mirror of
https://github.com/Mikaela/Limnoria.git
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374 lines
16 KiB
Python
374 lines
16 KiB
Python
###
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# Copyright (c) 2002-2004, 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 is a module to contain Debian-specific commands.
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"""
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import supybot
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__revision__ = "$Id$"
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__author__ = supybot.authors.jamessan
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import re
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import gzip
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import sets
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import getopt
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import popen2
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import socket
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import urllib
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import fnmatch
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import os.path
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import BeautifulSoup
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from itertools import imap, ifilter
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import supybot.conf as conf
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import supybot.utils as utils
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from supybot.commands import *
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import supybot.plugins as plugins
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import supybot.privmsgs as privmsgs
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import supybot.registry as registry
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import supybot.webutils as webutils
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import supybot.callbacks as callbacks
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def configure(advanced):
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from supybot.questions import output, expect, anything, something, yn
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conf.registerPlugin('Debian', True)
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if not utils.findBinaryInPath('zgrep'):
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if not advanced:
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output("""I can't find zgrep in your path. This is necessary
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to run the file command. I'll disable this command
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now. When you get zgrep in your path, use the command
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'enable Debian.file' to re-enable the command.""")
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capabilities = conf.supybot.capabilities()
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capabilities.add('-Debian.file')
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conf.supybot.capabilities.set(capabilities)
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else:
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output("""I can't find zgrep in your path. If you want to run
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the file command with any sort of expediency, you'll
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need it. You can use a python equivalent, but it's
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about two orders of magnitude slower. THIS MEANS IT
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WILL TAKE AGES TO RUN THIS COMMAND. Don't do this.""")
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if yn('Do you want to use a Python equivalent of zgrep?'):
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conf.supybot.plugins.Debian.pythonZgrep.setValue(True)
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else:
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output('I\'ll disable file now.')
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capabilities = conf.supybot.capabilities()
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capabilities.add('-Debian.file')
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conf.supybot.capabilities.set(capabilities)
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conf.registerPlugin('Debian')
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conf.registerGlobalValue(conf.supybot.plugins.Debian, 'pythonZgrep',
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registry.Boolean(False, """An advanced option, mostly just for testing;
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uses a Python-coded zgrep rather than the actual zgrep executable,
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generally resulting in a 50x slowdown. What would take 2 seconds will
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take 100 with this enabled. Don't enable this."""))
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class Debian(callbacks.Privmsg,
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plugins.PeriodicFileDownloader):
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threaded = True
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periodicFiles = {
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# This file is only updated once a week, so there's no sense in
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# downloading a new one every day.
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'Contents-i386.gz': ('ftp://ftp.us.debian.org/'
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'debian/dists/unstable/Contents-i386.gz',
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604800, None)
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}
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contents = conf.supybot.directories.data.dirize('Contents-i386.gz')
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def __init__(self):
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callbacks.Privmsg.__init__(self)
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plugins.PeriodicFileDownloader.__init__(self)
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def die(self):
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callbacks.Privmsg.die(self)
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def file(self, irc, msg, args, optlist, glob):
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"""[--{regexp,exact} <value>] [<glob>]
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Returns packages in Debian that includes files matching <glob>. If
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--regexp is given, returns packages that include files matching the
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given regexp. If --exact is given, returns packages that include files
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matching exactly the string given.
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"""
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self.getFile('Contents-i386.gz')
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# Make sure it's anchored, make sure it doesn't have a leading slash
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# (the filenames don't have leading slashes, and people may not know
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# that).
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if not optlist and not glob:
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raise callbacks.ArgumentError
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if optlist and glob:
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irc.error('You must specify either a glob or a regexp/exact '
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'search, but not both.', Raise=True)
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for (option, arg) in optlist:
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if option == 'exact':
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regexp = arg.lstrip('/')
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elif option == 'regexp':
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regexp = arg
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if glob:
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regexp = fnmatch.translate(glob.lstrip('/'))
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regexp = regexp.rstrip('$')
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regexp = ".*%s.* " % regexp
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try:
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re_obj = re.compile(regexp, re.I)
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except re.error, e:
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irc.error("Error in regexp: %s" % e, Raise=True)
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if self.registryValue('pythonZgrep'):
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fd = gzip.open(self.contents)
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r = imap(lambda tup: tup[0],
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ifilter(lambda tup: tup[0],
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imap(lambda line:(re_obj.search(line), line),fd)))
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else:
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try:
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(r, w) = popen2.popen4(['zgrep', '-ie', regexp, self.contents])
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w.close()
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except TypeError:
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# We're on Windows.
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irc.error('This command won\'t work on this platform. '
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'If you think it should (i.e., you know that you '
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'have a zgrep binary somewhere) then file a bug '
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'about it at http://supybot.sf.net/ .', Raise=True)
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packages = sets.Set() # Make packages unique
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try:
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for line in r:
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if len(packages) > 100:
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irc.error('More than 100 packages matched, '
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'please narrow your search.', Raise=True)
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try:
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if hasattr(line, 'group'): # we're actually using
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line = line.group(0) # pythonZgrep :(
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(filename, pkg_list) = line.split()
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if filename == 'FILE':
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# This is the last line before the actual files.
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continue
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except ValueError: # Unpack list of wrong size.
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continue # We've not gotten to the files yet.
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packages.update(pkg_list.split(','))
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finally:
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if hasattr(r, 'close'):
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r.close()
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if len(packages) == 0:
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irc.reply('I found no packages with that file.')
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else:
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irc.reply(utils.commaAndify(packages))
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file = wrap(file, [getopts({'regexp':'regexpMatcher','exact':'something'}),
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additional('glob')])
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_debreflags = re.DOTALL | re.IGNORECASE
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_deblistre = re.compile(r'<h3>Package ([^<]+)</h3>(.*?)</ul>', _debreflags)
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def version(self, irc, msg, args, optlist, branch, package):
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"""[--exact] [{stable,testing,unstable,experimental}] <package name>
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Returns the current version(s) of a Debian package in the given branch
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(if any, otherwise all available ones are displayed). If --exact is
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specified, only packages whose name exactly matches <package name>
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will be reported.
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"""
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url = 'http://packages.debian.org/cgi-bin/search_packages.pl?keywords'\
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'=%s&searchon=names&version=%s&release=all&subword=1'
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for (option, _) in optlist:
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if option == 'exact':
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url = url.replace('&subword=1','')
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responses = []
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if '*' in package:
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irc.error('Wildcard characters can not be specified.', Raise=True)
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package = urllib.quote(package)
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url = url % (package, branch)
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try:
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html = webutils.getUrl(url)
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except webutils.WebError, e:
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irc.error('I couldn\'t reach the search page (%s).' % e,Raise=True)
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if 'is down at the moment' in html:
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irc.error('Packages.debian.org is down at the moment. '
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'Please try again later.', Raise=True)
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pkgs = self._deblistre.findall(html)
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if not pkgs:
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irc.reply('No package found for %s (%s)' %
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(urllib.unquote(package), branch))
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else:
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for pkg in pkgs:
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pkgMatch = pkg[0]
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soup = BeautifulSoup.BeautifulSoup()
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soup.feed(pkg[1])
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liBranches = soup.fetch('li')
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branches = []
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versions = []
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def branchVers(br):
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vers = [b.next.string.strip() for b in br]
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return [rsplit(v, ':', 1)[0] for v in vers]
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for li in liBranches:
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branches.append(li.first('a').string)
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versions.append(branchVers(li.fetch('br')))
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if branches and versions:
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for pairs in zip(branches, versions):
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branch = pairs[0]
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ver = ', '.join(pairs[1])
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s = '%s (%s)' % (pkgMatch, ': '.join([branch, ver]))
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responses.append(s)
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resp = '%s matches found: %s' % \
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(len(responses), '; '.join(responses))
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irc.reply(resp)
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version = wrap(version, [getopts({'exact':''}),
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optional(('literal', ('stable', 'testing',
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'unstable', 'experimental')), 'all'),
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'text'])
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_incomingRe = re.compile(r'<a href="(.*?\.deb)">', re.I)
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def incoming(self, irc, msg, args, optlist, globs):
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"""[--{regexp,arch} <value>] [<glob> ...]
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Checks debian incoming for a matching package name. The arch
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parameter defaults to i386; --regexp returns only those package names
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that match a given regexp, and normal matches use standard *nix
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globbing.
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"""
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predicates = []
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archPredicate = lambda s: ('_i386.' in s)
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for (option, arg) in optlist:
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if option == 'regexp':
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predicates.append(r.search)
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elif option == 'arch':
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arg = '_%s.' % arg
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archPredicate = lambda s, arg=arg: (arg in s)
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predicates.append(archPredicate)
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for glob in globs:
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glob = fnmatch.translate(glob)
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predicates.append(re.compile(glob).search)
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packages = []
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try:
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fd = webutils.getUrlFd('http://incoming.debian.org/')
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except webutils.WebError, e:
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irc.error(str(e), Raise=True)
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for line in fd:
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m = self._incomingRe.search(line)
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if m:
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name = m.group(1)
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if all(None, imap(lambda p: p(name), predicates)):
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realname = rsplit(name, '_', 1)[0]
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packages.append(realname)
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if len(packages) == 0:
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irc.error('No packages matched that search.')
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else:
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irc.reply(utils.commaAndify(packages))
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incoming = thread(wrap(incoming,
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[getopts({'regexp': 'regexpMatcher',
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'arch': 'something'}),
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any('glob')]))
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_newpkgre = re.compile(r'<li><a href[^>]+>([^<]+)</a>')
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def new(self, irc, msg, args, section, glob):
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"""[{main,contrib,non-free}] [<glob>]
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Checks for packages that have been added to Debian's unstable branch
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in the past week. If no glob is specified, returns a list of all
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packages. If no section is specified, defaults to main.
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"""
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try:
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fd = webutils.getUrlFd(
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'http://packages.debian.org/unstable/newpkg_%s' % section)
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except webutils.WebError, e:
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irc.error(str(e), Raise=True)
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packages = []
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for line in fd:
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m = self._newpkgre.search(line)
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if m:
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m = m.group(1)
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if fnmatch.fnmatch(m, glob):
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packages.append(m)
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fd.close()
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if packages:
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irc.reply(utils.commaAndify(packages))
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else:
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irc.error('No packages matched that search.')
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new = wrap(new, [optional(('literal', ('main', 'contrib', 'non-free')),
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'main'),
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additional('glob', '*')])
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_severity = re.compile(r'.*(?:severity set to `([^\']+)\'|'
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r'severity:\s+<em>([^<]+)</em>)', re.I)
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_package = re.compile(r'Package: <[^>]+>([^<]+)<', re.I | re.S)
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_reporter = re.compile(r'Reported by: <[^>]+>([^<]+)<', re.I | re.S)
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_subject = re.compile(r'<br>([^<]+)</h1>', re.I | re.S)
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_date = re.compile(r'Date: ([^;]+);', re.I | re.S)
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_searches = (_package, _subject, _reporter, _date)
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def bug(self, irc, msg, args, bug):
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"""<num>
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Returns a description of the bug with bug id <num>.
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"""
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url = 'http://bugs.debian.org/%s' % bug
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try:
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text = webutils.getUrl(url)
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except webutils.WebError, e:
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irc.error(str(e), Raise=True)
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if "There is no record of Bug" in text:
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irc.error('I could not find a bug report matching that number.',
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Raise=True)
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searches = map(lambda p: p.search(text), self._searches)
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sev = self._severity.search(text)
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# This section should be cleaned up to ease future modifications
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if all(None, searches):
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resp = 'Package: %s; Subject: %s; Reported by %s on %s' %\
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tuple(map(utils.htmlToText,
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map(lambda p: p.group(1), searches)))
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if sev:
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sev = filter(None, sev.groups())
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if sev:
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sev = utils.htmlToText(sev[0])
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resp = '; '.join([resp, 'Severity: %s' % sev,
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'<%s>' % url])
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irc.reply(resp)
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else:
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irc.reply('I was unable to properly parse the BTS page.')
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bug = wrap(bug, [('id', 'bug')])
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_dpnRe = re.compile(r'"\+2">([^<]+)</font', re.I)
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def debianize(self, irc, msg, args, words):
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"""<text>
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Turns <text> into a 'debian package name' using
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http://www.pigdog.com/features/dpn.html.
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"""
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url = r'http://www.pigdog.org/cgi_bin/dpn.phtml?name=%s'
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try:
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text = webutils.getUrl(url % '+'.join(words))
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except webutils.WebError, e:
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irc.error(str(e), Raise=True)
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m = self._dpnRe.search(text)
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if m is not None:
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irc.reply(m.group(1))
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else:
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irc.errorPossibleBug('Unable to parse webpage.')
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debianize = wrap(debianize, [many('something')])
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Class = Debian
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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