/**
* Helper function to normalize field items.
*
* @param \Drupal\Core\Field\FieldItemListInterface $field
* The field object.
* @param string $format
* The format.
* @param array $context
* The context array.
*
* @return array
* The array of normalized field items.
*/
protected function normalizeFieldItems($field, $format, $context)
{
$normalized_field_items = array();
if (!$field->isEmpty()) {
foreach ($field as $field_item) {
$normalized_field_items[] = $this->serializer->normalize($field_item, $format, $context);
}
}
return $normalized_field_items;
}
/**
* {@inheritdoc}
*/
public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state)
{
/** @var \Drupal\plugin\Plugin\Field\FieldType\PluginCollectionItemInterface $item */
$item = $items[$delta];
/** @var \Drupal\plugin\PluginType\PluginTypeInterface $plugin_type */
$plugin_type = $item->getPluginType();
$element = ['#delta' => $delta, '#field_definition' => $this->fieldDefinition, '#element_validate' => [[get_class(), 'validateFormElement']], '#plugin_type_id' => $plugin_type->getId(), '#plugin_selector_id' => $this->pluginDefinition['plugin_selector_id'], '#process' => [[get_class(), 'processFormElement']], '#selected_plugin' => $items->isEmpty() ? NULL : $items->get($delta)->getContainedPluginInstance()];
$element['plugin_selector'] = static::getPluginSelector($form_state, $element)->buildSelectorForm([], $form_state);
return $element;
}
/**
* {@inheritdoc}
*/
public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state)
{
$tags = array();
if (!$items->isEmpty()) {
foreach ($items as $item) {
$tags[] = isset($item->entity) ? $item->entity : entity_load('taxonomy_term', $item->target_id);
}
}
$element += array('#type' => 'textfield', '#default_value' => taxonomy_implode_tags($tags), '#autocomplete_route_name' => $this->getSetting('autocomplete_route_name'), '#autocomplete_route_parameters' => array('entity_type' => $items->getEntity()->getEntityTypeId(), 'field_name' => $this->fieldDefinition->getName()), '#size' => $this->getSetting('size'), '#placeholder' => $this->getSetting('placeholder'), '#maxlength' => 1024, '#element_validate' => array('taxonomy_autocomplete_validate'));
return $element;
}
/**
* {@inheritdoc}
*/
public function viewElements(FieldItemListInterface $items)
{
$elements = array();
if ($items->isEmpty()) {
// For fields with no value, just add the configured "empty" value.
$elements[0] = array('#markup' => $this->getSetting('test_empty_string'));
} else {
foreach ($items as $delta => $item) {
// This formatter only needs to output raw for testing.
$elements[$delta] = array('#markup' => $item->value);
}
}
return $elements;
}
/**
* Gets the entity labels.
*/
protected function getLabels(FieldItemListInterface $items, $delta)
{
if ($items->isEmpty()) {
return array();
}
$entity_labels = array();
// Load those entities and loop through them to extract their labels.
$entities = entity_load_multiple($this->getFieldSetting('target_type'), $this->getEntityIds($items, $delta));
foreach ($entities as $entity_id => $entity_item) {
$label = $entity_item->label();
$key = "{$label} ({$entity_id})";
// Labels containing commas or quotes must be wrapped in quotes.
$key = Tags::encode($key);
$entity_labels[] = $key;
}
return $entity_labels;
}
/**
* {@inheritdoc}
*/
public function viewElements(FieldItemListInterface $items)
{
$elements = array();
if (!$items->isEmpty()) {
$header = array(t('Attachment'), t('Size'));
$rows = array();
foreach ($items as $delta => $item) {
if ($item->isDisplayed() && $item->entity) {
$rows[] = array(array('data' => array('#theme' => 'file_link', '#file' => $item->entity)), array('data' => format_size($item->entity->getSize())));
}
}
$elements[0] = array();
if (!empty($rows)) {
$elements[0] = array('#theme' => 'table__file_formatter_table', '#header' => $header, '#rows' => $rows);
}
}
return $elements;
}
/**
* {@inheritdoc}
*/
public function viewElements(FieldItemListInterface $items, $langcode)
{
$element = array();
// If there are no images, don't do anything else.
if ($items->isEmpty()) {
return array();
}
$entity = $items->getEntity();
$field_instance = $items->getFieldDefinition();
$entity_type_id = $entity->getEntityTypeId();
$entity_id = $entity->id();
$field_name = $field_instance->getName();
$display_name = $this->viewMode;
$add_js = TRUE;
// Check for incompatible view modes - see issue #2217791
if ($display_name == 'search_result' || $display_name == 'search_index') {
$add_js = FALSE;
}
// The gallery shown in preview view will only display field data from the
// previously saved version (that is the only version the XML generation
// methods will have access to). Display a warning because of this.
if (!empty($entity->in_preview)) {
drupal_set_message(t('Juicebox galleries may not display correctly in preview mode. Any edits made to gallery data will only be visible after all changes are saved.'), 'warning', FALSE);
}
// Generate xml details.
$xml_route_info = array('route_name' => 'juicebox.xml_field', 'route_parameters' => array('entityType' => $entity_type_id, 'entityId' => $entity_id, 'fieldName' => $field_name, 'displayName' => $display_name), 'options' => array('query' => $this->request->query->all()));
// Try building the gallery and its XML.
try {
// Initialize the gallery.
$gallery = $this->juicebox->newGallery($xml_route_info['route_parameters']);
// Build the gallery.
$this->buildGallery($gallery, $items);
// Build field-specific contextual links.
$contextual = $this->buildContextualLinks($xml_route_info, $entity_type_id);
// Create a render array with the gallery markup.
$element[0] = $this->juicebox->buildEmbed($gallery, $this->getSettings(), $xml_route_info, $add_js, $this->isPseudoInstance(), $contextual);
} catch (\Exception $e) {
$message = 'Exception building Juicebox embed code for field: !message in %function (line %line of %file).';
watchdog_exception('juicebox', $e, $message);
}
return $element;
}
