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Prevent authentication hanging if the server supports no capability the bot asks.

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This commit is contained in:
Valentin Lorentz 2015-09-05 12:43:22 +02:00
parent 17b1ae2dd5
commit f86e25d9fb
1 changed files with 4 additions and 2 deletions
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6
src/irclib.py
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@ -1091,8 +1091,10 @@ class Irc(IrcCommandDispatcher, log.Firewalled):
# NOTE: Capabilities are requested in alphabetic order, because
# sets are unordered, and their "order" is nondeterministic.
# This is needed for the tests.
self.sendMsg(ircmsgs.IrcMsg(command='CAP',
args=('REQ', ' '.join(sorted(common_supported_capabilities)))))
if common_supported_capabilities:
caps = ' '.join(sorted(common_supported_capabilities))
self.sendMsg(ircmsgs.IrcMsg(command='CAP',
args=('REQ', caps)))
else:
log.warning('Bad CAP LS from server: %r', msg)
return