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# DistUpgradeViewText.py
#
# Copyright (c) 2004-2006 Canonical
#
# Author: Michael Vogt <michael.vogt@ubuntu.com>
#
# 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
import sys
import logging
import time
import subprocess
import apt
import apt_pkg
import os
from DistUpgradeView import DistUpgradeView, FuzzyTimeToStr, estimatedDownloadTime, InstallProgress
import gettext
from gettext import gettext as _
class TextCdromProgressAdapter(apt.progress.CdromProgress):
""" Report the cdrom add progress """
def update(self, text, step):
""" update is called regularly so that the gui can be redrawn """
if text:
print "%s (%f)" % (text, step/float(self.totalSteps)*100)
def askCdromName(self):
return (False, "")
def changeCdrom(self):
return False
class DistUpgradeViewText(DistUpgradeView):
" text frontend of the distUpgrade tool "
def __init__(self, datadir=None):
# its important to have a debconf frontend for
# packages like "quagga"
os.environ["DEBIAN_FRONTEND"] = "dialog"
if not datadir:
localedir=os.path.join(os.getcwd(),"mo")
else:
localedir="/usr/share/locale/update-manager"
try:
gettext.bindtextdomain("update-manager", localedir)
gettext.textdomain("update-manager")
except Exception, e:
logging.warning("Error setting locales (%s)" % e)
self.last_step = 0 # keep a record of the latest step
self._opCacheProgress = apt.progress.OpTextProgress()
self._fetchProgress = apt.progress.TextFetchProgress()
self._cdromProgress = TextCdromProgressAdapter()
self._installProgress = InstallProgress()
sys.excepthook = self._handleException
def _handleException(self, type, value, tb):
import traceback
print
lines = traceback.format_exception(type, value, tb)
logging.error("not handled expection:\n%s" % "\n".join(lines))
self.error(_("A fatal error occured"),
_("Please report this as a bug and include the "
"files /var/log/dist-upgrade/main.log and "
"/var/log/dist-upgrade/apt.log "
"in your report. The upgrade aborts now.\n"
"Your original sources.list was saved in "
"/etc/apt/sources.list.distUpgrade."),
"\n".join(lines))
sys.exit(1)
def getFetchProgress(self):
return self._fetchProgress
def getInstallProgress(self, cache):
self._installProgress._cache = cache
return self._installProgress
def getOpCacheProgress(self):
return self._opCacheProgress
def getCdromProgress(self):
return self._cdromProgress
def updateStatus(self, msg):
print
print msg
def abort(self):
print
print _("Aborting")
def setStep(self, step):
self.last_step = step
def information(self, summary, msg, extended_msg=None):
print
print summary
print msg
if extended_msg:
print extended_msg
def error(self, summary, msg, extended_msg=None):
print
print summary
print msg
if extended_msg:
print extended_msg
return False
def confirmChanges(self, summary, changes, downloadSize, actions=None):
DistUpgradeView.confirmChanges(self, summary, changes, downloadSize, actions)
pkgs_remove = len(self.toRemove)
pkgs_inst = len(self.toInstall)
pkgs_upgrade = len(self.toUpgrade)
msg = "\n"
# FIXME: show detailed packages
if pkgs_remove > 0:
# FIXME: make those two seperate lines to make it clear
# that the "%" applies to the result of ngettext
msg += gettext.ngettext("%d package is going to be removed.",
"%d packages are going to be removed.",
pkgs_remove) % pkgs_remove
msg += " "
if pkgs_inst > 0:
msg += gettext.ngettext("%d new package is going to be "
"installed.",
"%d new packages are going to be "
"installed.",pkgs_inst) % pkgs_inst
msg += " "
if pkgs_upgrade > 0:
msg += gettext.ngettext("%d package is going to be upgraded.",
"%d packages are going to be upgraded.",
pkgs_upgrade) % pkgs_upgrade
msg +=" "
if downloadSize > 0:
msg += _("\n\nYou have to download a total of %s. ") %\
apt_pkg.SizeToStr(downloadSize)
msg += estimatedDownloadTime(downloadSize)
msg += "."
if (pkgs_upgrade + pkgs_inst + pkgs_remove) > 100:
msg += "\n\n%s" % _("Fetching and installing the upgrade can take several hours and "\
"cannot be canceled at any time later.")
# Show an error if no actions are planned
if (pkgs_upgrade + pkgs_inst + pkgs_remove) < 1:
# FIXME: this should go into DistUpgradeController
summary = _("Your system is up-to-date")
msg = _("There are no upgrades available for your system. "
"The upgrade will now be canceled.")
self.error(summary, msg)
return False
print
print summary
print msg
print "%s %s" % (_("Continue [yN] "), _("Details [d]")),
while True:
res = sys.stdin.readline()
# TRANSLATORS: the "y" is "yes"
if res.strip().lower().startswith(_("y")):
return True
# TRANSLATORS: the "n" is "no"
elif res.strip().lower().startswith(_("n")):
return False
# TRANSLATORS: the "d" is "details"
elif res.strip().lower().startswith(_("d")):
print
print _("Remove: %s\n" % " ".join(self.toRemove))
print _("Install: %s\n" % " ".join(self.toInstall))
print _("Upgrade: %s\n" % " ".join(self.toUpgrade))
def askYesNoQuestion(self, summary, msg):
print
print summary
print msg
print _("Continue [yN] "),
res = sys.stdin.readline()
if res.strip().lower().startswith(_("y")):
return True
return False
def confirmRestart(self):
return self.askYesNoQuestion(_("Restart required"),
_("To fully ugprade, please restart"))
if __name__ == "__main__":
view = DistUpgradeViewText()
#view.confirmChanges("xx",[], 100)
#sys.exit(0)
fp = apt.progress.TextFetchProgress()
ip = apt.progress.InstallProgress()
cache = apt.Cache()
for pkg in sys.argv[1:]:
cache[pkg].markInstall()
cache.commit(fp,ip)
#sys.exit(0)
view.getTerminal().call(["dpkg","--configure","-a"])
#view.getTerminal().call(["ls","-R","/usr"])
view.error("short","long",
"asfds afsdj af asdf asdf asf dsa fadsf asdf as fasf sextended\n"
"asfds afsdj af asdf asdf asf dsa fadsf asdf as fasf sextended\n"
"asfds afsdj af asdf asdf asf dsa fadsf asdf as fasf sextended\n"
"asfds afsdj af asdf asdf asf dsa fadsf asdf as fasf sextended\n"
"asfds afsdj af asdf asdf asf dsa fadsf asdf as fasf sextended\n"
"asfds afsdj af asdf asdf asf dsa fadsf asdf as fasf sextended\n"
"asfds afsdj af asdf asdf asf dsa fadsf asdf as fasf sextended\n"
)
view.confirmChanges("xx",[], 100)
print view.askYesNoQuestion("hello", "Icecream?")
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