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<?php
namespace Drupal\opigno_user_selection\Element;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Render\BubbleableMetadata;
use Drupal\Core\Render\Element\Select;
use Drupal\Core\Url;
use Drupal\group\Entity\Group;
class EntitySelector extends Select {
public function getInfo() {
$class = get_class($this);
return [
'#input' => TRUE,
'#multiple' => FALSE,
'#sort_options' => FALSE,
'#sort_start' => NULL,
'#process' => [
[
$class,
'processSelect',
],
[
$class,
'processAjaxForm',
],
],
'#pre_render' => [
[
$class,
'preRenderSelect',
],
],
'#theme' => 'entity_selector',
'#theme_wrappers' => [
'form_element',
],
'#options' => [],
];
}
public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
if (!empty($element['#entity_selector_option']) && !empty($element['#entity_selector_parameters']) && ($group = $element['#entity_selector_parameters']['group']) instanceof Group) {
$controller_resolver = \Drupal::service('controller_resolver');
$callable = $controller_resolver
->getControllerFromDefinition($element['#entity_selector_option']);
list($options, $default) = call_user_func_array($callable, [
$group,
]);
$element["#options"] = array_map(static function ($value) {
return $value['value'];
}, $options);
if (empty($element['#show_exists'])) {
$element["#options"] = array_filter($element["#options"], static function ($value, $key) use ($default) {
return !in_array($key, $default, TRUE);
}, ARRAY_FILTER_USE_BOTH);
$element['#default_value'] = [];
}
elseif (!is_null($default) && !isset($element['#default_value'])) {
$element['#default_value'] = $default;
}
}
unset($element["#options"]["_none"]);
return parent::valueCallback($element, $input, $form_state);
}
public static function preRenderSelect($element) {
$element = parent::preRenderSelect($element);
$element['#attached']['library'] = [
'opigno_user_selection/userselect',
];
$element['#attributes']['data-user-load'] = TRUE;
if (empty($element['#entity_selector_route_name'])) {
$element['#entity_selector_route_name'] = 'user_selection_list';
}
$url = Url::fromRoute($element['#entity_selector_route_name'], [])
->toString(TRUE);
$access_manager = \Drupal::service('access_manager');
$access = $access_manager
->checkNamedRoute($element['#entity_selector_route_name'], [], \Drupal::currentUser(), TRUE);
if ($access) {
$metadata = BubbleableMetadata::createFromRenderArray($element);
if ($access
->isAllowed()) {
$element['#attributes']['class'][] = 'form-autocomplete';
$metadata
->addAttachments([
'library' => [
'opigno_user_selection/userselect',
],
]);
$element['#attributes']['autocomplete-path'] = $url
->getGeneratedUrl();
$metadata = $metadata
->merge($url);
}
$metadata
->merge(BubbleableMetadata::createFromObject($access))
->applyTo($element);
}
if (isset($element['#data_type'])) {
$element['#attributes']['type'] = $element['#data_type'];
}
return $element;
}
}