View file File name : class-wpseo-custom-taxonomies.php Content :<?php /** * WPSEO plugin file. * * @package WPSEO */ /** * WPSEO_Custom_Taxonomies. */ class WPSEO_Custom_Taxonomies { /** * Custom taxonomies cache. * * @var array */ protected static $custom_taxonomies = null; /** * Gets the names of the custom taxonomies, prepends 'ct_' and 'ct_desc', and returns them in an array. * * @return array The custom taxonomy prefixed names. */ public static function get_custom_taxonomies() { // Use cached value if available. if ( ! is_null( self::$custom_taxonomies ) ) { return self::$custom_taxonomies; } self::$custom_taxonomies = []; $args = [ 'public' => true, '_builtin' => false, ]; $custom_taxonomies = get_taxonomies( $args, 'names', 'and' ); if ( is_array( $custom_taxonomies ) ) { foreach ( $custom_taxonomies as $custom_taxonomy ) { array_push( self::$custom_taxonomies, self::add_custom_taxonomies_prefix( $custom_taxonomy ), self::add_custom_taxonomies_description_prefix( $custom_taxonomy ) ); } } return self::$custom_taxonomies; } /** * Adds the ct_ prefix to a taxonomy. * * @param string $taxonomy The taxonomy to prefix. * * @return string The prefixed taxonomy. */ private static function add_custom_taxonomies_prefix( $taxonomy ) { return 'ct_' . $taxonomy; } /** * Adds the ct_desc_ prefix to a taxonomy. * * @param string $taxonomy The taxonomy to prefix. * * @return string The prefixed taxonomy. */ private static function add_custom_taxonomies_description_prefix( $taxonomy ) { return 'ct_desc_' . $taxonomy; } }