def refresh(self, which_jobs=None, refresh_all=True):
debugprint ("refresh")
self.emit ('refresh')
if which_jobs != None:
self.which_jobs = which_jobs
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
self.emit ('cups-connection-error')
cups.setUser (user)
return
if self.sub_id != -1:
try:
c.cancelSubscription (self.sub_id)
except cups.IPPError, (e, m):
self.emit ('cups-ipp-error', e, m)
if self.update_timer:
gobject.source_remove (self.update_timer)
debugprint ("Canceled subscription %d" % self.sub_id)
def _connect (self, allow_pk=True):
cups.setUser (self._use_user)
self._use_pk = (allow_pk and
(self._server[0] == '/' or self._server == 'localhost')
and os.getuid () != 0)
if self._use_pk:
create_object = cupspk.Connection
else:
create_object = cups.Connection
self._connection = create_object (host=self._server,
port=self._port,
encryption=self._encryption)
if self._use_pk:
self._connection.set_parent(self._parent)
self._user = self._use_user
debugprint ("Connected as user %s" % self._user)
methodtype_lambda = type (self._connection.getPrinters)
methodtype_real = type (self._connection.addPrinter)
for fname in dir (self._connection):
if fname[0] == '_':
continue
fn = getattr (self._connection, fname)
if not type (fn) in [methodtype_lambda, methodtype_real]:
continue
setattr (self, fname, self._make_binding (fname, fn))
def collect(self):
"""Collects the metrics from cups
"""
start = time.time()
self._setup_empty_prometheus_metrics()
cups.setServer(self.host)
cups.setPort(self.port)
cups.setUser(self.user)
try:
conn = cups.Connection()
printers = conn.getPrinters()
self._prometheus_metrics['printersNum'].add_metric([],
len(printers))
self._getPrinterStatus(printers)
self._getJobData(conn)
self._prometheus_metrics['cupsUp'].add_metric([], 1)
except Exception as e:
self._prometheus_metrics['cupsUp'].add_metric([], 0)
print(e)
duration = time.time() - start
self._prometheus_metrics['scrape_duration_seconds'].add_metric(
[], duration)
for metric in self._prometheus_metrics.values():
yield metric
def serve(self):
try:
server = self.env.config.get("cups.server")
port = self.env.config.get("cups.port")
user = self.env.config.get("cups.user")
password = self.env.config.get("cups.password")
encryption_policy = getattr(cups, "HTTP_ENCRYPT_%s" % self.env.config.get("cups.encryption-policy",
default="IF_REQUESTED").upper())
if server is not None:
cups.setServer(server)
if port is not None:
cups.setPort(int(port))
if user is not None:
cups.setUser(user)
if encryption_policy is not None:
cups.setEncryption(encryption_policy)
if password is not None:
def pw_callback(prompt):
return password
cups.setPasswordCB(pw_callback)
self.client = cups.Connection()
sched = PluginRegistry.getInstance("SchedulerService").getScheduler()
sched.add_interval_job(self.__gc, minutes=60, tag='_internal', jobstore="ram")
sched.add_interval_job(self.__update_printer_list, minutes=30, tag='_internal', jobstore="ram")
except RuntimeError as e:
self.log.error(str(e))
self.client = None
def cleanup(self):
if self.sub_id != -1:
user = cups.getUser()
try:
cups.setUser(self.user)
c = cups.Connection(host=self.host,
port=self.port,
encryption=self.encryption)
c.cancelSubscription(self.sub_id)
debugprint("Canceled subscription %d" % self.sub_id)
except:
pass
cups.setUser(user)
if self.bus is not None:
self.bus.remove_signal_receiver(self.handle_dbus_signal,
path=self.DBUS_PATH,
dbus_interface=self.DBUS_IFACE)
timers = list(self.connecting_timers.values())
for timer in [self.update_timer, self.fetch_jobs_timer]:
if timer:
timers.append(timer)
for timer in timers:
GLib.source_remove(timer)
self.emit('monitor-exited')
def cleanup (self):
if self.sub_id != -1:
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
c.cancelSubscription (self.sub_id)
debugprint ("Canceled subscription %d" % self.sub_id)
except:
pass
cups.setUser (user)
if self.bus is not None:
self.bus.remove_signal_receiver (self.handle_dbus_signal,
path=self.DBUS_PATH,
dbus_interface=self.DBUS_IFACE)
timers = list(self.connecting_timers.values ())
for timer in [self.update_timer, self.fetch_jobs_timer]:
if timer:
timers.append (timer)
for timer in timers:
GLib.source_remove (timer)
self.emit ('monitor-exited')
def print_photos(jpg_group, img_size):
conn = cups.Connection()
printers = conn.getPrinters()
print('Printers: ' + str(list(printers)))
cups.setUser('pi')
if config.print_to_pdf or len(printers) == 1:
print('Printing to PDF')
if 'PDF' in printers.keys():
printer_name = 'PDF'
else:
print('No PDF driver.')
return
else:
try:
printer_name = config.printer_name
if not printer_name in printers.keys():
print('Cannot find printer (' + printer_name + ')')
return
except AttributeError:
printer_name = None
for key in printers.keys():
if key != 'PDF':
printer_name = key
break
if printer_name is None:
print('no valid printer found')
return
img = create_collage(jpg_group, img_size)
filename = config.file_path + jpg_group + '-collage.jpg'
pygame.image.save(img, filename)
print('Printing to ' + printer_name)
conn.printFile(printer_name, filename, 'Photobooth-' + jpg_group, {'fit-to-page':'true'})
def run (self):
if self.host == None:
self.host = cups.getServer ()
if self.port == None:
self.port = cups.getPort ()
if self._encryption == None:
self._encryption = cups.getEncryption ()
if self.user:
cups.setUser (self.user)
else:
self.user = cups.getUser ()
try:
cups.setPasswordCB2 (self._auth)
except AttributeError:
# Requires pycups >= 1.9.47. Fall back to rubbish API.
cups.setPasswordCB (self._auth)
try:
conn = cups.Connection (host=self.host,
port=self.port,
encryption=self._encryption)
self._reply (None)
except RuntimeError, e:
conn = None
self._error (e)
def _connect (self, allow_pk=True):
cups.setUser (self._use_user)
self._use_pk = (allow_pk and
(self._server[0] == '/' or self._server == 'localhost')
and os.getuid () != 0)
if self._use_pk:
create_object = cupspk.Connection
else:
create_object = cups.Connection
self._connection = create_object (host=self._server,
port=self._port,
encryption=self._encryption)
if self._use_pk:
self._connection.set_parent(self._parent)
self._user = self._use_user
debugprint ("Connected as user %s" % self._user)
methodtype_lambda = type (self._connection.getPrinters)
methodtype_real = type (self._connection.addPrinter)
for fname in dir (self._connection):
if fname[0] == '_':
continue
fn = getattr (self._connection, fname)
if not type (fn) in [methodtype_lambda, methodtype_real]:
continue
setattr (self, fname, self._make_binding (fname, fn))
def cups_print(username, printer_name):
conn = cups.Connection()
filename = eg.fileopenbox("Select the file to be printed", "File Selector")
title = "Filename : " + filename
msg = "empty - print all pages, '-' for range, ',' separate ranges)"
field_names = ["Pages to be printed"]
field_values = [] # we start with blanks for the values
field_values = eg.multenterbox(msg, title, field_names, field_values)
job_id = 0
if filename:
cups.setUser(username)
options = {'sides': 'two-sided-long-edge'}
val = str(field_values[0]).replace(" ", "").strip(',')
if bool(val):
options['page-ranges'] = val
try:
conn.setPrinterUsersAllowed(printer_name, [username])
job_id = conn.printFile(printer_name, filename, filename, options)
conn.setPrinterUsersAllowed(printer_name, [''])
except cups.IPPError as (status, description):
eg.msgbox(title='IPP status is %d' % status,
msg='Meaning: %s' % description)
def _authloop (self, fname, fn, *args, **kwds):
self._passes = 0
c = self._connection
retry = False
while True:
try:
if self._perform_authentication () == 0:
break
if c != self._connection:
# We have reconnected.
fn = getattr (self._connection, fname)
c = self._connection
cups.setUser (self._use_user)
result = fn.__call__ (*args, **kwds)
if fname == 'adminGetServerSettings':
# Special case for a rubbish bit of API.
if result == {}:
# Authentication failed, but we aren't told that.
raise cups.IPPError (cups.IPP_NOT_AUTHORIZED, '')
break
except cups.IPPError, (e, m):
if self._use_pk and m == 'pkcancel':
raise cups.IPPError (0, _("Operation canceled"))
if not self._cancel and (e == cups.IPP_NOT_AUTHORIZED or
e == cups.IPP_FORBIDDEN or
e == cups.IPP_AUTHENTICATION_CANCELED):
self._failed (e == cups.IPP_FORBIDDEN)
elif not self._cancel and e == cups.IPP_SERVICE_UNAVAILABLE:
if self._lock:
self._gui_event.clear ()
gobject.timeout_add (1, self._ask_retry_server_error, m)
self._gui_event.wait ()
else:
self._ask_retry_server_error (m)
if self._retry_response == gtk.RESPONSE_OK:
debugprint ("retrying operation...")
retry = True
self._passes -= 1
self._has_failed = True
else:
self._cancel = True
raise
else:
if self._cancel and not self._cannot_auth:
raise cups.IPPError (0, _("Operation canceled"))
debugprint ("%s: %s" % (e, m))
raise
except cups.HTTPError, (s,):
if not self._cancel:
self._failed (s == cups.HTTP_FORBIDDEN)
else:
raise
def printPic(*args):
conn = cups.Connection()
printers = conn.getPrinters()
printer_name = printers.keys()[0]
cups.setUser('pi')
output = custom.PROC_FILENAME
print_id = conn.printFile(printer_name, output, "Photobooth", {})
start_img()
def __init__(self, host=None, user=None, port=None, adminurl=False):
self.host = host
self.user = user
self.port = port
self.adminurl = adminurl
if self.user:
cups.setUser(self.user)
def printPic(fileName):
addPreviewOverlay(100,200,55,"printing...")
conn = cups.Connection()
printers = conn.getPrinters()
default_printer = printers.keys()[0]
cups.setUser('pi')
conn.printFile (default_printer, fileName, "boothy", {'fit-to-page':'True'})
logging.info("Print job successfully created.");
def printPic(fileName):
conn = cups.Connection()
printers = conn.getPrinters()
default_printer = printers.keys()[0]
cups.setUser('pi')
conn.printFile(default_printer, fileName, "boothy",
{'fit-to-page': 'True'})
logging.info("Print job successfully created.")
def __init__(self, butterfly):
cups.setPasswordCB(self.password_response)
cups.setUser("cups_ctrl")
self.bad_password = False
self.IPP_STATUS_CODES = {
cups.IPP_PRINTER_IDLE: "IDLE",
cups.IPP_PRINTER_PROCESSING: "PROCESSING",
cups.IPP_PRINTER_STOPPED: "STOPPED"
}
def printPic2Cut(fileName):
#addPreviewOverlay(100,200,55,"printing...")
conn = cups.Connection()
printers = conn.getPrinters()
default_printer = list(printers.keys())[0]
cups.setUser('pi')
conn.printFile(default_printer, fileName, "boothy",
{'fit-to-page': 'True'})
print("Print job successfully created.")
def __init__(self):
try:
self.conn = cups.Connection()
self.printers = self.conn.getPrinters()
cups.setUser(getpass.getuser())
except:
print("Drucker konnte nicht intitialisiert werden.")
self.printers = {}
CfgService.set(CfgKey.PRINTER_IS_ACTIVE, False)
def printCups(photo_number, filename_prefix):
filename = filename_prefix + '_' + str(photo_number) + 'of' + str(
total_pics) + '.jpg'
conn = cups.Connection()
printers = conn.getPrinters()
printer_name = list(printers)[0]
cups.setUser('pi')
#Photo printed one time
conn.enablePrinter(printer_name)
conn.printFile(printer_name, filename, filename, {"copies": "1"})
def send_print(self, filename):
try:
conn = cups.Connection()
printers = conn.getPrinters()
# default_printer = printers.keys()[self.selected_printer]#defaults to the first printer installed
default_printer = conn.getDefault()
cups.setUser("pi")
conn.printFile(default_printer, filename, '',
{'fit-to-page': 'True'})
except:
pass
def print_image(path):
connection = cups.Connection()
printers = connection.getPrinters()
printer = printers.keys()[0]
cups.setUser('pi')
img_to_print = os.path.join(IMAGES_PATH, IMAGE_NAME_TEMPLATE.format(format(get_next_image_number(IMAGES_PATH)-1, '04d')))
print "Sending "+img_to_print+" to printer ..."
connection.printFile(printer, img_to_print, "PhotoboxImage", {})
def print_image(path):
connection = cups.Connection()
printers = connection.getPrinters()
printer = printers.keys()[0]
cups.setUser('pi')
img_to_print = os.path.join(PRINT_PATH, IMAGE_NAME_TEMPLATE.format(format(get_next_image_number(IMAGES_PATH)-1, '04d')))
print "Sending "+img_to_print+" to printer ..."
connection.printFile(printer, img_to_print, "PhotoboxImage", {})
def print_picture(environment, filepath):
"""Print the filepath picture"""
lg.info("Seems like printing has been asked")
#Todo handle here
if ENABLE_PRINTING and environment["printer_enabled"]:
if os.path.isfile(filepath):
# Open a connection to cups
conn = cups.Connection()
# get a list of printers
printers = conn.getPrinters()
# select printer 0
printer_name = environment["printer_selected"]
my_printer = printers.get(environment["printer_selected"], None)
if my_printer is None:
lg.critical("The printer " + str(printer_name) +
" does not exists in list:" + str(printers.keys()))
update_display(environment, "", "!! Merci pour vos photos !!",
"", "", False)
time.sleep(1)
update_display(environment, "",
"Nous vous enverrons vos photos...", "", "",
False)
time.sleep(1)
cups.setUser('pi')
# print the buffer file
printqueuelength = len(conn.getJobs())
if printqueuelength > 1:
play_a_sound(environment["buzz_sound"])
#show_image(environment, filepath)
#time.sleep(3)
conn.enablePrinter(printer_name)
update_display(environment, "", "!! Merci pour vos photos !!",
"", "", False)
time.sleep(1)
update_display(environment, "",
"Nous vous enverrons vos photos...", "", "",
False)
time.sleep(1)
else:
update_display(environment, "", "Impression en cours...", "",
"", False)
tmp_filepath = creation_montage_to_print_a_format(
filepath, environment["printer_tmp_filepath"])
conn.printFile(printer_name, tmp_filepath, "PhotoBoothBouin",
environment["printer_options"])
time.sleep(20)
else:
play_a_sound(environment["buzz_sound"])
update_display(environment, "", "!! Merci pour vos photos !!", "", "",
False)
time.sleep(1)
update_display(environment, "", "Nous vous enverrons vos photos...",
"", "", False)
time.sleep(1)
def __init__(self, host=None, user=None, port=None, verbose=False,
directory=None, prefix='AirPrint-', adminurl=False):
self.host = host
self.user = user
self.port = port
self.verbose = verbose
self.directory = directory
self.prefix = prefix
self.adminurl = adminurl
if self.user:
cups.setUser(self.user)
def config_printer(self, config):
try:
conn = cups.Connection()
printers = conn.getPrinters()
logger.debug('printers: %s' % printers)
default_printer = printers.keys()[config['printer_key']]
cups.setUser(config['user'])
except (IPPError, HTTPError) as e:
raise PimatonPrintExceptions('Couldnt connect to cups')
self.printer = default_printer
self.conn = conn
def __init__(self, host=None, user=None, port=None, verbose=False,
directory=None, prefix='AirPrint-', adminurl=False):
self.host = host
self.user = user
self.port = port
self.verbose = verbose
self.directory = directory
self.prefix = prefix
self.adminurl = adminurl
if self.user:
cups.setUser(self.user)
def send(self, file, user, **kwargs):
try:
cups.setUser(user)
conn = cups.Connection()
job_name = str(uuid.uuid4())
content = file.file.read()
with tempfile.NamedTemporaryFile(prefix="tmp_print") as f:
f.write(content)
f.flush()
id = conn.printFile('MFP', f.name, job_name, {})
msg = "success, job id: {}, job name: {}".format(id, job_name)
except cups.IPPError as (status, description):
msg = "IPP status is {}, meaning: {}".format(status, description)
def printFile(selected_frame_num, num_times):
conn = cups.Connection()
printers = conn.getPrinters()
printer_name = printers.keys()[0]
cups.setUser('pi')
if selected_frame_num < 8:
selected_frame_pic = "tmp/frame_%i.jpg" % (selected_frame_num)
else:
selected_frame_pic = "nice_image.jpg"
for i in xrange(0, num_times):
conn.printFile(printer_name, os.path.abspath(selected_frame_pic), "Photo_Booth_Print", { "media": "Custom.4x6in" })
def printFile(selected_frame_num, num_times):
conn = cups.Connection()
printers = conn.getPrinters()
printer_name = printers.keys()[0]
cups.setUser('pi')
if selected_frame_num < 8:
selected_frame_pic = "tmp/frame_%i.jpg" % (selected_frame_num)
else:
selected_frame_pic = "nice_image.jpg"
for i in xrange(0, num_times):
conn.printFile(printer_name, os.path.abspath(selected_frame_pic),
"Photo_Booth_Print", {"media": "Custom.4x6in"})
def printit(self, username, printjob, printer):
"""Print a given document on the given printer
requests.options = {}
'username' -- owner of the print job
'printjob' -- relative filename of the print job
'printer' -- the printer to use (<hostname>://<printer>)
return: <PDF document>
"""
path = self._get_path(username, printjob)
try:
spoolhost, printer = printer.split('://', 1)
except ValueError:
raise UMC_Error(_('Invalid printer URI'))
if not os.path.exists(path):
raise UMC_Error(
_('File %r could not be printed as it does not exists (anymore).'
) % (printjob, ))
MODULE.process('Printing: %s' % path)
self.pw_callback_bad_password = False
try:
cups.setUser(self.username)
cups.setEncryption(cups.HTTP_ENCRYPT_ALWAYS)
cups.setPasswordCB(self.pw_callback)
conn = cups.Connection(spoolhost)
conn.printFile(printer, path, Printjob.filename2label(printjob),
{})
except RuntimeError:
raise UMC_Error(
_('Failed to connect to print server %(printserver)s.') %
{'printserver': spoolhost})
except cups.IPPError as (errno, description):
IPP_AUTHENTICATION_CANCELED = 4096
description = {
cups.IPP_NOT_AUTHORIZED: _('No permission to print'),
IPP_AUTHENTICATION_CANCELED: _('Wrong password'),
}.get(errno, description)
raise UMC_Error(
_('Failed to print on %(printer)s: %(stderr)s (error %(errno)d).'
) % {
'printer': printer,
'stderr': description,
'errno': errno
})
def print_file(filename, tmp_file, printer, uni, options):
cups.setUser(uni)
conn = cups.Connection()
try:
conv_file = convert_file(tmp_file)
if conv_file:
conn.printFile(printer, conv_file, filename, options)
sys.stderr.write('File '+conv_file+' printed successfully\n')
sys.stderr.flush()
else:
sys.stderr.write("Could not convert "+tmp_file+" successfully\n")
sys.stderr.flush()
except cups.IPPError:
sys.stderr.write('Printing '+tmp_file+' unsuccessful\n')
sys.stderr.flush()
def _connect (self):
cups.setUser (self._use_user)
cups.setServer (self._server)
cups.setPort (self._port)
self._connection = cups.Connection ()
self._user = self._use_user
debugprint ("Connected as user %s" % self._user)
methodtype = type (self._connection.getPrinters)
for fname in dir (self._connection):
if fname[0] == '_':
continue
fn = getattr (self._connection, fname)
if type (fn) != methodtype:
continue
setattr (self, fname, self._make_binding (fname, fn))
def printFrame():
cam = Camera()
json = request.get_json()
print(json)
if json is None:
return "invalid", 400
else:
firstname = json["firstname"]
lastname = json["lastname"]
if firstname is None or lastname is None:
# TODO error page
return "invalid", 400
# save file to ms since epoch
now = datetime.datetime.now()
msSinceEpoch = str(now.timestamp() * 1000000)
filename = msSinceEpoch + '.jpg'
path = BASE_PATH + filename
#capture current frame #maybe better if frame comes from web whatever
with open(path, 'wb') as f:
f.write(cam.get_frame())
#write into db
db.insert({
'firstname': firstname,
'lastname': lastname,
'date': now.strftime("%Y-%m-%d %H:%M:%S"),
'filename': filename
})
# Set up CUPS
conn = cups.Connection()
# code only for testing without really printing to not waste
# return 'success'
cups.setUser('pi')
# Send the picture to the printer
# give custom media size in pin size with into it
# CHANGE CM VALUES HERE IF BIGGER OR SMALLER PRINT SIZE
print_id = conn.printFile(PRINTER_NAME, path, "Projekt Webcam Print",
{"media": "Custom.8.5x8.5cm"})
return "success"
def __init__(self, host=None, user=None, port=None, verbose=False,
directory=None, prefix='AirPrint-', adminurl=False, usecups=True,
useavahi=False, dnsdomain=None):
self.host = host
self.user = user
self.port = port
self.verbose = verbose
self.directory = directory
self.prefix = prefix
self.adminurl = adminurl
self.usecups = usecups and cups
self.useavahi = useavahi and avahisearch
self.dnsdomain = dnsdomain
if self.user:
cups.setUser(self.user)
def create(cls, printer=None, server="", port=0, user=""):
"""Return a handle to print using a connection to the (local) CUPS server, if available."""
try:
import cups
except ImportError:
return
cups.setServer(server or "")
cups.setPort(port or 0)
cups.setUser(user or "")
try:
c = cups.Connection()
except RuntimeError:
return
h = cls(c, printer)
if h.printer().printerName() in c.getPrinters():
return h
def printPhotos(obj):
logging.info('Function printPhotos was called.')
global printerBusy
if printerBusy == False:
conn = cups.Connection()
cups.setUser(cupsUser)
conn.printFile(printerName, photoOne, "RasPi_Booth", {'fit-to-page':'True'})
conn.printFile(printerName, photoTwo, "RasPi_Booth", {'fit-to-page':'True'})
conn.printFile(printerName, photoThree, "RasPi_Booth", {'fit-to-page':'True'})
global printerTime
global printerTimeout
printerTime = 0
printerTimeout = 180
printerBusy = True
logging.info('Function printPhotos completed.')
def print_file(filename, tmp_file, printer, uni, options):
cups.setUser(uni)
conn = cups.Connection()
try:
conv_file = convert_file(tmp_file)
if conv_file:
conn.printFile(printer, conv_file, filename, options)
sys.stderr.write('File ' + conv_file + ' printed successfully\n')
sys.stderr.flush()
else:
sys.stderr.write("Could not convert " + tmp_file +
" successfully\n")
sys.stderr.flush()
except cups.IPPError:
sys.stderr.write('Printing ' + tmp_file + ' unsuccessful\n')
sys.stderr.flush()
def print_picture():
global names
global person
global lastPick
global first_pick
conn = cups.Connection()
printers = conn.getPrinters()
printer_name = list(printers.keys())[0]
cups.setUser('pi')
latest_print = Image.new('RGBA', (683, 384))
latest_print.paste(Image.open("/home/pi/SSanta/"+str(person)+".jpg").resize((683, 384)), ( 0, 0, 683, 384))
output = "/home/pi/SSanta/"+str(person)+".jpg"
print_id = conn.printFile(printer_name, output, "Photo Booth", {})
while conn.getJobs().get(print_id, None):
sleep(1)
def print_label(label_file, name):
printerName = PRINTER_NAME
if os.environ.get('WEB_USER') in REMOTES:
settings = REMOTES[os.environ['WEB_USER']]
if 'host' not in settings:
settings['host'] = os.environ.get('WEB_REMOTE_IP')
if settings['host'] == '::1':
settings['host'] = '127.0.0.1'
if 'username' in settings: cups.setUser(settings['username'])
debug('connecting to remote cups %s' % settings['host'])
cups.setServer(settings['host'])
conn = cups.Connection(settings['host'])
if 'printer' in settings:
printerName = settings['printer']
else:
conn = cups.Connection()
printer = printerName or conn.getDefault()
debug('print_label connection done')
conn.printFile(printer, label_file.name, name, {})
debug('print_label print job sent')
def cleanup (self):
if self.sub_id != -1:
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
c.cancelSubscription (self.sub_id)
debugprint ("Canceled subscription %d" % self.sub_id)
except:
pass
cups.setUser (user)
if self.bus != None:
self.bus.remove_signal_receiver (self.handle_dbus_signal,
path=self.DBUS_PATH,
dbus_interface=self.DBUS_IFACE)
self.watcher.monitor_exited (self)
def print_pic(self):
self.logger.info("PRINT")
self.current_img = ImageTk.PhotoImage(self.imgs["print"])
self.canvas.itemconfig(self.imagesprite,
image=self.current_img)
self.root.update()
self.logger.info("show print in progress")
# to be sure that the montage is over :D
self.to_print_p.wait()
# send print
conn = cups.Connection()
printers = conn.getPrinters()
default_printer = "Canon_SELPHY_CP1300"
if (default_printer in printers.keys()):
cups.setUser('pi')
conn.printFile(default_printer, self.toprint_path,
"boothy", {'fit-to-page':'True'})
else:
self.logger.info("Printer not found ! ")
time.sleep(5)
def printFile(selected_frame_num, num_times):
print(" ** Printing!")
try:
conn = cups.Connection()
printers = conn.getPrinters()
printer_name = list(printers.keys())[0]
cups.setUser('pi')
if selected_frame_num < 8:
selected_frame_pic = "tmp/frame_%i.jpg" % (selected_frame_num)
else:
selected_frame_pic = "nice_image.jpg"
print(" ** Image is %s | fnum is %i | num_times is %i" % (selected_frame_pic, selected_frame_num, num_times))
for i in range(0, num_times):
print(" ** Printing iteration!")
conn.printFile(printer_name, os.path.abspath(selected_frame_pic), "Photo_Booth_Print", { "media": "Custom.4x6in" })
except:
print(" ** Printing FAILED!")
traceback.print_exc()
def printPic(fileName):
#fileName = "bl.jpg"
#return
addPreviewOverlay(100,200,55,"Printing...")
conn = cups.Connection()
printers = conn.getPrinters()
print "PRINT!"
print printers
default_printer = printers.keys()[0]
print "Default P:"
print default_printer
cups.setUser('pi')
conn.printFile (default_printer, "photos//" + fileName, "boothy", {}) #, {'fit-to-page':'True'})
logging.info("Print job successfully created.");
counter=50
pstatus="-"
while True:
time.sleep(1)
if counter > 0:
counter=counter-1
else:
return
if len(conn.getJobs()) != 0:
sta=conn.getJobAttributes(next(iter(conn.getJobs())))["job-state"]
if sta == 5: #IPP_JOB_PROCESSING
pstatus="Processing... (5)"
if counter == 0:
counter=counter+5
elif sta == 9: #IPP_JOB_COMPLETED
pstatus="Completed... (9)"
elif sta == 4: #IPP_JOB_HELD no paper
pstatus="No paper!"
counter=counter+1
addPreviewOverlayP("Printing... [" + str(counter) + "]", pstatus)
def serve(self):
try:
server = self.env.config.get("cups.server")
port = self.env.config.get("cups.port")
user = self.env.config.get("cups.user")
password = self.env.config.get("cups.password")
encryption_policy = getattr(
cups, "HTTP_ENCRYPT_%s" % self.env.config.get(
"cups.encryption-policy", default="IF_REQUESTED").upper())
if server is not None:
cups.setServer(server)
if port is not None:
cups.setPort(int(port))
if user is not None:
cups.setUser(user)
if encryption_policy is not None:
cups.setEncryption(encryption_policy)
if password is not None:
def pw_callback(prompt):
return password
cups.setPasswordCB(pw_callback)
self.client = cups.Connection()
sched = PluginRegistry.getInstance(
"SchedulerService").getScheduler()
sched.add_interval_job(self.__gc,
minutes=60,
tag='_internal',
jobstore="ram")
sched.add_interval_job(self.__update_printer_list,
minutes=30,
tag='_internal',
jobstore="ram")
except RuntimeError as e:
self.log.error(str(e))
def fetch_jobs (self, refresh_all):
if not self.process_pending_events:
# Skip this call. We'll get called again soon.
return True
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
self.watcher.cups_connection_error (self)
self.fetch_jobs_timer = None
cups.setUser (user)
return False
limit = 1
try:
fetched = c.getJobs (which_jobs=self.which_jobs,
my_jobs=self.my_jobs,
first_job_id=self.fetch_first_job_id,
limit=limit)
except cups.IPPError, (e, m):
self.watcher.cups_ipp_error (self, e, m)
self.fetch_jobs_timer = None
cups.setUser (user)
return False
def test_cups_module ():
cups.setUser ("root")
cups.setPasswordCB (callback)
conn = cups.Connection ()
printers = list(conn.getPrinters ().keys ())
if 0:
print ("Getting cupsd.conf")
file ("cupsd.conf", "w")
conn.getFile ("/admin/conf/cupsd.conf", "cupsd.conf")
print ("Putting cupsd.conf")
conn.putFile ("/admin/conf/cupsd.conf", "cupsd.conf")
print ("Getting PPD for %s" % printers[len (printers) - 1])
f = conn.getPPD (printers[len (printers) - 1])
ppd = cups.PPD (f)
ppd.markDefaults ()
print (ppd.conflicts ())
groups = ppd.optionGroups
for group in groups:
for opt in group.options:
print (list (map (lambda x: x["text"], opt.choices)))
def print_pic(self, image_name):
# Dateinahmen bestimmen:
print 'printing:',self.__library.get_image_path(image_name)
try:
conn = cups.Connection()
printers = conn.getPrinters()
printer_name = printers.keys()[1] # Drucker auswaehlen
cups.setUser('pi') #Benutzer einstellen
# Drucker Queue lesen
PrinterQueue = conn.getJobs(which_jobs='not-completed')
# Drucken (Drucker, Datei, PrintJob Name, Optionen)
if len(PrinterQueue)==0: #länge der Queue über 0 kein drucken
conn.printFile(printer_name,
self.__library.get_image_path(image_name),
"Photobooth",{})
self.printing_image.emit(image_name)
elif len(PrinterQueue)>0:
print 'Printer busy'
# Fehler abfangen und ausgeben (z.B. Papierstau oder kein Papier
except cups.IPPError as (status, description):
print 'IPP statis is %d' % status
print 'Meaning:', description
def test_cups_module():
cups.setUser("root")
cups.setPasswordCB(callback)
conn = cups.Connection()
printers = list(conn.getPrinters().keys())
if 0:
print("Getting cupsd.conf")
file("cupsd.conf", "w")
conn.getFile("/admin/conf/cupsd.conf", "cupsd.conf")
print("Putting cupsd.conf")
conn.putFile("/admin/conf/cupsd.conf", "cupsd.conf")
print("Getting PPD for %s" % printers[len(printers) - 1])
f = conn.getPPD(printers[len(printers) - 1])
ppd = cups.PPD(f)
ppd.markDefaults()
print(ppd.conflicts())
groups = ppd.optionGroups
for group in groups:
for opt in group.options:
print(list(map(lambda x: x["text"], opt.choices)))
def run (self):
if self.host == None:
self.host = cups.getServer ()
if self.port == None:
self.port = cups.getPort ()
if self._encryption == None:
self._encryption = cups.getEncryption ()
if self.user:
cups.setUser (self.user)
else:
self.user = cups.getUser ()
cups.setPasswordCB2 (self._auth)
try:
conn = cups.Connection (host=self.host,
port=self.port,
encryption=self._encryption)
self._reply (None)
except RuntimeError, e:
conn = None
self._error (e)
def cups_print(username, printer_name):
conn = cups.Connection()
filename = eg.fileopenbox("Select the file to be printed", "File Selector")
title = "Filename : " + filename
msg = "empty - print all pages, '-' for range, ',' separate ranges)"
field_names = ["Pages to be printed"]
field_values = [] # we start with blanks for the values
field_values = eg.multenterbox(msg, title, field_names, field_values)
job_id = 0
if filename:
cups.setUser(username)
options = {'sides': 'two-sided-long-edge'}
val = str(field_values[0]).replace(" ", "").strip(',')
if bool(val):
options['page-ranges'] = val
try:
conn.setPrinterUsersAllowed(printer_name, [username])
job_id = conn.printFile(printer_name, filename, filename, options)
conn.setPrinterUsersAllowed(printer_name, [''])
except cups.IPPError as (status, description):
eg.msgbox(title='IPP status is %d' % status, msg='Meaning: %s' % description)
def refresh(self, which_jobs=None, refresh_all=True):
debugprint ("refresh")
if which_jobs != None:
self.which_jobs = which_jobs
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
self.watcher.cups_connection_error (self)
cups.setUser (user)
return
if self.sub_id != -1:
try:
c.cancelSubscription (self.sub_id)
except cups.IPPError, (e, m):
self.watcher.cups_ipp_error (self, e, m)
debugprint ("Canceled subscription %d" % self.sub_id)
def fetch_jobs (self, refresh_all):
if not self.process_pending_events:
# Skip this call. We'll get called again soon.
return True
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
self.emit ('cups-connection-error')
self.fetch_jobs_timer = None
cups.setUser (user)
return False
limit = 1
r = ["job-id",
"job-printer-uri",
"job-state",
"job-originating-user-name",
"job-k-octets",
"job-name",
"time-at-creation"]
try:
try:
fetched = c.getJobs (which_jobs=self.which_jobs,
my_jobs=self.my_jobs,
first_job_id=self.fetch_first_job_id,
limit=limit,
requested_attributes=r)
except TypeError:
# requested_attributes requires pycups 1.9.50
fetched = c.getJobs (which_jobs=self.which_jobs,
my_jobs=self.my_jobs,
first_job_id=self.fetch_first_job_id,
limit=limit)
except cups.IPPError, (e, m):
self.emit ('cups-ipp-error', e, m)
self.fetch_jobs_timer = None
cups.setUser (user)
return False
def run(self):
if self.host == None:
self.host = cups.getServer()
if self.port == None:
self.port = cups.getPort()
if self._encryption == None:
self._encryption = cups.getEncryption()
if self.user:
cups.setUser(self.user)
else:
self.user = cups.getUser()
cups.setPasswordCB2(self._auth)
try:
conn = cups.Connection(host=self.host, port=self.port, encryption=self._encryption)
self._reply(None)
except RuntimeError as e:
conn = None
self._error(e)
while True:
# Wait to find out what operation to try.
debugprint("Awaiting further instructions")
self.idle = self._queue.empty()
item = self._queue.get()
debugprint("Next task: %s" % repr(item))
if item == None:
# Our signal to quit.
self._queue.task_done()
break
elif self._destroyed:
# Just mark all tasks done
self._queue.task_done()
continue
self.idle = False
(fn, args, kwds, rh, eh, ah) = item
if rh != False:
self._reply_handler = rh
if eh != False:
self._error_handler = eh
if ah != False:
self._auth_handler = ah
if fn == True:
# Our signal to change user and reconnect.
self.user = args[0]
cups.setUser(self.user)
debugprint("Set user=%s; reconnecting..." % self.user)
cups.setPasswordCB2(self._auth)
try:
conn = cups.Connection(host=self.host, port=self.port, encryption=self._encryption)
debugprint("...reconnected")
self._queue.task_done()
self._reply(None)
except RuntimeError as e:
debugprint("...failed")
self._queue.task_done()
self._error(e)
continue
# Normal IPP operation. Try to perform it.
try:
debugprint("Call %s" % fn)
result = fn(conn, *args, **kwds)
if fn == cups.Connection.adminGetServerSettings.__call__:
# Special case for a rubbish bit of API.
if result == {}:
# Authentication failed, but we aren't told that.
raise cups.IPPError(cups.IPP_NOT_AUTHORIZED, "")
debugprint("...success")
self._reply(result)
except Exception as e:
debugprint("...failure (%s)" % repr(e))
self._error(e)
self._queue.task_done()
debugprint("Thread exiting")
del self._conn # already destroyed
del self._reply_handler
del self._error_handler
del self._auth_handler
del self._queue
del self._auth_queue
del conn
cups.setPasswordCB2(None)
def fetch_jobs (self, refresh_all):
if not self.process_pending_events:
# Skip this call. We'll get called again soon.
return True
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
self.emit ('cups-connection-error')
self.fetch_jobs_timer = None
cups.setUser (user)
return False
limit = 1
r = ["job-id",
"job-printer-uri",
"job-state",
"job-originating-user-name",
"job-k-octets",
"job-name",
"time-at-creation"]
try:
fetched = c.getJobs (which_jobs=self.which_jobs,
my_jobs=self.my_jobs,
first_job_id=self.fetch_first_job_id,
limit=limit,
requested_attributes=r)
except cups.IPPError as e:
(e, m) = e.args
self.emit ('cups-ipp-error', e, m)
self.fetch_jobs_timer = None
cups.setUser (user)
return False
cups.setUser (user)
got = len (fetched)
debugprint ("Got %s jobs, asked for %s" % (got, limit))
jobs = self.jobs.copy ()
jobids = list(fetched.keys ())
jobids.sort ()
if got > 0:
last_jobid = jobids[got - 1]
if last_jobid < self.fetch_first_job_id:
last_jobid = self.fetch_first_job_id + limit - 1
debugprint ("Unexpected job IDs returned: %s" % repr (jobids))
debugprint ("That's not what we asked for!")
else:
last_jobid = self.fetch_first_job_id + limit - 1
for jobid in range (self.fetch_first_job_id, last_jobid + 1):
try:
job = fetched[jobid]
if self.specific_dests is not None:
uri = job.get('job-printer-uri', '/')
i = uri.rfind ('/')
printer = uri[i + 1:]
if printer not in self.specific_dests:
raise KeyError
if jobid in jobs:
n = 'job-event'
else:
n = 'job-added'
jobs[jobid] = job
self.emit (n, jobid, '', {}, job.copy ())
except KeyError:
# No job by that ID.
if jobid in jobs:
del jobs[jobid]
self.emit ('job-removed', jobid, '', {})
jobids = list(jobs.keys ())
jobids.sort ()
if got < limit:
trim = False
for i in range (len (jobids)):
jobid = jobids[i]
if not trim and jobid > last_jobid:
trim = True
if trim:
del jobs[jobid]
self.emit ('job-removed', jobid, '', {})
self.update_jobs (jobs)
self.jobs = jobs
if got < limit:
# That's all. Don't run this timer again.
self.fetch_jobs_timer = None
return False
# Remember where we got up to and run this timer again.
next = jobid + 1
while not refresh_all and next in self.jobs:
next += 1
self.fetch_first_job_id = next
return True
def refresh(self, which_jobs=None, refresh_all=True):
debugprint ("refresh")
self.emit ('refresh')
if which_jobs is not None:
self.which_jobs = which_jobs
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
except RuntimeError:
GLib.idle_add (self.emit, 'cups-connection-error')
cups.setUser (user)
return
if self.sub_id != -1:
try:
c.cancelSubscription (self.sub_id)
except cups.IPPError as e:
(e, m) = e.args
GLib.idle_add (lambda e, m: self.emit ('cups-ipp-error', e, m),
e, m)
if self.update_timer:
GLib.source_remove (self.update_timer)
self.update_timer = None
debugprint ("Canceled subscription %d" % self.sub_id)
try:
del self.sub_seq
except AttributeError:
pass
events = ["printer-added",
"printer-modified",
"printer-deleted",
"printer-state-changed"]
if self.monitor_jobs:
events.extend (["job-created",
"job-completed",
"job-stopped",
"job-state-changed",
"job-progress"])
try:
self.sub_id = c.createSubscription ("/", events=events)
debugprint ("Created subscription %d, events=%s" % (self.sub_id,
repr (events)))
except cups.IPPError as e:
(e, m) = e.args
GLib.idle_add (lambda e, m: self.emit ('cups-ipp-error', e, m),
e, m)
cups.setUser (user)
if self.sub_id != -1:
if self.update_timer:
GLib.source_remove (self.update_timer)
self.update_timer = GLib.timeout_add_seconds (
MIN_REFRESH_INTERVAL,
self.get_notifications)
debugprint ("Next notifications fetch in %ds" %
MIN_REFRESH_INTERVAL)
if self.monitor_jobs:
jobs = self.jobs.copy ()
if self.which_jobs not in ['all', 'completed']:
# Filter out completed jobs.
filtered = {}
for jobid, job in jobs.items ():
if job.get ('job-state',
cups.IPP_JOB_CANCELED) < cups.IPP_JOB_CANCELED:
filtered[jobid] = job
jobs = filtered
self.fetch_first_job_id = 1
if self.fetch_jobs_timer:
GLib.source_remove (self.fetch_jobs_timer)
self.fetch_jobs_timer = GLib.timeout_add (5, self.fetch_jobs,
refresh_all)
else:
jobs = {}
try:
r = collect_printer_state_reasons (c, self.ppdcache)
self.printer_state_reasons = r
dests = c.getPrinters ()
self.printers = set(dests.keys ())
except cups.IPPError as e:
(e, m) = e.args
GLib.idle_add (lambda e, m: self.emit ('cups-ipp-error', e, m),
e, m)
return
except RuntimeError:
GLib.idle_add (self.emit, 'cups-connection-error')
return
if self.specific_dests is not None:
for jobid in jobs.keys ():
uri = jobs[jobid].get('job-printer-uri', '/')
i = uri.rfind ('/')
printer = uri[i + 1:]
if printer not in self.specific_dests:
del jobs[jobid]
self.set_process_pending (False)
for printer in self.printers:
GLib.idle_add (lambda x: self.emit ('printer-added', x), printer)
for jobid, job in jobs.items ():
GLib.idle_add (lambda jobid, job:
self.emit ('job-added', jobid, '', {}, job),
jobid, job)
self.update_jobs (jobs)
self.jobs = jobs
self.set_process_pending (True)
return False
def get_notifications(self):
if self.update_timer:
GLib.source_remove (self.update_timer)
self.update_timer = None
if not self.process_pending_events:
# Defer the timer callback.
self.update_timer = GLib.timeout_add (200,
self.get_notifications)
debugprint ("Deferred get_notifications by 200ms")
return False
debugprint ("get_notifications")
user = cups.getUser ()
try:
cups.setUser (self.user)
c = cups.Connection (host=self.host,
port=self.port,
encryption=self.encryption)
try:
try:
notifications = c.getNotifications ([self.sub_id],
[self.sub_seq + 1])
except AttributeError:
notifications = c.getNotifications ([self.sub_id])
except cups.IPPError as e:
(e, m) = e.args
cups.setUser (user)
if e == cups.IPP_NOT_FOUND:
# Subscription lease has expired.
self.sub_id = -1
debugprint ("Subscription not found, will refresh")
self.refresh ()
return False
self.emit ('cups-ipp-error', e, m)
if e == cups.IPP_FORBIDDEN:
return False
debugprint ("getNotifications failed with %d (%s)" % (e, m))
return True
except RuntimeError:
cups.setUser (user)
debugprint ("cups-connection-error, will retry")
self.cups_connection_in_error = True
self.emit ('cups-connection-error')
return True
if self.cups_connection_in_error:
self.cups_connection_in_error = False
debugprint ("cups-connection-recovered")
self.emit ('cups-connection-recovered')
cups.setUser (user)
jobs = self.jobs.copy ()
for event in notifications['events']:
seq = event['notify-sequence-number']
self.sub_seq = seq
nse = event['notify-subscribed-event']
debugprint ("%d %s %s" % (seq, nse, event['notify-text']))
if get_debugging ():
debugprint (pprint.pformat (event))
if nse.startswith ('printer-'):
# Printer events
name = event['printer-name']
if nse == 'printer-added' and name not in self.printers:
self.printers.add (name)
self.emit ('printer-added', name)
elif nse == 'printer-deleted' and name in self.printers:
self.printers.remove (name)
items = list(self.reasons_seen.keys ())
for tuple in items:
if tuple[1] == name:
reason = self.reasons_seen[tuple]
del self.reasons_seen[tuple]
self.emit ('state-reason-removed', reason)
if name in self.printer_state_reasons:
del self.printer_state_reasons[name]
self.emit ('printer-removed', name)
elif name in self.printers:
printer_state_reasons = event['printer-state-reasons']
reasons = []
for reason in printer_state_reasons:
if reason == "none":
break
if state_reason_is_harmless (reason):
continue
reasons.append (StateReason (name, reason,
self.ppdcache))
self.printer_state_reasons[name] = reasons
self.emit ('printer-event', name, nse, event)
continue
# Job events
if not nse.startswith ("job-"):
# Some versions of CUPS give empty
# notify-subscribed-event attributes (STR #3608).
debugprint ("Unhandled nse %s" % repr (nse))
continue
jobid = event['notify-job-id']
if (nse == 'job-created' or
(nse == 'job-state-changed' and
jobid not in jobs and
event['job-state'] == cups.IPP_JOB_PROCESSING)):
if (self.specific_dests is not None and
event['printer-name'] not in self.specific_dests):
continue
try:
attrs = c.getJobAttributes (jobid)
if (self.my_jobs and
attrs['job-originating-user-name'] != cups.getUser ()):
continue
jobs[jobid] = attrs
except KeyError:
jobs[jobid] = {'job-k-octets': 0}
except cups.IPPError as e:
(e, m) = e.args
self.emit ('cups-ipp-error', e, m)
jobs[jobid] = {'job-k-octets': 0}
self.emit ('job-added', jobid, nse, event, jobs[jobid].copy ())
elif (nse == 'job-completed' or
(nse == 'job-state-changed' and
event['job-state'] == cups.IPP_JOB_COMPLETED)):
if not (self.which_jobs in ['completed', 'all']):
try:
del jobs[jobid]
self.emit ('job-removed', jobid, nse, event)
except KeyError:
pass
continue
try:
job = jobs[jobid]
except KeyError:
continue
if (self.specific_dests is not None and
event['printer-name'] not in self.specific_dests):
del jobs[jobid]
self.emit ('job-removed', jobid, nse, event)
continue
for attribute in ['job-state',
'job-name']:
job[attribute] = event[attribute]
if 'notify-printer-uri' in event:
job['job-printer-uri'] = event['notify-printer-uri']
self.emit ('job-event', jobid, nse, event, job.copy ())
self.set_process_pending (False)
self.update_jobs (jobs)
self.jobs = jobs
self.set_process_pending (True)
# Update again when we're told to. If we're getting CUPS
# D-Bus signals, however, rely on those instead.
if not self.received_any_dbus_signals:
interval = notifications['notify-get-interval']
t = GLib.timeout_add_seconds (interval,
self.get_notifications)
debugprint ("Next notifications fetch in %ds" % interval)
self.update_timer = t
return False
def _perform_authentication (self):
self._passes += 1
creds = global_authinfocache.lookup_auth_info (host=self._server, port=self._port)
if creds != None:
if (creds[0] != 'root' or self._try_as_root):
(self._use_user, self._use_password) = creds
del creds
debugprint ("Authentication pass: %d" % self._passes)
if self._passes == 1:
# Haven't yet tried the operation. Set the password
# callback and return > 0 so we try it for the first time.
self._has_failed = False
self._forbidden = False
self._auth_called = False
self._cancel = False
self._cannot_auth = False
self._dialog_shown = False
cups.setPasswordCB (self._password_callback)
debugprint ("Authentication: password callback set")
return 1
debugprint ("Forbidden: %s" % self._forbidden)
if not self._has_failed:
# Tried the operation and it worked. Return 0 to signal to
# break out of the loop.
debugprint ("Authentication: Operation successful")
return 0
# Reset failure flag.
self._has_failed = False
if self._passes >= 2:
# Tried the operation without a password and it failed.
if (self._try_as_root and
self._user != 'root' and
(self._server[0] == '/' or self._forbidden)):
# This is a UNIX domain socket connection so we should
# not have needed a password (or it is not a UDS but
# we got an HTTP_FORBIDDEN response), and so the
# operation must not be something that the current
# user is authorised to do. They need to try as root,
# and supply the password. However, to get the right
# prompt, we need to try as root but with no password
# first.
debugprint ("Authentication: Try as root")
self._use_user = '******'
self._auth_called = False
try:
self._connect (allow_pk=False)
except RuntimeError:
raise cups.IPPError (cups.IPP_SERVICE_UNAVAILABLE,
'server-error-service-unavailable')
return 1
if not self._prompt_allowed:
debugprint ("Authentication: prompting not allowed")
self._cancel = True
return 1
if not self._auth_called:
# We aren't even getting a chance to supply credentials.
debugprint ("Authentication: giving up")
self._cancel = True
self._cannot_auth = True
return 1
# Reset the flag indicating whether we were given an auth callback.
self._auth_called = False
# If we're previously prompted, explain why we're prompting again.
if self._dialog_shown:
if self._lock:
self._gui_event.clear ()
GLib.timeout_add (1, self._show_not_authorized_dialog)
self._gui_event.wait ()
else:
self._show_not_authorized_dialog ()
if self._lock:
self._gui_event.clear ()
GLib.timeout_add (1, self._perform_authentication_with_dialog)
self._gui_event.wait ()
else:
self._perform_authentication_with_dialog ()
if self._cancel:
debugprint ("cancelled")
return -1
cups.setUser (self._use_user)
debugprint ("Authentication: Reconnect")
try:
self._connect (allow_pk=False)
except RuntimeError:
raise cups.IPPError (cups.IPP_SERVICE_UNAVAILABLE,
'server-error-service-unavailable')
return 1
(e, m) = e.args
print("Error getting printer attibutes: %s" % m)
sys.exit (1)
SPECIFIC_URI = attrs['device-uri']
print("URI for queue %s is %s" % (sys.argv[1], SPECIFIC_URI))
else:
print ("\nIf you have not already done so, you may get more results\n"
"by temporarily disabling your firewall (or by allowing\n"
"incoming UDP packets on port 161).\n")
if devices == None:
if not SPECIFIC_URI:
print("Examining connected devices")
cups.setUser ('root')
c = cups.Connection ()
try:
if SPECIFIC_URI:
scheme = str (SPECIFIC_URI.split (":", 1)[0])
devices = c.getDevices (include_schemes=[scheme])
else:
devices = c.getDevices (exclude_schemes=["dnssd", "hal", "hpfax"])
except cups.IPPError as e:
(e, m) = e.args
if e == cups.IPP_FORBIDDEN:
print("Run this as root to examine IDs from attached devices.")
sys.exit (1)
if e in (cups.IPP_NOT_AUTHORIZED, cups.IPP_AUTHENTICATION_CANCELED):
print("Not authorized.")
def test (xml_path=None, attached=False, deviceid=None, debug=False):
import cups
import locale
from . import ppds
from pprint import pprint
from time import time
import os.path
if debug:
def debugprint (x):
print (x)
ppds.set_debugprint_fn (debugprint)
locale.setlocale (locale.LC_ALL, "")
encoding = locale.getlocale (locale.LC_CTYPE)[1]
if xml_path == None:
xml_path = os.path.join (os.path.join (os.path.dirname (__file__),
".."),
"xml")
os.environ["CUPSHELPERS_XMLDIR"] = xml_path
xml_path = os.path.join (xml_path, "preferreddrivers.xml")
loadstart = time ()
(xmldrivertypes, xmlpreferenceorder) = PreferredDrivers (xml_path)
drivertypes = DriverTypes ()
drivertypes.load (xmldrivertypes)
preforder = PreferenceOrder ()
preforder.load (xmlpreferenceorder)
loadtime = time () - loadstart
if debug:
print("Time to load %s: %.3fs" % (xml_path, loadtime))
c = cups.Connection ()
try:
cupsppds = c.getPPDs2 ()
except AttributeError:
# getPPDs2 requires pycups >= 1.9.52
cupsppds = c.getPPDs ()
ppdfinder = ppds.PPDs (cupsppds)
if attached or deviceid:
if attached:
cups.setUser ("root")
devices = c.getDevices ()
else:
devid = parseDeviceID (deviceid)
devices = { "xxx://yyy":
{ "device-id": deviceid,
"device-make-and-model": "%s %s" % (devid["MFG"],
devid["MDL"])
}
}
for uri, device in devices.items ():
if uri.find (":") == -1:
continue
devid = device.get ("device-id", "")
if isinstance (devid, list):
devid = devid[0]
if not devid:
continue
if not uri.startswith ("xxx:"):
print (uri)
id_dict = parseDeviceID (devid)
fit = ppdfinder.getPPDNamesFromDeviceID (id_dict["MFG"],
id_dict["MDL"],
id_dict["DES"],
id_dict["CMD"],
uri)
mm = device.get ("device-make-and-model", "")
orderedtypes = preforder.get_ordered_types (drivertypes,
mm, id_dict)
ppds = {}
for ppdname in fit.keys ():
ppds[ppdname] = ppdfinder.getInfoFromPPDName (ppdname)
orderedppds = drivertypes.get_ordered_ppdnames (orderedtypes,
ppds,
fit)
i = 1
for t, ppd in orderedppds:
print("%d %s\n (%s, %s)" % (i, ppd, t, fit[ppd]))
i += 1
else:
for make in ppdfinder.getMakes ():
for model in ppdfinder.getModels (make):
ppdsdict = ppdfinder.getInfoFromModel (make, model)
mm = make + " " + model
orderedtypes = preforder.get_ordered_types (drivertypes,
mm, None)
fit = {}
for ppdname in ppdsdict.keys ():
fit[ppdname] = DriverType.FIT_CLOSE
orderedppds = drivertypes.get_ordered_ppdnames (orderedtypes,
ppdsdict, fit)
print((mm.encode (encoding) + ":"))
i = 1
for t, ppd in orderedppds:
print("%d %s\n (%s)" % (i, ppd, t))
i += 1
print()