Magento coupon code generator sample configuration file

api2.xml

<config>
    <api2>
        <resource_groups>
            <autogen translate="title" module="CouponDemo_AutoGen">
                <title>CouponDemo API</title>
                <sort_order>10</sort_order>
            </autogen>
        </resource_groups>
        <resources>
            <autogen translate="title" module="CouponDemo_AutoGen">
                <group>autogen</group>
                <model>autogen/api2_coupon</model>
                <title>Coupon Code Auto Generation</title>
                <sort_order>10</sort_order>
                <privileges>
                    <admin>
                        <create>1</create>
                        <retrieve>1</retrieve>
                    </admin>
                </privileges>
                <attributes>
                    <coupon_id>Coupon ID</coupon_id>
                    <code>Code</code>
                    <qty>Quantity</qty>
                    <length>Length</length>
                    <format>Format</format>
                </attributes>
                <routes>
                    <route>
                        <route>/coupondemo/rules/:rule_id/codes</route>
                        <action_type>collection</action_type>
                    </route>
                </routes>
                <versions>1</versions>
            </autogen>
        </resources>
    </api2>
</config>