<?php
/*--------------------------------------------------------------------------------------------------------|  www.vdm.io  |------/
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    \ \    / /      | |   |  __ \               | |                                | |   |  \/  |    | | | |             | |
     \ \  / /_ _ ___| |_  | |  | | _____   _____| | ___  _ __  _ __ ___   ___ _ __ | |_  | \  / | ___| |_| |__   ___   __| |
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       \  / (_| \__ \ |_  | |__| |  __/\ V /  __/ | (_) | |_) | | | | | |  __/ | | | |_  | |  | |  __/ |_| | | | (_) | (_| |
        \/ \__,_|___/\__| |_____/ \___| \_/ \___|_|\___/| .__/|_| |_| |_|\___|_| |_|\__| |_|  |_|\___|\__|_| |_|\___/ \__,_|
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	@version		1.0.x
	@build			5th May, 2018
	@created		30th January, 2017
	@package		Questions and Answers
	@subpackage		articles.php
	@author			Llewellyn van der Merwe <https://www.vdm.io/>	
	@copyright		Copyright (C) 2015. All Rights Reserved
	@license		GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html 
	
	Questions &amp; Answers 
                                                             
/-----------------------------------------------------------------------------------------------------------------------------*/

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

// import the list field type
jimport('joomla.form.helper');
JFormHelper::loadFieldClass('list');

/**
 * Articles Form Field class for the Questionsanswers component
 */
class JFormFieldArticles extends JFormFieldList
{
	/**
	 * The articles field type.
	 *
	 * @var		string
	 */
	public $type = 'articles';

	/**
	 * Method to get a list of options for a list input.
	 *
	 * @return	array		An array of JHtml options.
	 */
	public function getOptions()
	{
		$db = JFactory::getDBO();
		$query = $db->getQuery(true);
		$query->select($db->quoteName(array('a.id','a.title','a.alias'),array('id','article_title','alias')));
		$query->from($db->quoteName('#__content', 'a'));
		$query->where($db->quoteName('a.state') . ' = 1');
		$query->order('a.title ASC');
		$db->setQuery((string)$query);
		$items = $db->loadObjectList();
		$options = array();
		if ($items)
		{
			$options[] = JHtml::_('select.option', '', 'Select an Article');
			foreach($items as $item)
			{
				$options[] = JHtml::_('select.option', $item->id, $item->article_title . ' (' . $item->alias . ')');
			}
		}
		return $options;
	}
}