/usr/share/system-config-printer/troubleshoot/ChooseNetworkPrinter.py is in system-config-printer-gnome 1.5.7+20160212-0ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 | #!/usr/bin/python3
## Printing troubleshooter
## Copyright (C) 2008, 2009, 2011, 2012 Red Hat, Inc.
## Author: 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
from gi.repository import Gtk
import cups
from gi.repository import GObject
from timedops import TimedOperation
from .base import *
class ChooseNetworkPrinter(Question):
def __init__ (self, troubleshooter):
Question.__init__ (self, troubleshooter, "Choose network printer")
page1 = self.initial_vbox (_("Choose Network Printer"),
_("Please select the network printer you "
"are trying to use from the list below. "
"If it does not appear in the list, "
"select 'Not listed'."))
tv = Gtk.TreeView ()
name = Gtk.TreeViewColumn (_("Name"),
Gtk.CellRendererText (), text=0)
location = Gtk.TreeViewColumn (_("Location"),
Gtk.CellRendererText (), text=1)
info = Gtk.TreeViewColumn (_("Information"),
Gtk.CellRendererText (), text=2)
name.set_property ("resizable", True)
location.set_property ("resizable", True)
info.set_property ("resizable", True)
tv.append_column (name)
tv.append_column (location)
tv.append_column (info)
tv.set_rules_hint (True)
sw = Gtk.ScrolledWindow ()
sw.set_policy (Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
sw.set_shadow_type (Gtk.ShadowType.IN)
sw.add (tv)
page1.pack_start (sw, True, True, 0)
self.treeview = tv
troubleshooter.new_page (page1, self)
def display (self):
answers = self.troubleshooter.answers
if answers['cups_queue_listed']:
return False
if not answers.get ('remote_server_cups', False):
return False
server = answers['remote_server_try_connect']
model = Gtk.ListStore (str,
str,
str,
GObject.TYPE_PYOBJECT)
self.model = model
self.treeview.set_model (model)
iter = model.append (None)
model.set (iter, 0, _("Not listed"), 1, '', 2, '', 3, 0)
parent = self.troubleshooter.get_window ()
try:
self.op = TimedOperation (cups.Connection,
kwargs={"host": server},
parent=parent)
c = self.op.run ()
self.op = TimedOperation (c.getDests, parent=parent)
dests = self.op.run ()
printers = None
dests_list = []
for (name, instance), dest in dests.items ():
if name is None:
continue
if instance is not None:
queue = "%s/%s" % (name, instance)
else:
queue = name
if printers is None:
self.op = TimedOperation (c.getPrinters)
printers = self.op.run ()
if name not in printers:
info = _("Unknown")
location = _("Unknown")
else:
printer = printers[name]
info = printer.get('printer-info', _("Unknown"))
location = printer.get('printer-location', _("Unknown"))
dests_list.append ((queue, location, info, dest))
dests_list.sort (key=lambda x: x[0])
for queue, location, info, dest in dests_list:
iter = model.append (None)
model.set (iter, 0, queue, 1, location, 2, info, 3, dest)
except cups.HTTPError:
pass
except cups.IPPError:
pass
except RuntimeError:
pass
return True
def connect_signals (self, handler):
self.signal_id = self.treeview.connect ("cursor-changed", handler)
def disconnect_signals (self):
self.treeview.disconnect (self.signal_id)
def can_click_forward (self):
model, iter = self.treeview.get_selection ().get_selected ()
if iter is None:
return False
return True
def collect_answer (self):
if not self.troubleshooter.answers.get ('remote_server_cups', False):
return {}
model, iter = self.treeview.get_selection ().get_selected ()
if not model:
return {}
dest = model.get_value (iter, 3)
if dest == 0:
class enum_dests:
def __init__ (self, model):
self.dests = []
model.foreach (self.each, None)
def each (self, model, path, iter, user_data):
dest = model.get_value (iter, 3)
if dest:
self.dests.append ((dest.name, dest.instance))
return { 'remote_cups_queue_listed': False,
'remote_cups_dests_available': enum_dests (model).dests }
else:
return { 'remote_cups_queue_listed': True,
'remote_cups_dest': dest,
'remote_cups_queue': dest.name,
'remote_cups_instance': dest.instance }
def cancel_operation (self):
self.op.cancel ()
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