artists.php

<?php
/**
 * Singular template for Artist CPT
 *
 *
 * @package Oblates
 * @subpackage Template
 */

get_header(); // Loads the header.php template. ?>

	<div class="content">
	
			<?php if ( have_posts() ) : ?>

				<?php while ( have_posts() ) : the_post(); ?>

					<div id="post-<?php the_ID(); ?>" class="<?php hybrid_entry_class(); ?>">

						<h1 class="entry-title artwork-title"><?php single_post_title(); ?></h1>

						<div class="entry-content">

						<?php $artworks = get_posts(array(
							'post_type' => 'artworks',
							'meta_query' => array(
								array(
									'key' => 'artist', // name of custom field
									'value' => '"' . get_the_ID() . '"', // matches exaclty "123", not just 123. This prevents a match for "1234"
									'compare' => 'LIKE'
								)
							)
						));
 
						?>
						<?php if( $artworks ): ?>
							<ul>
							<?php foreach( $artworks as $artwork ): ?>
								<li>

									<?php $thumb 	= wp_get_attachment_image_src( get_post_thumbnail_id( $artwork->ID ), 'thumbnail' ); ?>
								
									<img src="<?php echo $thumb[0] ?>" />
									
								</li>
								
							<?php endforeach; ?>
							</ul>
						<?php endif; ?>
						
						</div>

					</div>

				<?php endwhile; ?>

			<?php endif; ?>
				
	</div><!-- #content -->

	<?php get_sidebar( 'artwork' ); // Loads the sidebar-prayers.php template. ?>

	<?php get_template_part( 'loop-nav' ); // Loads the loop-nav.php template. ?>

<?php get_footer(); // Loads the footer.php template. ?>