<?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;
    }
}