Viewing file:  class-primary-term-admin.php (5.97 KB) -rw-r--r--
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<?php
/**
* @package WPSEO\Admin
*/
/**
* Adds the UI to change the primary term for a post
*/
class WPSEO_Primary_Term_Admin {
/**
* Constructor.
*/
public function __construct() {
add_action( 'admin_footer', array( $this, 'wp_footer' ), 10 );
add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_assets' ) );
add_action( 'save_post', array( $this, 'save_primary_terms' ) );
$primary_term = new WPSEO_Frontend_Primary_Category();
$primary_term->register_hooks();
}
/**
* Get the current post ID.
*
* @return integer The post ID.
*/
protected function get_current_id() {
return filter_input( INPUT_GET, 'post', FILTER_SANITIZE_NUMBER_INT );
}
/**
* Add primary term templates
*/
public function wp_footer() {
$taxonomies = $this->get_primary_term_taxonomies();
if ( ! empty( $taxonomies ) ) {
$this->include_js_templates();
}
}
/**
* Enqueues all the assets needed for the primary term interface
*
* @return void
*/
public function enqueue_assets() {
global $pagenow;
if ( ! WPSEO_Metabox::is_post_edit( $pagenow ) ) {
return;
}
$taxonomies = $this->get_primary_term_taxonomies();
// Only enqueue if there are taxonomies that need a primary term.
if ( empty( $taxonomies ) ) {
return;
}
$asset_manager = new WPSEO_Admin_Asset_Manager();
$asset_manager->enqueue_style( 'primary-category' );
$asset_manager->enqueue_script( 'primary-category' );
$taxonomies = array_map( array( $this, 'map_taxonomies_for_js' ), $taxonomies );
$data = array(
'taxonomies' => $taxonomies,
);
wp_localize_script( WPSEO_Admin_Asset_Manager::PREFIX . 'primary-category', 'wpseoPrimaryCategoryL10n', $data );
}
/**
* Saves all selected primary terms
*
* @param int $post_id Post ID to save primary terms for.
*/
public function save_primary_terms( $post_id ) {
// Bail if this is a multisite installation and the site has been switched.
if ( is_multisite() && ms_is_switched() ) {
return;
}
$taxonomies = $this->get_primary_term_taxonomies( $post_id );
foreach ( $taxonomies as $taxonomy ) {
$this->save_primary_term( $post_id, $taxonomy );
}
}
/**
* /**
* Get the id of the primary term
*
* @param string $taxonomy_name Taxonomy name for the term.
*
* @return int primary term id
*/
protected function get_primary_term( $taxonomy_name ) {
$primary_term = new WPSEO_Primary_Term( $taxonomy_name, $this->get_current_id() );
return $primary_term->get_primary_term();
}
/**
* Returns all the taxonomies for which the primary term selection is enabled
*
* @param int $post_id Default current post ID.
* @return array
*/
protected function get_primary_term_taxonomies( $post_id = null ) {
if ( null === $post_id ) {
$post_id = $this->get_current_id();
}
if ( false !== ( $taxonomies = wp_cache_get( 'primary_term_taxonomies_' . $post_id, 'wpseo' ) ) ) {
return $taxonomies;
}
$taxonomies = $this->generate_primary_term_taxonomies( $post_id );
wp_cache_set( 'primary_term_taxonomies_' . $post_id, $taxonomies, 'wpseo' );
return $taxonomies;
}
/**
* Include templates file
*/
protected function include_js_templates() {
include_once WPSEO_PATH . '/admin/views/js-templates-primary-term.php';
}
/**
* Save the primary term for a specific taxonomy
*
* @param int $post_id Post ID to save primary term for.
* @param WP_Term $taxonomy Taxonomy to save primary term for.
*/
protected function save_primary_term( $post_id, $taxonomy ) {
$primary_term = filter_input( INPUT_POST, WPSEO_Meta::$form_prefix . 'primary_' . $taxonomy->name . '_term', FILTER_SANITIZE_NUMBER_INT );
// We accept an empty string here because we need to save that if no terms are selected.
if ( null !== $primary_term && check_admin_referer( 'save-primary-term', WPSEO_Meta::$form_prefix . 'primary_' . $taxonomy->name . '_nonce' ) ) {
$primary_term_object = new WPSEO_Primary_Term( $taxonomy->name, $post_id );
$primary_term_object->set_primary_term( $primary_term );
}
}
/**
* Generate the primary term taxonomies.
*
* @param int $post_id ID of the post.
*
* @return array
*/
protected function generate_primary_term_taxonomies( $post_id ) {
$post_type = get_post_type( $post_id );
$all_taxonomies = get_object_taxonomies( $post_type, 'objects' );
$all_taxonomies = array_filter( $all_taxonomies, array( $this, 'filter_hierarchical_taxonomies' ) );
/**
* Filters which taxonomies for which the user can choose the primary term.
*
* @api array $taxonomies An array of taxonomy objects that are primary_term enabled.
*
* @param string $post_type The post type for which to filter the taxonomies.
* @param array $all_taxonomies All taxonomies for this post types, even ones that don't have primary term
* enabled.
*/
$taxonomies = (array) apply_filters( 'wpseo_primary_term_taxonomies', $all_taxonomies, $post_type, $all_taxonomies );
return $taxonomies;
}
/**
* Returns an array suitable for use in the javascript
*
* @param stdClass $taxonomy The taxonomy to map.
*
* @return array
*/
private function map_taxonomies_for_js( $taxonomy ) {
$primary_term = $this->get_primary_term( $taxonomy->name );
if ( empty( $primary_term ) ) {
$primary_term = '';
}
return array(
'title' => $taxonomy->labels->singular_name,
'name' => $taxonomy->name,
'primary' => $primary_term,
'terms' => array_map( array( $this, 'map_terms_for_js' ), get_terms( $taxonomy->name ) ),
);
}
/**
* Returns an array suitable for use in the javascript
*
* @param stdClass $term The term to map.
*
* @return array
*/
private function map_terms_for_js( $term ) {
return array(
'id' => $term->term_id,
'name' => $term->name,
);
}
/**
* Returns whether or not a taxonomy is hierarchical
*
* @param stdClass $taxonomy Taxonomy object.
*
* @return bool
*/
private function filter_hierarchical_taxonomies( $taxonomy ) {
return (bool) $taxonomy->hierarchical;
}
}
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