A simple script for viewing a contact page of photos, based on a column of comma delimited photo ID's as fetched from Fulcrum. Simply prepend 'http://someurl.com/fulcrum-photo-viewer.php?photos=' to your list of photo ID's.

fulcrum-photo-viewer.php

<?php

  $fulcrum_api_key = 'your-fulcrum-api-key-goes-here';

  if (!isset($_GET['photos']) && !isset($_GET['photo'])){
    print 'photo or photos parameter required!';
  }

  if (isset($_GET['photos'])) {
    $photos = explode(',', $_GET['photos']);
    foreach ($photos as $key => $value) {
      $context = [
        'http' => [
          'method' => 'GET',
          'header' => 'X-ApiToken: ' . $fulcrum_api_key
        ]
      ];
      $context = stream_context_create($context);
      $photo = file_get_contents('https://api.fulcrumapp.com/api/v2/photos/' . $value . '/thumbnail.jpg', false, $context);
      print '<center><p><a href=\'?photo=' . $value . '\' target=\'_blank\'><img title=\'View Full Size\' src=\'data:image/jpeg;base64,' . base64_encode($photo) . '\'></a></p></center>';
    }
  }

  if (isset($_GET['photo'])) {
    $context = [
      'http' => [
        'method' => 'GET',
        'header' => 'X-ApiToken: ' . $fulcrum_api_key
      ]
    ];
    $context = stream_context_create($context);
    $photo = file_get_contents('https://api.fulcrumapp.com/api/v2/photos/' . $_GET['photo'] . '.jpg', false, $context);
    header('Content-Type: image/jpeg');
    print $photo;
  }

?>