flectra/addons/lunch/security/lunch_security.xml

<?xml version="1.0" ?>
<flectra>
        <record model="ir.module.category" id="module_lunch_category">
            <field name="name">Lunch</field>
            <field name="description">Helps you handle your lunch needs, if you are a manager you will be able to create new products, cashmoves and to confirm or cancel orders.</field>
            <field name="sequence">16</field>
        </record>
        <record id="group_lunch_user" model="res.groups">
            <field name="name">User</field>
            <field name="category_id" ref="module_lunch_category"/>
        </record>
        <record id="group_lunch_manager" model="res.groups">
            <field name="name">Manager</field>
            <field name="implied_ids" eval="[(4, ref('group_lunch_user'))]"/>
            <field name="category_id" ref="module_lunch_category"/>
            <field name="users" eval="[(4, ref('base.user_root'))]"/>
        </record>


        <record id="lunch_mind_your_own_food_money" model="ir.rule">
            <field name="name">lunch.cashmove: do not see other people's cashmove</field>
            <field name="model_id" ref="model_lunch_cashmove"/>
            <field name="groups" eval="[(4, ref('group_lunch_user'))]"/>
            <field name="domain_force">[('user_id', '=', user.id)]</field>
        </record>
        <record id="lunch_mind_other_food_money" model="ir.rule">
            <field name="name">lunch.cashmove: do see other people's cashmove</field>
            <field name="model_id" ref="model_lunch_cashmove"/>
            <field name="groups" eval="[(4, ref('group_lunch_manager'))]"/>
            <field name="domain_force">[(1, '=', 1)]</field>
        </record>
        <record id="lunch_order_line_rule_delete" model="ir.rule">
            <field name="name">lunch.order.line: Only new and cancelled order lines deleted.</field>
            <field name="model_id" ref="lunch.model_lunch_order_line"/>
            <field name="domain_force">[('state', 'in', ('new', 'cancelled'))]</field>
            <field name="perm_read" eval="0"/>
            <field name="perm_write" eval="0"/>
            <field name="perm_create" eval="0"/>
            <field name="perm_unlink" eval="1" />
            <field name="groups" eval="[(4,ref('lunch.group_lunch_user'))]"/>
        </record>

    <data noupdate="1">
        <record id="base.default_user" model="res.users">
            <field name="groups_id" eval="[(4,ref('lunch.group_lunch_manager'))]"/>
        </record>
    </data>
</flectra>