File: /home/s/t/u/studionolh/www/wp-content/plugins/wordpress-seo/inc/class-wpseo-primary-term.php
<?php
/**
* WPSEO plugin file.
*
* @package WPSEO
*/
/**
* Represents a post's primary term.
*/
class WPSEO_Primary_Term {
/**
* Taxonomy name for the term.
*
* @var string
*/
protected $taxonomy_name;
/**
* Post ID for the term.
*
* @var int
*/
protected $post_ID;
/**
* The taxonomy this term is part of.
*
* @param string $taxonomy_name Taxonomy name for the term.
* @param int $post_id Post ID for the term.
*/
public function __construct( $taxonomy_name, $post_id ) {
$this->taxonomy_name = $taxonomy_name;
$this->post_ID = $post_id;
}
/**
* Returns the primary term ID.
*
* @return int|bool
*/
public function get_primary_term() {
$primary_term = get_post_meta( $this->post_ID, WPSEO_Meta::$meta_prefix . 'primary_' . $this->taxonomy_name, true );
$terms = $this->get_terms();
if ( ! in_array( (int) $primary_term, wp_list_pluck( $terms, 'term_id' ), true ) ) {
$primary_term = false;
}
$primary_term = (int) $primary_term;
return ( $primary_term ) ? ( $primary_term ) : false;
}
/**
* Sets the new primary term ID.
*
* @param int $new_primary_term New primary term ID.
*/
public function set_primary_term( $new_primary_term ) {
update_post_meta( $this->post_ID, WPSEO_Meta::$meta_prefix . 'primary_' . $this->taxonomy_name, $new_primary_term );
}
/**
* Get the terms for the current post ID.
* When $terms is not an array, set $terms to an array.
*
* @return array
*/
protected function get_terms() {
$terms = get_the_terms( $this->post_ID, $this->taxonomy_name );
if ( ! is_array( $terms ) ) {
$terms = [];
}
return $terms;
}
}