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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
#
class PkgConfig(object):
def __init__(self, config):
self._config = config
def getFlagNames(self):
return self._config.keys("package-flags", ())
def getFlagTargets(self, flag):
return self._config.get(("package-flags", flag), {})
def createFlag(self, flag):
return self._config.set(("package-flags", flag), {})
def flagExists(self, flag):
return self._config.has(("package-flags", flag))
def getFlag(self, flag):
return self._config.get(("package-flags", flag))
def renameFlag(self, oldname, newname):
config = self._config
config.set(("package-flags", newname),
config.get(("package-flags", oldname)))
config.remove(("package-flags", oldname))
def setFlag(self, flag, name, relation=None, version=None):
self._config.add(("package-flags", flag, name),
(relation, version), unique=True)
def clearFlag(self, flag, name=None, relation=(), version=()):
if name:
if relation is () or version is ():
return self._config.remove(("package-flags", flag, name))
else:
return self._config.remove(("package-flags", flag, name),
(relation, version))
else:
return self._config.remove(("package-flags", flag))
def testFlag(self, flag, pkg):
for item in self._config.get(("package-flags", flag, pkg.name), ()):
if pkg.matches(*item):
return True
return False
def filterByFlag(self, flag, pkgs):
fpkgs = []
names = self._config.get(("package-flags", flag))
if names:
for pkg in pkgs:
lst = names.get(pkg.name)
if lst:
for item in lst:
if pkg.matches(*item):
fpkgs.append(pkg)
break
return fpkgs
def testAllFlags(self, pkg):
result = []
for flag in self._config.keys("package-flags", ()):
if self.testFlag(flag, pkg):
result.append(flag)
return result
def getPriority(self, pkg):
priority = None
priorities = self._config.get(("package-priorities", pkg.name))
if priorities:
priority = None
for loader in pkg.loaders:
inchannel = priorities.get(loader.getChannel().getAlias())
if (inchannel is not None and priority is None or
inchannel > priority):
priority = inchannel
if priority is None:
priority = priorities.get(None)
return priority
def setPriority(self, name, channelalias, priority):
self._config.set(("package-priorities", name, channelalias), priority)
def removePriority(self, name, channelalias):
return self._config.remove(("package-priorities", name, channelalias))
