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driver.py
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driver.py
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# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
from threading import Thread, Event
from odoo.addons.hw_drivers.main import drivers, iot_devices
class DriverMetaClass(type):
def __new__(cls, clsname, bases, attrs):
newclass = super(DriverMetaClass, cls).__new__(cls, clsname, bases, attrs)
if hasattr(newclass, 'priority'):
newclass.priority += 1
else:
newclass.priority = 0
drivers.append(newclass)
return newclass
class Driver(Thread, metaclass=DriverMetaClass):
"""
Hook to register the driver into the drivers list
"""
connection_type = ''
def __init__(self, identifier, device):
super(Driver, self).__init__()
self.dev = device
self.device_identifier = identifier
self.device_name = ''
self.device_connection = ''
self.device_type = ''
self.device_manufacturer = ''
self.data = {'value': ''}
self._actions = {}
self._stopped = Event()
@classmethod
def supported(cls, device):
"""
On specific driver override this method to check if device is supported or not
return True or False
"""
return False
def action(self, data):
"""Helper function that calls a specific action method on the device.
:param data: the `_actions` key mapped to the action method we want to call
:type data: string
"""
self._actions[data.get('action', '')](data)
def disconnect(self):
self._stopped.set()
del iot_devices[self.device_identifier]