/usr/share/system-config-printer/jobviewer.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.
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## 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 asyncconn
import authconn
import cups
import dbus
import dbus.glib
import dbus.service
import threading
import gi
gi.require_version('Notify', '0.7')
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:
gi.require_version('GnomeKeyring', '1.0')
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=None):
self.printer = {}
if names is None:
names = []
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 is None:
connection = cups.Connection ()
r = ['printer-name', 'printer-uri-supported', 'printer-more-info']
if uri is not 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 is not 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 is 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 is not 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 is not 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 is not 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 is not 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 is 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 is None:
server = None
else:
(server, port) = urllib.parse.splitnport (serverport)
if scheme is None or server is 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:
debugprint ("Did not find username keyring "
"attributes.")
ind = auth_info_required.index ('password')
auth_info[ind] = items[0].secret
break
else:
debugprint ("Failed to find secret in keyring.")
if try_keyring:
try:
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
try_keyring = False
if try_keyring and auth_info is not None:
try:
c._begin_operation (_("authenticating job"))
c.authenticateJob (job, auth_info)
c._end_operation ()
self.update_monitor ()
debugprint ("Automatically authenticated job %d" % job)
self.authenticated_jobs.add (job)
return
except cups.IPPError:
c._end_operation ()
nonfatalException ()
return
except:
c._end_operation ()
nonfatalException ()
if auth_info_required and show_dialog:
username = pwd.getpwuid (os.getuid ())[0]
keyring_attrs = informational_attrs.copy()
keyring_attrs.update(identifying_attrs)
keyring_attrs["user"] = str (username)
self.display_auth_info_dialog (job, keyring_attrs)
def display_auth_info_dialog (self, job, keyring_attrs=None):
data = self.jobs[job]
auth_info_required = data['auth-info-required']
dialog = authconn.AuthDialog (auth_info_required=auth_info_required,
allow_remember=USE_KEYRING)
dialog.keyring_attrs = keyring_attrs
dialog.auth_info_required = auth_info_required
dialog.set_position (Gtk.WindowPosition.CENTER)
# Pre-fill 'username' field.
auth_info = ['' for x in auth_info_required]
username = pwd.getpwuid (os.getuid ())[0]
if 'username' in auth_info_required:
try:
ind = auth_info_required.index ('username')
auth_info[ind] = username
dialog.set_auth_info (auth_info)
except:
nonfatalException ()
# Focus on the first empty field.
index = 0
for field in auth_info_required:
if auth_info[index] == '':
dialog.field_grab_focus (field)
break
index += 1
dialog.set_prompt (_("Authentication required for "
"printing document `%s' (job %d)") %
(data.get('job-name', _("Unknown")),
job))
self.auth_info_dialogs[job] = dialog
dialog.connect ('response', self.auth_info_dialog_response)
dialog.connect ('delete-event', self.auth_info_dialog_delete)
dialog.job_id = job
dialog.show_all ()
dialog.set_keep_above (True)
dialog.show_now ()
def auth_info_dialog_delete (self, dialog, event):
self.auth_info_dialog_response (dialog, Gtk.ResponseType.CANCEL)
def auth_info_dialog_response (self, dialog, response):
jobid = dialog.job_id
del self.auth_info_dialogs[jobid]
if response != Gtk.ResponseType.OK:
dialog.destroy ()
return
auth_info = dialog.get_auth_info ()
try:
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
debugprint ("Error connecting to CUPS for authentication")
return
remember = False
c._begin_operation (_("authenticating job"))
try:
c.authenticateJob (jobid, auth_info)
remember = dialog.get_remember_password ()
self.authenticated_jobs.add (jobid)
self.update_monitor ()
except cups.IPPError as e:
(e, m) = e.args
self.show_IPP_Error (e, m)
c._end_operation ()
if remember:
try:
(result, keyring) = GnomeKeyring.get_default_keyring_sync ()
type = GnomeKeyring.ItemType.NETWORK_PASSWORD
keyring_attrs = getattr (dialog,
"keyring_attrs",
None)
auth_info_required = getattr (dialog,
"auth_info_required",
None)
if keyring_attrs is not None and auth_info_required is not None:
try:
ind = auth_info_required.index ('username')
keyring_attrs['user'] = auth_info[ind]
except IndexError:
pass
name = "%s@%s (%s)" % (keyring_attrs.get ("user"),
keyring_attrs.get ("server"),
keyring_attrs.get ("protocol"))
ind = auth_info_required.index ('password')
secret = auth_info[ind]
attrs = GnomeKeyring.Attribute.list_new ()
for key, val in keyring_attrs.items ():
GnomeKeyring.Attribute.list_append_string (attrs,
key,
val)
(result, id) = GnomeKeyring.item_create_sync (keyring,
type,
name,
attrs,
secret,
True)
debugprint ("keyring: created id %d for %s" % (id, name))
except:
nonfatalException ()
dialog.destroy ()
def set_statusicon_visibility (self):
if not self.applet:
return
if self.suppress_icon_hide:
# Avoid hiding the icon if we've been woken up to notify
# about a new printer.
self.suppress_icon_hide = False
return
open_notifications = len (self.new_printer_notifications.keys ())
open_notifications += len (self.completed_job_notifications.keys ())
for reason, notification in self.state_reason_notifications.items():
if getattr (notification, 'closed', None) != True:
open_notifications += 1
num_jobs = len (self.active_jobs)
debugprint ("open notifications: %d" % open_notifications)
debugprint ("num_jobs: %d" % num_jobs)
debugprint ("num_jobs_when_hidden: %d" % self.num_jobs_when_hidden)
if self.notify_has_persistence:
return
# Don't handle tooltips during the mainloop recursion at the
# end of this function as it seems to cause havoc (bug #664044,
# bug #739745).
self.statusicon.set_has_tooltip (False)
self.statusicon.set_visible (open_notifications > 0 or
num_jobs > self.num_jobs_when_hidden)
# Let the icon show/hide itself before continuing.
while self.process_pending_events and Gtk.events_pending ():
Gtk.main_iteration ()
def on_treeview_popup_menu (self, treeview):
event = Gdk.Event (Gdk.EventType.NOTHING)
self.show_treeview_popup_menu (treeview, event, 0)
def on_treeview_button_release_event(self, treeview, event):
if event.button == 3:
self.show_treeview_popup_menu (treeview, event, event.button)
def update_sensitivity (self, selection = None):
if (selection is None):
selection = self.treeview.get_selection ()
(model, pathlist) = selection.get_selected_rows()
cancel = self.job_ui_manager.get_action ("/cancel-job")
delete = self.job_ui_manager.get_action ("/delete-job")
hold = self.job_ui_manager.get_action ("/hold-job")
release = self.job_ui_manager.get_action ("/release-job")
reprint = self.job_ui_manager.get_action ("/reprint-job")
retrieve = self.job_ui_manager.get_action ("/retrieve-job")
authenticate = self.job_ui_manager.get_action ("/authenticate-job")
attributes = self.job_ui_manager.get_action ("/job-attributes")
move = self.job_ui_manager.get_action ("/move-job")
if len (pathlist) == 0:
for widget in [cancel, delete, hold, release, reprint, retrieve,
move, authenticate, attributes]:
widget.set_sensitive (False)
return
cancel_sensitive = True
hold_sensitive = True
release_sensitive = True
reprint_sensitive = True
authenticate_sensitive = True
move_sensitive = False
other_printers = self.printer_uri_index.all_printer_names ()
job_printers = dict()
self.jobids = []
for path in pathlist:
iter = self.store.get_iter (path)
jobid = self.store.get_value (iter, 0)
self.jobids.append(jobid)
job = self.jobs[jobid]
if 'job-state' in job:
s = job['job-state']
if s >= cups.IPP_JOB_CANCELED:
cancel_sensitive = False
if s != cups.IPP_JOB_PENDING:
hold_sensitive = False
if s != cups.IPP_JOB_HELD:
release_sensitive = False
if (not job.get('job-preserved', False)):
reprint_sensitive = False
if (job.get ('job-state',
cups.IPP_JOB_CANCELED) != cups.IPP_JOB_HELD or
job.get ('job-hold-until', 'none') != 'auth-info-required'):
authenticate_sensitive = False
uri = job.get ('job-printer-uri', None)
if uri:
try:
printer = self.printer_uri_index.lookup (uri)
except KeyError:
printer = uri
job_printers[printer] = uri
if len (job_printers.keys ()) == 1:
try:
other_printers.remove (list(job_printers.keys ())[0])
except KeyError:
pass
if len (other_printers) > 0:
printers_menu = Gtk.Menu ()
other_printers = list (other_printers)
other_printers.sort ()
for printer in other_printers:
try:
uri = self.printer_uri_index.lookup_cached_by_name (printer)
except KeyError:
uri = None
menuitem = Gtk.MenuItem (label=printer)
menuitem.set_sensitive (uri is not None)
menuitem.show ()
self._submenu_connect_hack (menuitem,
self.on_job_move_activate,
uri)
printers_menu.append (menuitem)
self.move_job_menuitem.set_submenu (printers_menu)
move_sensitive = True
cancel.set_sensitive(cancel_sensitive)
delete.set_sensitive(not cancel_sensitive)
hold.set_sensitive(hold_sensitive)
release.set_sensitive(release_sensitive)
reprint.set_sensitive(reprint_sensitive)
retrieve.set_sensitive(reprint_sensitive)
move.set_sensitive (move_sensitive)
authenticate.set_sensitive(authenticate_sensitive)
attributes.set_sensitive(True)
def on_selection_changed (self, selection):
self.update_sensitivity (selection)
def show_treeview_popup_menu (self, treeview, event, event_button):
# Right-clicked.
self.job_context_menu.popup (None, None, None, None, event_button,
event.get_time ())
def on_icon_popupmenu(self, icon, button, time):
self.statusicon_popupmenu.popup (None, None, None, None, button, time)
def on_icon_hide_activate(self, menuitem):
self.num_jobs_when_hidden = len (self.jobs.keys ())
self.set_statusicon_visibility ()
def on_icon_configure_printers_activate(self, menuitem):
env = {}
for name, value in os.environ.items ():
if name == "SYSTEM_CONFIG_PRINTER_UI":
continue
env[name] = value
p = subprocess.Popen ([ "system-config-printer" ],
close_fds=True, env=env)
GLib.timeout_add_seconds (10, self.poll_subprocess, p)
def poll_subprocess(self, process):
returncode = process.poll ()
return returncode is None
def on_icon_quit_activate (self, menuitem):
self.cleanup ()
if self.loop:
self.loop.quit ()
def on_job_cancel_activate(self, menuitem):
self.on_job_cancel_activate2(False)
def on_job_delete_activate(self, menuitem):
self.on_job_cancel_activate2(True)
def on_job_cancel_activate2(self, purge_job):
if self.jobids:
op = CancelJobsOperation (self.JobsWindow, self.host, self.port,
self.encryption, self.jobids, purge_job)
self.ops.append (op)
op.connect ('finished', self.on_canceljobs_finished)
op.connect ('ipp-error', self.on_canceljobs_error)
def on_canceljobs_finished (self, canceljobsoperation):
canceljobsoperation.destroy ()
i = self.ops.index (canceljobsoperation)
del self.ops[i]
self.update_monitor ()
def on_canceljobs_error (self, canceljobsoperation, jobid, exc):
self.update_monitor ()
if type (exc) == cups.IPPError:
(e, m) = exc.args
if (e != cups.IPP_NOT_POSSIBLE and
e != cups.IPP_NOT_FOUND):
self.show_IPP_Error (e, m)
return
raise exc
def on_job_hold_activate(self, menuitem):
try:
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
return
for jobid in self.jobids:
c._begin_operation (_("holding job"))
try:
c.setJobHoldUntil (jobid, "indefinite")
except cups.IPPError as e:
(e, m) = e.args
if (e != cups.IPP_NOT_POSSIBLE and
e != cups.IPP_NOT_FOUND):
self.show_IPP_Error (e, m)
self.update_monitor ()
c._end_operation ()
return
c._end_operation ()
del c
self.update_monitor ()
def on_job_release_activate(self, menuitem):
try:
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
return
for jobid in self.jobids:
c._begin_operation (_("releasing job"))
try:
c.setJobHoldUntil (jobid, "no-hold")
except cups.IPPError as e:
(e, m) = e.args
if (e != cups.IPP_NOT_POSSIBLE and
e != cups.IPP_NOT_FOUND):
self.show_IPP_Error (e, m)
self.update_monitor ()
c._end_operation ()
return
c._end_operation ()
del c
self.update_monitor ()
def on_job_reprint_activate(self, menuitem):
try:
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
for jobid in self.jobids:
c.restartJob (jobid)
del c
except cups.IPPError as e:
(e, m) = e.args
self.show_IPP_Error (e, m)
self.update_monitor ()
return
except RuntimeError:
return
self.update_monitor ()
def on_job_retrieve_activate(self, menuitem):
try:
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
return
for jobid in self.jobids:
try:
attrs=c.getJobAttributes(jobid)
printer_uri=attrs['job-printer-uri']
try:
document_count = attrs['number-of-documents']
except KeyError:
document_count = attrs.get ('document-count', 0)
for document_number in range(1, document_count+1):
document=c.getDocument(printer_uri, jobid, document_number)
tempfile = document.get('file')
name = document.get('document-name')
format = document.get('document-format', '')
# if there's no document-name retrieved
if name is None:
# give the default filename some meaningful name
name = _("retrieved")+str(document_number)
# add extension according to format
if format == 'application/postscript':
name = name + ".ps"
elif format.find('application/vnd.') != -1:
name = name + format.replace('application/vnd', '')
elif format.find('application/') != -1:
name = name + format.replace('application/', '.')
if tempfile is not None:
dialog = Gtk.FileChooserDialog (title=_("Save File"),
transient_for=self.JobsWindow,
action=Gtk.FileChooserAction.SAVE)
dialog.add_buttons (
Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL,
Gtk.STOCK_SAVE, Gtk.ResponseType.OK)
dialog.set_current_name(name)
dialog.set_do_overwrite_confirmation(True)
response = dialog.run()
if response == Gtk.ResponseType.OK:
file_to_save = dialog.get_filename()
try:
shutil.copyfile(tempfile, file_to_save)
except (IOError, shutil.Error):
debugprint("Unable to save file "+file_to_save)
elif response == Gtk.ResponseType.CANCEL:
pass
dialog.destroy()
os.unlink(tempfile)
else:
debugprint("Unable to retrieve file from job file")
return
except cups.IPPError as e:
(e, m) = e.args
self.show_IPP_Error (e, m)
self.update_monitor ()
return
del c
self.update_monitor ()
def _submenu_connect_hack (self, item, callback, *args):
# See https://bugzilla.gnome.org/show_bug.cgi?id=695488
only_once = threading.Semaphore (1)
def handle_event (item, event=None):
if only_once.acquire (False):
GObject.idle_add (callback, item, *args)
return (item.connect ('button-press-event', handle_event),
item.connect ('activate', handle_event))
def on_job_move_activate(self, menuitem, job_printer_uri):
try:
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
for jobid in self.jobids:
c.moveJob (job_id=jobid, job_printer_uri=job_printer_uri)
del c
except cups.IPPError as e:
(e, m) = e.args
self.show_IPP_Error (e, m)
self.update_monitor ()
return
except RuntimeError:
return
self.update_monitor ()
def on_job_authenticate_activate(self, menuitem):
try:
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
return False
jattrs_req = ['job-printer-uri']
pattrs_req = ['auth-info-required', 'device-uri']
for jobid in self.jobids:
# Get the requried attributes for this job
jattrs = c.getJobAttributes (jobid,
requested_attributes=jattrs_req)
uri = jattrs.get ('job-printer-uri')
pattrs = c.getPrinterAttributes (uri = uri,
requested_attributes=pattrs_req)
try:
auth_info_required = pattrs['auth-info-required']
except KeyError:
debugprint ("No auth-info-required attribute; "
"guessing instead")
auth_info_required = ['username', 'password']
self.get_authentication (jobid, pattrs.get ('device-uri'),
uri, auth_info_required, True)
def on_refresh_clicked(self, toolbutton):
self.monitor.refresh ()
if self.my_monitor:
self.my_monitor.refresh ()
self.update_job_creation_times ()
def on_job_attributes_activate(self, menuitem):
""" For every selected job create notebook page with attributes. """
try:
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
return False
for jobid in self.jobids:
if jobid not in self.jobs_attrs:
# add new notebook page with scrollable treeview
scrolledwindow = Gtk.ScrolledWindow()
label = Gtk.Label(label=str(jobid)) # notebook page has label with jobid
page_index = self.notebook.append_page(scrolledwindow, label)
attr_treeview = Gtk.TreeView()
scrolledwindow.add(attr_treeview)
cell = Gtk.CellRendererText ()
attr_treeview.insert_column_with_attributes(0, _("Name"),
cell, text=0)
cell = Gtk.CellRendererText ()
attr_treeview.insert_column_with_attributes(1, _("Value"),
cell, text=1)
attr_store = Gtk.ListStore(str, str)
attr_treeview.set_model(attr_store)
attr_treeview.get_selection().set_mode(Gtk.SelectionMode.NONE)
attr_store.set_sort_column_id (0, Gtk.SortType.ASCENDING)
self.jobs_attrs[jobid] = (attr_store, page_index)
self.update_job_attributes_viewer (jobid, conn=c)
self.JobsAttributesWindow.show_all ()
def update_job_attributes_viewer(self, jobid, conn=None):
""" Update attributes store with new values. """
if conn is not None:
c = conn
else:
try:
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
return False
if jobid in self.jobs_attrs:
(attr_store, page) = self.jobs_attrs[jobid]
try:
attrs = c.getJobAttributes(jobid) # new attributes
except AttributeError:
return
except cups.IPPError:
# someone else may have purged the job,
# remove jobs notebook page
self.notebook.remove_page(page)
del self.jobs_attrs[jobid]
return
attr_store.clear() # remove old attributes
for name, value in attrs.items():
if name in ['job-id', 'job-printer-up-time']:
continue
attr_store.append([name, str(value)])
def job_is_active (self, jobdata):
state = jobdata.get ('job-state', cups.IPP_JOB_CANCELED)
if state >= cups.IPP_JOB_CANCELED:
return False
return True
## Icon manipulation
def add_state_reason_emblem (self, pixbuf, printer=None):
worst_reason = None
if printer is None and self.worst_reason is not None:
# Check that it's valid.
printer = self.worst_reason.get_printer ()
found = False
for reason in self.printer_state_reasons.get (printer, []):
if reason == self.worst_reason:
worst_reason = self.worst_reason
break
if worst_reason is None:
self.worst_reason = None
if printer is not None:
for reason in self.printer_state_reasons.get (printer, []):
if worst_reason is None:
worst_reason = reason
elif reason > worst_reason:
worst_reason = reason
if worst_reason is not None:
level = worst_reason.get_level ()
if level > StateReason.REPORT:
# Add an emblem to the icon.
icon = StateReason.LEVEL_ICON[level]
pixbuf = pixbuf.copy ()
try:
theme = Gtk.IconTheme.get_default ()
emblem = theme.load_icon (icon, 22, 0)
emblem.composite (pixbuf,
pixbuf.get_width () / 2,
pixbuf.get_height () / 2,
emblem.get_width () / 2,
emblem.get_height () / 2,
pixbuf.get_width () / 2,
pixbuf.get_height () / 2,
0.5, 0.5,
GdkPixbuf.InterpType.BILINEAR, 255)
except GObject.GError:
debugprint ("No %s icon available" % icon)
return pixbuf
def get_icon_pixbuf (self, have_jobs=None):
if not self.applet:
return
if have_jobs is None:
have_jobs = len (self.jobs.keys ()) > 0
if have_jobs:
pixbuf = self.icon_jobs
for jobid, jobdata in self.jobs.items ():
jstate = jobdata.get ('job-state', cups.IPP_JOB_PENDING)
if jstate == cups.IPP_JOB_PROCESSING:
pixbuf = self.icon_jobs_processing
break
else:
pixbuf = self.icon_no_jobs
try:
pixbuf = self.add_state_reason_emblem (pixbuf)
except:
nonfatalException ()
return pixbuf
def set_statusicon_tooltip (self, tooltip=None):
if not self.applet:
return
if tooltip is None:
num_jobs = len (self.jobs)
if num_jobs == 0:
tooltip = _("No documents queued")
elif num_jobs == 1:
tooltip = _("1 document queued")
else:
tooltip = _("%d documents queued") % num_jobs
self.statusicon.set_tooltip_markup (tooltip)
def update_status (self, have_jobs=None):
# Found out which printer state reasons apply to our active jobs.
upset_printers = set()
for printer, reasons in self.printer_state_reasons.items ():
if len (reasons) > 0:
upset_printers.add (printer)
debugprint ("Upset printers: %s" % upset_printers)
my_upset_printers = set()
if len (upset_printers):
my_upset_printers = set()
for jobid in self.active_jobs:
# 'job-printer-name' is set by job_added/job_event
printer = self.jobs[jobid]['job-printer-name']
if printer in upset_printers:
my_upset_printers.add (printer)
debugprint ("My upset printers: %s" % my_upset_printers)
my_reasons = []
for printer in my_upset_printers:
my_reasons.extend (self.printer_state_reasons[printer])
# Find out which is the most problematic.
self.worst_reason = None
if len (my_reasons) > 0:
worst_reason = my_reasons[0]
for reason in my_reasons:
if reason > worst_reason:
worst_reason = reason
self.worst_reason = worst_reason
debugprint ("Worst reason: %s" % worst_reason)
Gdk.threads_enter ()
self.statusbar.pop (0)
if self.worst_reason is not None:
(title, tooltip) = self.worst_reason.get_description ()
self.statusbar.push (0, tooltip)
else:
tooltip = None
status_message = ""
processing = 0
pending = 0
for jobid in self.active_jobs:
try:
job_state = self.jobs[jobid]['job-state']
except KeyError:
continue
if job_state == cups.IPP_JOB_PROCESSING:
processing = processing + 1
elif job_state == cups.IPP_JOB_PENDING:
pending = pending + 1
if ((processing > 0) or (pending > 0)):
status_message = _("processing / pending: %d / %d") % (processing, pending)
self.statusbar.push(0, status_message)
if self.applet and not self.notify_has_persistence:
pixbuf = self.get_icon_pixbuf (have_jobs=have_jobs)
self.statusicon.set_from_pixbuf (pixbuf)
self.set_statusicon_visibility ()
self.set_statusicon_tooltip (tooltip=tooltip)
Gdk.threads_leave ()
## Notifications
def notify_printer_state_reason_if_important (self, reason):
level = reason.get_level ()
if level < StateReason.WARNING:
# Not important enough to justify a notification.
return
blacklist = [
# Some printers report 'other-warning' for no apparent
# reason, e.g. Canon iR 3170C, Epson AL-CX11NF.
# See bug #520815.
"other",
# This seems to be some sort of 'magic' state reason that
# is for internal use only.
"com.apple.print.recoverable",
# Human-readable text for this reason has misleading wording,
# suppress it.
"connecting-to-device",
# "cups-remote-..." reasons have no human-readable text yet and
# so get considered as errors, suppress them, too.
"cups-remote-pending",
"cups-remote-pending-held",
"cups-remote-processing",
"cups-remote-stopped",
"cups-remote-canceled",
"cups-remote-aborted",
"cups-remote-completed"
]
if reason.get_reason () in blacklist:
return
self.notify_printer_state_reason (reason)
def notify_printer_state_reason (self, reason):
tuple = reason.get_tuple ()
if tuple in self.state_reason_notifications:
debugprint ("Already sent notification for %s" % repr (reason))
return
level = reason.get_level ()
if (level == StateReason.ERROR or
reason.get_reason () == "connecting-to-device"):
urgency = Notify.Urgency.NORMAL
else:
urgency = Notify.Urgency.LOW
(title, text) = reason.get_description ()
notification = Notify.Notification.new (title, text, 'printer')
reason.user_notified = True
notification.set_urgency (urgency)
if self.notify_has_actions:
notification.set_timeout (Notify.EXPIRES_NEVER)
notification.connect ('closed',
self.on_state_reason_notification_closed)
self.state_reason_notifications[reason.get_tuple ()] = notification
self.set_statusicon_visibility ()
try:
notification.show ()
except GObject.GError:
nonfatalException ()
def on_state_reason_notification_closed (self, notification, reason=None):
debugprint ("Notification %s closed" % repr (notification))
notification.closed = True
self.set_statusicon_visibility ()
return
def notify_completed_job (self, jobid):
job = self.jobs.get (jobid, {})
document = job.get ('job-name', _("Unknown"))
printer_uri = job.get ('job-printer-uri')
if printer_uri is not None:
# Determine if this printer is remote. There's no need to
# show a notification if the printer is connected to this
# machine.
# Find out the device URI. We might already have
# determined this if authentication was required.
device_uri = job.get ('device-uri')
if device_uri is None:
pattrs = ['device-uri']
c = authconn.Connection (self.JobsWindow,
host=self.host,
port=self.port,
encryption=self.encryption)
try:
attrs = c.getPrinterAttributes (uri=printer_uri,
requested_attributes=pattrs)
except cups.IPPError:
return
device_uri = attrs.get ('device-uri')
if device_uri is not None:
(scheme, rest) = urllib.parse.splittype (device_uri)
if scheme not in ['socket', 'ipp', 'http', 'smb']:
return
printer = job.get ('job-printer-name', _("Unknown"))
notification = Notify.Notification.new (_("Document printed"),
_("Document `%s' has been sent "
"to `%s' for printing.") %
(document,
printer),
'printer')
notification.set_urgency (Notify.Urgency.LOW)
notification.connect ('closed',
self.on_completed_job_notification_closed)
notification.jobid = jobid
self.completed_job_notifications[jobid] = notification
self.set_statusicon_visibility ()
try:
notification.show ()
except GObject.GError:
nonfatalException ()
def on_completed_job_notification_closed (self, notification, reason=None):
jobid = notification.jobid
del self.completed_job_notifications[jobid]
self.set_statusicon_visibility ()
## Monitor signal handlers
def on_refresh (self, mon):
self.store.clear ()
self.jobs = {}
self.active_jobs = set()
self.jobiters = {}
self.printer_uri_index = PrinterURIIndex ()
def job_added (self, mon, jobid, eventname, event, jobdata):
uri = jobdata.get ('job-printer-uri', '')
try:
printer = self.printer_uri_index.lookup (uri)
except KeyError:
printer = uri
if self.specific_dests and printer not in self.specific_dests:
return
jobdata['job-printer-name'] = printer
# We may be showing this job already, perhaps because we are showing
# completed jobs and one was reprinted.
if jobid not in self.jobiters:
self.add_job (jobid, jobdata)
elif mon == self.my_monitor:
# Copy over any missing attributes such as user and title.
for attr, value in jobdata.items ():
if attr not in self.jobs[jobid]:
self.jobs[jobid][attr] = value
debugprint ("Add %s=%s (my job)" % (attr, value))
# If we failed to get required attributes for the job, bail.
if jobid not in self.jobiters:
return
if self.job_is_active (jobdata):
self.active_jobs.add (jobid)
elif jobid in self.active_jobs:
self.active_jobs.remove (jobid)
self.update_status (have_jobs=True)
if self.applet:
if not self.job_is_active (jobdata):
return
for reason in self.printer_state_reasons.get (printer, []):
if not reason.user_notified:
self.notify_printer_state_reason_if_important (reason)
def job_event (self, mon, jobid, eventname, event, jobdata):
uri = jobdata.get ('job-printer-uri', '')
try:
printer = self.printer_uri_index.lookup (uri)
except KeyError:
printer = uri
if self.specific_dests and printer not in self.specific_dests:
return
jobdata['job-printer-name'] = printer
if self.job_is_active (jobdata):
self.active_jobs.add (jobid)
elif jobid in self.active_jobs:
self.active_jobs.remove (jobid)
self.update_job (jobid, jobdata)
self.update_status ()
# Check that the job still exists, as update_status re-enters
# the main loop in order to paint/hide the tray icon. Really
# that should probably be deferred to the idle handler, but
# for the moment just deal with the fact that the job might
# have gone (bug #640904).
if jobid not in self.jobs:
return
jobdata = self.jobs[jobid]
# If the job has finished, let the user know.
if self.applet and (eventname == 'job-completed' or
(eventname == 'job-state-changed' and
event['job-state'] == cups.IPP_JOB_COMPLETED)):
reasons = event['job-state-reasons']
if type (reasons) != list:
reasons = [reasons]
canceled = False
for reason in reasons:
if reason.startswith ("job-canceled"):
canceled = True
break
if not canceled:
self.notify_completed_job (jobid)
# Look out for stopped jobs.
if (self.applet and
(eventname == 'job-stopped' or
(eventname == 'job-state-changed' and
event['job-state'] in [cups.IPP_JOB_STOPPED,
cups.IPP_JOB_PENDING])) and
not jobid in self.stopped_job_prompts):
# Why has the job stopped? It might be due to a job error
# of some sort, or it might be that the backend requires
# authentication. If the latter, the job will be held not
# stopped, and the job-hold-until attribute will be
# 'auth-info-required'. This was already checked for in
# update_job.
may_be_problem = True
jstate = jobdata['job-state']
if (jstate == cups.IPP_JOB_PROCESSING or
(jstate == cups.IPP_JOB_HELD and
jobdata['job-hold-until'] == 'auth-info-required')):
# update_job already dealt with this.
may_be_problem = False
else:
# Other than that, unfortunately the only
# clue we get is the notify-text, which is not
# translated into our native language. We'd better
# try parsing it. In CUPS-1.3.6 the possible strings
# are:
#
# "Job stopped due to filter errors; please consult
# the error_log file for details."
#
# "Job stopped due to backend errors; please consult
# the error_log file for details."
#
# "Job held due to backend errors; please consult the
# error_log file for details."
#
# "Authentication is required for job %d."
# [This case is handled in the update_job method.]
#
# "Job stopped due to printer being paused"
# [This should be ignored, as the job was doing just
# fine until the printer was stopped for other reasons.]
notify_text = event['notify-text']
document = jobdata['job-name']
if notify_text.find ("backend errors") != -1:
message = (_("There was a problem sending document `%s' "
"(job %d) to the printer.") %
(document, jobid))
elif notify_text.find ("filter errors") != -1:
message = _("There was a problem processing document `%s' "
"(job %d).") % (document, jobid)
elif (notify_text.find ("being paused") != -1 or
jstate != cups.IPP_JOB_STOPPED):
may_be_problem = False
else:
# Give up and use the provided message untranslated.
message = (_("There was a problem printing document `%s' "
"(job %d): `%s'.") %
(document, jobid, notify_text))
if may_be_problem:
debugprint ("Problem detected")
self.toggle_window_display (None, force_show=True)
dialog = Gtk.Dialog (title=_("Print Error"),
transient_for=self.JobsWindow)
dialog.add_buttons (_("_Diagnose"), Gtk.ResponseType.NO,
Gtk.STOCK_OK, Gtk.ResponseType.OK)
dialog.set_default_response (Gtk.ResponseType.OK)
dialog.set_border_width (6)
dialog.set_resizable (False)
dialog.set_icon_name (ICON)
hbox = Gtk.HBox.new (False, 12)
hbox.set_border_width (6)
image = Gtk.Image ()
image.set_from_stock (Gtk.STOCK_DIALOG_ERROR,
Gtk.IconSize.DIALOG)
hbox.pack_start (image, False, False, 0)
vbox = Gtk.VBox.new (False, 12)
markup = ('<span weight="bold" size="larger">' +
_("Print Error") + '</span>\n\n' +
saxutils.escape (message))
try:
if event['printer-state'] == cups.IPP_PRINTER_STOPPED:
name = event['printer-name']
markup += ' '
markup += (_("The printer called `%s' has "
"been disabled.") % name)
except KeyError:
pass
label = Gtk.Label(label=markup)
label.set_use_markup (True)
label.set_line_wrap (True)
label.set_alignment (0, 0)
vbox.pack_start (label, False, False, 0)
hbox.pack_start (vbox, False, False, 0)
dialog.vbox.pack_start (hbox, False, False, 0)
dialog.connect ('response',
self.print_error_dialog_response, jobid)
self.stopped_job_prompts.add (jobid)
dialog.show_all ()
def job_removed (self, mon, jobid, eventname, event):
# If the job has finished, let the user know.
if self.applet and (eventname == 'job-completed' or
(eventname == 'job-state-changed' and
event['job-state'] == cups.IPP_JOB_COMPLETED)):
reasons = event['job-state-reasons']
debugprint (reasons)
if type (reasons) != list:
reasons = [reasons]
canceled = False
for reason in reasons:
if reason.startswith ("job-canceled"):
canceled = True
break
if not canceled:
self.notify_completed_job (jobid)
if jobid in self.jobiters:
self.store.remove (self.jobiters[jobid])
del self.jobiters[jobid]
del self.jobs[jobid]
if jobid in self.active_jobs:
self.active_jobs.remove (jobid)
if jobid in self.jobs_attrs:
del self.jobs_attrs[jobid]
self.update_status ()
def state_reason_added (self, mon, reason):
(title, text) = reason.get_description ()
printer = reason.get_printer ()
try:
l = self.printer_state_reasons[printer]
except KeyError:
l = []
self.printer_state_reasons[printer] = l
reason.user_notified = False
l.append (reason)
self.update_status ()
self.treeview.queue_draw ()
if not self.applet:
return
# Find out if the user has jobs queued for that printer.
for job, data in self.jobs.items ():
if not self.job_is_active (data):
continue
if data['job-printer-name'] == printer:
# Yes! Notify them of the state reason, if necessary.
self.notify_printer_state_reason_if_important (reason)
break
def state_reason_removed (self, mon, reason):
printer = reason.get_printer ()
try:
reasons = self.printer_state_reasons[printer]
except KeyError:
debugprint ("Printer not found")
return
try:
i = reasons.index (reason)
except IndexError:
debugprint ("Reason not found")
return
del reasons[i]
self.update_status ()
self.treeview.queue_draw ()
if not self.applet:
return
tuple = reason.get_tuple ()
try:
notification = self.state_reason_notifications[tuple]
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 #545733).
pass
del self.state_reason_notifications[tuple]
self.set_statusicon_visibility ()
except KeyError:
pass
def still_connecting (self, mon, reason):
if not self.applet:
return
self.notify_printer_state_reason (reason)
def now_connected (self, mon, printer):
if not self.applet:
return
# Find the connecting-to-device state reason.
try:
reasons = self.printer_state_reasons[printer]
reason = None
for r in reasons:
if r.get_reason () == "connecting-to-device":
reason = r
break
except KeyError:
debugprint ("Couldn't find state reason (no reasons)!")
if reason is not None:
tuple = reason.get_tuple ()
else:
debugprint ("Couldn't find state reason in list!")
tuple = None
for (level,
p,
r) in self.state_reason_notifications.keys ():
if p == printer and r == "connecting-to-device":
debugprint ("Found from notifications list")
tuple = (level, p, r)
break
if tuple is None:
debugprint ("Unexpected now_connected signal "
"(reason not in notifications list)")
return
try:
notification = self.state_reason_notifications[tuple]
except KeyError:
debugprint ("Unexpected now_connected signal")
return
if getattr (notification, 'closed', None) != True:
try:
notification.close ()
except GLib.GError:
# Can fail if the notification wasn't even shown
pass
notification.closed = True
def printer_added (self, mon, printer):
self.printer_uri_index.add_printer (printer)
def printer_event (self, mon, printer, eventname, event):
self.printer_uri_index.update_from_attrs (printer, event)
def printer_removed (self, mon, printer):
self.printer_uri_index.remove_printer (printer)
### Cell data functions
def _set_job_job_number_text (self, column, cell, model, iter, *data):
cell.set_property("text", str (model.get_value (iter, 0)))
def _set_job_user_text (self, column, cell, model, iter, *data):
jobid = model.get_value (iter, 0)
try:
job = self.jobs[jobid]
except KeyError:
return
cell.set_property("text", job.get ('job-originating-user-name',
_("Unknown")))
def _set_job_document_text (self, column, cell, model, iter, *data):
jobid = model.get_value (iter, 0)
try:
job = self.jobs[jobid]
except KeyError:
return
cell.set_property("text", job.get('job-name', _("Unknown")))
def _set_job_printer_text (self, column, cell, model, iter, *data):
jobid = model.get_value (iter, 0)
try:
reasons = self.jobs[jobid].get('job-state-reasons')
except KeyError:
return
if reasons == 'printer-stopped':
reason = ' - ' + _("disabled")
else:
reason = ''
cell.set_property("text", self.jobs[jobid]['job-printer-name']+reason)
def _set_job_size_text (self, column, cell, model, iter, *data):
jobid = model.get_value (iter, 0)
try:
job = self.jobs[jobid]
except KeyError:
return
size = _("Unknown")
if 'job-k-octets' in job:
size = str (job['job-k-octets']) + 'k'
cell.set_property("text", size)
def _find_job_state_text (self, job):
try:
data = self.jobs[job]
except KeyError:
return
jstate = data.get ('job-state', cups.IPP_JOB_PROCESSING)
s = int (jstate)
job_requires_auth = (s == cups.IPP_JOB_HELD and
data.get ('job-hold-until', 'none') ==
'auth-info-required')
state = None
if job_requires_auth:
state = _("Held for authentication")
elif s == cups.IPP_JOB_HELD:
state = _("Held")
until = data.get ('job-hold-until')
if until is not None:
try:
colon1 = until.find (':')
if colon1 != -1:
now = time.gmtime ()
hh = int (until[:colon1])
colon2 = until[colon1 + 1:].find (':')
if colon2 != -1:
colon2 += colon1 + 1
mm = int (until[colon1 + 1:colon2])
ss = int (until[colon2 + 1:])
else:
mm = int (until[colon1 + 1:])
ss = 0
day = now.tm_mday
if (hh < now.tm_hour or
(hh == now.tm_hour and
(mm < now.tm_min or
(mm == now.tm_min and ss < now.tm_sec)))):
day += 1
hold = (now.tm_year, now.tm_mon, day,
hh, mm, ss, 0, 0, -1)
old_tz = os.environ.get("TZ")
os.environ["TZ"] = "UTC"
simpletime = time.mktime (hold)
if old_tz is None:
del os.environ["TZ"]
else:
os.environ["TZ"] = old_tz
local = time.localtime (simpletime)
state = (_("Held until %s") %
time.strftime ("%X", local))
except ValueError:
pass
if until == "day-time":
state = _("Held until day-time")
elif until == "evening":
state = _("Held until evening")
elif until == "night":
state = _("Held until night-time")
elif until == "second-shift":
state = _("Held until second shift")
elif until == "third-shift":
state = _("Held until third shift")
elif until == "weekend":
state = _("Held until weekend")
else:
try:
state = { cups.IPP_JOB_PENDING: _("Pending"),
cups.IPP_JOB_PROCESSING: _("Processing"),
cups.IPP_JOB_STOPPED: _("Stopped"),
cups.IPP_JOB_CANCELED: _("Canceled"),
cups.IPP_JOB_ABORTED: _("Aborted"),
cups.IPP_JOB_COMPLETED: _("Completed") }[s]
except KeyError:
pass
if state is None:
state = _("Unknown")
return state
def _set_job_status_icon (self, column, cell, model, iter, *data):
jobid = model.get_value (iter, 0)
try:
data = self.jobs[jobid]
except KeyError:
return
jstate = data.get ('job-state', cups.IPP_JOB_PROCESSING)
s = int (jstate)
if s == cups.IPP_JOB_PROCESSING:
icon = self.icon_jobs_processing
else:
icon = self.icon_jobs
if s == cups.IPP_JOB_HELD:
try:
theme = Gtk.IconTheme.get_default ()
emblem = theme.load_icon (Gtk.STOCK_MEDIA_PAUSE, 22 / 2, 0)
copy = icon.copy ()
emblem.composite (copy, 0, 0,
copy.get_width (),
copy.get_height (),
copy.get_width () / 2 - 1,
copy.get_height () / 2 - 1,
1.0, 1.0,
GdkPixbuf.InterpType.BILINEAR, 255)
icon = copy
except GObject.GError:
debugprint ("No %s icon available" % Gtk.STOCK_MEDIA_PAUSE)
else:
# Check state reasons.
printer = data['job-printer-name']
icon = self.add_state_reason_emblem (icon, printer=printer)
cell.set_property ("pixbuf", icon)
def _set_job_status_text (self, column, cell, model, iter, *data):
jobid = model.get_value (iter, 0)
try:
data = self.jobs[jobid]
except KeyError:
return
try:
text = data['_status_text']
except KeyError:
text = self._find_job_state_text (jobid)
data['_status_text'] = text
printer = data['job-printer-name']
reasons = self.printer_state_reasons.get (printer, [])
if len (reasons) > 0:
worst_reason = reasons[0]
for reason in reasons[1:]:
if reason > worst_reason:
worst_reason = reason
(title, unused) = worst_reason.get_description ()
text += " - " + title
cell.set_property ("text", text)
|