is_wpcom_simple() ) {
/**
* Echos a set of breadcrumbs.
*
* Themes can call this function where the breadcrumbs should be outputted.
*/
function jetpack_breadcrumbs() {
$taxonomy = is_category() ? 'category' : get_query_var( 'taxonomy' );
$is_taxonomy_hierarchical = is_taxonomy_hierarchical( $taxonomy );
$post_type = is_page() ? 'page' : get_query_var( 'post_type' );
$is_post_type_hierarchical = is_post_type_hierarchical( $post_type );
if ( ! ( $is_post_type_hierarchical || $is_taxonomy_hierarchical ) || is_front_page() ) {
return;
}
$breadcrumb = '';
$position = 1;
if ( $is_post_type_hierarchical ) {
$post_id = get_queried_object_id();
$ancestors = array_reverse( get_post_ancestors( $post_id ) );
if ( $ancestors ) {
foreach ( $ancestors as $ancestor ) {
$breadcrumb .= '' . esc_html( get_the_title( $ancestor ) ) . '';
++$position;
}
}
$breadcrumb .= '' . esc_html( get_the_title( $post_id ) ) . '';
} elseif ( $is_taxonomy_hierarchical ) {
$current = get_term( get_queried_object_id(), $taxonomy );
if ( is_wp_error( $current ) ) {
return;
}
if ( $current->parent ) {
$breadcrumb = jetpack_get_term_parents( $current->parent, $taxonomy );
}
$breadcrumb .= '' . esc_html( $current->name ) . '';
}
$home = '' . esc_html__( 'Home', 'jetpack-classic-theme-helper' ) . '';
echo ''; //phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
}
}
if ( ! function_exists( 'jetpack_get_term_parents' ) ) {
/**
* Return the parents for a given taxonomy term ID.
*
* @param int $term Taxonomy term whose parents will be returned.
* @param string $taxonomy Taxonomy name that the term belongs to.
* @param array $visited Terms already added to prevent duplicates.
*
* @return string|WP_Error A list of links to the term parents|WP_Error.
*/
function jetpack_get_term_parents( $term, $taxonomy, $visited = array() ) {
$parent = get_term( $term, $taxonomy );
if ( is_wp_error( $parent ) ) {
return $parent;
}
$chain = '';
if ( $parent->parent && ( $parent->parent !== $parent->term_id ) && ! in_array( $parent->parent, $visited, true ) ) {
$visited[] = $parent->parent;
$chain .= jetpack_get_term_parents( $parent->parent, $taxonomy, $visited );
}
$chain .= '' . $parent->name . '';
return $chain;
}
}