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jobviewer.py
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jobviewer.py
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## Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Red Hat, Inc.
## Authors:
## Tim Waugh <[email protected]>
## Jiri Popelka <[email protected]>
## 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 asyncconn
import authconn
import cups
import dbus
import dbus.glib
import dbus.service
import threading
from gi.repository import Notify
from gi.repository import GLib
from gi.repository import GObject
from gi.repository import Gdk
from gi.repository import GdkPixbuf
from gi.repository import Gtk
from gui import GtkGUI
import monitor
import os, shutil
from gi.repository import Pango
import pwd
import smburi
import subprocess
import sys
import time
import urllib.parse
from xml.sax import saxutils
from debug import *
import config
import statereason
import errordialogs
from functools import reduce
cups.require("1.9.47")
try:
from gi.repository import GnomeKeyring
USE_KEYRING=True
except ImportError:
USE_KEYRING=False
import gettext
gettext.install(domain=config.PACKAGE, localedir=config.localedir)
from statereason import StateReason
pkgdata = config.pkgdatadir
ICON="printer"
ICON_SIZE=22
SEARCHING_ICON="document-print-preview"
# We need to call Notify.init before we can check the server for caps
Notify.init('System Config Printer Notification')
class PrinterURIIndex:
def __init__ (self, names=[]):
self.printer = {}
self.names = names
self._collect_names ()
def _collect_names (self, connection=None):
if not self.names:
return
if not connection:
try:
c = cups.Connection ()
except RuntimeError:
return
for name in self.names:
self.add_printer (name, connection=c)
self.names = []
def add_printer (self, printer, connection=None):
try:
self._map_printer (name=printer, connection=connection)
except KeyError:
return
def update_from_attrs (self, printer, attrs):
uris = []
if 'printer-uri-supported' in attrs:
uri_supported = attrs['printer-uri-supported']
if type (uri_supported) != list:
uri_supported = [uri_supported]
uris.extend (uri_supported)
if 'notify-printer-uri' in attrs:
uris.append (attrs['notify-printer-uri'])
if 'printer-more-info' in attrs:
uris.append (attrs['printer-more-info'])
for uri in uris:
self.printer[uri] = printer
def remove_printer (self, printer):
# Remove references to this printer in the URI map.
self._collect_names ()
uris = list(self.printer.keys ())
for uri in uris:
if self.printer[uri] == printer:
del self.printer[uri]
def lookup (self, uri, connection=None):
self._collect_names ()
try:
return self.printer[uri]
except KeyError:
return self._map_printer (uri=uri, connection=connection)
def all_printer_names (self):
self._collect_names ()
return set (self.printer.values ())
def lookup_cached_by_name (self, name):
self._collect_names ()
for uri, printer in self.printer.items ():
if printer == name:
return uri
raise KeyError
def _map_printer (self, uri=None, name=None, connection=None):
try:
if connection == None:
connection = cups.Connection ()
r = ['printer-name', 'printer-uri-supported', 'printer-more-info']
if uri != None:
attrs = connection.getPrinterAttributes (uri=uri,
requested_attributes=r)
else:
attrs = connection.getPrinterAttributes (name,
requested_attributes=r)
except RuntimeError:
# cups.Connection() failed
raise KeyError
except cups.IPPError:
# URI not known.
raise KeyError
name = attrs['printer-name']
self.update_from_attrs (name, attrs)
if uri != None:
self.printer[uri] = name
return name
class CancelJobsOperation(GObject.GObject):
__gsignals__ = {
'destroy': (GObject.SignalFlags.RUN_LAST, None, ()),
'job-deleted': (GObject.SignalFlags.RUN_LAST, None, (int,)),
'ipp-error': (GObject.SignalFlags.RUN_LAST, None,
(int, GObject.TYPE_PYOBJECT)),
'finished': (GObject.SignalFlags.RUN_LAST, None, ())
}
def __init__ (self, parent, host, port, encryption, jobids, purge_job):
GObject.GObject.__init__ (self)
self.jobids = list (jobids)
self.purge_job = purge_job
self.host = host
self.port = port
self.encryption = encryption
if purge_job:
if len(self.jobids) > 1:
dialog_title = _("Delete Jobs")
dialog_label = _("Do you really want to delete these jobs?")
else:
dialog_title = _("Delete Job")
dialog_label = _("Do you really want to delete this job?")
else:
if len(self.jobids) > 1:
dialog_title = _("Cancel Jobs")
dialog_label = _("Do you really want to cancel these jobs?")
else:
dialog_title = _("Cancel Job")
dialog_label = _("Do you really want to cancel this job?")
dialog = Gtk.Dialog (title=dialog_title, transient_for=parent,
modal=True, destroy_with_parent=True)
dialog.add_buttons (_("Keep Printing"), Gtk.ResponseType.NO,
dialog_title, Gtk.ResponseType.YES)
dialog.set_default_response (Gtk.ResponseType.NO)
dialog.set_border_width (6)
dialog.set_resizable (False)
hbox = Gtk.HBox.new (False, 12)
image = Gtk.Image ()
image.set_from_stock (Gtk.STOCK_DIALOG_QUESTION, Gtk.IconSize.DIALOG)
image.set_alignment (0.0, 0.0)
hbox.pack_start (image, False, False, 0)
label = Gtk.Label(label=dialog_label)
label.set_line_wrap (True)
label.set_alignment (0.0, 0.0)
hbox.pack_start (label, False, False, 0)
dialog.vbox.pack_start (hbox, False, False, 0)
dialog.connect ("response", self.on_job_cancel_prompt_response)
dialog.connect ("delete-event", self.on_job_cancel_prompt_delete)
dialog.show_all ()
self.dialog = dialog
self.connection = None
debugprint ("+%s" % self)
def __del__ (self):
debugprint ("-%s" % self)
def do_destroy (self):
if self.connection:
self.connection.destroy ()
self.connection = None
if self.dialog:
self.dialog.destroy ()
self.dialog = None
debugprint ("DESTROY: %s" % self)
def destroy (self):
self.emit ('destroy')
def on_job_cancel_prompt_delete (self, dialog, event):
self.on_job_cancel_prompt_response (dialog, Gtk.ResponseType.NO)
def on_job_cancel_prompt_response (self, dialog, response):
dialog.destroy ()
self.dialog = None
if response != Gtk.ResponseType.YES:
self.emit ('finished')
return
if len(self.jobids) == 0:
self.emit ('finished')
return
asyncconn.Connection (host=self.host,
port=self.port,
encryption=self.encryption,
reply_handler=self._connected,
error_handler=self._connect_failed)
def _connect_failed (self, connection, exc):
debugprint ("CancelJobsOperation._connect_failed %s:%s" % (connection, repr (exc)))
def _connected (self, connection, result):
self.connection = connection
if self.purge_job:
operation = _("deleting job")
else:
operation = _("canceling job")
self.connection._begin_operation (operation)
self.connection.cancelJob (self.jobids[0], self.purge_job,
reply_handler=self.cancelJob_finish,
error_handler=self.cancelJob_error)
def cancelJob_error (self, connection, exc):
debugprint ("cancelJob_error %s:%s" % (connection, repr (exc)))
if type (exc) == cups.IPPError:
(e, m) = exc.args
if (e != cups.IPP_NOT_POSSIBLE and
e != cups.IPP_NOT_FOUND):
self.emit ('ipp-error', self.jobids[0], exc)
self.cancelJob_finish(connection, None)
else:
self.connection._end_operation ()
self.connection.destroy ()
self.connection = None
self.emit ('ipp-error', self.jobids[0], exc)
# Give up.
self.emit ('finished')
return
def cancelJob_finish (self, connection, result):
debugprint ("cancelJob_finish %s:%s" % (connection, repr (result)))
self.emit ('job-deleted', self.jobids[0])
del self.jobids[0]
if not self.jobids:
# Last job canceled.
self.connection._end_operation ()
self.connection.destroy ()
self.connection = None
self.emit ('finished')
return
else:
# there are other jobs to cancel/delete
connection.cancelJob (self.jobids[0], self.purge_job,
reply_handler=self.cancelJob_finish,
error_handler=self.cancelJob_error)
class JobViewer (GtkGUI):
required_job_attributes = set(['job-k-octets',
'job-name',
'job-originating-user-name',
'job-printer-uri',
'job-state',
'time-at-creation',
'auth-info-required',
'job-preserved'])
__gsignals__ = {
'finished': (GObject.SignalFlags.RUN_LAST, None, ())
}
def __init__(self, bus=None, loop=None,
applet=False, suppress_icon_hide=False,
my_jobs=True, specific_dests=None,
parent=None):
GObject.GObject.__init__ (self)
self.loop = loop
self.applet = applet
self.suppress_icon_hide = suppress_icon_hide
self.my_jobs = my_jobs
self.specific_dests = specific_dests
notify_caps = Notify.get_server_caps ()
self.notify_has_actions = "actions" in notify_caps
self.notify_has_persistence = "persistence" in notify_caps
self.jobs = {}
self.jobiters = {}
self.jobids = []
self.jobs_attrs = {} # dict of jobid->(GtkListStore, page_index)
self.active_jobs = set() # of job IDs
self.stopped_job_prompts = set() # of job IDs
self.printer_state_reasons = {}
self.num_jobs_when_hidden = 0
self.connecting_to_device = {} # dict of printer->time first seen
self.state_reason_notifications = {}
self.auth_info_dialogs = {} # by job ID
self.job_creation_times_timer = None
self.new_printer_notifications = {}
self.completed_job_notifications = {}
self.authenticated_jobs = set() # of job IDs
self.ops = []
self.getWidgets ({"JobsWindow":
["JobsWindow",
"treeview",
"statusbar",
"toolbar"],
"statusicon_popupmenu":
["statusicon_popupmenu"]},
domain=config.PACKAGE)
job_action_group = Gtk.ActionGroup (name="JobActionGroup")
job_action_group.add_actions ([
("cancel-job", Gtk.STOCK_CANCEL, _("_Cancel"), None,
_("Cancel selected jobs"), self.on_job_cancel_activate),
("delete-job", Gtk.STOCK_DELETE, _("_Delete"), None,
_("Delete selected jobs"), self.on_job_delete_activate),
("hold-job", Gtk.STOCK_MEDIA_PAUSE, _("_Hold"), None,
_("Hold selected jobs"), self.on_job_hold_activate),
("release-job", Gtk.STOCK_MEDIA_PLAY, _("_Release"), None,
_("Release selected jobs"), self.on_job_release_activate),
("reprint-job", Gtk.STOCK_REDO, _("Re_print"), None,
_("Reprint selected jobs"), self.on_job_reprint_activate),
("retrieve-job", Gtk.STOCK_SAVE_AS, _("Re_trieve"), None,
_("Retrieve selected jobs"), self.on_job_retrieve_activate),
("move-job", None, _("_Move To"), None, None, None),
("authenticate-job", None, _("_Authenticate"), None, None,
self.on_job_authenticate_activate),
("job-attributes", None, _("_View Attributes"), None, None,
self.on_job_attributes_activate),
("close", Gtk.STOCK_CLOSE, None, "<ctrl>w",
_("Close this window"), self.on_delete_event)
])
self.job_ui_manager = Gtk.UIManager ()
self.job_ui_manager.insert_action_group (job_action_group, -1)
self.job_ui_manager.add_ui_from_string (
"""
<ui>
<accelerator action="cancel-job"/>
<accelerator action="delete-job"/>
<accelerator action="hold-job"/>
<accelerator action="release-job"/>
<accelerator action="reprint-job"/>
<accelerator action="retrieve-job"/>
<accelerator action="move-job"/>
<accelerator action="authenticate-job"/>
<accelerator action="job-attributes"/>
<accelerator action="close"/>
</ui>
"""
)
self.job_ui_manager.ensure_update ()
self.JobsWindow.add_accel_group (self.job_ui_manager.get_accel_group ())
self.job_context_menu = Gtk.Menu ()
for action_name in ["cancel-job",
"delete-job",
"hold-job",
"release-job",
"reprint-job",
"retrieve-job",
"move-job",
None,
"authenticate-job",
"job-attributes"]:
if not action_name:
item = Gtk.SeparatorMenuItem ()
else:
action = job_action_group.get_action (action_name)
action.set_sensitive (False)
item = action.create_menu_item ()
if action_name == 'move-job':
self.move_job_menuitem = item
printers = Gtk.Menu ()
item.set_submenu (printers)
item.show ()
self.job_context_menu.append (item)
for action_name in ["cancel-job",
"delete-job",
"hold-job",
"release-job",
"reprint-job",
"retrieve-job",
"close"]:
action = job_action_group.get_action (action_name)
action.set_sensitive (action_name == "close")
action.set_is_important (action_name == "close")
item = action.create_tool_item ()
item.show ()
self.toolbar.insert (item, -1)
for skip, ellipsize, name, setter in \
[(False, False, _("Job"), self._set_job_job_number_text),
(True, False, _("User"), self._set_job_user_text),
(False, True, _("Document"), self._set_job_document_text),
(False, True, _("Printer"), self._set_job_printer_text),
(False, False, _("Size"), self._set_job_size_text)]:
if applet and skip:
# Skip the user column when running as applet.
continue
cell = Gtk.CellRendererText()
if ellipsize:
# Ellipsize the 'Document' and 'Printer' columns.
cell.set_property ("ellipsize", Pango.EllipsizeMode.END)
cell.set_property ("width-chars", 20)
column = Gtk.TreeViewColumn(name, cell)
column.set_cell_data_func (cell, setter, None)
column.set_resizable(True)
self.treeview.append_column(column)
cell = Gtk.CellRendererText ()
column = Gtk.TreeViewColumn (_("Time submitted"), cell, text=1)
column.set_resizable (True)
self.treeview.append_column (column)
column = Gtk.TreeViewColumn (_("Status"))
icon = Gtk.CellRendererPixbuf ()
column.pack_start (icon, False)
text = Gtk.CellRendererText ()
text.set_property ("ellipsize", Pango.EllipsizeMode.END)
text.set_property ("width-chars", 20)
column.pack_start (text, True)
column.set_cell_data_func (icon, self._set_job_status_icon, None)
column.set_cell_data_func (text, self._set_job_status_text, None)
self.treeview.append_column (column)
self.store = Gtk.TreeStore(int, str)
self.store.set_sort_column_id (0, Gtk.SortType.DESCENDING)
self.treeview.set_model(self.store)
self.treeview.set_rules_hint (True)
self.selection = self.treeview.get_selection()
self.selection.set_mode(Gtk.SelectionMode.MULTIPLE)
self.selection.connect('changed', self.on_selection_changed)
self.treeview.connect ('button_release_event',
self.on_treeview_button_release_event)
self.treeview.connect ('popup-menu', self.on_treeview_popup_menu)
self.JobsWindow.set_icon_name (ICON)
self.JobsWindow.hide ()
if specific_dests:
the_dests = reduce (lambda x, y: x + ", " + y, specific_dests)
if my_jobs:
if specific_dests:
title = _("my jobs on %s") % the_dests
else:
title = _("my jobs")
else:
if specific_dests:
title = "%s" % the_dests
else:
title = _("all jobs")
self.JobsWindow.set_title (_("Document Print Status (%s)") % title)
if parent:
self.JobsWindow.set_transient_for (parent)
def load_icon(theme, icon):
try:
pixbuf = theme.load_icon (icon, ICON_SIZE, 0)
except GObject.GError:
debugprint ("No %s icon available" % icon)
# Just create an empty pixbuf.
pixbuf = GdkPixbuf.Pixbuf.new (GdkPixbuf.Colorspace.RGB,
True, 8, ICON_SIZE, ICON_SIZE)
pixbuf.fill (0)
return pixbuf
theme = Gtk.IconTheme.get_default ()
self.icon_jobs = load_icon (theme, ICON)
self.icon_jobs_processing = load_icon (theme, "printer-printing")
self.icon_no_jobs = self.icon_jobs.copy ()
self.icon_no_jobs.fill (0)
self.icon_jobs.composite (self.icon_no_jobs,
0, 0,
self.icon_no_jobs.get_width(),
self.icon_no_jobs.get_height(),
0, 0,
1.0, 1.0,
GdkPixbuf.InterpType.BILINEAR,
127)
if self.applet and not self.notify_has_persistence:
self.statusicon = Gtk.StatusIcon ()
self.statusicon.set_from_pixbuf (self.icon_no_jobs)
self.statusicon.connect ('activate', self.toggle_window_display)
self.statusicon.connect ('popup-menu', self.on_icon_popupmenu)
self.statusicon.set_visible (False)
# D-Bus
if bus == None:
bus = dbus.SystemBus ()
self.connect_signals ()
self.set_process_pending (True)
self.host = cups.getServer ()
self.port = cups.getPort ()
self.encryption = cups.getEncryption ()
self.monitor = monitor.Monitor (bus=bus, my_jobs=my_jobs,
specific_dests=specific_dests,
host=self.host, port=self.port,
encryption=self.encryption)
self.monitor.connect ('refresh', self.on_refresh)
self.monitor.connect ('job-added', self.job_added)
self.monitor.connect ('job-event', self.job_event)
self.monitor.connect ('job-removed', self.job_removed)
self.monitor.connect ('state-reason-added', self.state_reason_added)
self.monitor.connect ('state-reason-removed', self.state_reason_removed)
self.monitor.connect ('still-connecting', self.still_connecting)
self.monitor.connect ('now-connected', self.now_connected)
self.monitor.connect ('printer-added', self.printer_added)
self.monitor.connect ('printer-event', self.printer_event)
self.monitor.connect ('printer-removed', self.printer_removed)
self.monitor.refresh ()
self.my_monitor = None
if not my_jobs:
self.my_monitor = monitor.Monitor(bus=bus, my_jobs=True,
host=self.host, port=self.port,
encryption=self.encryption)
self.my_monitor.connect ('job-added', self.job_added)
self.my_monitor.connect ('job-event', self.job_event)
self.my_monitor.refresh ()
if not self.applet:
self.JobsWindow.show ()
self.JobsAttributesWindow = Gtk.Window()
self.JobsAttributesWindow.set_title (_("Job attributes"))
self.JobsAttributesWindow.set_position(Gtk.WindowPosition.MOUSE)
self.JobsAttributesWindow.set_default_size(600, 600)
self.JobsAttributesWindow.set_transient_for (self.JobsWindow)
self.JobsAttributesWindow.connect("delete_event",
self.job_attributes_on_delete_event)
self.JobsAttributesWindow.add_accel_group (self.job_ui_manager.get_accel_group ())
attrs_action_group = Gtk.ActionGroup (name="AttrsActionGroup")
attrs_action_group.add_actions ([
("close", Gtk.STOCK_CLOSE, None, "<ctrl>w",
_("Close this window"), self.job_attributes_on_delete_event)
])
self.attrs_ui_manager = Gtk.UIManager ()
self.attrs_ui_manager.insert_action_group (attrs_action_group, -1)
self.attrs_ui_manager.add_ui_from_string (
"""
<ui>
<accelerator action="close"/>
</ui>
"""
)
self.attrs_ui_manager.ensure_update ()
self.JobsAttributesWindow.add_accel_group (self.attrs_ui_manager.get_accel_group ())
vbox = Gtk.VBox ()
self.JobsAttributesWindow.add (vbox)
toolbar = Gtk.Toolbar ()
action = self.attrs_ui_manager.get_action ("/close")
item = action.create_tool_item ()
item.set_is_important (True)
toolbar.insert (item, 0)
vbox.pack_start (toolbar, False, False, 0)
self.notebook = Gtk.Notebook()
vbox.pack_start (self.notebook, True, True, 0)
def cleanup (self):
self.monitor.cleanup ()
if self.my_monitor:
self.my_monitor.cleanup ()
self.JobsWindow.hide ()
# Close any open notifications.
for l in [self.new_printer_notifications.values (),
self.state_reason_notifications.values ()]:
for notification in l:
if getattr (notification, 'closed', None) != True:
try:
notification.close ()
except GLib.GError:
# Can fail if the notification wasn't even shown
# yet (as in bug #571603).
pass
notification.closed = True
if self.job_creation_times_timer != None:
GLib.source_remove (self.job_creation_times_timer)
self.job_creation_times_timer = None
for op in self.ops:
op.destroy ()
if self.applet and not self.notify_has_persistence:
self.statusicon.set_visible (False)
self.emit ('finished')
def set_process_pending (self, whether):
self.process_pending_events = whether
def on_delete_event(self, *args):
if self.applet or not self.loop:
self.JobsWindow.hide ()
self.JobsWindow.visible = False
if not self.applet:
# Being run from main app, not applet
self.cleanup ()
else:
self.loop.quit ()
return True
def job_attributes_on_delete_event(self, widget, event=None):
for page in range(self.notebook.get_n_pages()):
self.notebook.remove_page(-1)
self.jobs_attrs = {}
self.JobsAttributesWindow.hide()
return True
def show_IPP_Error(self, exception, message):
return errordialogs.show_IPP_Error (exception, message, self.JobsWindow)
def toggle_window_display(self, icon, force_show=False):
visible = getattr (self.JobsWindow, 'visible', None)
if force_show:
visible = False
if self.notify_has_persistence:
if visible:
self.JobsWindow.hide ()
else:
self.JobsWindow.show ()
else:
if visible:
w = self.JobsWindow.get_window()
aw = self.JobsAttributesWindow.get_window()
(loc, s, area, o) = self.statusicon.get_geometry ()
if loc:
w.set_skip_taskbar_hint (True)
if aw != None:
aw.set_skip_taskbar_hint (True)
self.JobsWindow.iconify ()
else:
self.JobsWindow.set_visible (False)
else:
self.JobsWindow.present ()
self.JobsWindow.set_skip_taskbar_hint (False)
aw = self.JobsAttributesWindow.get_window()
if aw != None:
aw.set_skip_taskbar_hint (False)
self.JobsWindow.visible = not visible
def on_show_completed_jobs_clicked(self, toggletoolbutton):
if toggletoolbutton.get_active():
which_jobs = "all"
else:
which_jobs = "not-completed"
self.monitor.refresh(which_jobs=which_jobs, refresh_all=False)
if self.my_monitor:
self.my_monitor.refresh(which_jobs=which_jobs, refresh_all=False)
def update_job_creation_times(self):
now = time.time ()
need_update = False
for job, data in self.jobs.items():
t = _("Unknown")
if 'time-at-creation' in data:
created = data['time-at-creation']
ago = now - created
need_update = True
if ago < 2 * 60:
t = _("a minute ago")
elif ago < 60 * 60:
mins = int (ago / 60)
t = _("%d minutes ago") % mins
elif ago < 24 * 60 * 60:
hours = int (ago / (60 * 60))
if hours == 1:
t = _("an hour ago")
else:
t = _("%d hours ago") % hours
elif ago < 7 * 24 * 60 * 60:
days = int (ago / (24 * 60 * 60))
if days == 1:
t = _("yesterday")
else:
t = _("%d days ago") % days
elif ago < 6 * 7 * 24 * 60 * 60:
weeks = int (ago / (7 * 24 * 60 * 60))
if weeks == 1:
t = _("last week")
else:
t = _("%d weeks ago") % weeks
else:
need_update = False
t = time.strftime ("%B %Y", time.localtime (created))
if job in self.jobiters:
iter = self.jobiters[job]
self.store.set_value (iter, 1, t)
if need_update and not self.job_creation_times_timer:
def update_times_with_locking ():
Gdk.threads_enter ()
ret = self.update_job_creation_times ()
Gdk.threads_leave ()
return ret
t = GLib.timeout_add_seconds (60, update_times_with_locking)
self.job_creation_times_timer = t
if not need_update:
if self.job_creation_times_timer:
GLib.source_remove (self.job_creation_times_timer)
self.job_creation_times_timer = None
# Return code controls whether the timeout will recur.
return need_update
def print_error_dialog_response(self, dialog, response, jobid):
dialog.hide ()
dialog.destroy ()
self.stopped_job_prompts.remove (jobid)
if response == Gtk.ResponseType.NO:
# Diagnose
if 'troubleshooter' not in self.__dict__:
import troubleshoot
troubleshooter = troubleshoot.run (self.on_troubleshoot_quit)
self.troubleshooter = troubleshooter
def on_troubleshoot_quit(self, troubleshooter):
del self.troubleshooter
def add_job (self, job, data, connection=None):
self.update_job (job, data, connection=connection)
# There may have been an error fetching additional attributes,
# in which case we need to give up.
if job not in self.jobs:
return
store = self.store
iter = self.store.append (None)
store.set_value (iter, 0, job)
debugprint ("Job %d added" % job)
self.jobiters[job] = iter
range = self.treeview.get_visible_range ()
if range != None:
(start, end) = range
if (self.store.get_sort_column_id () == (0,
Gtk.SortType.DESCENDING) and
start == Gtk.TreePath(1)):
# This job was added job above the visible range, and
# we are sorting by descending job ID. Scroll to it.
self.treeview.scroll_to_cell (Gtk.TreePath(), None,
False, 0.0, 0.0)
if not self.job_creation_times_timer:
def start_updating_job_creation_times():
Gdk.threads_enter ()
self.update_job_creation_times ()
Gdk.threads_leave ()
return False
GLib.timeout_add (500, start_updating_job_creation_times)
def update_monitor (self):
self.monitor.update ()
if self.my_monitor:
self.my_monitor.update ()
def update_job (self, job, data, connection=None):
# Fetch required attributes for this job if they are missing.
r = self.required_job_attributes - set (data.keys ())
# If we are showing attributes of this job at this moment, update them.
if job in self.jobs_attrs:
self.update_job_attributes_viewer(job)
if r:
attrs = None
try:
if connection == None:
connection = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
debugprint ("requesting %s" % r)
r = list (r)
attrs = connection.getJobAttributes (job,
requested_attributes=r)
except RuntimeError:
pass
except AttributeError:
pass
except cups.IPPError:
# someone else may have purged the job
return
if attrs:
data.update (attrs)
self.jobs[job] = data
job_requires_auth = False
try:
jstate = data.get ('job-state', cups.IPP_JOB_PROCESSING)
s = int (jstate)
if s in [cups.IPP_JOB_HELD, cups.IPP_JOB_STOPPED]:
jattrs = ['job-state', 'job-hold-until', 'job-printer-uri']
pattrs = ['auth-info-required', 'device-uri']
# The current job-printer-uri may differ from the one that
# is returned when we request it over the connection.
# So while we use it to query the printer attributes we
# Update it afterwards to make sure that we really
# have the one cups uses in the job attributes.
uri = data.get ('job-printer-uri')
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
attrs = c.getPrinterAttributes (uri = uri,
requested_attributes=pattrs)
try:
auth_info_required = attrs['auth-info-required']
except KeyError:
debugprint ("No auth-info-required attribute; "
"guessing instead")
auth_info_required = ['username', 'password']
if not isinstance (auth_info_required, list):
auth_info_required = [auth_info_required]
attrs['auth-info-required'] = auth_info_required
data.update (attrs)
attrs = c.getJobAttributes (job,
requested_attributes=jattrs)
data.update (attrs)
jstate = data.get ('job-state', cups.IPP_JOB_PROCESSING)
s = int (jstate)
except ValueError:
pass
except RuntimeError:
pass
except cups.IPPError:
pass
# Invalidate the cached status description and redraw the treeview.
try:
del data['_status_text']
except KeyError:
pass
self.treeview.queue_draw ()
# Check whether authentication is required.
job_requires_auth = (s == cups.IPP_JOB_HELD and
data.get ('job-hold-until', 'none') ==
'auth-info-required')
if job_requires_auth:
# Try to get the authentication information. If we are not
# running as an applet just try to get the information silently
# and not prompt the user.
self.get_authentication (job, data.get ('device-uri'),
data.get ('job-printer-uri'),
data.get ('auth-info-required', []),
self.applet)
self.submenu_set = False
self.update_sensitivity ()
def get_authentication (self, job, device_uri, printer_uri,
auth_info_required, show_dialog):
# Check if we have requested authentication for this job already
if job not in self.auth_info_dialogs:
try:
cups.require ("1.9.37")
except:
debugprint ("Authentication required but "
"authenticateJob() not available")
return
# Find out which auth-info is required.
try_keyring = USE_KEYRING
informational_attrs = dict()
auth_info = None
if try_keyring and 'password' in auth_info_required:
(scheme, rest) = urllib.parse.splittype (device_uri)
if scheme == 'smb':
uri = smburi.SMBURI (uri=device_uri)
(group, server, share,
user, password) = uri.separate ()
informational_attrs["domain"] = str (group)
else:
(serverport, rest) = urllib.parse.splithost (rest)
if serverport == None:
server = None
else:
(server, port) = urllib.parse.splitnport (serverport)
if scheme == None or server == None:
try_keyring = False
else:
informational_attrs.update ({ "server": str (server.lower ()),
"protocol": str (scheme)})
if job in self.authenticated_jobs:
# We've already tried to authenticate this job before.
try_keyring = False
# To increase compatibility and resolve problems with
# multiple printers on one host we use the printers URI
# as the identifying attribute. Versions <= 1.4.4 used
# a combination of domain / server / protocol instead.
# The old attributes are still used as a fallback for identifying
# the secret but are otherwise only informational.
identifying_attrs = { "uri": str (printer_uri) }
if try_keyring and 'password' in auth_info_required:
type = GnomeKeyring.ItemType.NETWORK_PASSWORD
for keyring_attrs in [identifying_attrs, informational_attrs]:
attrs = GnomeKeyring.Attribute.list_new ()
for key, val in keyring_attrs.items ():
GnomeKeyring.Attribute.list_append_string (attrs,
key,
val)
(result, items) = GnomeKeyring.find_items_sync (type,
attrs)
if result == GnomeKeyring.Result.OK:
auth_info = ['' for x in auth_info_required]
ind = auth_info_required.index ('username')
for attr in GnomeKeyring.attribute_list_to_glist (
items[0].attributes):
# It might be safe to assume here that the
# user element is always the second item in a
# NETWORK_PASSWORD element but lets make sure.
if attr.name == 'user':
auth_info[ind] = attr.get_string()
break
else: