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#
# grpselect_text - Text mode group/package selection UI
#
# Copyright (C) 2005, 2006, 2007 Red Hat, Inc. All rights reserved.
#
# This program 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.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
#
# Author(s): Jeremy Katz <katzj@redhat.com>
#
import yum.Errors
from snack import *
from constants_text import *
from compssort import *
from constants import *
import gettext
_ = lambda x: gettext.ldgettext("anaconda", x)
import logging
log = logging.getLogger("anaconda")
class GroupSelectionWindow:
def __deselectPackage(self, grp, pkg):
grpid = grp.groupid
try:
pkgs = self.ayum.pkgSack.returnNewestByName(pkg)
except yum.Errors.PackageSackError:
log.debug("no such package %s from group %s" %
(pkg, grpid))
if pkgs:
pkgs = self.ayum.bestPackagesFromList(pkgs)
for po in pkgs:
txmbrs = self.ayum.tsInfo.getMembers(pkgtup = po.pkgtup)
for txmbr in txmbrs:
try:
txmbr.groups.remove(grpid)
except ValueError:
log.debug("package %s was not marked in group %s" %(po, grpid))
if len(txmbr.groups) == 0:
self.ayum.tsInfo.remove(po.pkgtup)
def __selectPackage(self, grp, pkg):
grpid = grp.groupid
try:
txmbrs = self.ayum.install(name = pkg)
except yum.Errors.InstallError, e:
log.debug("No package named %s available to be installed: %s"
%(pkg, e))
else:
map(lambda x: x.groups.append(grpid), txmbrs)
def __call__(self, screen, anaconda):
self.ayum = anaconda.backend.ayum
g = GridFormHelp(screen, "Package Group Selection",
"packagetree", 1, 5)
t = TextboxReflowed(50, _("Please select the package groups you "
"would like to install."))
g.add(t, 0, 0, (0, 0, 0, 1), anchorLeft = 1)
# FIXME: this is very yum backend specific...
groups = filter(lambda x: x.user_visible,
anaconda.backend.ayum.comps.groups)
groups = filter(lambda x: anaconda.backend.ayum._groupHasPackages(x),
groups)
groups.sort(ui_comps_sort)
ct = CheckboxTree(height = 6, scroll = (len(groups) > 6))
for grp in groups:
ct.append(xmltrans(grp.name, grp.translated_name),
grp, grp.selected)
g.add(ct, 0, 2, (0, 0, 0, 1))
bb = ButtonBar (screen, (TEXT_OK_BUTTON, TEXT_BACK_BUTTON))
g.add(bb, 0, 3, growx = 1)
g.addHotKey("F2")
screen.pushHelpLine (_("<Space>,<+>,<-> selection | <F2> Group Details | <F12> next screen"))
while 1:
result = g.run()
if result != "F2":
break
grp = ct.getCurrent()
pkgs = grp.default_packages.keys() + grp.optional_packages.keys()
if len(pkgs) == 0:
ButtonChoiceWindow(screen, _("Error"),
_("No optional packages to select"))
continue
# if current group is not selected then select it first
newSelection = 0
lst = ct.getSelection()
if grp not in lst:
newSelection = 1
self.ayum.selectGroup(grp.groupid)
ct.setEntryValue(grp, True)
# do group details
gct = CheckboxTree(height = 8, scroll = 1)
orig = {}
pkgs.sort()
for pkg in pkgs:
orig[pkg] = self.ayum.isPackageInstalled(pkg)
gct.append("%s" %(pkg,), pkg, orig[pkg])
bb2 = ButtonBar (screen, (TEXT_OK_BUTTON, TEXT_CANCEL_BUTTON))
g2 = GridFormHelp (screen, _("Package Group Details"), "", 1, 4)
g2.add (gct, 0, 1, (0, 0, 0, 1))
g2.add (bb2, 0, 3, growx = 1)
rc2 = g2.runOnce()
if bb2.buttonPressed(rc2) == TEXT_CANCEL_CHECK:
# unselect group if necessary
if newSelection:
ct.setEntryValue(grp, False)
self.ayum.deselectGroup(grp.groupid)
else:
# reflect new packages selected
selected = gct.getSelection()
for (opkg, osel) in orig.items():
if opkg in selected and not osel:
self.__selectPackage(grp, opkg)
elif opkg not in selected and osel:
self.__deselectPackage(grp, opkg)
rc = bb.buttonPressed(result)
screen.popWindow()
if rc == TEXT_BACK_CHECK:
return INSTALL_BACK
sel = ct.getSelection()
for g in groups:
if g in sel and not g.selected:
anaconda.backend.selectGroup(g.groupid)
elif g not in sel and g.selected:
anaconda.backend.deselectGroup(g.groupid)
return INSTALL_OK
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