability]
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del event["server"].capability_queue[capability]
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if ack:
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cap_obj.ack()
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else:
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cap_obj.nak()
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if (event["server"].cap_started and
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not event["server"].capability_queue and
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not event["server"].waiting_for_capabilities()):
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event["server"].cap_started = False
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event["server"].send_capability_end()
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def authenticate(events, event):
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events.on("received.authenticate").call(message=event["args"][0],
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server=event["server"])
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