82 lines
2.3 KiB
Python
82 lines
2.3 KiB
Python
"""Library and convenience methods for the IRC bot and plugins."""
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import logging
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import irc.client
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from django.core.exceptions import ObjectDoesNotExist
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from ircbot.models import BotUser
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log = logging.getLogger('ircbot.lib')
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class Plugin(object):
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"""Plugin base class."""
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def __init__(self, bot, connection, event):
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"""Initialization stuff here --- global handlers, configs from database, so on."""
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self.bot = bot
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self.connection = connection
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self.event = event
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log.info("initialized %s", self.__class__.__name__)
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def start(self):
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"""Initialization stuff here --- global handlers, configs from database, so on."""
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log.info("started %s", self.__class__.__name__)
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def stop(self):
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"""Teardown stuff here --- unregister handlers, for example."""
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log.info("stopped %s", self.__class__.__name__)
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def _unencode_xml(self, text):
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"""Convert <, >, & to their real entities."""
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text = text.replace('<', '<')
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text = text.replace('>', '>')
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text = text.replace('&', '&')
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return text
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def has_permission(source, permission):
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"""Check if the provided event source is a bot admin."""
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try:
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bot_user = BotUser.objects.get(nickmask=source)
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log.debug("found bot user %s", bot_user)
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except BotUser.DoesNotExist:
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log.debug("could not find bot user for %s", source)
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return False
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try:
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django_user = bot_user.user
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if django_user.has_perm(permission):
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log.debug("bot user %s has requested permission %s", bot_user, permission)
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return True
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except ObjectDoesNotExist:
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log.error("could not find django user for bot user %s", bot_user)
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return False
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log.debug("bot user %s does not have requested permission %s", bot_user, permission)
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return False
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def reply_destination_for_event(event):
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"""Get the "natural" reply destination for an event.
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If the event appears to be from a person within a channel, the channel
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is the reply destination. Otherwise, the source (assumed to be the speaker
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in a privmsg)'s nick is the reply destination.
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"""
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if irc.client.is_channel(event.target):
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return event.target
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else:
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return irc.client.NickMask(event.source).nick
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