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/home/develito/www/libraries-new/regularlabs/fields/hikashop.php

<?php
/**
 * @package         Regular Labs Library
 * @version         17.12.2960
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            http://www.regularlabs.com
 * @copyright       Copyright © 2017 Regular Labs All Rights Reserved
 * @license         http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

defined('_JEXEC') or die;

if ( ! is_file(JPATH_LIBRARIES . '/regularlabs/autoload.php'))
{
	return;
}

require_once JPATH_LIBRARIES . '/regularlabs/autoload.php';

class JFormFieldRL_HikaShop extends \RegularLabs\Library\FieldGroup
{
	public $type = 'HikaShop';

protected function getInput()
	{
		if ($error = $this->missingFilesOrTables(['categories' => 'category', 'products' => 'product']))
		{
			return $error;
		}

return $this->getSelectList();
	}

function getCategories()
	{
		$query = $this->db->getQuery(true)
			->select('COUNT(*)')
			->from('#__hikashop_category')
			->where('category_published > -1');
		$this->db->setQuery($query);
		$total = $this->db->loadResult();

if ($total > $this->max_list_count)
		{
			return -1;
		}

$query->clear()
			->select('c.category_id')
			->from('#__hikashop_category AS c')
			->where('c.category_type = ' . $this->db->quote('root'));
		$this->db->setQuery($query);
		$root = (int) $this->db->loadResult();

$query->clear()
			->select('c.category_id as id, c.category_parent_id AS parent_id, c.category_name AS title, c.category_published as published')
			->from('#__hikashop_category AS c')
			->where('c.category_type = ' . $this->db->quote('product'))
			->where('c.category_published > -1')
			->order('c.category_ordering, c.category_name');
		$this->db->setQuery($query);
		$items = $this->db->loadObjectList();

return $this->getOptionsTreeByList($items, $root);
	}

function getProducts()
	{
		$query = $this->db->getQuery(true)
			->select('COUNT(*)')
			->from('#__hikashop_product AS p')
			->where('p.product_published = 1')
			->where('p.product_type = ' . $this->db->quote('main'));
		$this->db->setQuery($query);
		$total = $this->db->loadResult();

if ($total > $this->max_list_count)
		{
			return -1;
		}

$query->clear('select')
			->select('p.product_id as id, p.product_name AS name, p.product_published AS published, c.category_name AS cat')
			->join('LEFT', '#__hikashop_product_category AS x ON x.product_id = p.product_id')
			->join('INNER', '#__hikashop_category AS c ON c.category_id = x.category_id')
			->group('p.product_id')
			->order('p.product_id');
		$this->db->setQuery($query);
		$list = $this->db->loadObjectList();

return $this->getOptionsByList($list, ['cat', 'id']);
	}
}