文件操作 - statereason.py

文件: /usr/share/system-config-printer/statereason.py

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#!/usr/bin/python

## Copyright (C) 2007, 2008, 2009, 2010, 2012, 2013 Red Hat, Inc.
## Authors:
##  Tim Waugh <twaugh@redhat.com>
##  Jiri Popelka <jpopelka@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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

import cups
import os
from gettext import gettext as _

class StateReason:
    REPORT=1
    WARNING=2
    ERROR=3

LEVEL_ICON={
        REPORT: "gtk-dialog-info",
        WARNING: "gtk-dialog-warning",
        ERROR: "gtk-dialog-error"
        }

def __init__(self, printer, reason, ppdcache=None):
        self.printer = printer
        self.reason = reason
        self.level = None
        self.canonical_reason = None
        self._ppd = None
        if ppdcache:
            ppdcache.fetch_ppd (printer, self._got_ppd)

def _got_ppd (self, name, result, exc):
        self._ppd = result

def get_printer (self):
        return self.printer

def get_level (self):
        if self.level != None:
            return self.level

if (self.reason.endswith ("-report") or
            self.reason == "connecting-to-device"):
            self.level = self.REPORT
        elif self.reason.endswith ("-warning"):
            self.level = self.WARNING
        else:
            self.level = self.ERROR

return self.level

def get_reason (self):
        if self.canonical_reason:
            return self.canonical_reason

level = self.get_level ()
        reason = self.reason
        if level == self.WARNING and reason.endswith ("-warning"):
            reason = reason[:-8]
        elif level == self.ERROR and reason.endswith ("-error"):
            reason = reason[:-6]
        self.canonical_reason = reason
        return self.canonical_reason

def __repr__ (self):
        self.get_level()
        if self.level == self.REPORT:
            level = "REPORT"
        elif self.level == self.WARNING:
            level = "WARNING"
        else:
            level = "ERROR"

return "<statereason.StateReason (%s,%s,%s)>" % (level,
                                                         self.get_printer (),
                                                         self.get_reason ())

def get_description (self):
        messages = {
            'toner-low': (_("Toner low"),
                          _("Printer '%s' is low on toner.")),
            'toner-empty': (_("Toner empty"),
                            _("Printer '%s' has no toner left.")),
            'cover-open': (_("Cover open"),
                           _("The cover is open on printer '%s'.")),
            'door-open': (_("Door open"),
                          _("The door is open on printer '%s'.")),
            'media-low': (_("Paper low"),
                          _("Printer '%s' is low on paper.")),
            'media-empty': (_("Out of paper"),
                            _("Printer '%s' is out of paper.")),
            'marker-supply-low': (_("Ink low"),
                                  _("Printer '%s' is low on ink.")),
            'marker-supply-empty': (_("Ink empty"),
                                    _("Printer '%s' has no ink left.")),
            'offline': (_("Printer off-line"),
                        _("Printer '%s' is currently off-line.")),
            'connecting-to-device': (_("Not connected?"),
                                     _("Printer '%s' may not be connected.")),
            'other': (_("Printer error"),
                      _("There is a problem on printer '%s'.")),

'cups-missing-filter': (_("Printer configuration error"),
                                    _("There is a missing print filter for "
                                      "printer '%s'.")),
            }
        try:
            (title, text) = messages[self.get_reason ()]
            try:
                text = text.decode ('utf-8') % self.get_printer ()
            except TypeError:
                # Probably an incorrect translation, missing a '%s'.
                pass
        except KeyError:
            if self.get_level () == self.REPORT:
                title = _("Printer report")
            elif self.get_level () == self.WARNING:
                title = _("Printer warning")
            elif self.get_level () == self.ERROR:
                title = _("Printer error")

reason = self.get_reason ()
            if self._ppd:
                try:
                    schemes = ["text", "http", "help", "file"]
                    localized_reason = ""
                    for scheme in schemes:
                        lreason = self._ppd.localizeIPPReason(self.reason,
                                                              scheme)
                        if lreason != None:
                            localized_reason = localized_reason + lreason + ", "
                    if localized_reason != "":
                        reason = localized_reason[:-2]
                except RuntimeError:
                    pass

text = (_("Printer '%s': '%s'.").decode ('utf-8') %
                    (self.get_printer (), reason))
        return (title, text)

def get_tuple (self):
        return (self.get_level (), self.get_printer (), self.get_reason ())

def __cmp__(self, other):
        if other == None:
            return 1
        if other.get_level () != self.get_level ():
            return cmp (self.get_level (), other.get_level ())
        if other.get_printer () != self.get_printer ():
            return cmp (other.get_printer (), self.get_printer ())
        return cmp (other.get_reason (), self.get_reason ())

文件操作 - statereason.py

文件: /usr/share/system-config-printer/statereason.py

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