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- #!/usr/bin/env python
-
- ## Printing troubleshooter
-
- ## Copyright (C) 2008, 2009 Red Hat, Inc.
- ## Copyright (C) 2008, 2009 Tim Waugh <twaugh@redhat.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., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- import cups
- import statereason
- from timedops import TimedOperation
- from base import *
- class PrinterStateReasons(Question):
- def __init__ (self, troubleshooter):
- Question.__init__ (self, troubleshooter, "Printer state reasons")
- page = self.initial_vbox (_("Status Messages"),
- _("There are status messages associated with "
- "this queue."))
- self.label = gtk.Label ()
- self.label.set_alignment (0, 0)
- self.label.set_line_wrap (True)
- page.pack_start (self.label, False, False, 0)
-
- troubleshooter.new_page (page, self)
-
- def display (self):
- troubleshooter = self.troubleshooter
- try:
- queue = troubleshooter.answers['cups_queue']
- except KeyError:
- return False
-
- parent = self.troubleshooter.get_window ()
- cups.setServer ('')
- self.op = TimedOperation (cups.Connection, parent=parent)
- c = self.op.run ()
- self.op = TimedOperation (c.getPrinterAttributes,
- args=(queue,),
- parent=parent)
- dict = self.op.run ()
-
- text = ''
- state_message = dict['printer-state-message']
- if state_message:
- text += _("The printer's state message is: '%s'.") % state_message
- text += '\n\n'
-
- state_reasons_list = dict['printer-state-reasons']
- if type (state_reasons_list) == unicode:
- state_reasons_list = [state_reasons_list]
-
- self.state_message = state_message
- self.state_reasons = state_reasons_list
-
- human_readable_errors = []
- human_readable_warnings = []
- for reason in state_reasons_list:
- if reason == "none":
- continue
-
- r = statereason.StateReason (queue, reason)
- (title, description) = r.get_description ()
- level = r.get_level ()
- if level == statereason.StateReason.ERROR:
- human_readable_errors.append (description)
- elif level == statereason.StateReason.WARNING:
- human_readable_warnings.append (description)
-
- if human_readable_errors:
- text += _("Errors are listed below:") + '\n'
- text += reduce (lambda x, y: x + "\n" + y, human_readable_errors)
- text += '\n\n'
-
- if human_readable_warnings:
- text += _("Warnings are listed below:") + '\n'
- text += reduce (lambda x, y: x + "\n" + y, human_readable_warnings)
-
- self.label.set_text (text)
- if (state_message == '' and
- len (human_readable_errors) == 0 and
- len (human_readable_warnings) == 0):
- return False
-
- # If this screen has been show before, don't show it again if
- # nothing changed.
- if troubleshooter.answers.has_key ('printer-state-message'):
- if (troubleshooter.answers['printer-state-message'] ==
- self.state_message and
- troubleshooter.answers['printer-state-reasons'] ==
- self.state_reasons):
- return False
-
- return True
-
- def collect_answer (self):
- if not self.displayed:
- return {}
-
- return { 'printer-state-message': self.state_message,
- 'printer-state-reasons': self.state_reasons }
-
- def cancel_operation (self):
- self.op.cancel ()
-