Edit file File name : indexable-system-page-watcher.php Content :<?php namespace Yoast\WP\SEO\Integrations\Watchers; use Yoast\WP\SEO\Builders\Indexable_Builder; use Yoast\WP\SEO\Builders\Indexable_System_Page_Builder; use Yoast\WP\SEO\Conditionals\Migrations_Conditional; use Yoast\WP\SEO\Integrations\Integration_Interface; use Yoast\WP\SEO\Repositories\Indexable_Repository; /** * Search result watcher to save the meta data to an Indexable. * * Watches the search result options to save the meta information when updated. */ class Indexable_System_Page_Watcher implements Integration_Interface { /** * The indexable repository. * * @var Indexable_Repository */ protected $repository; /** * The indexable builder. * * @var Indexable_Builder */ protected $builder; /** * Returns the conditionals based on which this loadable should be active. * * @return array */ public static function get_conditionals() { return [ Migrations_Conditional::class ]; } /** * Indexable_System_Page_Watcher constructor. * * @param Indexable_Repository $repository The repository to use. * @param Indexable_Builder $builder The post builder to use. */ public function __construct( Indexable_Repository $repository, Indexable_Builder $builder ) { $this->repository = $repository; $this->builder = $builder; } /** * Initializes the integration. * * This is the place to register hooks and filters. * * @return void */ public function register_hooks() { \add_action( 'update_option_wpseo_titles', [ $this, 'check_option' ], 10, 2 ); } /** * Checks if the home page indexable needs to be rebuild based on option values. * * @param array $old_value The old value of the option. * @param array $new_value The new value of the option. * * @return void */ public function check_option( $old_value, $new_value ) { foreach ( Indexable_System_Page_Builder::OPTION_MAPPING as $type => $options ) { foreach ( $options as $option ) { // If both values aren't set they haven't changed. if ( ! isset( $old_value[ $option ] ) && ! isset( $new_value[ $option ] ) ) { return; } // If the value was set but now isn't, is set but wasn't or is not the same it has changed. if ( ! isset( $old_value[ $option ] ) || ! isset( $new_value[ $option ] ) || $old_value[ $option ] !== $new_value[ $option ] ) { $this->build_indexable( $type ); } } } } /** * Saves the search result. * * @param string $type The type of no index page. * * @return void */ public function build_indexable( $type ) { $indexable = $this->repository->find_for_system_page( $type, false ); $this->builder->build_for_system_page( $type, $indexable ); } } Save