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<?php
/**
 * This file is part of Joomla Estate Agency - Joomla! extension for real
estate agency
 *
 * @package     Joomla.Administrator
 * @subpackage  com_jea
 * @copyright   Copyright (C) 2008 - 2020 PHILIP Sylvain. All rights
reserved.
 * @license     GNU General Public License version 2 or later; see
LICENSE.txt
 */

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Filesystem\Folder;

JFormHelper::loadFieldClass('list');

/**
 * Supports an HTML select list of gateway providers
 *
 * @package     Joomla.Administrator
 * @subpackage  com_jea
 *
 * @see         JFormFieldList
 *
 * @since       2.0
 */
class JFormFieldGatewayProviderList extends JFormFieldList
{
	/**
	 * The form field type.
	 *
	 * @var string
	 */
	protected $type = 'GatewayProviderList';

	/**
	 * The provider type (import or export).
	 *
	 * @var string
	 */
	protected $providerType = '';

	/**
	 * Overrides parent method.
	 *
	 * @param   string  $name  The property name for which to the the value.
	 *
	 * @return  mixed  The property value or null.
	 *
	 * @see JFormField::__get()
	 */
	public function __get($name)
	{
		if ($name == 'providerType')
		{
			return $this->$name;
		}

		return parent::__get($name);
	}

	/**
	 * Overrides parent method.
	 *
	 * @param   string  $name   The property name for which to the the value.
	 * @param   mixed   $value  The value of the property.
	 *
	 * @return  void
	 *
	 * @see JFormField::__set()
	 */
	public function __set($name, $value)
	{
		if ($name == 'providerType')
		{
			$this->$name = (string) $value;
		}

		parent::__set($name, $value);
	}

	/**
	 * Overrides parent method.
	 *
	 * @param   SimpleXMLElement  $element  The SimpleXMLElement object
representing the `<field>` tag for the form field object.
	 * @param   mixed             $value    The form field value to validate.
	 * @param   string            $group    The field name group control
value.
	 *
	 * @return  boolean  True on success.
	 *
	 * @see JFormField::setup()
	 */
	public function setup(SimpleXMLElement $element, $value, $group = null)
	{
		$return = parent::setup($element, $value, $group);

		if ($return)
		{
			$this->providerType = (string)
$this->element['provider_type'];
		}

		return $return;
	}

	/**
	 * Overrides parent method.
	 *
	 * @return  array  The field option objects.
	 *
	 * @see JFormFieldList::getOptions()
	 */
	protected function getOptions()
	{
		$options = array();

		$path = JPATH_ADMINISTRATOR .
'/components/com_jea/gateways/providers';

		$folders = Folder::folders($path);

		$options[] = JHtml::_('select.option', '',
JText::alt('JOPTION_DO_NOT_USE',
preg_replace('/[^a-zA-Z0-9_\-]/', '_',
$this->fieldname)));

		foreach ($folders as $folder)
		{
			if (file_exists($path . '/' . $folder . '/' .
$this->providerType . '.xml'))
			{
				$options[] = JHtml::_('select.option', $folder, $folder);
			}
		}

		return $options;
	}
}