ACL Actions with inheritance

access.xml

<?xml version="1.0" encoding="utf-8"?>
<access component="com_test">
    <section name="component">
        <action name="core.admin" title="JACTION_ADMIN" description="JACTION_ADMIN_COMPONENT_DESC" />
        <action name="core.manage" title="JACTION_MANAGE" description="JACTION_MANAGE_COMPONENT_DESC" />
        <action name="core.create" title="JACTION_CREATE" description="JACTION_CREATE_COMPONENT_DESC" />
        <action name="core.delete" title="JACTION_DELETE" description="JACTION_DELETE_COMPONENT_DESC" />
        <action name="core.edit" title="JACTION_EDIT" description="JACTION_EDIT_COMPONENT_DESC" />
        <action name="test.manage" title="JACTION_EDIT" description="JACTION_EDIT_COMPONENT_DESC" inherit="core.delete"/>
    </section>
</access>

helper.php

<?php defined('_JEXEC') or die ;

class TestHelper
{
    protected static $actions = null;

    public static function authorise($action, $asset = 'com_test')
    {
        // We should cache this
        if(is_null(self::$actions)){
            self::$actions = JAccess::getActionsFromFile(JPATH_COMPONENT_ADMINISTRATOR.'/access.xml');
        }
        
        $user       = JFactory::getUser();
        $result     = $user->authorize($action, $asset);
        $actionObj  = null;
        
        // Check if we inherit from something
        if(is_null($result)) {
            $filter = array_filter(self::$actions, 
                function ($var) use ($action) {
                    return ($var->name == $action); 
                } 
            );
            $actionObj  = array_shift($filter);
        }

        // Now loop down the hierarchy to see if we have a match somewhere
        while(is_null($result) && $actionObj->inherit != '') {
            $action = $actionObj->inherit;
            $filter = array_filter(self::$actions, 
                function ($var) use ($action) {
                    return ($var->name == $action); 
                } 
            );
            $actionObj  = array_shift($filter);
            $result     = $user->authorize($action, $asset);
        }

        return $result;
    }
}

test.php

<?php 
$actions = JAccess::getActionsFromFile(JPATH_COMPONENT_ADMINISTRATOR.'/access.xml');
$user 	 = JFactory::getUser(398);
foreach($actions as $action) {
	$result = $user->authorize($action->name, 'com_test');
	while(is_null($result) && $action->inherit != ''){
		$filter = array_filter($actions, 
			function ($var) use ($action) {
				return ($var->name == $action->inherit); 
			} 
		);
		$action = array_shift($filter);
		$result = $user->authorize($action->name, 'com_test');
	}
	var_dump($action, $result);
}