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clientbot: implement CAP DEL, CAP NEW

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This commit is contained in:
James Lu 2016-12-19 00:40:19 -08:00
parent fdda28799c
commit 880714b2f2
1 changed files with 29 additions and 4 deletions
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33
protocols/clientbot.py
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@ -478,6 +478,16 @@ class ClientbotWrapperProtocol(Protocol):
self.irc.send('CAP END')
handle_903 = handle_902 = handle_905 = handle_906 = handle_907 = handle_904
def requestNewCaps(self):
# Filter the capabilities we want by the ones actually supported by the server.
available_caps = {cap for cap in IRCV3_CAPABILITIES if cap in self.ircv3_caps_available}
# And by the ones we don't already have.
caps_wanted = available_caps - self.ircv3_caps
log.debug('(%s) Requesting IRCv3 capabilities %s (available: %s)', self.irc.name, caps_wanted, available_caps)
if caps_wanted:
self.irc.send('CAP REQ :%s' % ' '.join(caps_wanted), queue=False)
def handle_cap(self, source, command, args):
"""
Handles IRCv3 capabilities transmission.
@ -488,12 +498,11 @@ class ClientbotWrapperProtocol(Protocol):
# Server: CAP * LS * :multi-prefix extended-join account-notify batch invite-notify tls
# Server: CAP * LS * :cap-notify server-time example.org/dummy-cap=dummyvalue example.org/second-dummy-cap
# Server: CAP * LS :userhost-in-names sasl=EXTERNAL,DH-AES,DH-BLOWFISH,ECDSA-NIST256P-CHALLENGE,PLAIN
log.debug('(%s) Got new capabilities %s', self.irc.name, args[-1])
self.ircv3_caps_available.update(self.parseCapabilities(args[-1], None))
if args[2] != '*':
# Filter the capabilities we want by the ones actually supported by the server.
available_caps = [cap for cap in IRCV3_CAPABILITIES if cap in self.ircv3_caps_available]
log.debug('(%s) Requesting IRCv3 capabilities %s', self.irc.name, available_caps)
self.irc.send('CAP REQ :%s' % ' '.join(available_caps), queue=False)
self.requestNewCaps()
elif subcmd == 'ACK':
# Server: CAP * ACK :multi-prefix sasl
newcaps = set(args[-1].split())
@ -508,6 +517,22 @@ class ClientbotWrapperProtocol(Protocol):
log.warning('(%s) Got NAK for IRCv3 capabilities %s, even though they were supposedly available',
self.irc.name, args[-1])
self.irc.send('CAP END')
elif subcmd == 'NEW':
# :irc.example.com CAP modernclient NEW :batch
# :irc.example.com CAP tester NEW :away-notify extended-join
# Note: CAP NEW allows capabilities with values (e.g. sasl=mech1,mech2), while CAP DEL
# does not.
log.debug('(%s) Got new capabilities %s', self.irc.name, args[-1])
self.ircv3_caps_available.update(self.parseCapabilities(args[-1], None))
self.requestNewCaps()
elif subcmd == 'DEL':
# :irc.example.com CAP modernclient DEL :userhost-in-names multi-prefix away-notify
log.debug('(%s) Removing capabilities %s', self.irc.name, args[-1])
for cap in args[-1].split():
# Remove the capabilities from the list available, and return None (ignore) if any fail
self.ircv3_caps_available.pop(cap, None)
self.ircv3_caps.discard(cap)
def handle_001(self, source, command, args):
"""