77 lines
3.4 KiB
Python
77 lines
3.4 KiB
Python
# -*- coding: utf-8 -*-
|
|
import datetime
|
|
import time
|
|
|
|
from psycopg2 import OperationalError
|
|
|
|
from odoo import api, fields, models
|
|
from odoo import tools
|
|
from odoo.service.model import PG_CONCURRENCY_ERRORS_TO_RETRY
|
|
from odoo.tools.misc import DEFAULT_SERVER_DATETIME_FORMAT
|
|
|
|
UPDATE_PRESENCE_DELAY = 60
|
|
DISCONNECTION_TIMER = UPDATE_PRESENCE_DELAY + 5
|
|
AWAY_TIMER = 1800 # 30 minutes
|
|
|
|
|
|
class BusPresence(models.Model):
|
|
""" User Presence
|
|
Its status is 'online', 'away' or 'offline'. This model should be a one2one, but is not
|
|
attached to res_users to avoid database concurrence errors. Since the 'update_presence' method is executed
|
|
at each poll, if the user have multiple opened tabs, concurrence errors can happend, but are 'muted-logged'.
|
|
"""
|
|
|
|
_name = 'bus.presence'
|
|
_description = 'User Presence'
|
|
_log_access = False
|
|
|
|
user_id = fields.Many2one('res.users', 'Users', ondelete='cascade')
|
|
last_poll = fields.Datetime('Last Poll', default=lambda self: fields.Datetime.now())
|
|
last_presence = fields.Datetime('Last Presence', default=lambda self: fields.Datetime.now())
|
|
status = fields.Selection([('online', 'Online'), ('away', 'Away'), ('offline', 'Offline')], 'IM Status', default='offline')
|
|
|
|
def init(self):
|
|
self.env.cr.execute("CREATE UNIQUE INDEX IF NOT EXISTS bus_presence_user_unique ON %s (user_id) WHERE user_id IS NOT NULL" % self._table)
|
|
|
|
@api.model
|
|
def update_presence(self, inactivity_period, identity_field, identity_value):
|
|
""" Updates the last_poll and last_presence of the current user
|
|
:param inactivity_period: duration in milliseconds
|
|
"""
|
|
# This method is called in method _poll() and cursor is closed right
|
|
# after; see bus/controllers/main.py.
|
|
try:
|
|
# Hide transaction serialization errors, which can be ignored, the presence update is not essential
|
|
# The errors are supposed from presence.write(...) call only
|
|
with tools.mute_logger('odoo.sql_db'):
|
|
self._update_presence(inactivity_period=inactivity_period, identity_field=identity_field, identity_value=identity_value)
|
|
# commit on success
|
|
self.env.cr.commit()
|
|
except OperationalError as e:
|
|
if e.pgcode in PG_CONCURRENCY_ERRORS_TO_RETRY:
|
|
# ignore concurrency error
|
|
return self.env.cr.rollback()
|
|
raise
|
|
|
|
@api.model
|
|
def _update_presence(self, inactivity_period, identity_field, identity_value):
|
|
presence = self.search([(identity_field, '=', identity_value)], limit=1)
|
|
# compute last_presence timestamp
|
|
last_presence = datetime.datetime.now() - datetime.timedelta(milliseconds=inactivity_period)
|
|
values = {
|
|
'last_poll': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT),
|
|
}
|
|
# update the presence or a create a new one
|
|
if not presence: # create a new presence for the user
|
|
values[identity_field] = identity_value
|
|
values['last_presence'] = last_presence
|
|
self.create(values)
|
|
else: # update the last_presence if necessary, and write values
|
|
if presence.last_presence < last_presence:
|
|
values['last_presence'] = last_presence
|
|
presence.write(values)
|
|
|
|
@api.autovacuum
|
|
def _gc_bus_presence(self):
|
|
self.search([('user_id.active', '=', False)]).unlink()
|