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#
# Copyright (c) 2004 Conectiva, Inc.
#
# Written by Gustavo Niemeyer <niemeyer@conectiva.com>
#
# This file is part of Smart Package Manager.
#
# Smart Package Manager is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 2 of the License, or (at
# your option) any later version.
#
# Smart Package Manager is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Smart Package Manager; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
from smart.backends.slack.pm import SlackPackageManager
from slackver import checkdep, vercmp, splitrelease
from smart.util.strtools import isGlob
from smart.cache import *
import fnmatch
import string
import os, re
__all__ = ["SlackPackage", "SlackProvides", "SlackRequires", "SlackOrRequires",
"SlackUpgrades", "SlackConflicts"]
class SlackPackage(Package):
__slots__ = ()
packagemanager = SlackPackageManager
def coexists(self, other):
if not isinstance(other, SlackPackage):
return True
return False
def matches(self, relation, version):
if not relation:
return True
return checkdep(self.version, relation, version)
def search(self, searcher):
myname = self.name
myversion = self.version
ratio = 0
ic = searcher.ignorecase
for nameversion, cutoff in searcher.nameversion:
_, ratio1 = globdistance(nameversion, myname, cutoff, ic)
_, ratio2 = globdistance(nameversion,
"%s-%s" % (myname, myversion), cutoff, ic)
_, ratio3 = globdistance(nameversion, "%s-%s" %
(myname, splitrelease(myversion)[0]),
cutoff, ic)
ratio = max(ratio, ratio1, ratio2, ratio3)
if ratio:
searcher.addResult(self, ratio)
def __lt__(self, other):
rc = cmp(self.name, other.name)
if type(other) is SlackPackage:
if rc == 0 and self.version != other.version:
rc = vercmp(self.version, other.version)
return rc == -1
class SlackProvides(Provides): __slots__ = ()
class SlackDepends(Depends):
__slots__ = ()
def matches(self, prv):
if not isinstance(prv, SlackProvides) and type(prv) is not Provides:
return False
if not self.version or not prv.version:
return True
return checkdep(prv.version, self.relation, self.version)
class SlackRequires(SlackDepends,Requires): __slots__ = ()
class SlackOrDepends(Depends):
__slots__ = ("_nrv",)
def __init__(self, nrv):
name = " | ".join([(x[2] and " ".join(x) or x[0]) for x in nrv])
Depends.__init__(self, name, None, None)
self._nrv = nrv
def getInitArgs(self):
return (self.__class__, self._nrv)
def getMatchNames(self):
return [x[0] for x in self._nrv]
def matches(self, prv):
if not isinstance(prv, SlackProvides) and type(prv) is not Provides:
return False
for name, relation, version in self._nrv:
if name == prv.name:
if not version:
return True
if not prv.version:
continue
if checkdep(prv.version, relation, version):
return True
return False
def __reduce__(self):
return (self.__class__, (self._nrv,))
class SlackOrRequires(SlackOrDepends,Requires): __slots__ = ()
class SlackUpgrades(SlackDepends,Upgrades): __slots__ = ()
class SlackConflicts(SlackDepends,Conflicts): __slots__ = ()
def enablePsyco(psyco):
psyco.bind(SlackPackage.coexists)
psyco.bind(SlackPackage.matches)
psyco.bind(SlackPackage.search)
psyco.bind(SlackPackage.__lt__)
psyco.bind(SlackDepends.matches)
hooks.register("enable-psyco", enablePsyco)
# vim:ts=4:sw=4:et
