tripal/tripal_feature/views/handlers/views_handler_field_computed_feature_nid.inc

<?php
/**
 * @file
 * @todo Add file header description
 */

/**
 *
 *
 * @ingroup tripal_feature
 * @ingroup views_field_handlers
 */
class views_handler_field_computed_feature_nid extends views_handler_field_numeric {
  function construct() {
    parent::construct();
    $this->additional_fields['feature_id'] = array('table' => 'feature', 'field' => 'feature_id');
  }

  function query() {
    $this->ensure_my_table();
    $this->add_additional_fields();
  }

  function render($values) {
    return $values->feature_nid;
  }
}