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Updated debfile to default to glob, but allow regexp and exact options.

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This commit is contained in:
Jeremy Fincher 2003-10-03 04:21:37 +00:00
parent d52c8b90b4
commit 81e1c09981
1 changed files with 28 additions and 11 deletions
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37
plugins/Debian.py
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@ -91,9 +91,11 @@ example = utils.wrapLines("""
class Debian(callbacks.Privmsg, PeriodicFileDownloader):
threaded = True
periodicFiles = {
# This file is only updated once a week, so there's no sense in
# downloading a new one every day.
'Contents-i386.gz': ('ftp://ftp.us.debian.org/'
'debian/dists/unstable/Contents-i386.gz',
86400, None)
604800, None)
}
contents = os.path.join(conf.dataDir, 'Contents-i386.gz')
def __init__(self):
@ -113,19 +115,33 @@ class Debian(callbacks.Privmsg, PeriodicFileDownloader):
irc.reply(msg, conf.replySuccess)
def debfile(self, irc, msg, args):
"""<file>
"""[--{regexp,exact}=<value>] [<glob>]
Returns the packages in the Debian distribution that include <file>.
Returns packages in Debian that includes files matching <glob>. If
--regexp is given, returns packages that include files matching the
given regexp. If --exact is given, returns packages that include files
matching exactly the string given.
"""
self.getFile('Contents-i386.gz')
# Make sure it's anchored, make sure it doesn't have a leading slash
# (the filenames don't have leading slashes, and people may not know
# that).
regexp = privmsgs.getArgs(args).lstrip('^/')
(optlist, rest) = getopt.getopt(args, '', ['regexp=', 'exact='])
if len(optlist) + len(rest) > 1:
irc.error(msg, 'Only one search option is allowed.')
return
for (option, arg) in optlist:
if option == '--exact':
regexp = arg.lstrip('/')
elif option == '--regexp':
regexp = arg
if rest:
glob = rest.pop()
regexp = fnmatch.translate(glob.lstrip('/'))
try:
re_obj = re.compile(regexp, re.I)
except:
irc.error(msg, "Error in filename: %s" % regexp)
except Exception, e:
irc.error(msg, "Error in regexp: %s" % e)
return
if self.usePythonZegrep:
fd = gzip.open(self.contents)
@ -133,10 +149,15 @@ class Debian(callbacks.Privmsg, PeriodicFileDownloader):
ifilter(lambda tup: tup[0], \
imap(lambda line: (re_obj.search(line), line),
fd)))
else:
(r, w) = popen2.popen4(['zegrep', regexp, self.contents])
packages = sets.Set() # Make packages unique
try:
for line in r:
if len(packages) > 100:
irc.error(msg, 'More than 100 packages matched, '
'please narrow your search.')
return
try:
(filename, pkg_list) = line[:-1].split()
if filename == 'FILE':
@ -145,10 +166,6 @@ class Debian(callbacks.Privmsg, PeriodicFileDownloader):
except ValueError: # Unpack list of wrong size.
continue # We've not gotten to the files yet.
packages.update(pkg_list.split(','))
if len(packages) > 40:
irc.error(msg, 'More than 40 results returned, ' \
'please be more specific.')
return
finally:
r.close()
w.close()