qubes-installer-qubes-os/anaconda/pyanaconda/ui/tui/spokes/askvnc.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

157 lines
5.4 KiB
Python

# Ask vnc text spoke
#
# Copyright (C) 2012 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): Jesse Keating <jkeating@redhat.com>
#
from pyanaconda.ui.tui.spokes import NormalTUISpoke
from pyanaconda.ui.tui.simpleline import TextWidget, ColumnWidget
from pyanaconda.constants import USEVNC, USETEXT
from pyanaconda.constants_text import INPUT_PROCESSED
from pyanaconda.i18n import _
from pyanaconda.ui.communication import hubQ
from pyanaconda.ui.tui import exception_msg_handler
import getpass
import sys
def exception_msg_handler_and_exit(event, data):
"""Display an exception and exit so that we don't end up in a loop."""
exception_msg_handler(event, data)
sys.exit(1)
class AskVNCSpoke(NormalTUISpoke):
title = _("VNC")
category = "vnc"
# This spoke is kinda standalone, not meant to be used with a hub
# We pass in some fake data just to make our parents happy
def __init__(self, app, data, storage=None, payload=None,
instclass=None, message=None):
NormalTUISpoke.__init__(self, app, data, storage, payload, instclass)
# The TUI hasn't been initialized with the message handlers yet. Add an
# exception message handler so that the TUI exits if anything goes wrong
# at this stage.
self._app.register_event_handler(hubQ.HUB_CODE_EXCEPTION, exception_msg_handler_and_exit)
if message:
self._message = message
else:
self._message = _("X was unable to start on your "
"machine. Would you like to "
"start VNC to connect to "
"this computer from another "
"computer and perform a "
"graphical installation or continue "
"with a text mode installation?")
self._choices = (_(USEVNC), _(USETEXT))
self._usevnc = False
@property
def indirect(self):
return True
def refresh(self, args = None):
NormalTUISpoke.refresh(self, args)
self._window += [TextWidget(self._message), ""]
for idx, choice in enumerate(self._choices):
number = TextWidget("%2d)" % (idx + 1))
c = ColumnWidget([(3, [number]), (None, [TextWidget(choice)])], 1)
self._window += [c, ""]
return True
def input(self, args, key):
"""Override input so that we can launch the VNC password spoke"""
try:
keyid = int(key) - 1
except ValueError:
return key
if 0 <= keyid < len(self._choices):
choice = self._choices[keyid]
else:
return INPUT_PROCESSED
if choice == _(USETEXT):
self._usevnc = False
else:
self._usevnc = True
newspoke = VNCPassSpoke(self.app, self.data, self.storage,
self.payload, self.instclass)
self.app.switch_screen_modal(newspoke)
self.apply()
self.close()
return INPUT_PROCESSED
def apply(self):
self.data.vnc.enabled = self._usevnc
class VNCPassSpoke(NormalTUISpoke):
title = _("VNC Password")
category = "vnc"
def __init__(self, app, data, storage, payload, instclass, message=None):
NormalTUISpoke.__init__(self, app, data, storage, payload, instclass)
self._password = ""
if message:
self._message = message
else:
self._message = _("Please provide VNC password. You will have to type it twice. \n"
"Leave blank for no password")
@property
def indirect(self):
return True
@property
def completed(self):
return True # We're always complete
def refresh(self, args = None):
NormalTUISpoke.refresh(self, args)
self._window += [TextWidget(self._message), ""]
return True
def prompt(self, args = None):
"""Override prompt as password typing is special."""
p1 = getpass.getpass(_("Password: "))
p2 = getpass.getpass(_("Password (confirm): "))
if p1 != p2:
print _("Passwords do not match!")
return None
elif 0 < len(p1) < 6:
print _("The password must be at least "
"six characters long.")
return None
else:
self._password = p1
self.apply()
self.close()
def apply(self):
self.data.vnc.password = self._password