WordPress关联文章写法

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<?php
/**
 * Related post code
 *
 * code from https://code.mukto.info
 *
 * You can use same code for custom post type and taxomoy as well
 */
//get the taxonomy terms of custom post type
$customTaxonomyTerms = wp_get_object_terms( $post->ID, 'category', array('fields' => 'ids') );

//query arguments
$args = array(
    'post_type' => 'post',
    'post_status' => 'publish',
    'posts_per_page' => 5,
    //show random posts
    'orderby' => 'rand',
    'tax_query' => array(
        array(
            'taxonomy' => 'category',
            'field' => 'id',
            'terms' => $customTaxonomyTerms
        )
    ),
    //hide current post from the list
    'post__not_in' => array ($post->ID),
);
$query = new WP_Query( $args );

            ?>

<?php if( $query->have_posts() ) : ?>
<ul>
    <?php while ( $query->have_posts() ) : $query->the_post(); ?>
    <li> <a href="<?php the_permalink(); ?>"><?php the_title() ?>
        </a></li>
    <?php endwhile; ?>
</ul>
<?php endif; ?>

<?php wp_reset_query(); ?>

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