Reverse Relationship ACF

reverse_relationship.php

<?php
/* --------------- COMMENTED ------------------- */

// Grab the permalink from current staff page.
// I tried using the post ID's but I ran into a lot of issues.
// The permalink was the most solid solution.
$post_permalink = get_permalink();

// Start the query for all portfolio items
$args = array(
    'post_type' => 'portfolio',
    'order' => 'DESC',
    );
$query = new WP_Query($args);
if ( $query->have_posts() ) :
  while ( $query->have_posts() ) : $query->the_post();

     // Start Relationship field
     foreach(get_field('team_members') as $post_object):

           // Set the permalinks for the associated staffers
           $object_permalink = get_permalink($post_object->ID);
	
          // If the permalinks are the same, show the thumbnail from the portfolio page at a custom size
          if( $object_permalink == $post_permalink ) : 
              echo '<a href="'. get_permalink($query->ID). '">' .get_the_post_thumbnail($query->ID, 'portfolio-gallery'). '</a>';

          endif;
     endforeach;
  endwhile;
endif;
wp_reset_query();





/* --------------- UNCOMMENTED ------------------- */

$post_permalink = get_permalink();

$args = array(
    'post_type' => 'portfolio',
    'order' => 'DESC',
    );

$query = new WP_Query($args);

if ( $query->have_posts() ) :
  while ( $query->have_posts() ) : $query->the_post();
    foreach(get_field('team_members') as $post_object):
      
      $object_permalink = get_permalink($post_object->ID);
      
      if( $object_permalink == $post_permalink ) :
        echo '<a href="'. get_permalink($query->ID). '">' .get_the_post_thumbnail($query->ID, 'portfolio-gallery'). '</a>';
       endif;

   endforeach;
  endwhile;
endif;
wp_reset_query();

?>