qubes-installer-qubes-os/anaconda/pyanaconda/ui/gui/spokes/software.py
Marek Marczykowski-Górecki f73b3741f0 Update anaconda to 20.25.16
Apply result of "git diff anaconda-18.37.11-1..anaconda-20.25.16-1" and
resolve conflicts.
2014-04-08 05:50:31 +02:00

474 lines
18 KiB
Python

# Software selection spoke classes
#
# Copyright (C) 2011-2013 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties 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, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#
# Red Hat Author(s): Chris Lumens <clumens@redhat.com>
#
from gi.repository import Gdk
from pyanaconda.flags import flags
from pyanaconda.i18n import _, N_
from pyanaconda.packaging import MetadataError
from pyanaconda.threads import threadMgr, AnacondaThread
from pyanaconda import constants
from pyanaconda.ui.communication import hubQ
from pyanaconda.ui.gui.spokes import NormalSpoke
from pyanaconda.ui.gui.spokes.lib.detailederror import DetailedErrorDialog
from pyanaconda.ui.gui.utils import enlightbox, gtk_action_wait
from pyanaconda.ui.gui.categories.software import SoftwareCategory
import sys
__all__ = ["SoftwareSelectionSpoke"]
class SoftwareSelectionSpoke(NormalSpoke):
builderObjects = ["addonStore", "environmentStore", "softwareWindow"]
mainWidgetName = "softwareWindow"
uiFile = "spokes/software.glade"
category = SoftwareCategory
icon = "package-x-generic-symbolic"
title = N_("_SOFTWARE SELECTION")
# Add-on selection states
# no user interaction with this add-on
_ADDON_DEFAULT = 0
# user selected
_ADDON_SELECTED = 1
# user de-selected
_ADDON_DESELECTED = 2
def __init__(self, *args, **kwargs):
NormalSpoke.__init__(self, *args, **kwargs)
self._errorMsgs = None
self._tx_id = None
self._selectFlag = False
self.selectedGroups = []
self.excludedGroups = []
self.environment = None
self._addonStore = self.builder.get_object("addonStore")
self._environmentStore = self.builder.get_object("environmentStore")
# Used to determine which add-ons to display for each environment.
# The dictionary keys are environment IDs. The dictionary values are two-tuples
# consisting of lists of add-on group IDs. The first list is the add-ons specific
# to the environment, and the second list is the other add-ons possible for the
# environment.
self._environmentAddons = {}
# Used to store how the user has interacted with add-ons for the default add-on
# selection logic. The dictionary keys are group IDs, and the values are selection
# state constants. See refreshAddons for how the values are used.
self._addonStates = {}
# Used for detecting whether anything's changed in the spoke.
self._origAddons = []
self._origEnvironment = None
# We need to tell the addon view whether something is a separator or not.
self.builder.get_object("addonView").set_row_separator_func(self._addon_row_is_separator, None)
def _apply(self):
row = self._get_selected_environment()
if not row:
return
addons = self._get_selected_addons()
for group in addons:
if group not in self.selectedGroups:
self.selectedGroups.append(group)
self._selectFlag = False
self.payload.data.packages.groupList = []
self.payload.selectEnvironment(row[2])
self.environment = row[2]
for group in self.selectedGroups:
self.payload.selectGroup(group)
# And then save these values so we can check next time.
self._origAddons = addons
self._origEnvironment = self.environment
hubQ.send_not_ready(self.__class__.__name__)
hubQ.send_not_ready("SourceSpoke")
threadMgr.add(AnacondaThread(name=constants.THREAD_CHECK_SOFTWARE,
target=self.checkSoftwareSelection))
def apply(self):
self._apply()
self.data.packages.seen = True
def checkSoftwareSelection(self):
from pyanaconda.packaging import DependencyError
hubQ.send_message(self.__class__.__name__, _("Checking software dependencies..."))
try:
self.payload.checkSoftwareSelection()
except DependencyError as e:
self._errorMsgs = "\n".join(sorted(e.message))
hubQ.send_message(self.__class__.__name__, _("Error checking software dependencies"))
self._tx_id = None
else:
self._errorMsgs = None
self._tx_id = self.payload.txID
finally:
hubQ.send_ready(self.__class__.__name__, False)
hubQ.send_ready("SourceSpoke", False)
@property
def completed(self):
processingDone = not threadMgr.get(constants.THREAD_CHECK_SOFTWARE) and \
not self._errorMsgs and self.txid_valid
if flags.automatedInstall:
return processingDone and self.data.packages.seen
else:
return self._get_selected_environment() is not None and processingDone
@property
def changed(self):
row = self._get_selected_environment()
if not row:
return True
addons = self._get_selected_addons()
# Don't redo dep solving if nothing's changed.
if row[2] == self._origEnvironment and set(addons) == set(self._origAddons) and \
self.txid_valid:
return False
return True
@property
def mandatory(self):
return True
@property
def ready(self):
# By default, the software selection spoke is not ready. We have to
# wait until the installation source spoke is completed. This could be
# because the user filled something out, or because we're done fetching
# repo metadata from the mirror list, or we detected a DVD/CD.
return bool(not threadMgr.get(constants.THREAD_SOFTWARE_WATCHER) and
not threadMgr.get(constants.THREAD_PAYLOAD_MD) and
not threadMgr.get(constants.THREAD_CHECK_SOFTWARE) and
self.payload.baseRepo is not None)
@property
def showable(self):
return not flags.livecdInstall and not self.data.method.method == "liveimg"
@property
def status(self):
if self._errorMsgs:
return _("Error checking software selection")
if not self.ready:
return _("Installation source not set up")
if not self.txid_valid:
return _("Source changed - please verify")
row = self._get_selected_environment()
if not row:
# Kickstart installs with %packages will have a row selected, unless
# they did an install without a desktop environment. This should
# catch that one case.
if flags.automatedInstall and self.data.packages.seen:
return _("Custom software selected")
return _("Nothing selected")
return self.payload.environmentDescription(row[2])[0]
def initialize(self):
NormalSpoke.initialize(self)
threadMgr.add(AnacondaThread(name=constants.THREAD_SOFTWARE_WATCHER,
target=self._initialize))
def _initialize(self):
hubQ.send_message(self.__class__.__name__, _("Downloading package metadata..."))
threadMgr.wait(constants.THREAD_PAYLOAD)
hubQ.send_message(self.__class__.__name__, _("Downloading group metadata..."))
# we have no way to select environments with kickstart right now
# so don't try.
if flags.automatedInstall and self.data.packages.seen:
# We don't want to do a full refresh, just join the metadata thread
threadMgr.wait(constants.THREAD_PAYLOAD_MD)
else:
# Grabbing the list of groups could potentially take a long time
# at first (yum does a lot of magic property stuff, some of which
# involves side effects like network access. We need to reference
# them here, outside of the main thread, to not block the UI.
try:
# pylint: disable-msg=W0104
self.payload.environments
# pylint: disable-msg=W0104
self.payload.groups
# Parse the environments and groups into the form we want
self._parseEnvironments()
except MetadataError:
hubQ.send_message(self.__class__.__name__,
_("No installation source available"))
return
# And then having done all that slow downloading, we need to do the first
# refresh of the UI here so there's an environment selected by default.
# This happens inside the main thread by necessity. We can't do anything
# that takes any real amount of time, or it'll block the UI from updating.
if not self._first_refresh():
return
self.payload.release()
hubQ.send_ready(self.__class__.__name__, False)
# If packages were provided by an input kickstart file (or some other means),
# we should do dependency solving here.
self._apply()
def _parseEnvironments(self):
self._environmentAddons = {}
for environment in self.payload.environments:
self._environmentAddons[environment] = ([], [])
# Determine which groups are specific to this environment and which other groups
# are available in this environment.
for grp in self.payload.groups:
if self.payload.environmentHasOption(environment, grp):
self._environmentAddons[environment][0].append(grp)
elif self.payload._isGroupVisible(grp) and self.payload._groupHasInstallableMembers(grp):
self._environmentAddons[environment][1].append(grp)
# Set all of the add-on selection states to the default
self._addonStates = {}
for grp in self.payload.groups:
self._addonStates[grp] = self._ADDON_DEFAULT
@gtk_action_wait
def _first_refresh(self):
try:
self.refresh()
return True
except MetadataError:
hubQ.send_message(self.__class__.__name__, _("No installation source available"))
return False
def refresh(self):
NormalSpoke.refresh(self)
threadMgr.wait(constants.THREAD_PAYLOAD_MD)
self._environmentStore.clear()
if self.environment not in self.payload.environments:
self.environment = None
firstEnvironment = True
for environment in self.payload.environments:
(name, desc) = self.payload.environmentDescription(environment)
itr = self._environmentStore.append([environment == self.environment, "<b>%s</b>\n%s" % (name, desc), environment])
# Either:
# (1) Select the environment given by kickstart or selected last
# time this spoke was displayed; or
# (2) Select the first environment given by display order as the
# default if nothing is selected.
if (environment == self.environment) or \
(not self.environment and firstEnvironment):
self.environment = environment
sel = self.builder.get_object("environmentSelector")
sel.select_iter(itr)
firstEnvironment = False
self.refreshAddons()
def _addon_row_is_separator(self, model, itr, *args):
# The last column of the model tells us if this row is a separator or not.
return model[itr][3]
def _addAddon(self, grp):
(name, desc) = self.payload.groupDescription(grp)
# If the add-on was previously selected by the user, select it
if self._addonStates[grp] == self._ADDON_SELECTED:
selected = True
# If the add-on was previously de-selected by the user, de-select it
elif self._addonStates[grp] == self._ADDON_DESELECTED:
selected = False
# Otherwise, use the default state
else:
selected = self.payload.environmentOptionIsDefault(self.environment, grp)
self._addonStore.append([selected, "<b>%s</b>\n%s" % (name, desc), grp, False])
def refreshAddons(self):
self._addonStore.clear()
if self.environment and (self.environment in self._environmentAddons):
# We have two lists: One of addons specific to this environment,
# and one of all the others. The environment-specific ones will be displayed
# first and then a separator, and then the generic ones. This is to make it
# a little more obvious that the thing on the left side of the screen and the
# thing on the right side of the screen are related.
#
# If a particular add-on was previously selected or de-selected by the user, that
# state will be used. Otherwise, the add-on will be selected if it is a default
# for this environment.
for grp in self._environmentAddons[self.environment][0]:
self._addAddon(grp)
# This marks a separator in the view.
self._addonStore.append([False, "", "", True])
for grp in self._environmentAddons[self.environment][1]:
self._addAddon(grp)
self._selectFlag = True
if self._errorMsgs:
self.set_warning(_("Error checking software dependencies. Click for details."))
else:
self.clear_info()
def _get_selected_addons(self):
return [row[2] for row in self._addonStore if row[0]]
# Returns the row in the store corresponding to what's selected on the
# left hand panel, or None if nothing's selected.
def _get_selected_environment(self):
environmentView = self.builder.get_object("environmentView")
itr = environmentView.get_selection().get_selected()[1]
if not itr:
return None
return self._environmentStore[itr]
@property
def txid_valid(self):
return self._tx_id == self.payload.txID
# Signal handlers
def on_environment_toggled(self, renderer, path):
if not self._selectFlag:
return
# First, mark every row as unselected so the radio button on whatever
# row was previously selected will be cleared out.
for row in self._environmentStore:
row[0] = False
# Then, remove all the groups that were selected by the previously
# selected environment.
for groupid in self.payload.environmentGroups(self.environment):
if groupid in self.selectedGroups:
self.selectedGroups.remove(groupid)
# Then mark the clicked environment as selected and update the screen.
self._environmentStore[path][0] = True
self.environment = self._environmentStore[path][2]
self.refreshAddons()
def on_environment_selection_changed(self, selection):
(model, itr) = selection.get_selected()
if not itr:
return
# Only do something if the row's not previously been selected.
if not model[itr][0]:
self.on_environment_toggled(None, model.get_path(itr))
def on_addon_toggled(self, renderer, path):
selected = not self._addonStore[path][0]
group = self._addonStore[path][2]
self._addonStore[path][0] = selected
if selected:
if group not in self.selectedGroups:
self.selectedGroups.append(group)
if group in self.excludedGroups:
self.excludedGroups.remove(group)
self._addonStates[group] = self._ADDON_SELECTED
else:
if group in self.selectedGroups:
self.selectedGroups.remove(group)
self._addonStates[group] = self._ADDON_DESELECTED
def on_addon_view_clicked(self, view, event, *args):
if event and not event.type in [Gdk.EventType.BUTTON_RELEASE, Gdk.EventType.KEY_RELEASE]:
return
if event and event.type == Gdk.EventType.KEY_RELEASE and \
event.keyval not in [Gdk.KEY_space, Gdk.KEY_Return, Gdk.KEY_ISO_Enter, Gdk.KEY_KP_Enter, Gdk.KEY_KP_Space]:
return
selection = view.get_selection()
(model, itr) = selection.get_selected()
if not itr:
return
# If the user clicked on the first column, they've clicked on the checkbox which was
# handled separately from this signal handler. Handling it again here will result in
# the checkbox being toggled yet again. So, we need to return in that case.
col = view.get_cursor()[1]
if not col or col.get_title() == "Selected":
return
# Always do something here, since addons can be toggled.
self.on_addon_toggled(None, model.get_path(itr))
def on_info_bar_clicked(self, *args):
if not self._errorMsgs:
return
label = _("The following software marked for installation has errors. "
"This is likely caused by an error with\nyour installation source. "
"You can change your installation source or quit the installer.")
dialog = DetailedErrorDialog(self.data, buttons=[_("_Quit"), _("_Cancel"),
_("_Modify Software Source")],
label=label)
with enlightbox(self.window, dialog.window):
dialog.refresh(self._errorMsgs)
rc = dialog.run()
dialog.window.destroy()
if rc == 0:
# Quit.
sys.exit(0)
elif rc == 1:
# Close the dialog so the user can change selections.
pass
elif rc == 2:
# Send the user to the installation source spoke.
self.skipTo = "SourceSpoke"
self.window.emit("button-clicked")