<?php
/*-------------------------------------------------------------------------------------------------------------|  www.vdm.io  |------/
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/------------------------------------------------------------------------------------------------------------------------------------/

	@version		2.1.x
	@created		22nd October, 2015
	@package		Sermon Distributor
	@subpackage		externalsourcesfilterbuild.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 

	A sermon distributor that links to Dropbox. 

/----------------------------------------------------------------------------------------------------------------------------------*/

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

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

/**
 * Externalsourcesfilterbuild Form Field class for the Sermondistributor component
 */
class JFormFieldExternalsourcesfilterbuild extends JFormFieldList
{
	/**
	 * The externalsourcesfilterbuild field type.
	 *
	 * @var		string
	 */
	public $type = 'externalsourcesfilterbuild';

	/**
	 * Method to get a list of options for a list input.
	 *
	 * @return	array    An array of JHtml options.
	 */
	protected function getOptions()
	{
		// Get a db connection.
		$db = JFactory::getDbo();

		// Create a new query object.
		$query = $db->getQuery(true);

		// Select the text.
		$query->select($db->quoteName('build'));
		$query->from($db->quoteName('#__sermondistributor_external_source'));
		$query->order($db->quoteName('build') . ' ASC');

		// Reset the query using our newly populated query object.
		$db->setQuery($query);

		$results = $db->loadColumn();
		$_filter = array();
		$_filter[] = JHtml::_('select.option', '', '- ' . JText::_('COM_SERMONDISTRIBUTOR_FILTER_SELECT_BUILD_OPTION') . ' -');

		if ($results)
		{
			// get external_sourcesmodel
			$model = SermondistributorHelper::getModel('external_sources');
			$results = array_unique($results);
			foreach ($results as $build)
			{
				// Translate the build selection
				$text = $model->selectionTranslation($build,'build');
				// Now add the build and its text to the options array
				$_filter[] = JHtml::_('select.option', $build, JText::_($text));
			}
		}
		return $_filter;
	}
}
