57 lines
1.8 KiB
Python
57 lines
1.8 KiB
Python
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# -*- coding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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import json
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from threading import Event
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import time
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from odoo.http import request
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class EventManager(object):
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def __init__(self):
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self.events = []
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self.sessions = {}
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def _delete_expired_sessions(self, max_time=70):
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'''
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Clears sessions that are no longer called.
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:param max_time: time a session can stay unused before being deleted
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'''
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now = time.time()
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expired_sessions = [
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session
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for session in self.sessions
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if now - self.sessions[session]['time_request'] > max_time
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]
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for session in expired_sessions:
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del self.sessions[session]
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def add_request(self, listener):
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self.session = {
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'session_id': listener['session_id'],
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'devices': listener['devices'],
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'event': Event(),
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'result': {},
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'time_request': time.time(),
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}
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self._delete_expired_sessions()
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self.sessions[listener['session_id']] = self.session
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return self.sessions[listener['session_id']]
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def device_changed(self, device):
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event = {
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**device.data,
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'device_identifier': device.device_identifier,
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'time': time.time(),
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'request_data': json.loads(request.params['data']) if request and 'data' in request.params else None,
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}
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self.events.append(event)
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for session in self.sessions:
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if device.device_identifier in self.sessions[session]['devices'] and not self.sessions[session]['event'].is_set():
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self.sessions[session]['result'] = event
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self.sessions[session]['event'].set()
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event_manager = EventManager()
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