class EntityReferenceTags in Conditional Fields 8
Same name and namespace in other branches
- 4.x src/Plugin/conditional_fields/handler/EntityReferenceTags.php \Drupal\conditional_fields\Plugin\conditional_fields\handler\EntityReferenceTags
Provides states handler for entity reference fields.
Plugin annotation
@ConditionalFieldsHandler(
id = "states_handler_entity_reference_autocomplete_tags",
)
Hierarchy
- class \Drupal\conditional_fields\ConditionalFieldsHandlerBase implements ConditionalFieldsHandlersPluginInterface
- class \Drupal\conditional_fields\Plugin\conditional_fields\handler\EntityReferenceTags
Expanded class hierarchy of EntityReferenceTags
File
- src/
Plugin/ conditional_fields/ handler/ EntityReferenceTags.php, line 16
Namespace
Drupal\conditional_fields\Plugin\conditional_fields\handlerView source
class EntityReferenceTags extends ConditionalFieldsHandlerBase {
/**
* {@inheritdoc}
*/
public function statesHandler($field, $field_info, $options) {
$state = [];
$values_set = $options['values_set'];
switch ($values_set) {
case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_WIDGET:
$value_form = $this
->getWidgetValue($options['value_form']);
if ($options['field_cardinality'] == 1) {
$node = Node::load($value_form);
if ($node instanceof Node) {
// Create an array of valid formats of title for autocomplete.
$state[$options['state']][$options['selector']] = [
'value' => $this
->getAutocompleteSuggestions($node),
];
}
}
else {
$value_form = (array) $value_form;
$nodes = Node::loadMultiple($value_form);
if (!empty($nodes)) {
$suggestion = [];
foreach (array_values($nodes) as $key => $node) {
$suggestion[] = $this
->getAutocompleteSuggestions($node);
}
$state[$options['state']][$options['selector']] = [
'value' => implode(', ', $suggestion),
];
}
}
break;
default:
break;
}
return $state;
}
/**
* Get a variants of node title for autocomplete.
*
* @param Node $node
* A node object.
* @return string
* An array with a few relevant suggestions for autocomplete.
*/
private function getAutocompleteSuggestions($node) {
return $node
->label() . ' (' . $node
->id() . ')';
}
/**
* Get values from widget settings for plugin.
*
* @param array $value_form
* Dependency options.
*
* @return array
* Values for triggering events.
*/
public function getWidgetValue(array $value_form) {
if (!empty($value_form)) {
if (count($value_form['target_id']) > 1) {
return array_column($value_form['target_id'], 'target_id');
}
return $value_form['target_id'][0]['target_id'];
}
else {
return $value_form;
}
}
}
Members
Name![]() |
Modifiers | Type | Description | Overrides |
---|---|---|---|---|
ConditionalFieldsHandlerBase:: |
public | function |
Get values form the condition options Overrides ConditionalFieldsHandlersPluginInterface:: |
|
EntityReferenceTags:: |
private | function | Get a variants of node title for autocomplete. | |
EntityReferenceTags:: |
public | function |
Get values from widget settings for plugin. Overrides ConditionalFieldsHandlerBase:: |
|
EntityReferenceTags:: |
public | function |
Executes states handler according to conditional fields settings. Overrides ConditionalFieldsHandlersPluginInterface:: |