class PrinterDiscover(gobject.GObject):
STYPE = '_pdl-datastream._tcp'
SIGNAL = (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
(gobject.TYPE_PYOBJECT,))
__gsignals__ = {
'printer_discovered' : SIGNAL,
'printer_losed' : SIGNAL,
}
def __init__(self):
gobject.GObject.__init__(self)
self.printers = {}
self.discoverer = ServiceDiscover()
self.discoverer.connect_service(PrinterDiscover.STYPE, self.discovered, self.losed)
def get_printers(self):
return self.printers.values()
def discovered(self, *args):
print args
try:
address, port, name, host, txt = self.discoverer.resolve(*args)
mac = getoutput('arping -f -w 10 '+address+'|grep reply|awk \'{print $5}\'').strip('[[,]]')
except Exception, err:
print "Cant discover: ", err
return
printer = {'address': address, 'port': port, 'name': name, 'host': host, 'txt': txt, 'mac': mac}
self.printers[args[:-1]] = printer
self.emit('printer_discovered', printer)
def __init__(self):
gobject.GObject.__init__(self)
self.printers = {}
self.discoverer = ServiceDiscover()
self.discoverer.connect_service(PrinterDiscover.STYPE, self.discovered, self.losed)