mirror of
https://github.com/Mikaela/Limnoria.git
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1287 lines
51 KiB
Python
1287 lines
51 KiB
Python
###
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# Copyright (c) 2002-2005, Jeremiah Fincher
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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"""
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This module contains the basic callbacks for handling PRIVMSGs.
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"""
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import supybot
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import re
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import copy
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import time
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import shlex
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import getopt
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import inspect
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import operator
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from cStringIO import StringIO
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import supybot.log as log
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import supybot.conf as conf
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import supybot.utils as utils
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import supybot.world as world
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import supybot.ircdb as ircdb
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import supybot.irclib as irclib
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import supybot.ircmsgs as ircmsgs
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import supybot.ircutils as ircutils
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import supybot.registry as registry
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from supybot.utils.iter import any, all
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def _addressed(nick, msg, prefixChars=None, nicks=None,
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prefixStrings=None, whenAddressedByNick=None,
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whenAddressedByNickAtEnd=None):
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def get(group):
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if ircutils.isChannel(target):
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group = group.get(target)
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return group()
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def stripPrefixStrings(payload):
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for prefixString in prefixStrings:
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if payload.startswith(prefixString):
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payload = payload[len(prefixString):].lstrip()
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return payload
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assert msg.command == 'PRIVMSG'
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(target, payload) = msg.args
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if not payload:
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return ''
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if prefixChars is None:
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prefixChars = get(conf.supybot.reply.whenAddressedBy.chars)
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if whenAddressedByNick is None:
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whenAddressedByNick = get(conf.supybot.reply.whenAddressedBy.nick)
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if whenAddressedByNickAtEnd is None:
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r = conf.supybot.reply.whenAddressedBy.nick.atEnd
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whenAddressedByNickAtEnd = get(r)
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if prefixStrings is None:
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prefixStrings = get(conf.supybot.reply.whenAddressedBy.strings)
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# We have to check this before nicks -- try "@google supybot" with supybot
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# and whenAddressedBy.nick.atEnd on to see why.
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if any(payload.startswith, prefixStrings):
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return stripPrefixStrings(payload)
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elif payload[0] in prefixChars:
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return payload[1:].strip()
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if nicks is None:
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nicks = get(conf.supybot.reply.whenAddressedBy.nicks)
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nicks = map(ircutils.toLower, nicks)
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else:
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nicks = list(nicks) # Just in case.
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nicks.insert(0, ircutils.toLower(nick))
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# Ok, let's see if it's a private message.
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if ircutils.nickEqual(target, nick):
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payload = stripPrefixStrings(payload)
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while payload and payload[0] in prefixChars:
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payload = payload[1:].lstrip()
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return payload
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# Ok, not private. Does it start with our nick?
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elif whenAddressedByNick:
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for nick in nicks:
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lowered = ircutils.toLower(payload)
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if lowered.startswith(nick):
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try:
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(maybeNick, rest) = payload.split(None, 1)
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toContinue = False
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while not ircutils.isNick(maybeNick, strictRfc=True):
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if maybeNick[-1].isalnum():
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toContinue = True
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break
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maybeNick = maybeNick[:-1]
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if toContinue:
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continue
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if ircutils.nickEqual(maybeNick, nick):
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return rest
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else:
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continue
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except ValueError: # split didn't work.
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continue
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elif whenAddressedByNickAtEnd and lowered.endswith(nick):
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rest = payload[:-len(nick)]
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possiblePayload = rest.rstrip(' \t,;')
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if possiblePayload != rest:
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# There should be some separator between the nick and the
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# previous alphanumeric character.
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return possiblePayload
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if conf.supybot.reply.whenNotAddressed():
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return payload
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else:
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return ''
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def addressed(nick, msg, **kwargs):
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"""If msg is addressed to 'name', returns the portion after the address.
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Otherwise returns the empty string.
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"""
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payload = msg.addressed
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if payload is not None:
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return payload
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else:
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payload = _addressed(nick, msg, **kwargs)
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msg.tag('addressed', payload)
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return payload
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def canonicalName(command):
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"""Turn a command into its canonical form.
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Currently, this makes everything lowercase and removes all dashes and
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underscores.
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"""
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if isinstance(command, unicode):
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command = command.encode('utf-8')
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special = '\t -_'
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reAppend = ''
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while command and command[-1] in special:
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reAppend = command[-1] + reAppend
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command = command[:-1]
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return command.translate(utils.str.chars, special).lower() + reAppend
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def reply(msg, s, prefixName=None, private=None,
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notice=None, to=None, action=None, error=False):
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msg.tag('repliedTo')
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# Ok, let's make the target:
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# XXX This isn't entirely right. Consider to=#foo, private=True.
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target = ircutils.replyTo(msg)
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if ircutils.isChannel(target):
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channel = target
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else:
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channel = None
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if notice is None:
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notice = conf.get(conf.supybot.reply.withNotice, channel)
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if private is None:
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private = conf.get(conf.supybot.reply.inPrivate, channel)
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if prefixName is None:
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prefixName = conf.get(conf.supybot.reply.withNickPrefix, channel)
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if error:
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notice =conf.get(conf.supybot.reply.error.withNotice, channel) or notice
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private=conf.get(conf.supybot.reply.error.inPrivate, channel) or private
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s = 'Error: ' + s
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if private:
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prefixName = False
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if to is None:
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target = msg.nick
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else:
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target = to
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if to is None:
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to = msg.nick
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# Ok, now let's make the payload:
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s = ircutils.safeArgument(s)
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if not s and not action:
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s = 'Error: I tried to send you an empty message.'
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if prefixName and ircutils.isChannel(target):
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# Let's may sure we don't do, "#channel: foo.".
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if not ircutils.isChannel(to):
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s = '%s: %s' % (to, s)
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if not ircutils.isChannel(target):
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if conf.supybot.reply.withNoticeWhenPrivate():
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notice = True
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# And now, let's decide whether it's a PRIVMSG or a NOTICE.
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msgmaker = ircmsgs.privmsg
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if notice:
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msgmaker = ircmsgs.notice
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# We don't use elif here because actions can't be sent as NOTICEs.
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if action:
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msgmaker = ircmsgs.action
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# Finally, we'll return the actual message.
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ret = msgmaker(target, s)
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ret.tag('inReplyTo', msg)
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return ret
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def error(msg, s, **kwargs):
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"""Makes an error reply to msg with the appropriate error payload."""
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kwargs['error'] = True
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msg.tag('isError')
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return reply(msg, s, **kwargs)
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def getHelp(method, name=None):
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if name is None:
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name = method.__name__
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doclines = method.__doc__.splitlines()
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s = '%s %s' % (name, doclines.pop(0))
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if doclines:
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help = ' '.join(doclines)
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s = '(%s) -- %s' % (ircutils.bold(s), help)
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return utils.str.normalizeWhitespace(s)
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def getSyntax(method, name=None):
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if name is None:
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name = method.__name__
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doclines = method.__doc__.splitlines()
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return '%s %s' % (name, doclines[0])
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class Error(Exception):
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"""Generic class for errors in Privmsg callbacks."""
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pass
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class ArgumentError(Error):
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"""The bot replies with a help message when this is raised."""
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pass
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class Tokenizer(object):
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# This will be used as a global environment to evaluate strings in.
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# Evaluation is, of course, necessary in order to allowed escaped
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# characters to be properly handled.
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#
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# These are the characters valid in a token. Everything printable except
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# double-quote, left-bracket, and right-bracket.
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validChars = utils.str.chars.translate(utils.str.chars, '\x00\r\n \t')
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def __init__(self, brackets='', pipe=False, quotes='"'):
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if brackets:
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self.validChars=self.validChars.translate(utils.str.chars, brackets)
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self.left = brackets[0]
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self.right = brackets[1]
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else:
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self.left = ''
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self.right = ''
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self.pipe = pipe
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if self.pipe:
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self.validChars = self.validChars.translate(utils.str.chars, '|')
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self.quotes = quotes
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self.validChars = self.validChars.translate(utils.str.chars, quotes)
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def _handleToken(self, token):
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if token[0] == token[-1] and token[0] in self.quotes:
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token = token[1:-1]
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token = token.decode('string-escape')
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return token
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def _insideBrackets(self, lexer):
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ret = []
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while True:
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token = lexer.get_token()
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if not token:
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raise SyntaxError, 'Missing "%s". You may want to ' \
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'quote your arguments with double ' \
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'quotes in order to prevent extra ' \
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'brackets from being evaluated ' \
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'as nested commands.' % self.right
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elif token == self.right:
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return ret
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elif token == self.left:
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ret.append(self._insideBrackets(lexer))
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else:
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ret.append(self._handleToken(token))
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firstToken = False
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return ret
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def tokenize(self, s):
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lexer = shlex.shlex(StringIO(s))
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lexer.commenters = ''
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lexer.quotes = self.quotes
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lexer.wordchars = self.validChars
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args = []
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ends = []
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while True:
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token = lexer.get_token()
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if not token:
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break
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elif token == '|' and self.pipe:
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# The "and self.pipe" might seem redundant here, but it's there
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# for strings like 'foo | bar', where a pipe stands alone as a
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# token, but shouldn't be treated specially.
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if not args:
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raise SyntaxError, '"|" with nothing preceding. I ' \
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'obviously can\'t do a pipe with ' \
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'nothing before the |.'
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ends.append(args)
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args = []
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elif token == self.left:
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args.append(self._insideBrackets(lexer))
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elif token == self.right:
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raise SyntaxError, 'Spurious "%s". You may want to ' \
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'quote your arguments with double ' \
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'quotes in order to prevent extra ' \
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'brackets from being evaluated ' \
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'as nested commands.' % self.right
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else:
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args.append(self._handleToken(token))
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if ends:
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if not args:
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raise SyntaxError, '"|" with nothing following. I ' \
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'obviously can\'t do a pipe with ' \
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'nothing before the |.'
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args.append(ends.pop())
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while ends:
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args[-1].append(ends.pop())
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return args
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def tokenize(s, channel=None):
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"""A utility function to create a Tokenizer and tokenize a string."""
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pipe = False
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brackets = ''
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nested = conf.supybot.commands.nested
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if nested():
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brackets = conf.get(nested.brackets, channel)
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if conf.get(nested.pipeSyntax, channel): # No nesting, no pipe.
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pipe = True
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quotes = conf.get(conf.supybot.commands.quotes, channel)
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start = time.time()
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try:
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ret = Tokenizer(brackets=brackets,pipe=pipe,quotes=quotes).tokenize(s)
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return ret
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except ValueError, e:
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raise SyntaxError, str(e)
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def formatArgumentError(method, name=None):
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if name is None:
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name = method.__name__
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if hasattr(method, '__doc__') and method.__doc__:
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if conf.get(conf.supybot.reply.showSimpleSyntax, dynamic.channel):
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return getSyntax(method, name=name)
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else:
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return getHelp(method, name=name)
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else:
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return 'Invalid arguments for %s.' % method.__name__
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def formatCommand(command):
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return ' '.join(command)
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def checkCommandCapability(msg, cb, commandName):
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assert isinstance(commandName, basestring), commandName
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plugin = cb.name().lower()
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pluginCommand = '%s.%s' % (plugin, commandName)
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def checkCapability(capability):
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assert ircdb.isAntiCapability(capability)
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if ircdb.checkCapability(msg.prefix, capability):
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log.info('Preventing %s from calling %s because of %s.',
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msg.prefix, pluginCommand, capability)
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raise RuntimeError, capability
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try:
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antiPlugin = ircdb.makeAntiCapability(plugin)
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antiCommand = ircdb.makeAntiCapability(commandName)
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antiPluginCommand = ircdb.makeAntiCapability(pluginCommand)
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checkCapability(antiPlugin)
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checkCapability(antiCommand)
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checkCapability(antiPluginCommand)
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checkAtEnd = [commandName, pluginCommand]
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default = conf.supybot.capabilities.default()
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if ircutils.isChannel(msg.args[0]):
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channel = msg.args[0]
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checkCapability(ircdb.makeChannelCapability(channel, antiCommand))
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checkCapability(ircdb.makeChannelCapability(channel, antiPlugin))
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checkCapability(ircdb.makeChannelCapability(channel,
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antiPluginCommand))
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chanPlugin = ircdb.makeChannelCapability(channel, plugin)
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chanCommand = ircdb.makeChannelCapability(channel, commandName)
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chanPluginCommand = ircdb.makeChannelCapability(channel,
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pluginCommand)
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checkAtEnd += [chanCommand, chanPlugin, chanPluginCommand]
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default &= ircdb.channels.getChannel(channel).defaultAllow
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return not (default or \
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any(lambda x: ircdb.checkCapability(msg.prefix, x),
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checkAtEnd))
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except RuntimeError, e:
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s = ircdb.unAntiCapability(str(e))
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return s
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class RichReplyMethods(object):
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"""This is a mixin so these replies need only be defined once. It operates
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under several assumptions, including the fact that 'self' is an Irc object
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of some sort and there is a self.msg that is an IrcMsg."""
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def __makeReply(self, prefix, s):
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if s:
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s = '%s %s' % (prefix, s)
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else:
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s = prefix
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return ircutils.standardSubstitute(self, self.msg, s)
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def _getConfig(self, wrapper):
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return conf.get(wrapper, self.msg.args[0])
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def replySuccess(self, s='', **kwargs):
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v = self._getConfig(conf.supybot.replies.success)
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if v:
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s = self.__makeReply(v, s)
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return self.reply(s, **kwargs)
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else:
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self.noReply()
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def replyError(self, s='', **kwargs):
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v = self._getConfig(conf.supybot.replies.error)
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s = self.__makeReply(v, s)
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return self.reply(s, **kwargs)
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def replies(self, L, prefixer=None, joiner=None,
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onlyPrefixFirst=False, **kwargs):
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if prefixer is None:
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prefixer = ''
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if joiner is None:
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joiner = utils.str.commaAndify
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if isinstance(prefixer, basestring):
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prefixer = prefixer.__add__
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if isinstance(joiner, basestring):
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joiner = joiner.join
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if conf.supybot.reply.oneToOne():
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return self.reply(prefixer(joiner(L)), **kwargs)
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else:
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msg = None
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first = True
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for s in L:
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if onlyPrefixFirst:
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if first:
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first = False
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msg = self.reply(prefixer(s), **kwargs)
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else:
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msg = self.reply(s, **kwargs)
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else:
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msg = self.reply(prefixer(s), **kwargs)
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return msg
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def noReply(self):
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self.msg.tag('repliedTo')
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def _error(self, s, Raise=False, **kwargs):
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if Raise:
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raise Error, s
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else:
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return self.error(s, **kwargs)
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def errorNoCapability(self, capability, s='', **kwargs):
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if 'Raise' not in kwargs:
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kwargs['Raise'] = True
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if isinstance(capability, basestring): # checkCommandCapability!
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log.warning('Denying %s for lacking %q capability.',
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self.msg.prefix, capability)
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if not self._getConfig(conf.supybot.reply.error.noCapability):
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v = self._getConfig(conf.supybot.replies.noCapability)
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s = self.__makeReply(v % capability, s)
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return self._error(s, **kwargs)
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else:
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log.debug('Not sending capability error, '
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'supybot.reply.error.noCapability is False.')
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else:
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log.warning('Denying %s for some unspecified capability '
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'(or a default).', self.msg.prefix)
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v = self._getConfig(conf.supybot.replies.genericNoCapability)
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return self._error(self.__makeReply(v, s), **kwargs)
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def errorPossibleBug(self, s='', **kwargs):
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v = self._getConfig(conf.supybot.replies.possibleBug)
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if s:
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s += ' (%s)' % v
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else:
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s = v
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return self._error(s, **kwargs)
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def errorNotRegistered(self, s='', **kwargs):
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v = self._getConfig(conf.supybot.replies.notRegistered)
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|
return self._error(self.__makeReply(v, s), **kwargs)
|
|
|
|
def errorNoUser(self, s='', name='that user', **kwargs):
|
|
if 'Raise' not in kwargs:
|
|
kwargs['Raise'] = True
|
|
v = self._getConfig(conf.supybot.replies.noUser)
|
|
try:
|
|
v = v % name
|
|
except TypeError:
|
|
log.warning('supybot.replies.noUser should have one "%s" in it.')
|
|
return self._error(self.__makeReply(v, s), **kwargs)
|
|
|
|
def errorRequiresPrivacy(self, s='', **kwargs):
|
|
v = self._getConfig(conf.supybot.replies.requiresPrivacy)
|
|
return self._error(self.__makeReply(v, s), **kwargs)
|
|
|
|
def errorInvalid(self, what, given=None, s='', repr=True, **kwargs):
|
|
if given is not None:
|
|
if repr:
|
|
given = _repr(given)
|
|
else:
|
|
given = '"%s"' % given
|
|
v = '%s is not a valid %s.' % (given, what)
|
|
else:
|
|
v = 'That\'s not a valid %s.' % what
|
|
if 'Raise' not in kwargs:
|
|
kwargs['Raise'] = True
|
|
return self._error(self.__makeReply(v, s), **kwargs)
|
|
|
|
_repr = repr
|
|
|
|
class IrcObjectProxy(RichReplyMethods):
|
|
"A proxy object to allow proper nested of commands (even threaded ones)."
|
|
_mores = ircutils.IrcDict()
|
|
def __init__(self, irc, msg, args, nested=0):
|
|
assert isinstance(args, list), 'Args should be a list, not a string.'
|
|
self.irc = irc
|
|
self.msg = msg
|
|
self.nested = nested
|
|
if not self.nested and isinstance(irc, self.__class__):
|
|
# This means we were given an IrcObjectProxy isntead of an
|
|
# irclib.Irc, and so we're obviously nested. But nested wasn't
|
|
# set! So we take our given Irc's nested value.
|
|
self.nested += irc.nested
|
|
maxNesting = conf.supybot.commands.nested.maximum()
|
|
if maxNesting and self.nested > maxNesting:
|
|
log.warning('%s attempted more than %s levels of nesting.',
|
|
self.msg.prefix, maxNesting)
|
|
return self.error('You\'ve attempted more nesting than is '
|
|
'currently allowed on this bot.')
|
|
# The deepcopy here is necessary for Scheduler; it re-runs already
|
|
# tokenized commands. There's a possibility a simple copy[:] would
|
|
# work, but we're being careful.
|
|
self.args = copy.deepcopy(args)
|
|
self.counter = 0
|
|
self._resetReplyAttributes()
|
|
if not args:
|
|
self.finalEvaled = True
|
|
self._callInvalidCommands()
|
|
else:
|
|
self.finalEvaled = False
|
|
world.commandsProcessed += 1
|
|
self.evalArgs()
|
|
|
|
def __eq__(self, other):
|
|
return other == self.getRealIrc()
|
|
|
|
def __hash__(self):
|
|
return hash(self.getRealIrc())
|
|
|
|
def _resetReplyAttributes(self):
|
|
self.to = None
|
|
self.action = None
|
|
self.notice = None
|
|
self.private = None
|
|
self.noLengthCheck = None
|
|
if ircutils.isChannel(self.msg.args[0]):
|
|
self.prefixName = conf.get(conf.supybot.reply.withNickPrefix,
|
|
self.msg.args[0])
|
|
else:
|
|
self.prefixName = conf.supybot.reply.withNickPrefix()
|
|
|
|
def evalArgs(self):
|
|
while self.counter < len(self.args):
|
|
if isinstance(self.args[self.counter], basestring):
|
|
# If it's a string, just go to the next arg. There is no
|
|
# evaluation to be done for strings. If, at some point,
|
|
# we decided to, say, convert every string using
|
|
# ircutils.standardSubstitute, this would be where we would
|
|
# probably put it.
|
|
self.counter += 1
|
|
else:
|
|
assert isinstance(self.args[self.counter], list)
|
|
# It's a list. So we spawn another IrcObjectProxy
|
|
# to evaluate its args. When that class has finished
|
|
# evaluating its args, it will call our reply method, which
|
|
# will subsequently call this function again, and we'll
|
|
# pick up where we left off via self.counter.
|
|
self.__class__(self, self.msg,
|
|
self.args[self.counter], nested=self.nested+1)
|
|
# We have to return here because the new IrcObjectProxy
|
|
# might not have called our reply method instantly, since
|
|
# its command might be threaded. So (obviously) we can't
|
|
# just fall through to self.finalEval.
|
|
return
|
|
# Once all the list args are evaluated, we then evaluate our own
|
|
# list of args, since we're assured that they're all strings now.
|
|
assert all(lambda x: isinstance(x, basestring), self.args)
|
|
self.finalEval()
|
|
|
|
def _callInvalidCommands(self):
|
|
log.debug('Calling invalidCommands.')
|
|
for cb in self.irc.callbacks:
|
|
if hasattr(cb, 'invalidCommand'):
|
|
log.debug('Trying to call %s.invalidCommand.' % cb.name())
|
|
self._callInvalidCommand(cb)
|
|
if self.msg.repliedTo:
|
|
log.debug('Done calling invalidCommands: %s.',cb.name())
|
|
return
|
|
|
|
def _callInvalidCommand(self, cb):
|
|
try:
|
|
cb.invalidCommand(self, self.msg, self.args)
|
|
except Error, e:
|
|
return self.error(str(e))
|
|
except Exception, e:
|
|
log.exception('Uncaught exception in %s.invalidCommand.'%
|
|
cb.name())
|
|
|
|
def findCallbacksForArgs(self, args):
|
|
"""Returns a two-tuple of (command, plugins) that has the command
|
|
(a list of strings) and the plugins for which it was a command."""
|
|
assert isinstance(args, list)
|
|
args = map(canonicalName, args)
|
|
cbs = []
|
|
maxL = []
|
|
for cb in self.irc.callbacks:
|
|
if not hasattr(cb, 'getCommand'):
|
|
continue
|
|
L = cb.getCommand(args)
|
|
log.debug('%s.getCommand(%r) returned %r', cb.name(), args, L)
|
|
if L and L >= maxL:
|
|
maxL = L
|
|
cbs.append((cb, L))
|
|
assert isinstance(L, list), \
|
|
'getCommand now returns a list, not a method.'
|
|
assert utils.iter.startswith(L, args), \
|
|
'getCommand must return a prefix of the args given. ' \
|
|
'(args given: %r, returned: %r)' % (args, L)
|
|
log.debug('findCallbacksForCommands: %r', cbs)
|
|
cbs = [cb for (cb, L) in cbs if L == maxL]
|
|
if len(maxL) == 1:
|
|
# Special case: one arg determines the callback. In this case, we
|
|
# have to check defaultPlugins.
|
|
defaultPlugins = conf.supybot.commands.defaultPlugins
|
|
try:
|
|
defaultPlugin = defaultPlugins.get(maxL[0])()
|
|
log.debug('defaultPlugin: %r', defaultPlugin)
|
|
if defaultPlugin:
|
|
cb = self.irc.getCallback(defaultPlugin)
|
|
if cb in cbs:
|
|
# This is just a sanity check, but there's a small
|
|
# possibility that a default plugin for a command
|
|
# is configured to point to a plugin that doesn't
|
|
# actually have that command.
|
|
return (maxL, [cb])
|
|
except registry.NonExistentRegistryEntry:
|
|
pass # No default plugin defined.
|
|
important = defaultPlugins.importantPlugins()
|
|
important = map(canonicalName, important)
|
|
importants = []
|
|
for cb in cbs:
|
|
if cb.canonicalName() in important:
|
|
importants.append(cb)
|
|
if len(importants) == 1:
|
|
return (maxL, importants)
|
|
return (maxL, cbs)
|
|
|
|
def finalEval(self):
|
|
# Now that we've already iterated through our args and made sure
|
|
# that any list of args was evaluated (by spawning another
|
|
# IrcObjectProxy to evaluated it into a string), we can finally
|
|
# evaluated our own list of arguments.
|
|
assert not self.finalEvaled, 'finalEval called twice.'
|
|
self.finalEvaled = True
|
|
# Now, the way we call a command is we iterate over the loaded pluings,
|
|
# asking each one if the list of args we have interests it. The
|
|
# way we do that is by calling getCommand on the plugin.
|
|
# The plugin will return a list of args which it considers to be
|
|
# "interesting." We will then give our args to the plugin which
|
|
# has the *longest* list. The reason we pick the longest list is
|
|
# that it seems reasonable that the longest the list, the more
|
|
# specific the command is. That is, given a list of length X, a list
|
|
# of length X+1 would be even more specific (assuming that both lists
|
|
# used the same prefix. Of course, if two plugins return a list of the
|
|
# same length, we'll just error out with a message about ambiguity.
|
|
(command, cbs) = self.findCallbacksForArgs(self.args)
|
|
if not cbs:
|
|
# We used to handle addressedRegexps here, but I think we'll let
|
|
# them handle themselves in getCommand. They can always just
|
|
# return the full list of args as their "command".
|
|
self._callInvalidCommands()
|
|
elif len(cbs) > 1:
|
|
names = sorted([cb.name() for cb in cbs])
|
|
command = formatCommand(command)
|
|
self.error(format('The command %q is available in the %L '
|
|
'plugins. Please specify the plugin '
|
|
'whose command you wish to call by using '
|
|
'its name as a command before %q.',
|
|
command, names, command))
|
|
else:
|
|
cb = cbs[0]
|
|
args = self.args[len(command):]
|
|
if world.isMainThread() and \
|
|
(cb.threaded or conf.supybot.debug.threadAllCommands()):
|
|
t = CommandThread(target=cb._callCommand,
|
|
args=(command, self, self.msg, args))
|
|
t.start()
|
|
else:
|
|
cb._callCommand(command, self, self.msg, args)
|
|
|
|
def reply(self, s, noLengthCheck=False, prefixName=None,
|
|
action=None, private=None, notice=None, to=None, msg=None):
|
|
"""reply(s) -> replies to msg with s
|
|
|
|
Keyword arguments:
|
|
noLengthCheck=False: True if the length shouldn't be checked
|
|
(used for 'more' handling)
|
|
prefixName=True: False if the nick shouldn't be prefixed to the
|
|
reply.
|
|
action=False: True if the reply should be an action.
|
|
private=False: True if the reply should be in private.
|
|
notice=False: True if the reply should be noticed when the
|
|
bot is configured to do so.
|
|
to=<nick|channel>: The nick or channel the reply should go to.
|
|
Defaults to msg.args[0] (or msg.nick if private)
|
|
"""
|
|
# These use and or or based on whether or not they default to True or
|
|
# False. Those that default to True use and; those that default to
|
|
# False use or.
|
|
assert not isinstance(s, ircmsgs.IrcMsg), \
|
|
'Old code alert: there is no longer a "msg" argument to reply.'
|
|
if msg is None:
|
|
msg = self.msg
|
|
if prefixName is not None:
|
|
self.prefixName = prefixName
|
|
if action is not None:
|
|
self.action = self.action or action
|
|
self.prefixName = False
|
|
if notice is not None:
|
|
self.notice = self.notice or notice
|
|
if private is not None:
|
|
self.private = self.private or private
|
|
if to is not None:
|
|
self.to = self.to or to
|
|
# action=True implies noLengthCheck=True and prefixName=False
|
|
self.noLengthCheck=noLengthCheck or self.noLengthCheck or self.action
|
|
target = self.private and self.to or self.msg.args[0]
|
|
if self.finalEvaled:
|
|
try:
|
|
if not isinstance(self.irc, irclib.Irc):
|
|
s = s[:conf.supybot.reply.maximumLength()]
|
|
return self.irc.reply(s, to=self.to,
|
|
notice=self.notice,
|
|
action=self.action,
|
|
private=self.private,
|
|
prefixName=self.prefixName,
|
|
noLengthCheck=self.noLengthCheck)
|
|
elif self.noLengthCheck:
|
|
# noLengthCheck only matters to IrcObjectProxy, so it's not
|
|
# used here. Just in case you were wondering.
|
|
m = reply(msg, s, to=self.to,
|
|
notice=self.notice,
|
|
action=self.action,
|
|
private=self.private,
|
|
prefixName=self.prefixName)
|
|
self.irc.queueMsg(m)
|
|
return m
|
|
else:
|
|
s = ircutils.safeArgument(s)
|
|
allowedLength = conf.get(conf.supybot.reply.mores.length,
|
|
target)
|
|
if not allowedLength: # 0 indicates this.
|
|
allowedLength = 450 - len(self.irc.prefix)
|
|
allowedLength -= len(msg.nick)
|
|
maximumMores = conf.get(conf.supybot.reply.mores.maximum,
|
|
target)
|
|
maximumLength = allowedLength * maximumMores
|
|
if len(s) > maximumLength:
|
|
log.warning('Truncating to %s bytes from %s bytes.',
|
|
maximumLength, len(s))
|
|
s = s[:maximumLength]
|
|
if len(s) < allowedLength or \
|
|
not conf.get(conf.supybot.reply.mores, target):
|
|
# In case we're truncating, we add 20 to allowedLength,
|
|
# because our allowedLength is shortened for the
|
|
# "(XX more messages)" trailer.
|
|
s = s[:allowedLength+20]
|
|
# There's no need for action=self.action here because
|
|
# action implies noLengthCheck, which has already been
|
|
# handled. Let's stick an assert in here just in case.
|
|
assert not self.action
|
|
m = reply(msg, s, to=self.to,
|
|
notice=self.notice,
|
|
private=self.private,
|
|
prefixName=self.prefixName)
|
|
self.irc.queueMsg(m)
|
|
return m
|
|
msgs = ircutils.wrap(s, allowedLength)
|
|
msgs.reverse()
|
|
instant = conf.get(conf.supybot.reply.mores.instant,target)
|
|
while instant > 1 and msgs:
|
|
instant -= 1
|
|
response = msgs.pop()
|
|
m = reply(msg, response, to=self.to,
|
|
notice=self.notice,
|
|
private=self.private,
|
|
prefixName=self.prefixName)
|
|
self.irc.queueMsg(m)
|
|
# XXX We should somehow allow these to be returned, but
|
|
# until someone complains, we'll be fine :) We
|
|
# can't return from here, though, for obvious
|
|
# reasons.
|
|
# return m
|
|
if not msgs:
|
|
return
|
|
response = msgs.pop()
|
|
if msgs:
|
|
n = ircutils.bold('(%s)')
|
|
n %= format('%n', (len(msgs), 'more', 'message'))
|
|
response = '%s %s' % (response, n)
|
|
prefix = msg.prefix
|
|
if self.to and ircutils.isNick(self.to):
|
|
try:
|
|
state = self.getRealIrc().state
|
|
prefix = state.nickToHostmask(self.to)
|
|
except KeyError:
|
|
pass # We'll leave it as it is.
|
|
mask = prefix.split('!', 1)[1]
|
|
self._mores[mask] = msgs
|
|
public = ircutils.isChannel(msg.args[0])
|
|
private = self.private or not public
|
|
self._mores[msg.nick] = (private, msgs)
|
|
m = reply(msg, response, to=self.to,
|
|
action=self.action,
|
|
notice=self.notice,
|
|
private=self.private,
|
|
prefixName=self.prefixName)
|
|
self.irc.queueMsg(m)
|
|
return m
|
|
finally:
|
|
self._resetReplyAttributes()
|
|
else:
|
|
self.args[self.counter] = s
|
|
self.evalArgs()
|
|
|
|
def error(self, s='', Raise=False, **kwargs):
|
|
if Raise:
|
|
if s:
|
|
raise Error, s
|
|
else:
|
|
raise ArgumentError
|
|
if s:
|
|
if not isinstance(self.irc, irclib.Irc):
|
|
return self.irc.error(s, **kwargs)
|
|
else:
|
|
m = error(self.msg, s, **kwargs)
|
|
self.irc.queueMsg(m)
|
|
return m
|
|
else:
|
|
raise ArgumentError
|
|
|
|
def getRealIrc(self):
|
|
"""Returns the real irclib.Irc object underlying this proxy chain."""
|
|
if isinstance(self.irc, irclib.Irc):
|
|
return self.irc
|
|
else:
|
|
return self.irc.getRealIrc()
|
|
|
|
def __getattr__(self, attr):
|
|
return getattr(self.irc, attr)
|
|
|
|
|
|
class CommandThread(world.SupyThread):
|
|
"""Just does some extra logging and error-recovery for commands that need
|
|
to run in threads.
|
|
"""
|
|
def __init__(self, target=None, args=(), kwargs={}):
|
|
self.command = args[0]
|
|
self.cb = target.im_self
|
|
threadName = 'Thread #%s (for %s.%s)' % (world.threadsSpawned,
|
|
self.cb.name(),
|
|
self.command)
|
|
log.debug('Spawning thread %s (args: %r)', threadName, args)
|
|
self.__parent = super(CommandThread, self)
|
|
self.__parent.__init__(target=target, name=threadName,
|
|
args=args, kwargs=kwargs)
|
|
self.setDaemon(True)
|
|
self.originalThreaded = self.cb.threaded
|
|
self.cb.threaded = True
|
|
|
|
def run(self):
|
|
try:
|
|
self.__parent.run()
|
|
finally:
|
|
self.cb.threaded = self.originalThreaded
|
|
|
|
|
|
class CanonicalString(registry.NormalizedString):
|
|
def normalize(self, s):
|
|
return canonicalName(s)
|
|
|
|
class CanonicalNameSet(utils.NormalizingSet):
|
|
def normalize(self, s):
|
|
return canonicalName(s)
|
|
|
|
class CanonicalNameDict(utils.InsensitivePreservingDict):
|
|
def key(self, s):
|
|
return canonicalName(s)
|
|
|
|
class Disabled(registry.SpaceSeparatedListOf):
|
|
sorted = True
|
|
Value = CanonicalString
|
|
List = CanonicalNameSet
|
|
|
|
conf.registerGlobalValue(conf.supybot.commands, 'disabled',
|
|
Disabled([], """Determines what commands are currently disabled. Such
|
|
commands will not appear in command lists, etc. They will appear not even
|
|
to exist."""))
|
|
|
|
class DisabledCommands(object):
|
|
def __init__(self):
|
|
self.d = CanonicalNameDict()
|
|
for name in conf.supybot.commands.disabled():
|
|
if '.' in name:
|
|
(plugin, command) = name.split('.', 1)
|
|
if command in self.d:
|
|
if self.d[command] is not None:
|
|
self.d[command].add(plugin)
|
|
else:
|
|
self.d[command] = CanonicalNameSet([plugin])
|
|
else:
|
|
self.d[name] = None
|
|
|
|
def disabled(self, command, plugin=None):
|
|
if command in self.d:
|
|
if self.d[command] is None:
|
|
return True
|
|
elif plugin in self.d[command]:
|
|
return True
|
|
return False
|
|
|
|
def add(self, command, plugin=None):
|
|
if plugin is None:
|
|
self.d[command] = None
|
|
else:
|
|
if command in self.d:
|
|
if self.d[command] is not None:
|
|
self.d[command].add(plugin)
|
|
else:
|
|
self.d[command] = CanonicalNameSet([plugin])
|
|
|
|
def remove(self, command, plugin=None):
|
|
if plugin is None:
|
|
del self.d[command]
|
|
else:
|
|
if self.d[command] is not None:
|
|
self.d[command].remove(plugin)
|
|
|
|
class BasePlugin(object):
|
|
def __init__(self, *args, **kwargs):
|
|
self.cbs = []
|
|
for attr in dir(self):
|
|
if attr != canonicalName(attr):
|
|
continue
|
|
obj = getattr(self, attr)
|
|
if isinstance(obj, type) and issubclass(obj, BasePlugin):
|
|
cb = obj(*args, **kwargs)
|
|
setattr(self, attr, cb)
|
|
self.cbs.append(cb)
|
|
cb.log = log.getPluginLogger('%s.%s' % (self.name(),cb.name()))
|
|
super(BasePlugin, self).__init__(*args, **kwargs)
|
|
|
|
class Commands(BasePlugin):
|
|
# For awhile, a comment stood here to say, "Eventually callCommand." But
|
|
# that's wrong, because we can't do generic error handling in this
|
|
# callCommand -- plugins need to be able to override callCommand and do
|
|
# error handling there (see the Http plugin for an example).
|
|
__firewalled__ = {'isCommand': None,
|
|
'_callCommand': None}
|
|
commandArgs = ['self', 'irc', 'msg', 'args']
|
|
# These must be class-scope, so all plugins use the same one.
|
|
_disabled = DisabledCommands()
|
|
def name(self):
|
|
return self.__class__.__name__
|
|
|
|
def canonicalName(self):
|
|
return canonicalName(self.name())
|
|
|
|
def isDisabled(self, command):
|
|
return self._disabled.disabled(command, self.name())
|
|
|
|
def isCommandMethod(self, name):
|
|
"""Returns whether a given method name is a command in this plugin."""
|
|
# This function is ugly, but I don't want users to call methods like
|
|
# doPrivmsg or __init__ or whatever, and this is good to stop them.
|
|
|
|
# Don't canonize this name: consider outFilter(self, irc, msg).
|
|
# name = canonicalName(name)
|
|
if self.isDisabled(name):
|
|
return False
|
|
if hasattr(self, name):
|
|
method = getattr(self, name)
|
|
if inspect.ismethod(method):
|
|
code = method.im_func.func_code
|
|
return inspect.getargs(code)[0] == self.commandArgs
|
|
else:
|
|
return False
|
|
else:
|
|
return False
|
|
|
|
def isCommand(self, command):
|
|
"""Convenience, backwards-compatibility, semi-deprecated."""
|
|
if isinstance(command, basestring):
|
|
return self.isCommandMethod(command)
|
|
else:
|
|
# Since we're doing a little type dispatching here, let's not be
|
|
# too liberal.
|
|
assert isinstance(command, list)
|
|
return self.getCommand(command) == command
|
|
|
|
def getCommand(self, args):
|
|
assert args == map(canonicalName, args)
|
|
first = args[0]
|
|
for cb in self.cbs:
|
|
if first == cb.canonicalName():
|
|
return cb.getCommand(args)
|
|
if first == self.canonicalName() and len(args) > 1:
|
|
ret = self.getCommand(args[1:])
|
|
if ret:
|
|
return [first] + ret
|
|
if self.isCommandMethod(first):
|
|
return [first]
|
|
return []
|
|
|
|
def getCommandMethod(self, command):
|
|
"""Gets the given command from this plugin."""
|
|
#print '*** %s.getCommandMethod(%r)' % (self.name(), command)
|
|
assert not isinstance(command, basestring)
|
|
assert command == map(canonicalName, command)
|
|
assert self.getCommand(command) == command
|
|
for cb in self.cbs:
|
|
if command[0] == cb.canonicalName():
|
|
return cb.getCommandMethod(command)
|
|
if len(command) > 1:
|
|
assert command[0] == self.canonicalName()
|
|
return self.getCommandMethod(command[1:])
|
|
else:
|
|
return getattr(self, command[0])
|
|
|
|
def listCommands(self):
|
|
commands = []
|
|
for s in dir(self):
|
|
if self.isCommand(s):
|
|
commands.append(s)
|
|
for cb in self.cbs:
|
|
name = cb.canonicalName()
|
|
for command in cb.listCommands():
|
|
if command == name:
|
|
commands.append(command)
|
|
else:
|
|
commands.append(' '.join([name, command]))
|
|
commands.sort()
|
|
return commands
|
|
|
|
def callCommand(self, command, irc, msg, *args, **kwargs):
|
|
method = self.getCommandMethod(command)
|
|
method(irc, msg, *args, **kwargs)
|
|
|
|
def _callCommand(self, command, irc, msg, *args, **kwargs):
|
|
self.log.info('%s called by %q.', formatCommand(command), msg.prefix)
|
|
# XXX I'm being extra-special-careful here, but we need to refactor
|
|
# this.
|
|
try:
|
|
for name in command:
|
|
cap = checkCommandCapability(msg, self, name)
|
|
if cap:
|
|
irc.errorNoCapability(cap)
|
|
return
|
|
try:
|
|
self.callingCommand = command
|
|
self.callCommand(command, irc, msg, *args, **kwargs)
|
|
finally:
|
|
self.callingCommand = None
|
|
except (getopt.GetoptError, ArgumentError), e:
|
|
self.log.debug('Got %s, giving argument error.',
|
|
utils.exnToString(e))
|
|
method = self.getCommandMethod(command)
|
|
irc.reply(formatArgumentError(method, name=formatCommand(command)))
|
|
except (SyntaxError, Error), e:
|
|
self.log.debug('Error return: %s', utils.exnToString(e))
|
|
irc.error(str(e))
|
|
except Error, e:
|
|
irc.error(str(e))
|
|
except Exception, e:
|
|
self.log.exception('Uncaught exception in %s.', command)
|
|
if conf.supybot.reply.error.detailed():
|
|
irc.error(utils.exnToString(e))
|
|
else:
|
|
irc.replyError()
|
|
|
|
def getCommandHelp(self, command):
|
|
method = self.getCommandMethod(command)
|
|
if hasattr(method, '__doc__'):
|
|
return getHelp(method, name=formatCommand(command))
|
|
else:
|
|
return format('The %q command has no help.',formatCommand(command))
|
|
|
|
class PluginMixin(BasePlugin, irclib.IrcCallback):
|
|
public = True
|
|
alwaysCall = ()
|
|
threaded = False
|
|
noIgnore = False
|
|
classModule = None
|
|
Proxy = IrcObjectProxy
|
|
def __init__(self, irc):
|
|
self.__parent = super(PluginMixin, self)
|
|
self.__parent.__init__(irc)
|
|
myName = self.name()
|
|
self.log = log.getPluginLogger(myName)
|
|
# We can't do this because of the specialness that Owner and Misc do.
|
|
# I guess plugin authors will have to get the capitalization right.
|
|
# self.callAfter = map(str.lower, self.callAfter)
|
|
# self.callBefore = map(str.lower, self.callBefore)
|
|
|
|
def canonicalName(self):
|
|
return canonicalName(self.name())
|
|
|
|
def __call__(self, irc, msg):
|
|
if msg.command == 'PRIVMSG':
|
|
if self.noIgnore or not ircdb.checkIgnored(msg.prefix,msg.args[0]):
|
|
self.__parent.__call__(irc, msg)
|
|
else:
|
|
self.__parent.__call__(irc, msg)
|
|
|
|
def registryValue(self, name, channel=None, value=True):
|
|
plugin = self.name()
|
|
group = conf.supybot.plugins.get(plugin)
|
|
names = registry.split(name)
|
|
for name in names:
|
|
group = group.get(name)
|
|
if channel is not None:
|
|
if ircutils.isChannel(channel):
|
|
group = group.get(channel)
|
|
else:
|
|
self.log.debug('registryValue got channel=%r', channel)
|
|
if value:
|
|
return group()
|
|
else:
|
|
return group
|
|
|
|
def setRegistryValue(self, name, value, channel=None):
|
|
plugin = self.name()
|
|
group = conf.supybot.plugins.get(plugin)
|
|
names = registry.split(name)
|
|
for name in names:
|
|
group = group.get(name)
|
|
if channel is None:
|
|
group.setValue(value)
|
|
else:
|
|
group.get(channel).setValue(value)
|
|
|
|
def userValue(self, name, prefixOrName, default=None):
|
|
try:
|
|
id = str(ircdb.users.getUserId(prefixOrName))
|
|
except KeyError:
|
|
return None
|
|
plugin = self.name()
|
|
group = conf.users.plugins.get(plugin)
|
|
names = registry.split(name)
|
|
for name in names:
|
|
group = group.get(name)
|
|
return group.get(id)()
|
|
|
|
def setUserValue(self, name, prefixOrName, value,
|
|
ignoreNoUser=True, setValue=True):
|
|
try:
|
|
id = str(ircdb.users.getUserId(prefixOrName))
|
|
except KeyError:
|
|
if ignoreNoUser:
|
|
return
|
|
else:
|
|
raise
|
|
plugin = self.name()
|
|
group = conf.users.plugins.get(plugin)
|
|
names = registry.split(name)
|
|
for name in names:
|
|
group = group.get(name)
|
|
group = group.get(id)
|
|
if setValue:
|
|
group.setValue(value)
|
|
else:
|
|
group.set(value)
|
|
|
|
def getPluginHelp(self):
|
|
if hasattr(self, '__doc__'):
|
|
return self.__doc__
|
|
else:
|
|
return None
|
|
|
|
class Plugin(PluginMixin, Commands):
|
|
pass
|
|
Privmsg = Plugin # Backwards compatibility.
|
|
|
|
|
|
class SimpleProxy(RichReplyMethods):
|
|
"""This class is a thin wrapper around an irclib.Irc object that gives it
|
|
the reply() and error() methods (as well as everything in RichReplyMethods,
|
|
based on those two)."""
|
|
def __init__(self, irc, msg):
|
|
self.irc = irc
|
|
self.msg = msg
|
|
|
|
def error(self, s, msg=None, **kwargs):
|
|
if 'Raise' in kwargs and kwargs['Raise']:
|
|
if s:
|
|
raise Error, s
|
|
else:
|
|
raise ArgumentError
|
|
if msg is None:
|
|
msg = self.msg
|
|
m = error(msg, s, **kwargs)
|
|
self.irc.queueMsg(m)
|
|
return m
|
|
|
|
def reply(self, s, msg=None, **kwargs):
|
|
if msg is None:
|
|
msg = self.msg
|
|
assert not isinstance(s, ircmsgs.IrcMsg), \
|
|
'Old code alert: there is no longer a "msg" argument to reply.'
|
|
m = reply(msg, s, **kwargs)
|
|
self.irc.queueMsg(m)
|
|
return m
|
|
|
|
def __getattr__(self, attr):
|
|
return getattr(self.irc, attr)
|
|
|
|
class PluginRegexp(Plugin):
|
|
"""Same as Plugin, except allows the user to also include regexp-based
|
|
callbacks. All regexp-based callbacks must be specified in a set (or
|
|
list) attribute "regexps".
|
|
"""
|
|
flags = re.I
|
|
regexps = ()
|
|
addressedRegexps = ()
|
|
Proxy = SimpleProxy
|
|
def __init__(self, irc):
|
|
self.__parent = super(PluginRegexp, self)
|
|
self.__parent.__init__(irc)
|
|
self.res = []
|
|
self.addressedRes = []
|
|
for name in self.regexps:
|
|
method = getattr(self, name)
|
|
r = re.compile(method.__doc__, self.flags)
|
|
self.res.append((r, name))
|
|
for name in self.addressedRegexps:
|
|
method = getattr(self, name)
|
|
r = re.compile(method.__doc__, self.flags)
|
|
self.addressedRes.append((r, name))
|
|
|
|
def _callRegexp(self, name, irc, msg, m):
|
|
method = getattr(self, name)
|
|
try:
|
|
method(irc, msg, m)
|
|
except Error, e:
|
|
irc.error(str(e))
|
|
except Exception, e:
|
|
self.log.exception('Uncaught exception in _callRegexp:')
|
|
|
|
def invalidCommand(self, irc, msg, tokens):
|
|
s = ' '.join(tokens)
|
|
for (r, name) in self.addressedRes:
|
|
for m in r.finditer(s):
|
|
self._callRegexp(name, irc, msg, m)
|
|
|
|
def doPrivmsg(self, irc, msg):
|
|
if msg.isError:
|
|
return
|
|
proxy = self.Proxy(irc, msg)
|
|
for (r, name) in self.res:
|
|
for m in r.finditer(msg.args[1]):
|
|
self._callRegexp(name, proxy, msg, m)
|
|
PrivmsgCommandAndRegexp = PluginRegexp
|
|
|
|
|
|
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
|