ordernumber.php

<?php
/**
 * @package VirtueMart 2 OrderNumber plugin for Joomla! 2.5
 * @author Reinhold Kainhofer, reinhold@kainhofer.com
 * @copyright (C) 2012-2014 - Reinhold Kainhofer
 * @license GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
**/

if ( !defined( 'ABSPATH' ) and !defined('_JEXEC') ) { 
	die( 'Direct Access to ' . basename( __FILE__ ) . ' is not allowed.' ) ;
}
if (!class_exists('vmShopperPlugin')) 
    require(JPATH_VM_PLUGINS . DS . 'vmshopperplugin.php');
// if (!class_exists( 'VmConfig' )) 
//     require(JPATH_ROOT.DS.'administrator'.DS.'components'.DS.'com_virtuemart'.DS.'helpers'.DS.'config.php');
// VmConfig::loadConfig();
if (!class_exists('OrdernumberHelperJoomla'))
	require_once (dirname(__FILE__) . DS . 'ordernumber_helper_joomla.php');

class plgVmShopperOrdernumber extends vmShopperPlugin {
	protected $helper = null;

	function __construct(& $subject, $config) {
		parent::__construct($subject, $config);
		/* Create the database table */
		$this->tableFields = array_keys ($this->getTableSQLFields ());
		$this->helper = new OrdernumberHelperJoomla();
		$this->helper->tableName = $this->_tablename;
        
		$this->helper->registerCallback('setupStoreReplacements',		array($this, 'setupStoreReplacements'));
		$this->helper->registerCallback('setupOrderReplacements',		array($this, 'setupOrderReplacements'));
		$this->helper->registerCallback('setupUserReplacements',		array($this, 'setupUserReplacements'));
		$this->helper->registerCallback('setupShippingReplacements',	array($this, 'setupShippingReplacements'));
		$this->helper->registerCallback('setupThirdPartyReplacements',	array($this, 'setupThirdPartyReplacements'));

	}

    /**
     * Glue functions for the OrdernumberHelper
     */
     
    public function getVmPluginCreateTableSQL () {
        return $this->createTableSQL ('VM Shopper plugin: custom order and invoice numbers');
    }

    function getTableSQLFields () {
        $SQLfields = array(
            'id'             => 'int(11) UNSIGNED NOT NULL AUTO_INCREMENT',
            'number_type'    => 'varchar(30)',
            'number_format'  => 'varchar(255)',
            'count'          => 'int(1)',
        );
        return $SQLfields;
    }

    // We don't need this function, but the parent class declares it abstract, so we need to overload
    function plgVmOnUpdateOrderBEShopper($_orderID) {}
    
    /* Extract the country information from the given ID */
    protected static function getCountryFromID ($country_id) {
        $db = JFactory::getDBO();
        $query = 'SELECT * FROM `#__virtuemart_countries` WHERE `virtuemart_country_id` = ' . (int)$country_id;
        $db->setQuery($query);
        return $db->loadObject();
    }



    public function setupStoreReplacements (&$reps, $details, $nrtype) {
        if (isset($details->virtuemart_vendor_id))