Lightning のカテゴリーの色を設定する

functions.php

<?php
add_filter('vk_post_list_widget_li_items', 'veu_new_post_widget_term_color');
function veu_new_post_widget_term_color($li_items_output){
    $taxonomies = get_the_taxonomies();
    if ($taxonomies):
        // get $taxonomy name
        $taxonomy = key( $taxonomies );
        $terms  = get_the_terms( get_the_ID(),$taxonomy );
        $term_html = '';
        foreach ($terms as $key => $term) {
            $term_name  = esc_html($term->name);
            $term_color = Vk_term_color::get_term_color( $term->term_id );
            $term_color = ( $term_color ) ? ' style="color:#fff;background-color:'.$term_color.'"': '';
            $term_link = esc_url( get_term_link( $term->term_id, $taxonomy ) );
            $term_html .= '<a class="padCate"'.$term_color.' href="'.$term_link.'">'.$term_name.'</a>';
        }
    endif;

    $li_items_output  = '<span class="published entry-meta_items">'.esc_html( get_the_date() ).'</span>';
    $li_items_output .= '<span class="taxonomies">'.$term_html.'</span>';
    $li_items_output .= '<span class="entry-title"><a href="'.esc_url( get_the_permalink() ).'">'.esc_html( get_the_title() ).'</a></span>';
    
    return $li_items_output;
}