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#!/usr/bin/python
'''Command line Apport user interface.
Copyright (C) 2007 Canonical Ltd.
Author: Michael Hofmann <mh21@piware.de>
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. See http://www.gnu.org/copyleft/gpl.html for
the full text of the license.
'''
# Web browser support:
# w3m, lynx: do not work
# elinks: works
import os.path, os, sys, subprocess, re, errno
import tty, termios, tempfile
from datetime import datetime
from apport import unicode_gettext as _
import apport.ui
class CLIDialog:
'''Command line dialog wrapper.'''
def __init__(self, heading, text):
self.heading = '\n*** ' + heading + '\n'
self.text = text
self.keys = []
self.buttons = []
self.visible = False
def raw_input_char(self, prompt):
'''raw_input, but read only one character'''
print >> sys.stdout, prompt,
file = sys.stdin.fileno()
saved_attributes = termios.tcgetattr(file)
attributes = termios.tcgetattr(file)
attributes[3] = attributes[3] & ~(termios.ICANON)
attributes[6][termios.VMIN] = 1
attributes[6][termios.VTIME] = 0
termios.tcsetattr(file, termios.TCSANOW, attributes)
try:
ch = str(sys.stdin.read(1))
finally:
termios.tcsetattr(file, termios.TCSANOW, saved_attributes)
print
return ch
def show(self):
self.visible = True
print self.heading
if self.text:
print self.text
def run(self, prompt=None):
if not self.visible:
self.show()
print
try:
# Only one button
if len (self.keys) <= 1:
self.raw_input_char(_('Press any key to continue...'))
return 0
# Multiple choices
while True:
if prompt is not None:
print prompt
else:
print _('What would you like to do? Your options are:')
for index, button in enumerate(self.buttons):
print ' %s: %s' % (self.keys[index], button)
response = self.raw_input_char(_('Please choose (%s):') % ('/'.join(self.keys)))
try:
return self.keys.index(response[0].upper()) + 1
except ValueError:
pass
except KeyboardInterrupt:
print
sys.exit(1)
def addbutton(self, button, hotkey=None):
if hotkey:
self.keys.append(hotkey)
self.buttons.append(button)
else:
self.keys.append(re.search('&(.)', button).group(1).upper())
self.buttons.append(re.sub('&', '', button))
return len(self.keys)
class CLIProgressDialog(CLIDialog):
'''Command line progress dialog wrapper.'''
def __init__(self, heading, text):
CLIDialog.__init__(self, heading, text)
self.progresscount = 0
def set(self, progress = None):
self.progresscount = (self.progresscount + 1) % 5
if self.progresscount:
return
if progress != None:
sys.stdout.write('\r%u%%' % (progress * 100))
else:
sys.stdout.write('.')
sys.stdout.flush()
class CLIUserInterface(apport.ui.UserInterface):
'''Command line Apport user interface'''
def __init__(self):
apport.ui.UserInterface.__init__(self)
#
# ui_* implementation of abstract UserInterface classes
#
def ui_present_crash(self, desktop_entry):
date = datetime.strptime(self.report['Date'], '%a %b %d %H:%M:%S %Y')
# adapt dialog heading and label appropriately
if desktop_entry:
name = desktop_entry.getName()
elif self.report.has_key('ExecutablePath'):
name = os.path.basename(self.report['ExecutablePath'])
else:
name = self.cur_package
# translators: first %s: application name, second %s: date, third %s: time
heading = _('%s closed unexpectedly on %s at %s.') % (name, date.date(), date.time())
dialog = CLIDialog(
heading,
_('If you were not doing anything confidential (entering passwords or other\n'
'private information), you can help to improve the application by reporting\n'
'the problem.'))
report = dialog.addbutton(_('&Report Problem...'))
ignore = dialog.addbutton(_('Cancel and &ignore future crashes of this program version'))
dialog.addbutton(_('&Cancel'))
# show crash notification dialog
response = dialog.run()
if response == report:
return {'action': 'report', 'blacklist': False}
if response == ignore:
return {'action': 'cancel', 'blacklist': True}
# Fallback
return {'action': 'cancel', 'blacklist': False}
def ui_present_package_error(self):
name = self.report['Package']
dialog = CLIDialog(
_('The package "%s" failed to install or upgrade.') % name,
_('You can help the developers to fix the package by reporting the problem.'))
report = dialog.addbutton(_('&Report Problem...'))
dialog.addbutton(_('&Cancel'))
response = dialog.run()
if response == report:
return 'report'
# Fallback
return 'cancel'
def ui_present_kernel_error(self):
message = _('Your system encountered a serious kernel problem.')
annotation = ''
if self.report.has_key('Annotation'):
annotation += self.report['Annotation'] + '\n\n'
annotation += _('You can help the developers to fix the problem by reporting it.')
dialog = CLIDialog (message, annotation)
report = dialog.addbutton(_('&Report Problem...'))
dialog.addbutton(_('&Cancel'))
response = dialog.run()
if response == report:
return 'report'
# Fallback
return 'cancel'
def ui_present_report_details(self):
dialog = CLIDialog (
_('Send problem report to the developers?'),
_('After the problem report has been sent, please fill out the form in the\n'
'automatically opened web browser.'))
# report contents
details = ''
for key in self.report:
details += key + ':'
# string value
if not hasattr(self.report[key], 'gzipvalue') and \
hasattr(self.report[key], 'isspace') and \
not self.report._is_binary(self.report[key]):
lines = self.report[key].splitlines()
if len(lines) <= 1:
details += ' ' + self.report[key] + '\n'
else:
details += '\n'
for line in lines:
details += ' ' + line + '\n'
else:
details += ' ' + _('(binary data)') + '\n'
# complete/reduced reports
if self.report.has_key('CoreDump') and self.report.has_useful_stacktrace():
complete = dialog.addbutton(_('&Send complete report (recommended; %s)') %
self.format_filesize(self.get_complete_size()))
reduced = dialog.addbutton(_('Send &reduced report (slow Internet connection; %s)') %
self.format_filesize(self.get_reduced_size()))
else:
complete = dialog.addbutton(_('&Send report (%s)') %
self.format_filesize(self.get_complete_size()))
reduced = None
view = dialog.addbutton(_('&View report'))
save = dialog.addbutton(_('&Keep report file for sending later or copying to somewhere else'))
dialog.addbutton(_('&Cancel'))
while True:
response = dialog.run()
if response == complete:
return 'full'
if response == reduced:
return 'reduced'
if response == view:
try:
subprocess.Popen(["/usr/bin/sensible-pager"],
stdin=subprocess.PIPE,
close_fds=True).communicate(details)
except IOError, e:
# ignore broken pipe (premature quit)
if e.errno == errno.EPIPE:
pass
else:
raise
continue
if response == save:
# we do not already have a report file if we report a bug
if not self.report_file:
prefix = 'apport.'
if self.report.has_key('Package'):
prefix += self.report['Package'].split()[0] + '.'
(fd, self.report_file) = tempfile.mkstemp(prefix=prefix, suffix='.apport')
self.report.write(os.fdopen(fd, 'w'))
print _('Problem report file:'), self.report_file
return 'cancel'
# Fallback
return 'cancel'
def ui_info_message(self, title, text):
dialog = CLIDialog(title, text)
dialog.addbutton(_('&Confirm'))
dialog.run()
def ui_error_message(self, title, text):
dialog = CLIDialog(_('Error: %s') % title, text)
dialog.addbutton(_('&Confirm'))
dialog.run()
def ui_start_info_collection_progress(self):
self.progress = CLIProgressDialog (
_('Collecting problem information'),
_('The collected information can be sent to the developers to improve the\n'
'application. This might take a few minutes.'))
self.progress.show()
def ui_pulse_info_collection_progress(self):
self.progress.set()
def ui_stop_info_collection_progress(self):
print
def ui_start_upload_progress(self):
self.progress = CLIProgressDialog (
_('Uploading problem information'),
_('The collected information is being sent to the bug tracking system.\n'
'This might take a few minutes.'))
self.progress.show()
def ui_set_upload_progress(self, progress):
self.progress.set(progress)
def ui_stop_upload_progress(self):
print
def ui_question_yesno(self, text):
'''Show a yes/no question.
Return True if the user selected "Yes", False if selected "No" or
"None" on cancel/dialog closing.
'''
dialog = CLIDialog(text, None)
r_yes = dialog.addbutton('&Yes')
r_no = dialog.addbutton('&No')
r_cancel = dialog.addbutton(_('&Cancel'))
result = dialog.run()
if result == r_yes:
return True
if result == r_no:
return False
assert result == r_cancel
return None
def ui_question_choice(self, text, options, multiple):
'''Show an question with predefined choices.
options is a list of strings to present. If multiple is True, they
should be check boxes, if multiple is False they should be radio
buttons.
Return list of selected option indexes, or None if the user cancelled.
If multiple == False, the list will always have one element.
'''
result = []
dialog = CLIDialog(text, None)
if multiple:
while True:
dialog = CLIDialog(text, None)
index = 0
choice_index_map = {}
for option in options:
if index not in result:
choice_index_map[dialog.addbutton(option, str(index+1))] = index
index += 1
done = dialog.addbutton(_('&Done'))
cancel = dialog.addbutton(_('&Cancel'))
if result:
cur = ', '.join([str(r+1) for r in result])
else:
cur = _('none')
response = dialog.run(_('Selected: %s. Multiple choices:') % cur)
if response == cancel:
return None
if response == done:
break
result.append(choice_index_map[response])
else:
# single choice (radio button)
dialog = CLIDialog(text, None)
index = 1
for option in options:
dialog.addbutton(option, str(index))
index += 1
cancel = dialog.addbutton(_('&Cancel'))
response = dialog.run(_('Choices:'))
if response == cancel:
return None
result.append(response-1)
return result
def ui_question_file(self, text):
'''Show a file selector dialog.
Return path if the user selected a file, or None if cancelled.
'''
print '\n*** ', text
while True:
print _('Path to file (Enter to cancel):'), ' ',
f = sys.stdin.readline().strip()
if not f:
return None
if not os.path.exists(f):
print _('File does not exist.')
elif os.path.isdir(f):
print _('This is a directory.')
else:
return f
def open_url(self, url):
text = '%s\n\n %s\n\n%s' % (
_('To continue, you must visit the following URL:'),
url,
_('You can launch a browser now, or copy this URL into a browser on another computer.'))
answer = self.ui_question_choice(text, [_('Launch a browser now')], False)
if answer == [0]:
apport.ui.UserInterface.open_url(self, url)
if __name__ == '__main__':
app = CLIUserInterface()
if not app.run_argv():
print >> sys.stderr, _('No pending crash reports. Try --help for more information.')