function authcache_field_field_attach_view_alter in Authenticated User Page Caching (Authcache) 7.2

Implements hook_field_attach_view_alter().

File

modules/authcache_field/authcache_field.module, line 85

Authcache support for fields.

Code

function authcache_field_field_attach_view_alter(&$output, $context) {
  if (authcache_p13n_is_authcache_p13n_request()) {
    return;
  }
  $entity_type = $context['entity_type'];
  $entity = $context['entity'];
  list($entity_id, $fixme_revision_support, $bundle_name) = entity_extract_ids($entity_type, $entity);
  unset($fixme_revision_support);
  $view_mode = $context['view_mode'];
  foreach (element_children($output) as $field_name) {
    $instance = field_info_instance($entity_type, $field_name, $bundle_name);
    if (!empty($instance['settings']['authcache']['status'])) {
      if ($view_mode === '_custom') {

        // Invoked from within field_view_field with a _custom display. Cannot
        // handle this atm.
        authcache_cancel(t('FIXME: authcache_field - what should we do with custom view_modes?'));
      }
      else {

        // The language key is only set when the alter hook was invoked from
        // within field_attach_view and never when invoked from within
        // field_view_field.
        $language = $context['language'];
        $config = $instance['settings']['authcache'];
        $config += authcache_p13n_config_defaults();
        $assembly_id = "field/{$entity_type}/{$field_name}";
        $param = array(
          $entity_id,
          $view_mode,
          $language,
        );
        authcache_p13n_attach($output[$field_name], array(
          '#theme' => 'authcache_p13n_partial',
          '#assembly' => $assembly_id,
          '#partial' => 'field',
          '#param' => implode(':', $param),
          '#clients' => $config['clients'],
          '#fallback' => $config['fallback'],
        ));
      }
    }
  }
}