108 lines
3.9 KiB
Python
108 lines
3.9 KiB
Python
import logging
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import gobject
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from model.devices import device
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from model.devices.network import wired
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from model.devices.network import wireless
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from model.devices.network import mesh
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from model.devices import battery
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from hardware import hardwaremanager
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from hardware import nmclient
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class DevicesModel(gobject.GObject):
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__gsignals__ = {
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'device-appeared' : (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE,
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([gobject.TYPE_PYOBJECT])),
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'device-disappeared': (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE,
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([gobject.TYPE_PYOBJECT]))
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}
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def __init__(self):
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gobject.GObject.__init__(self)
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self._devices = {}
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self.add_device(battery.Device())
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self._observe_network_manager()
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def _observe_network_manager(self):
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network_manager = hardwaremanager.get_network_manager()
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if not network_manager:
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return
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for device in network_manager.get_devices():
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self._check_network_device(device)
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network_manager.connect('device-added',
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self._network_device_added_cb)
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network_manager.connect('device-activating',
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self._network_device_activating_cb)
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network_manager.connect('device-activated',
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self._network_device_activated_cb)
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network_manager.connect('device-removed',
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self._network_device_removed_cb)
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def _network_device_added_cb(self, network_manager, nm_device):
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logging.debug("got added isgnal for %s" % nm_device.get_op())
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state = nm_device.get_state()
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if state == nmclient.DEVICE_STATE_ACTIVATING \
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or state == nmclient.DEVICE_STATE_ACTIVATED:
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self._check_network_device(nm_device)
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def _network_device_activating_cb(self, network_manager, nm_device):
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self._check_network_device(nm_device)
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def _network_device_activated_cb(self, network_manager, nm_device):
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pass
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def _network_device_removed_cb(self, nm_device):
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self._remove_network_device(nm_device)
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def _network_device_state_changed_cb(self, nm_device):
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if nm_device.get_state() == nmclient.DEVICE_STATE_INACTIVE:
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self._remove_network_device(nm_device)
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def _check_network_device(self, nm_device):
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if not nm_device.is_valid():
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logging.debug("Device %s not valid" % nm_device.get_op())
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return
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dtype = nm_device.get_type()
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if dtype == nmclient.DEVICE_TYPE_802_11_WIRELESS \
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or dtype == nmclient.DEVICE_TYPE_802_11_MESH_OLPC:
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self._add_network_device(nm_device)
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def _get_network_device(self, nm_device):
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return self._devices[str(nm_device.get_op())]
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def _add_network_device(self, nm_device):
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if self._devices.has_key(str(nm_device.get_op())):
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logging.debug("Tried to add device %s twice" % nm_device.get_op())
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return
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dtype = nm_device.get_type()
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logging.debug("Adding device %s type %d" % (nm_device.get_op(), dtype))
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if dtype == nmclient.DEVICE_TYPE_802_11_WIRELESS:
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self.add_device(wireless.Device(nm_device))
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if dtype == nmclient.DEVICE_TYPE_802_11_MESH_OLPC:
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self.add_device(mesh.Device(nm_device))
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nm_device.connect('state-changed',
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self._network_device_state_changed_cb)
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def _remove_network_device(self, nm_device):
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self.remove_device(self._get_network_device(nm_device))
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def __iter__(self):
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return iter(self._devices.values())
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def add_device(self, device):
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self._devices[device.get_id()] = device
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self.emit('device-appeared', device)
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def remove_device(self, device):
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self.emit('device-disappeared', self._devices[device.get_id()])
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del self._devices[device.get_id()]
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