school/security/school_security.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data noupdate="1">

        <record model="ir.module.category" id="module_category_school">
                <field name="name">School Management</field>
                <field name="sequence">22</field>
        </record>
        <record id="group_school_administration" model="res.groups">
                <field name="name">School Administrator</field>
                <field name="category_id" ref="module_category_school"/>
        </record>

        <record id="group_school_teacher" model="res.groups">
                <field name="name">School Teacher</field>
                <field name="category_id" ref="module_category_school"/>
        </record>

        <record id="group_school_student" model="res.groups">
                <field name="name">School Student</field>
                <field name="category_id" ref="module_category_school"/>
        </record>

        <record id="group_school_parent" model="res.groups">
                <field name="name">Student Parent</field>
                <field name="category_id" ref="module_category_school"/>
        </record>

        <record id="school_rule_personal_school" model="ir.rule">
                <field name="name">School</field>
                <field ref="model_school_school" name="model_id"/>
                <field name="domain_force">['|','|',('company_id.child_ids','child_of',[user.company_id.id]),('company_id','child_of',[user.company_id.id]),('company_id','=',False)]</field>
                <field name="groups" eval="[(4, ref('group_school_teacher')),(4, ref('group_school_student')),(4, ref('group_school_parent'))]"/> 
        </record>
        
        <!-- Record Rule for student profile info for Student -->
        <record id="student_rule_student_profile_record" model="ir.rule">
            <field name="name">Personal Student Profile Record</field>
            <field ref="model_student_student" name="model_id"/>
            <field eval="1" name="global"/>
            <field name="domain_force">[('user_id','=',user.id)]</field>
            <field name="groups" eval="[(4, ref('group_school_student'))]"/>
         </record>
         
        <!-- Record Rule for student profile info for admin for multi company -->
        <record id="student_rule_multi_company_profile_record_admin" model="ir.rule">
            <field name="name">Personal Student multi company Record Admin</field>
            <field ref="model_student_student" name="model_id"/>
            <field eval="True" name="global"/>
            <field name="domain_force"> ['|','|',('cmp_id.child_ids','child_of',[user.company_id.id]),('cmp_id','child_of',[user.company_id.id]),('cmp_id','in',False)]</field>
            <field name="groups" eval="[(4, ref('group_school_administration'))]"/>
         </record>
         
         <!-- Record Rule for student profile info for teacher for multi company -->
        <record id="student_rule_multi_company_profile_record_teacher" model="ir.rule">
            <field name="name">Personal Student multi company Record Teacher</field>
            <field ref="model_student_student" name="model_id"/>
            <field eval="True" name="global"/>
            <field name="domain_force"> [('cmp_id.id','in',[user.company_id.id])]</field>
            <field name="groups" eval="[(4, ref('group_school_teacher'))]"/>
         </record>
         
         <!-- Record Rule for standard info for admin for multi company -->
        <record id="standard_rule_multi_company_profile_record" model="ir.rule">
            <field name="name">Standard multi company Record Admin</field>
            <field ref="model_school_standard" name="model_id"/>
            <field eval="True" name="global"/>
            <field name="domain_force"> ['|','|',('cmp_id.child_ids','child_of',[user.company_id.id]),('cmp_id','child_of',[user.company_id.id]),('cmp_id','in',False)]</field>
            <field name="groups" eval="[(4, ref('group_school_administration'))]"/>
         </record>
         
         <!-- Record Rule for standard info for teacher for multi company -->
        <record id="student_rule_multi_company_profile_record" model="ir.rule">
            <field name="name">Standard multi company Record Teacher</field>
            <field ref="model_school_standard" name="model_id"/>
            <field eval="True" name="global"/>
            <field name="domain_force"> [('cmp_id.id','in',[user.company_id.id])]</field>
            <field name="groups" eval="[(4, ref('group_school_teacher'))]"/>
         </record>
         
        <!-- Record Rule for News Update for student and Teacher -->
          <record id="student_rule_news_update_record" model="ir.rule">
            <field name="name">News Update Record</field>
            <field ref="model_student_news" name="model_id"/>
            <field eval="1" name="global"/>
            <field name="domain_force">[('user_ids.id','=',user.id)]</field>
            <field name="groups" eval="[(4, ref('school.group_school_student')),(4, ref('school.group_school_teacher'))]"/>
         </record>  

    </data>
</openerp>