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<?php
/**
* @package Google Structured Data
* @version 5.6.7 Free
*
* @author Tassos Marinos <info@tassos.gr>
* @link http://www.tassos.gr
* @copyright Copyright © 2022 Tassos Marinos All Rights Reserved
* @license GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
*/
namespace GSD\Schemas\Schemas;
// No direct access
defined('_JEXEC') or die;
use GSD\Helper;
use Joomla\String\StringHelper;
class Course extends \GSD\Schemas\Base
{
/**
* A key => value array with schema properties that needs to be renamed.
*
* The left value represents the name of the property as defined in the schema's XML file.
* The right value represents the name of the property as it's expected in JSON class.
*
* @Todo - We should rename all properties directly in each schema XML file and then get rid of this property.
*
* @var array
*/
protected $rename_properties = [
'country' => 'addressCountry',
'address' => 'streetAddress',
'locality' => 'addressLocality',
'region' => 'addressRegion',
'postal_code' => 'postalCode',
'start_date' => 'startDate',
'end_date' => 'endDate'
];
/**
* Return all the schema properties
*
* @return void
*/
protected function initProps()
{
$props = [
'courseWorkload' => Helper::convert_to_ISO8601($this->data->get('courseWorkload'), 'H'),
'validFrom' => Helper::date($this->data->get('validFrom'), true),
'start_date' => Helper::date($this->data->get('start_date'), true),
'end_date' => Helper::date($this->data->get('end_date'), true),
];
$this->data->loadArray($props);
parent::initProps();
}
/**
* Beyond the default housekeeping, limit the characters in the headline property to 110 in order to comply with Google's guidelines.
*
* Reference: https://developers.google.com/search/docs/appearance/structured-data/course
*
* @return void
*/
protected function cleanProps()
{
parent::cleanProps();
$this->data->set('description', StringHelper::substr($this->data->get('description'), 0, 500));
}
}