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<?php
/**
* Term/Taxonomy watcher to fill the related Indexable.
*
* @package Yoast\YoastSEO\Watchers
*/
namespace Yoast\WP\Free\Watchers;
use Yoast\WP\Free\Exceptions\No_Indexable_Found;
use Yoast\WP\Free\Formatters\Indexable_Term_Formatter;
use Yoast\WP\Free\WordPress\Integration;
use Yoast\WP\Free\Models\Indexable;
/**
* Watcher for terms to fill the related Indexable.
*/
class Indexable_Term_Watcher implements Integration {
/**
* Registers all hooks to WordPress.
*
* @return void
*/
public function register_hooks() {
\add_action( 'edited_term', array( $this, 'save_meta' ), PHP_INT_MAX, 3 );
\add_action( 'delete_term', array( $this, 'delete_meta' ), PHP_INT_MAX, 3 );
}
/**
* Deletes a term from the index.
*
* @param int $term_id The Term ID to delete.
* @param int $taxonomy_term_id The Taxonomy ID the Term belonged to.
* @param string $taxonomy The taxonomy name the Term belonged to.
*
* @return void
*/
public function delete_meta( $term_id, $taxonomy_term_id, $taxonomy ) {
try {
$indexable = $this->get_indexable( $term_id, $taxonomy, false );
$indexable->delete_meta();
$indexable->delete();
} catch ( No_Indexable_Found $exception ) {
return;
}
}
/**
* Update the taxonomy meta data on save.
*
* Note: This method is missing functionality to update internal links and incoming links.
* As this functionality is currently not available for terms, it has not been added in this
* class yet.
*
* @param int $term_id ID of the term to save data for.
* @param int $taxonomy_term_id The taxonomy_term_id for the term.
* @param string $taxonomy The taxonomy the term belongs to.
*
* @return void
*/
public function save_meta( $term_id, $taxonomy_term_id, $taxonomy ) {
try {
$indexable = $this->get_indexable( $term_id, $taxonomy );
} catch ( No_Indexable_Found $exception ) {
return;
}
$formatter = $this->get_formatter( $term_id, $taxonomy );
$indexable = $formatter->format( $indexable );
$indexable->save();
}
/**
* Retrieves an indexable for a term.
*
* @codeCoverageIgnore
*
* @param int $term_id The term the indexable is based upon.
* @param string $taxonomy The taxonomy the indexable belongs to.
* @param bool $auto_create Optional. Creates an indexable if it does not exist yet.
*
* @return Indexable The indexable found for the supplied term.
*
* @throws No_Indexable_Found Exception when no indexable could be found for the supplied term.
*/
protected function get_indexable( $term_id, $taxonomy, $auto_create = true ) {
$indexable = Indexable::find_by_id_and_type( $term_id, 'term', $auto_create );
if ( ! $indexable ) {
throw No_Indexable_Found::from_term_id( $term_id, $taxonomy );
}
return $indexable;
}
/**
* Returns formatter for given taxonomy.
*
* @codeCoverageIgnore
*
* @param int $term_id ID of the term to save data for.
* @param string $taxonomy The taxonomy the term belongs to.
*
* @return Indexable_Term_Formatter Instance.
*/
protected function get_formatter( $term_id, $taxonomy ) {
return new Indexable_Term_Formatter( $term_id, $taxonomy );
}
}