mirror of https://github.com/Mikaela/Limnoria.git
171 lines
6.0 KiB
Python
171 lines
6.0 KiB
Python
#!/usr/bin/env python
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###
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# Copyright (c) 2002, 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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Various utility commands, mostly useful for manipulating nested commands.
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"""
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__revision__ = "$Id$"
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__author__ = 'Jeremy Fincher (jemfinch) <jemfinch@users.sf.net>'
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import plugins
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import string
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import utils
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import ircmsgs
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import ircutils
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import privmsgs
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import callbacks
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class Utilities(callbacks.Privmsg):
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def ignore(self, irc, msg, args):
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"""requires no arguments
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Does nothing. Useful sometimes for sequencing commands when you don't
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care about their non-error return values.
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"""
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pass
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def reply(self, irc, msg, args):
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"""<text>
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Replies with <text>. Equivalent to the alias, 'echo $nick: $1'.
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"""
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text = privmsgs.getArgs(args)
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irc.reply(text)
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def success(self, irc, msg, args):
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"""[<text>]
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Does nothing except to reply with a success message. This is useful
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when you want to run multiple commands as nested commands, and don't
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care about their output as long as they're successful. An error, of
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course, will break out of this command. <text>, if given, will be
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appended to the end of the success message.
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"""
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text = privmsgs.getArgs(args, required=0, optional=1)
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irc.replySuccess(text)
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def last(self, irc, msg, args):
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"""<text> [<text> ...]
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Returns the last argument given. Useful when you'd like multiple
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nested commands to run, but only the output of the last one to be
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returned.
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"""
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if args:
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irc.reply(args[-1])
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else:
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raise callbacks.Error
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def strlen(self, irc, msg, args):
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"""<text>
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Returns the length of <text>.
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"""
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total = 0
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for arg in args:
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total += len(arg)
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total += len(args)-1 # spaces between the arguments.
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irc.reply(str(total))
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def echo(self, irc, msg, args):
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"""takes any number of arguments
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Returns the arguments given it. Uses our standard substitute on the
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string(s) given to it; $nick (or $who), $randomNick, $randomInt,
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$botnick, $channel, $user, $host, $today, $now, and $randomDate are all
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handled appropriately.
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"""
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if not args:
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raise callbacks.ArgumentError
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text = privmsgs.getArgs(args)
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text = plugins.standardSubstitute(irc, msg, text)
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irc.reply(text, prefixName=False)
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def re(self, irc, msg, args):
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"""<regexp> <text>
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If <regexp> is of the form m/regexp/flags, returns the portion of
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<text> that matches the regexp. If <regexp> is of the form
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s/regexp/replacement/flags, returns the result of applying such a
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regexp to <text>
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"""
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(regexp, text) = privmsgs.getArgs(args, required=2)
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self.log.info('re command called with regexp %r from %s' %
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(regexp, msg.prefix))
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if len(regexp) > 512:
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irc.error('Your regexp is just plain too long.')
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return
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f = None
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try:
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r = utils.perlReToPythonRe(regexp)
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f = lambda s: r.search(s) and r.search(s).group(0) or ''
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except ValueError, e:
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try:
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f = utils.perlReToReplacer(regexp)
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except ValueError, e:
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irc.error('Invalid regexp: %s' % e.args[0])
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return
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if f is None:
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irc.error('Invalid regexp: %s' % e.args[0])
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return
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if f('') and len(f(' ')) > len(f(''))+1: # Matches the empty string.
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s = 'You probably don\'t want to match the empty string.'
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irc.error(s)
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else:
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irc.reply(f(text))
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re = privmsgs.checkCapability(re, 'trusted')
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def apply(self, irc, msg, args):
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"""<command> <text>
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Tokenizes <text> and calls <command> with the resulting arguments.
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"""
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if not args:
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raise callbacks.ArgumentError
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command = args.pop(0)
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args = [token and token or '""' for token in args]
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text = privmsgs.getArgs(args)
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commands = command.split()
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commands = map(callbacks.canonicalName, commands)
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tokens = callbacks.tokenize(text)
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allTokens = commands + tokens
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print '***', allTokens
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Owner = irc.getCallback('Owner')
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Owner.processTokens(irc, msg, allTokens)
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Class = Utilities
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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