class PySideReconnectionStrategy(ReconnectionStrategy):
can_reconnect = True
def __init__(self):
self.manager = QNetworkConfigurationManager()
self.session = self._session()
self.manager.onlineStateChanged.connect(self._connect)
def _session(self):
return QNetworkSession(self.manager.defaultConfiguration())
def _connect(self, is_connected):
if is_connected is False:
# create a new session
self.session = self._session()
# start session if required
caps = self.manager.capabilities()
if caps & QNetworkConfigurationManager.CanStartAndStopInterfaces:
self.session.open()
self.session.waitForOpened(-1)
def on_connect_attempt(self, conn):
self._connect(self.manager.isOnline())
def on_connection_open(self, conn):
caps = self.manager.capabilities()
if caps & QNetworkConfigurationManager.ForcedRoaming:
reconnect = conn.force_reconnect
self.session.newConfigurationActivated.connect(reconnect)
def on_connection_closed(self, conn):
conn._reconnect() if not self.is_active else None
def __init__(self, parent=None):
super(MainWindow, self).__init__(parent)
self.serviceProvider = 0
self.popupMenu = None
self.mapControlButtons = []
self.mapControlTypes = []
self.markerObjects = []
self.setWindowTitle(self.tr('Map Viewer Demo'))
self.routingManager = None
self.mapManager = None
self.mapWidget = None
self.markerIcon = None
self.slider = None
manager = QNetworkConfigurationManager()
canStartIAP = manager.capabilities() & QNetworkConfigurationManager.CanStartAndStopInterfaces
configuration = manager.defaultConfiguration()
if not configuration.isValid or (not canStartIAP and configuration.starte() != QNetworkConfiguration.Active):
QMessageBox.information(self, self.tr('Map Viewer Demo'),
self.tr('Available Access Points not found.'))
return
self.session = QNetworkSession(configuration, self)
self.session.opened.connect(self.networkSessionOpened)
self.session.error.connect(self.error)
self.session.open()
self.session.waitForOpened()
self.setProvider('nokia')
self.setupUi()
class ConnMonitor(QObject):
connectionSwitched = QtCore.Signal();
connected = QtCore.Signal()
disconnected = QtCore.Signal()
def __init__(self):
super(ConnMonitor,self).__init__();
self.session = None
self.online = False
self.manager = QNetworkConfigurationManager()
self.config = self.manager.defaultConfiguration() if self.manager.isOnline() else None
self.manager.onlineStateChanged.connect(self.onOnlineStateChanged)
self.manager.configurationChanged.connect(self.onConfigurationChanged)
self.connected.connect(self.onOnline)
self.disconnected.connect(self.onOffline)
self.session = QNetworkSession(self.manager.defaultConfiguration());
self.session.stateChanged.connect(self.sessionStateChanged)
self.session.closed.connect(self.disconnected);
#self.session.opened.connect(self.connected);
#self.createSession();
#self.session.waitForOpened(-1)
def sessionStateChanged(self,state):
print "state changed "+str(state);
def createSession(self):
#self.session.setSessionProperty("ConnectInBackground", True);
self.session.open();
def isOnline(self):
return self.manager.isOnline()
def onConfigurationChanged(self,config):
if self.manager.isOnline() and config.state() == PySide.QtNetwork.QNetworkConfiguration.StateFlag.Active:
if self.config is None:
self.config = config
else:
self.connected.emit()
self.createSession();
def onOnlineStateChanged(self,state):
self.online = state
if state:
self.connected.emit()
else:
self.config = None
self.disconnected.emit()
def onOnline(self):
print "ONLINE"
#self.session = QNetworkSession(self.config)
def onOffline(self):
print "OFFLINE";
def __init__(self): super(ConnMonitor,self).__init__(); self.session = None self.online = False self.manager = QNetworkConfigurationManager() self.config = self.manager.defaultConfiguration() if self.manager.isOnline() else None self.manager.onlineStateChanged.connect(self.onOnlineStateChanged) self.manager.configurationChanged.connect(self.onConfigurationChanged) self.connected.connect(self.onOnline) self.disconnected.connect(self.onOffline) self.session = QNetworkSession(self.manager.defaultConfiguration()); self.session.stateChanged.connect(self.sessionStateChanged) self.session.closed.connect(self.disconnected);
def __init__(self):
QObject.__init__(self)
self._httpd = None
self._thread = None
self._port = 8000
self._alive = False
#For starting and stopping the server based on network connectiviy changes
self._nm = QNetworkConfigurationManager()
self._nm.onlineStateChanged.connect(self._onlineStateChanged)
def qncm(): from PySide.QtNetwork import QNetworkConfigurationManager return QNetworkConfigurationManager()
def get_network_configuration(self):
network_manager = QNetworkConfigurationManager()
network_configuration = network_manager.defaultConfiguration()
return network_configuration
def get_network_configuration(self):
network_manager = QNetworkConfigurationManager()
network_configuration = network_manager.defaultConfiguration()
return network_configuration
def __init__(self):
self.manager = QNetworkConfigurationManager()
self.session = self._session()
self.manager.onlineStateChanged.connect(self._connect)
def check_online_status(self):
mgr = QNetworkConfigurationManager()
activeConfigs = mgr.allConfigurations(QNetworkConfiguration.Active)
return mgr.isOnline()
class ElServer(QObject):
'''This is the class to start and manage a http server
in a separate thread.It also contains the necessary '''
CONNECTIONS = ConnectionsModel()
def __init__(self):
QObject.__init__(self)
self._httpd = None
self._thread = None
self._port = 8000
self._alive = False
#For starting and stopping the server based on network connectiviy changes
self._nm = QNetworkConfigurationManager()
self._nm.onlineStateChanged.connect(self._onlineStateChanged)
def _onlineStateChanged(self, isOnline):
if isOnline:
#Restart the server to get the new IPs, if any
self.stop()
self.start()
else:
self.stop()
@Slot()
def start(self):
# Allow only 1 instance of the server per object.
# Also create the server only when we are connected.
if self._httpd is None and self._nm.isOnline():
self._thread = threading.Thread(target=self._thread_proc)
self._thread.setDaemon(True)
self._thread.start()
print "Started HTTP server on port: ", self._port
def _thread_proc(self):
''' The HTTP Server Thread'''
while self._port < 10000:
try:
self._httpd = ThreadedHTTPServer(("", self._port),ElRequestHandler)
break
except:
self._port += 1
self._setAlive(True)
self._httpd.serve_forever()
self._thread = None
def _isAlive(self):
return self._alive
def _setAlive(self,value):
if value != self._alive:
self._alive = value
self.statusChanged.emit()
statusChanged = Signal()
isAlive = Property(bool, _isAlive, _setAlive, notify = statusChanged)
@Slot()
def stop(self):
if self._httpd is not None:
self._httpd.shutdown()
self._httpd = None
self._setAlive(False)
print "Stopping Server..."
def get_ips(self):
''' Gets a list of ip addresses the current device is using. '''
ifconfig = subprocess.Popen('/sbin/ifconfig', stdout=subprocess.PIPE)
stdout, stderr = ifconfig.communicate()
ips = re.findall('addr:([^ ]+)', stdout)
ips = filter(lambda ip: not ip.startswith('127.'), ips) or None
return ips
@Slot(result=unicode)
def statusString(self):
ips = self.get_ips()
if ips is None:
return ""
return u'<center>Visit:<br>' + u'<br>or '.join(u'http://%s:%d/' % (ip, self._port) for ip in ips) + '<br/>on your computer, to access your files.</center>'
@Slot(result=QObject)
def connections(self):
return self.CONNECTIONS
@classmethod
def isAcceptable(self, address):
return ElServer.CONNECTIONS.status(address)
