taxonomy-album.php

<?php get_header(); ?>

<div class="container clearfix">

<header class="entry-title">
<h1 class = "archive-title"><ul class = "gallery_breadcrumb"><?php be_taxonomy_breadcrumb(); ?></ul></h1>
</header>

<?php if (category_description( $category ) == '') : ?>

<?php else : ?>

<?php echo category_description( $category ); ?>

<?php endif; ?>

<?php

$term = get_term_by( 'slug', get_query_var( 'term' ), get_query_var( 'taxonomy' ) ); // get current term

$parent = get_term($term->parent, get_query_var('taxonomy') ); // get parent term

$children = get_term_children($term->term_id, get_query_var('taxonomy')); // get children

if(($parent->term_id!="" && sizeof($children)>0)) {

$term_children = get_terms(

'album',
array(

'parent' => get_queried_object_id(),
        'order' => 'DESC',
    )
);

if ( ! is_wp_error( $terms ) ) {
    foreach ( $term_children as $child ) {

// get one random post in this child term
    $random_term_post = get_posts( array(
        'posts_per_page'    => 1, // only one post
        'orderby'           => 'rand', // selected randomly
        'tax_query'         => array(
            array(
                'taxonomy'  => 'album', // from this child album
                'terms'     => $child->term_id
            )

        )

    ) );

echo '<a href="' . get_term_link( $child ) . '">
<div class = "taxonomy_thumbnails">';
echo get_the_post_thumbnail( $random_term_post[0], 'thumbnail' ); // show the random post's thumbnail
echo '<p>' . $child->name .' </p>';
echo '</div> <!-- .taxonomy_thumbnails -->';
echo '</a>';
    }

}

}elseif(($parent->term_id!="") && (sizeof($children)==0)) {

if ( have_posts() ) : while ( have_posts() ) : the_post();

$large_image_url = wp_get_attachment_image_src( get_post_thumbnail_id(), 'large' );

echo '<div class = "taxonomy_thumbnails">';
echo '<a href="' . $large_image_url[0] . '">';
echo the_post_thumbnail( 'thumbnail' );
echo '</a>';
echo '<p class = "artwork_info"><span style="font-weight:bold; font-style:italic;">'; echo get_the_title(); echo '</span>';

$year_as_text = strip_tags( get_the_term_list( $wp_query->post->ID, 'year-of-piece', ' &middot ', ', ', '' ) );
echo $year_as_text;

echo '</p>';

$medium_as_text = strip_tags( get_the_term_list( $wp_query->post->ID, 'medium', '', ', ', '' ) );
echo $medium_as_text;

$size_as_text = strip_tags( get_the_term_list( $wp_query->post->ID, 'size', ' &middot ', ', ', '' ) );
echo $size_as_text;

echo '</div><!-- .taxonomy_thumbnails -->';

endwhile; else : ?>
    <p><?php _e( 'Sorry, no posts matched your criteria.' ); ?></p>
<?php endif; ?>

<?php

}elseif(($parent->term_id=="") && (sizeof($children)>0)) {

$term_children = get_terms(
    'album',
    array(
        'parent' => get_queried_object_id(),

        'order' => 'DESC',
    )

);

if ( ! is_wp_error( $terms ) ) {
    foreach ( $term_children as $child ) {

// get one random post in this child term
$random_term_post = get_posts( array(
  'posts_per_page'    => 1, // only one post
        'orderby'           => 'rand', // randomly selected
        'tax_query'         => array(
            array(
                'taxonomy'  => 'album', // from this child album
                'terms'     => $child->term_id
            )
        )

    ) );

echo '<a href="' . get_term_link( $child ) . '">
<div class = "taxonomy_thumbnails">';
echo get_the_post_thumbnail( $random_term_post[0], 'thumbnail' ); // show the random post's thumbnail
echo '<p>' . $child->name .' </p>';
echo '</div> <!-- .taxonomy_thumbnails -->';
echo '</a>';
    }

}

}

?>
</div> <!-- end of container -->
<?php get_footer(); ?>