56 lines
2.6 KiB
Python
56 lines
2.6 KiB
Python
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# -*- coding: utf-8 -*-
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import datetime
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import time
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from odoo import api, fields, models
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from odoo import tools
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from odoo.addons.bus.models.bus import TIMEOUT
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from odoo.tools.misc import DEFAULT_SERVER_DATETIME_FORMAT
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DISCONNECTION_TIMER = TIMEOUT + 5
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AWAY_TIMER = 1800 # 30 minutes
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class BusPresence(models.Model):
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""" User Presence
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Its status is 'online', 'away' or 'offline'. This model should be a one2one, but is not
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attached to res_users to avoid database concurrence errors. Since the 'update' method is executed
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at each poll, if the user have multiple opened tabs, concurrence errors can happend, but are 'muted-logged'.
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"""
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_name = 'bus.presence'
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_description = 'User Presence'
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_log_access = False
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_sql_constraints = [('bus_user_presence_unique', 'unique(user_id)', 'A user can only have one IM status.')]
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user_id = fields.Many2one('res.users', 'Users', required=True, index=True, ondelete='cascade')
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last_poll = fields.Datetime('Last Poll', default=lambda self: fields.Datetime.now())
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last_presence = fields.Datetime('Last Presence', default=lambda self: fields.Datetime.now())
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status = fields.Selection([('online', 'Online'), ('away', 'Away'), ('offline', 'Offline')], 'IM Status', default='offline')
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@api.model
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def update(self, inactivity_period):
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""" Updates the last_poll and last_presence of the current user
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:param inactivity_period: duration in milliseconds
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"""
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presence = self.search([('user_id', '=', self._uid)], limit=1)
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# compute last_presence timestamp
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last_presence = datetime.datetime.now() - datetime.timedelta(milliseconds=inactivity_period)
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values = {
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'last_poll': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT),
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}
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# update the presence or a create a new one
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if not presence: # create a new presence for the user
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values['user_id'] = self._uid
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values['last_presence'] = last_presence.strftime(DEFAULT_SERVER_DATETIME_FORMAT)
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self.create(values)
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else: # update the last_presence if necessary, and write values
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if datetime.datetime.strptime(presence.last_presence, DEFAULT_SERVER_DATETIME_FORMAT) < last_presence:
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values['last_presence'] = last_presence.strftime(DEFAULT_SERVER_DATETIME_FORMAT)
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# Hide transaction serialization errors, which can be ignored, the presence update is not essential
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with tools.mute_logger('odoo.sql_db'):
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presence.write(values)
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# avoid TransactionRollbackError
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self.env.cr.commit() # TODO : check if still necessary
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