function message_field_attach_form in Message 7

Implements hook_field_attach_form().

Add on every message-text field partail, indication to which view-mode it is assigned to.

File

./message.module, line 680

API functions to manipulate messages.

Code

function message_field_attach_form($entity_type, $entity, &$form, &$form_state, $langcode) {
  if ($entity_type != 'message_type' || empty($entity->name)) {
    return;
  }
  $bundle_settings = field_bundle_settings('message', $entity->name);
  $entity_info = entity_get_info('message');
  $current_view_modes = array();

  // Build array keyed by the delta, and the view-modes as value.
  foreach (message_get_text_fields() as $field_name) {
    foreach ($bundle_settings['extra_fields']['display'] as $delta => $view_modes) {
      $identeifer = "message__{$field_name}__";
      if (strpos($delta, $identeifer) !== 0) {

        // Field doesn't exist.
        continue;
      }
      $delta = str_replace($identeifer, '', $delta);
      foreach ($view_modes as $view_mode => $value) {
        if ($value['visible']) {
          $url = "admin/structure/messages/manage/{$entity->name}/display/{$view_mode}";
          $label = $view_mode == 'default' ? t('Default') : $entity_info['view modes'][$view_mode]['label'];
          $current_view_modes[$field_name][$delta][] = l($label, $url);
        }
      }
    }
  }
  foreach (message_get_text_fields() as $field_name) {
    if (empty($form[$field_name])) {
      continue;
    }
    $langcodes = $form[$field_name];
    foreach (element_children($langcodes) as $langcode) {
      $deltas = $form[$field_name][$langcode];
      foreach (element_children($deltas) as $delta) {
        if (empty($current_view_modes[$field_name][$delta])) {
          continue;
        }
        $form[$field_name][$langcode][$delta]['view_mode'] = array(
          '#markup' => t('View modes: !view-modes', array(
            '!view-modes' => implode(', ', $current_view_modes[$field_name][$delta]),
          )),
        );
      }
    }
  }
}