form_field_eh.php
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	<?php
	/**
	* @version $Id: form_field_eh.php 16513 2017-01-20 14:10:53Z alex $
	* @package In-Portal
	* @copyright Copyright (C) 1997 - 2010 Intechnic. All rights reserved.
	* @license GNU/GPL
	* In-Portal is Open Source software.
	* This means that this software may have been modified pursuant
	* the GNU General Public License, and as distributed it includes
	* or is derivative of works licensed under the GNU General Public License
	* or other free or open source software licenses.
	* See http://www.in-portal.org/license for copyright notices and details.
	*/

	defined('FULL_PATH') or die('restricted access!');

	class FormFieldEventHandler extends kDBEventHandler {

	/**
	* Returns form field visibility filter
	*
	* @return string
	*/
	function getVisiblilityFilter()
	{
	if ($this->Application->LoggedIn() && !$this->Application->isAdminUser) {
	return '%1$s.Visibility = ' . SubmissionFormField::VISIBILITY_EVERYONE;
	}

	return '';
	}

	/**
	* Shows fields based on user logged-in status
	*
	* @param kEvent $event
	* @return void
	* @access protected
	* @see kDBEventHandler::OnListBuild()
	*/
	protected function SetCustomQuery(kEvent $event)
	{
	parent::SetCustomQuery($event);

	/** @var kDBList $object */
	$object = $event->getObject();

	$visibility_filter = $this->getVisiblilityFilter();

	$object->addFilter('visibility_filter', $visibility_filter);
	}
	}