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<?php
namespace Yoast\WP\SEO\Integrations;
use Yoast\WP\SEO\Conditionals\Admin\Estimated_Reading_Time_Conditional;
/**
* Estimated reading time class.
*/
class Estimated_Reading_Time implements Integration_Interface {
/**
* Returns the conditionals based in which this loadable should be active.
*
* @return array
*/
public static function get_conditionals() {
return [ Estimated_Reading_Time_Conditional::class ];
}
/**
* Initializes the integration.
*
* This is the place to register hooks and filters.
*
* @return void
*/
public function register_hooks() {
\add_filter( 'wpseo_metabox_entries_general', [ $this, 'add_estimated_reading_time_hidden_fields' ] );
}
/**
* Adds an estimated-reading-time hidden field.
*
* @param array $field_defs The $fields_defs.
*
* @return array
*/
public function add_estimated_reading_time_hidden_fields( $field_defs ) {
if ( \is_array( $field_defs ) ) {
$field_defs['estimated-reading-time-minutes'] = [
'type' => 'hidden',
'title' => 'estimated-reading-time-minutes',
];
}
return $field_defs;
}
}