odoo_source/addons/hr_timesheet/security/hr_timesheet_security.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data noupdate="True">

        <record id="property_rule_timesheet_employee" model="ir.rule">
            <field name="name">HR Analytic Timesheet</field>
            <field model="ir.model" name="model_id" ref="model_hr_analytic_timesheet"/>
            <field name="domain_force">[('user_id', '=', user.id)]</field>
        </record>

    </data>
</openerp>