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function paragraphs_field_is_empty in Paragraphs 7

Implements hook_field_is_empty().

File

./paragraphs.module, line 862
Paragraphs hooks and common functions.

Code

function paragraphs_field_is_empty($item, $field) {

  // Item is empty when we removed it.
  if (isset($item['entity']) && (isset($item['entity']->removed) && $item['entity']->removed || isset($item['entity']->confirmed_removed) && $item['entity']->confirmed_removed)) {
    return TRUE;
  }
  if (!empty($item['value'])) {
    return FALSE;
  }
  elseif (isset($item['entity']) && ($instances = field_info_instances('paragraphs_item', $item['entity']->bundle)) && !empty($instances)) {

    // With a valid instance we can re-use the "field is empty" hook.
    return paragraphs_item_is_empty($item['entity']);
  }
  elseif (isset($item['entity'])) {

    // Because of hook_entity_view_alter, the content comes from a view but not
    // stored in a field.
    return FALSE;
  }
  return TRUE;
}