<?php
/*----------------------------------------------------------------------------------|  www.giz.de  |----/
	Deutsche Gesellschaft für International Zusammenarbeit (GIZ) Gmb 
/-------------------------------------------------------------------------------------------------------/

	@version		3.4.x
	@build			14th August, 2019
	@created		15th June, 2012
	@package		Cost Benefit Projection
	@subpackage		causesrisks.php
	@author			Llewellyn van der Merwe <http://www.vdm.io>	
	@owner			Deutsche Gesellschaft für International Zusammenarbeit (GIZ) Gmb
	@copyright		Copyright (C) 2015. All Rights Reserved
	@license		GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
	
/-------------------------------------------------------------------------------------------------------/
	Cost Benefit Projection Tool.
/------------------------------------------------------------------------------------------------------*/

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

// import the list field type
jimport('joomla.form.helper');
JFormHelper::loadFieldClass('list');

/**
 * Causesrisks Form Field class for the Costbenefitprojection component
 */
class JFormFieldCausesrisks extends JFormFieldList
{
	/**
	 * The causesrisks field type.
	 *
	 * @var		string
	 */
	public $type = 'causesrisks';

	/**
	 * Method to get a list of options for a list input.
	 *
	 * @return	array    An array of JHtml options.
	 */
	protected function getOptions()
	{
		$db = JFactory::getDBO();
		$query = $db->getQuery(true);
		$query->select($db->quoteName(array('a.id','a.name','a.ref'),array('id','causerisk_name','ref')));
		$query->from($db->quoteName('#__costbenefitprojection_causerisk', 'a'));
		$query->where($db->quoteName('a.published') . ' = 1');
		$query->order('a.ref ASC');
		$db->setQuery((string)$query);
		$items = $db->loadObjectList();
		$options = array();
		if ($items)
		{
			foreach($items as $item)
			{
				$ref = explode('.',$item->ref);
				$key = explode('.0',$item->ref);
				$key = implode('.',$key);
				$spacer = array();
				foreach ($ref as $nr => $space)
				{
					if ($nr > 1)
					{
						$spacer[] = '|&mdash;';
					}
				}
				if (CostbenefitprojectionHelper::checkArray($spacer))
				{
					$options[] = JHtml::_('select.option', $item->id, implode('',$spacer).' '.$item->causerisk_name.'&nbsp;('.$key.')');
				}
				else
				{
					$options[] = JHtml::_('select.option', $item->id, $item->causerisk_name.'&nbsp;('.$key.')');
				}
			}
		}
		return $options;
	}
}
