Snow Monkey で複数のカテゴリーラベルを表示する

show_all_taxonomies.php

<?php
/**
 * disable .c-entry-summary__term
 * 各投稿一覧で デフォルトの taxonomy ラベルを削除
 *
 * @param string $html はコンテンツの中身.
 */
add_filter(
	'snow_monkey_template_part_render_template-parts/loop/entry-summary/term/term',
	function ( $html ) {
		$html = NULL;
		return $html;
	}
);

/**
 * 投稿一覧で taxonomy のラベルをタイトルの上に表示
 *
 * @param string $html はコンテンツの中身.
 */
add_filter(
	'snow_monkey_template_part_render_template-parts/loop/entry-summary/title/title',
	function ( $html ) {
		$taxonomy  = 'category';
		$tags       = '';
		$postid     = get_the_ID();
		$post_terms = get_the_terms( $postid, $taxonomy );
		$published  = get_the_time( get_option( 'date_format' ) );
		$timestamp  = get_the_time( 'c' );
		if ( ! empty( $post_terms ) ) {
			$tags = '<ul class="' .$taxonomy. '-tags taxonomy-tags">';
			foreach ( $post_terms as $post_term ) {
				$term_name = $post_term->name;
				$slug      = $post_term->slug;
				$term_id   = $post_term->term_id;
				$tags .= '<li class="' .$taxonomy. '-' .$term_id.' ' .$slug.' tags">' . $term_name . '</li>';
			}
			$tags .= '<li class="published"><i class="far fa-clock" aria-hidden="true"></i><span class="screen-reader-text">投稿日</span><time datetime="'. $timestamp .'">'. $published .'</time></li>';
			$tags .= '</ul>';
		} else {
			$tags = '<ul class="taxonomy-tags">';
			$tags .= '<li class="published"><i class="far fa-clock" aria-hidden="true"></i><span class="screen-reader-text">投稿日</span><time datetime="'. $timestamp .'">'. $published .'</time></li>';
			$tags .= '</ul>';
		}

		$html       = str_replace( '</h2>', '</h2>' .$tags, $html );
		return $html;
	}
);

CSS

.taxonomy-tags {
  list-style: none;
  padding-left: 0;
}

.taxonomy-tags .tags {
  background: #008a20;
  border-radius: 4px;
  color: #fff;
  display: inline-block;
  font-size: 0.7em;
  /* font-weight: 700; */
  line-height: 1;
  margin-right: 0.5rem;
  margin-bottom: .5rem;
  padding: .4rem;
}