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Add support for decrypting channel topics #3

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Add support for decrypting channel topics #3

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46 changes: 46 additions & 0 deletions hexfish/plugin.py
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Original file line number Diff line number Diff line change
Expand Up @@ -257,6 +257,8 @@ def __init__(self):
xchat.hook_command('ME', self.on_send_me),
xchat.hook_command('MSG', self.on_send_msg),
xchat.hook_command('NOTICE', self.on_send_notice),
xchat.hook_server('332', self.on_recv_332, priority=xchat.PRI_HIGHEST),
xchat.hook_server('TOPIC', self.on_recv_topic, priority=xchat.PRI_HIGHEST),
xchat.hook_server('notice', self.on_recv_notice, priority=xchat.PRI_HIGHEST),
xchat.hook_print('Change Nick', self.on_change_nick),
xchat.hook_unload(self.unload),
Expand Down Expand Up @@ -444,6 +446,50 @@ def on_recv_notice(self, word, word_eol, userdata):
return xchat.EAT_XCHAT
return xchat.EAT_NONE

# noinspection PyUnreachableCode
def on_recv_topic(self, word, word_eol, userdata):
server, cmd, nick = word[0], word[1], word[2]
key_nick = self.get_nick()
topic = word_eol[3][1:].strip()

key = None
try:
key = config['id_key', config['nick_id', key_nick]]
except Exception:
return xchat.EAT_NONE

if not key or not topic.startswith('+OK'):
return xchat.EAT_NONE

with suppress(ValueError, KeyError):
topic = self.decrypt(key_nick, topic)
xchat.command('RECV %s %s %s :%s' % (server, cmd, nick, topic))
return xchat.EAT_ALL

return xchat.EAT_NONE

# noinspection PyUnreachableCode
def on_recv_332(self, word, word_eol, userdata):
server, cmd, nick, channel, topic = word[0], word[1], word[2], word[3], word_eol[4]
topic = topic[1:]
key_nick = self.get_nick()

key = None
try:
key = config['id_key', config['nick_id', key_nick]]
except Exception:
return xchat.EAT_NONE

if not key or not topic.startswith('+OK'):
return xchat.EAT_NONE

with suppress(ValueError, KeyError):
topic = self.decrypt(key_nick, topic)
xchat.command('RECV %s %s %s %s :%s' % (server, cmd, nick, channel, topic))
return xchat.EAT_ALL

return xchat.EAT_NONE

# noinspection PyUnreachableCode
def on_send_message(self, word, word_eol, userdata):
nick = self.get_nick()
Expand Down