deleted_(object_type)_meta │ хук-событие │ WC 1.0

Fires immediately after deleting metadata.

Использование

add_action( 'deleted_(object_type)_meta', 'wp_kama_deleted_object_type_meta_action', 10, 4 );

/**
 * Function for `deleted_(object_type)_meta` action-hook.
 * 
 * @param int    $meta_id    ID of deleted metadata entry.
 * @param int    $object_id  Object ID.
 * @param string $meta_key   Metadata key.
 * @param mixed  $meta_value Metadata value (will be empty for delete).
 *
 * @return void
 */
function wp_kama_deleted_object_type_meta_action( $meta_id, $object_id, $meta_key, $meta_value ){

	// action...
}

$meta_id(int)

ID of deleted metadata entry.

$object_id(int)

Object ID.

$meta_key(строка)

Metadata key.

$meta_value(разное)

Metadata value (will be empty for delete).

Где вызывается хук

do_action( "deleted_{$this->object_type}_meta", $meta->id, $this->get_id(), $meta->key, $meta->value );

Где используется хук в WooCommerce

add_action( 'deleted_post_meta', array( __CLASS__, 'flush_object_meta_cache' ), 10, 4 );

add_action( 'deleted_post_meta', array( $this, 'invalidate_product_cache_by_meta' ), 10, 2 );

add_action( 'deleted_term_meta', array( $this, 'clear_taxonomy_hierarchy_cache_on_meta_update' ), 10, 4 );