class Registrants in RNG - Events and Registrations 8.2
Same name and namespace in other branches
- 8 src/Element/Registrants.php \Drupal\rng\Element\Registrants
- 3.x src/Element/Registrants.php \Drupal\rng\Element\Registrants
Provides a form element for a registrant and person association.
Properties:
- #event: The associated event entity.
Usage example:
$form['registrants'] = [
'#type' => 'registrants',
'#event' => $event_entity,
'#registration' => $registration,
];
Plugin annotation
@FormElement("registrants");
Hierarchy
- class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
- class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
- class \Drupal\Core\Render\Element\RenderElement implements ElementInterface
- class \Drupal\Core\Render\Element\FormElement implements FormElementInterface
- class \Drupal\rng\Element\Registrants
- class \Drupal\Core\Render\Element\FormElement implements FormElementInterface
- class \Drupal\Core\Render\Element\RenderElement implements ElementInterface
- class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
Expanded class hierarchy of Registrants
1 string reference to 'Registrants'
- EventTypeForm::buildForm in src/
Form/ EventTypeForm.php - Form constructor.
1 #type use of Registrants
- RegistrationForm::form in src/
Form/ RegistrationForm.php - Gets the actual form array to be built.
File
- src/
Element/ Registrants.php, line 30
Namespace
Drupal\rng\ElementView source
class Registrants extends FormElement {
/**
* {@inheritdoc}
*/
public function getInfo() {
$class = get_class($this);
return [
'#input' => TRUE,
'#process' => [
[
$class,
'processIdentityElement',
],
],
'#element_validate' => [
[
$class,
'validateIdentityElement',
],
[
$class,
'validateRegisterable',
],
[
$class,
'validateRegistrantCount',
],
[
'\\Drupal\\rng\\Form\\RegistrantFields',
'validateForm',
],
],
'#pre_render' => [
[
$class,
'preRenderRegistrants',
],
],
// Required.
'#event' => NULL,
'#registration' => NULL,
'#attached' => [
'library' => [
'rng/rng.elements.registrants',
],
],
// Use container so classes are applied.
'#theme_wrappers' => [
'container',
],
// Allow creation of which entity types + bundles:
// Array of bundles keyed by entity type.
'#allow_creation' => [],
// Allow referencing existing entity types + bundles:
// Array of bundles keyed by entity type.
'#allow_reference' => [],
// Minimum number of registrants (integer), or NULL for no minimum.
// DEPRECATED - DETERMINED BY REGISTRATION OBJECT
'#registrants_minimum' => NULL,
// Maximum number of registrants (integer), or NULL for no maximum.
// DEPRECATED - DETERMINED BY REGISTRATION OBJECT
'#registrants_maximum' => NULL,
// Get form display modes used when creating entities inline.
// An array in the format: [entity_type][bundle] = form_mode_id.
'#form_modes' => [],
];
}
/**
* Process the registrant element.
*
* @param array $element
* An associative array containing the form structure of the element.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
* @param array $complete_form
* An associative array containing the structure of the form.
*
* @return array
* The new form structure for the element.
* @throws \Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException
* @throws \Drupal\Component\Plugin\Exception\PluginNotFoundException
* @throws \Drupal\Core\Entity\EntityMalformedException
*/
public static function processIdentityElement(array &$element, FormStateInterface $form_state, array &$complete_form) {
if (!isset($element['#event'])) {
throw new \InvalidArgumentException('Element is missing #event property.');
}
if (!$element['#event'] instanceof EntityInterface) {
throw new \InvalidArgumentException('#event for element is not an entity.');
}
/** @var \Drupal\rng\Entity\RegistrationInterface $registration */
$registration = $element['#registration'];
$event_meta = $registration
->getEventMeta();
$event_type = $event_meta
->getEventType();
$allow_anon = $event_type
->getAllowAnonRegistrants();
if (!$allow_anon && empty($element['#allow_creation']) && empty($element['#allow_reference'])) {
throw new \InvalidArgumentException('Element cannot create or reference any entities.');
}
// Supporting services
/** @var \Drupal\Core\Entity\EntityDisplayRepositoryInterface $entity_display_repository */
$entity_display_repository = \Drupal::service('entity_display.repository');
/** @var \Drupal\Core\Entity\EntityTypeBundleInfoInterface $bundle_info */
$bundle_info = \Drupal::service('entity_type.bundle.info');
/** @var \Drupal\Core\Entity\EntityFormBuilder $entity_form_builder */
$entity_form_builder = \Drupal::service('entity.form_builder');
$parents = $element['#parents'];
$event = $element['#event'];
$ajax_wrapper_id_root = 'ajax-wrapper-' . implode('-', $parents);
$element['#tree'] = TRUE;
$element['#identity_element_root'] = TRUE;
$element['#prefix'] = '<div id="' . $ajax_wrapper_id_root . '">';
$element['#suffix'] = '</div>';
/** @var \Drupal\rng\Entity\RegistrantInterface[] $people */
$people = $element['#value'];
$ajax_wrapper_id_people = 'ajax-wrapper-people-' . implode('-', $parents);
$element['people'] = [
'#prefix' => '<div id="' . $ajax_wrapper_id_people . '">',
'#suffix' => '</div>',
'#tree' => TRUE,
];
$counter = 0;
foreach ($people as $reg_id => $registrant) {
$counter++;
$curr_parent = array_merge($parents, [
$counter,
]);
/** @var RegistrantFields $helper */
$reg_form = [
'#parents' => $curr_parent,
'#reg_counter' => $counter,
'#reg_id' => $reg_id,
];
$helper = new RegistrantFields($reg_form, $form_state, $registrant);
$reg_form = $helper
->getFields($reg_form, $form_state, $registrant);
$row = [
'#type' => 'fieldset',
'#title' => 'Attendee ' . $counter . ' - ' . '<a href="/user">' . $registrant
->label() . '</a>',
'#open' => TRUE,
'#parents' => $curr_parent,
'registrant' => $reg_form,
'#wrapper_attributes' => [
'class' => [
'registrant-grid',
],
],
];
$row['registrant']['#attributes']['class'][] = 'registrant-grid';
$element['people'][] = $row;
}
if ($registration
->canAddRegistrants()) {
$person_subform =& $element['entities']['person'];
$person_subform['new_person'] = [
'#type' => 'details',
'#open' => TRUE,
'#tree' => TRUE,
'#title' => t('New @entity_type', [
'@entity_type' => 'Registrant',
]),
'#identity_element_create_container' => TRUE,
];
if (count($people)) {
// Add New button
$person_subform['new_person']['load_create_form'] = [
'#type' => 'submit',
'#value' => t('Create new @label', [
'@label' => $bundle_info['label'],
]),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#validate' => [
[
static::class,
'decoyValidator',
],
],
'#submit' => [
[
static::class,
'submitToggleCreateEntity',
],
],
'#toggle_create_entity' => TRUE,
'#limit_validation_errors' => [],
];
}
else {
// set form
$person_subform['new_person']['newentityform'] = [
'#tree' => TRUE,
'#parents' => array_merge($parents, [
'entities',
'person',
'new_person',
'newentityform',
]),
];
/** @var \Drupal\rng\RegistrantFactoryInterface $registrant_factory */
$registrant_factory = \Drupal::service('rng.registrant_factory');
$new_person = $registrant_factory
->createRegistrant([
'event' => $event,
]);
$new_person
->setRegistration($registration);
$display = $entity_display_repository
->getFormDisplay('registrant', $new_person
->bundle());
$display
->buildForm($new_person, $person_subform['new_person']['newentityform'], $form_state);
$person_subform['new_person']['actions'] = [
'#type' => 'actions',
'#weight' => 10000,
];
$person_subform['new_person']['actions']['create'] = [
'#type' => 'submit',
'#value' => t('Create and add to registration'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [
array_merge($parents, [
'entities',
'person',
'registrant',
]),
array_merge($parents, [
'entities',
'person',
'new_person',
]),
],
'#validate' => [
[
static::class,
'validateCreate',
],
],
'#submit' => [
[
static::class,
'submitCreate',
],
],
];
$person_subform['new_person']['actions']['cancel'] = [
'#type' => 'submit',
'#value' => t('Cancel'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [],
'#toggle_create_entity' => FALSE,
'#validate' => [
[
static::class,
'decoyValidator',
],
],
'#submit' => [
[
static::class,
'submitToggleCreateEntity',
],
],
];
}
}
return $element;
$values = NestedArray::getValue($form_state
->getUserInput(), $parents);
$for_bundles = $utility
->peopleTypeOptions();
if (isset($values['entities']['for_bundle'])) {
$for_bundle = $values['entities']['for_bundle'];
}
else {
// Set for bundle if there is only one person type.
$for_bundle = count($for_bundles) == 1 ? key($for_bundles) : NULL;
}
$change_it = $utility
->getChangeIt();
if (count($for_bundles) == 1) {
// Show the form directly if it's single persond and only one bundle:
$utility
->setShowCreateEntitySubform(TRUE);
}
$entity_create_form = $utility
->getShowCreateEntitySubform();
if (!$change_it) {
$element['for']['#tree'] = TRUE;
if (count($people) > 0) {
$people_labels = [];
foreach ($people as $registrant) {
$people_labels[] = (string) $registrant
->label();
}
$element['for']['fortext']['#markup'] = (string) t('This registration is for') . ' ' . implode(', ', $people_labels);
$element['for']['change'] = [
'#type' => 'submit',
'#value' => t('Change'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [],
'#validate' => [
[
static::class,
'decoyValidator',
],
],
'#submit' => [
[
static::class,
'submitChangeDefault',
],
],
];
}
else {
// There are zero registrants.
$change_it = TRUE;
}
}
$ajax_wrapper_id_people = 'ajax-wrapper-people-' . implode('-', $parents);
// Drupals' radios element does not pass #executes_submit_callback and
// #radios to its children radio like it does for #ajax. So we have to
// create the children radios manually.
$element['people'] = [
'#prefix' => '<div id="' . $ajax_wrapper_id_people . '">',
'#suffix' => '</div>',
];
$element['people']['people_list'] = [
'#type' => 'table',
'#header' => [
t('Person'),
t('Operations'),
],
'#access' => $change_it,
'#empty' => t('There are no people yet, add people below.'),
];
foreach ($people as $i => $registrant) {
$row = [];
$row[]['#markup'] = $registrant
->label();
$row[] = [
// Needs a name else the submission handlers think all buttons are the
// last button.
'#name' => 'ajax-submit-' . implode('-', $parents) . '-' . $i,
'#type' => 'submit',
'#value' => t('Remove'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [],
'#validate' => [
[
static::class,
'decoyValidator',
],
],
'#submit' => [
[
static::class,
'submitRemovePerson',
],
],
'#identity_element_registrant_row' => $i,
];
$display = $entity_display_repository
->getFormDisplay('registrant', $registrant
->bundle());
$display
->buildForm($registrant, $row, $form_state);
$row[] = $display;
$element['people']['people_list'][] = $row;
}
$ajax_wrapper_id_entities = 'ajax-wrapper-entities-' . implode('-', $parents);
$element['entities'] = [
'#type' => 'details',
'#access' => $change_it,
'#prefix' => '<div id="' . $ajax_wrapper_id_entities . '">',
'#suffix' => '</div>',
'#open' => TRUE,
'#tree' => TRUE,
'#title' => t('Add another person'),
'#attributes' => [
'class' => [
'entities',
],
],
];
$element['entities']['controls'] = [
'#type' => 'container',
'#tree' => TRUE,
'#attributes' => [
'class' => [
'person-controls',
],
],
];
$element['entities']['controls']['for_bundle'] = [
'#type' => 'radios',
'#title' => t('Person type'),
'#options' => $for_bundles,
'#default_value' => $for_bundle,
'#access' => $change_it && count($for_bundles) > 1,
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
'progress' => [
'type' => 'throbber',
'message' => NULL,
],
],
'#validate' => [
[
static::class,
'decoyValidator',
],
],
'#attributes' => [
'class' => [
'person-type',
],
],
'#parents' => array_merge($parents, [
'entities',
'for_bundle',
]),
];
$element['entities']['controls']['actions'] = [
'#type' => 'actions',
'#tree' => TRUE,
];
// Display a close button if there are people and arity is multiple.
if (count($people) > 0) {
$element['entities']['controls']['actions']['done'] = [
'#type' => 'submit',
'#value' => t('Done'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [],
'#validate' => [
[
static::class,
'decoyValidator',
],
],
'#submit' => [
[
static::class,
'submitClose',
],
],
];
}
$element['entities']['person'] = [
'#type' => 'container',
'#tree' => TRUE,
'#attributes' => [
'class' => [
'person-container',
],
],
];
$person_subform =& $element['entities']['person'];
if ($change_it && isset($for_bundle)) {
[
$person_entity_type_id,
$person_bundle,
] = explode(':', $for_bundle);
// Registrant.
$person_subform['registrant'] = [
'#tree' => TRUE,
'#open' => TRUE,
'#title' => t('Registrant metadata'),
'#parents' => array_merge($parents, [
'entities',
'person',
'registrant',
]),
];
$display = entity_get_form_display('registrant', $registrant
->bundle(), 'default');
$display
->buildForm($registrant, $person_subform['registrant'], $form_state);
$form_state
->set('registrant__form_display', $display);
$form_state
->set('registrant__entity', $registrant);
if ($for_bundle === 'myself:') {
$person_subform['myself']['actions'] = [
'#type' => 'actions',
];
$person_subform['myself']['actions']['add_myself'] = [
'#type' => 'submit',
'#value' => $arity_is_single ? t('Select my account') : t('Add my account'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [
array_merge($element['#parents'], [
'entities',
'person',
'registrant',
]),
array_merge($element['#parents'], [
'entities',
'person',
'myself',
]),
],
'#validate' => [
[
static::class,
'validateMyself',
],
],
'#submit' => [
[
static::class,
'submitMyself',
],
],
];
}
else {
$entity_type = $entity_type_manager
->getDefinition($person_entity_type_id);
$entity_bundle_info = $bundle_info
->getBundleInfo($person_entity_type_id);
$bundle_info = $entity_bundle_info[$person_bundle];
$allow_reference = isset($element['#allow_reference'][$person_entity_type_id]) && in_array($person_bundle, $element['#allow_reference'][$person_entity_type_id]);
// Existing person.
$person_subform['existing'] = [
'#type' => 'details',
'#open' => TRUE,
'#title' => t('Existing @entity_type', [
'@entity_type' => $entity_type
->getLabel(),
]),
'#identity_element_existing_container' => TRUE,
'#attributes' => [
'class' => [
'existing-container',
],
],
'#access' => $allow_reference && $utility
->countReferenceableEntities($event, $person_entity_type_id) > 0,
];
$person_subform['existing']['existing_autocomplete'] = [
'#type' => 'entity_autocomplete',
'#title' => t('Existing @entity_type', [
'@entity_type' => $entity_type
->getLabel(),
]),
'#target_type' => $person_entity_type_id,
'#tags' => FALSE,
'#selection_handler' => 'rng_register',
'#selection_settings' => [
'event_entity_type' => $event
->getEntityTypeId(),
'event_entity_id' => $event
->id(),
],
'#wrapper_attributes' => [
'class' => [
'existing-autocomplete-container',
],
],
];
if ($entity_type
->getBundleEntityType() !== NULL) {
// This entity type has bundles.
$person_subform['existing']['existing_autocomplete']['#selection_settings']['target_bundles'] = [
$person_bundle,
];
}
$person_subform['existing']['actions'] = [
'#type' => 'actions',
];
$person_subform['existing']['actions']['add_existing'] = [
'#type' => 'submit',
'#value' => t('Add person'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [
array_merge($element['#parents'], [
'entities',
'person',
'registrant',
]),
array_merge($element['#parents'], [
'entities',
'person',
'existing',
]),
],
'#validate' => [
[
static::class,
'validateExisting',
],
],
'#submit' => [
[
static::class,
'submitExisting',
],
],
];
// New entity.
$create = FALSE;
if (isset($element['#allow_creation'][$person_entity_type_id])) {
$create = RegistrantsElement::entityCreateAccess($person_entity_type_id, $person_bundle);
}
$person_subform['new_person'] = [
'#type' => 'details',
'#open' => TRUE,
'#tree' => TRUE,
'#title' => t('New @entity_type', [
'@entity_type' => $entity_type
->getLabel(),
]),
'#identity_element_create_container' => TRUE,
'#access' => $create,
];
if ($entity_create_form) {
$person_subform['new_person']['newentityform'] = [
'#access' => $entity_create_form,
'#tree' => TRUE,
'#parents' => array_merge($parents, [
'entities',
'person',
'new_person',
'newentityform',
]),
];
$entity_storage = $entity_type_manager
->getStorage($person_entity_type_id);
$new_person_options = [];
if ($entity_type
->getBundleEntityType() !== NULL) {
// This entity type has bundles.
$new_person_options[$entity_type
->getKey('bundle')] = $person_bundle;
}
$new_person = $entity_storage
->create($new_person_options);
$form_mode = 'default';
if (isset($element['#form_modes'][$person_entity_type_id][$person_bundle])) {
$form_mode = $element['#form_modes'][$person_entity_type_id][$person_bundle];
}
$display = entity_get_form_display($person_entity_type_id, $person_bundle, $form_mode);
$display
->buildForm($new_person, $person_subform['new_person']['newentityform'], $form_state);
$form_state
->set('newentity__form_display', $display);
$form_state
->set('newentity__entity', $new_person);
$person_subform['new_person']['actions'] = [
'#type' => 'actions',
'#weight' => 10000,
];
$person_subform['new_person']['actions']['create'] = [
'#type' => 'submit',
'#value' => t('Create and add to registration'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [
array_merge($parents, [
'entities',
'person',
'registrant',
]),
array_merge($parents, [
'entities',
'person',
'new_person',
]),
],
'#validate' => [
[
static::class,
'validateCreate',
],
],
'#submit' => [
[
static::class,
'submitCreate',
],
],
];
$person_subform['new_person']['actions']['cancel'] = [
'#type' => 'submit',
'#value' => t('Cancel'),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#limit_validation_errors' => [],
'#toggle_create_entity' => FALSE,
'#validate' => [
[
static::class,
'decoyValidator',
],
],
'#submit' => [
[
static::class,
'submitToggleCreateEntity',
],
],
];
}
else {
$person_subform['new_person']['load_create_form'] = [
'#type' => 'submit',
'#value' => t('Create new @label', [
'@label' => $bundle_info['label'],
]),
'#ajax' => [
'callback' => [
static::class,
'ajaxElementRoot',
],
'wrapper' => $ajax_wrapper_id_root,
],
'#validate' => [
[
static::class,
'decoyValidator',
],
],
'#submit' => [
[
static::class,
'submitToggleCreateEntity',
],
],
'#toggle_create_entity' => TRUE,
'#limit_validation_errors' => [],
];
}
}
}
else {
// There is no subform displayed to the side of "Person type" radios:
$person_subform['#attributes']['class'][] = 'empty';
$person_subform['select-person-type'] = [
'#plain_text' => t('Select person type'),
'#prefix' => '<div class="message">',
'#suffix' => '</div>',
];
}
return $element;
}
/**
* {@inheritdoc}
*/
public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
$parents = $element['#parents'];
$value = $form_state
->get($parents);
if ($value === NULL) {
return isset($element['#default_value']) ? $element['#default_value'] : [];
}
return $value;
}
/**
* An empty form validator.
*
* This validator is used to prevent top level form validators from running.
* Submission elements must have a dummy validator, not just an empty
* #validate property.
*
* See \Drupal\Core\Form\FormValidator::executeValidateHandlers for the
* critical core operation details.
*
* @param array $form
* An associative array containing the structure of the form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function decoyValidator(array &$form, FormStateInterface $form_state) {
}
/**
* Generic validator for the element.
*/
public static function validateIdentityElement(&$element, FormStateInterface $form_state, &$complete_form) {
$utility = new RegistrantsElement($element, $form_state);
$registrants = $element['#value'];
// Store original form submission in temporary values.
$values = $form_state
->getValue($element['#parents']);
$form_state
->setTemporaryValue(array_merge([
'_registrants_values',
], $element['#parents']), $values);
// Change element value to registrant entities.
$form_state
->setValueForElement($element, $registrants);
}
/**
* Validate whether all existing registrants are register-able.
*
* An identity may have been registered by another registration while
* it is also stored in the state of another registration.
*/
public static function validateRegisterable(&$element, FormStateInterface $form_state, &$complete_form) {
$utility = new RegistrantsElement($element, $form_state);
// Add existing registrants to whitelist.
foreach ($element['#default_value'] as $existing_registrant) {
$identity = $existing_registrant
->getIdentity();
if ($identity) {
$utility
->addWhitelistExisting($identity);
}
}
/** @var \Drupal\rng\Entity\RegistrantInterface[] $registrants */
$registrants = $element['#value'];
$whitelisted = $utility
->getWhitelistExisting();
$identities = [];
foreach ($registrants as $registrant) {
$identity = $registrant
->getIdentity();
if ($identity) {
$entity_type = $identity
->getEntityTypeId();
$id = $identity
->id();
// Check if identity can skip existing revalidation. This needs to be done
// when the identity was created by this element.
if (!isset($whitelisted[$entity_type][$id])) {
$identities[$entity_type][$id] = $identity
->label();
}
}
}
/** @var \Drupal\rng\EventManagerInterface $event_manager */
$event_manager = \Drupal::service('rng.event_manager');
$event = $element['#event'];
$event_meta = $event_manager
->getMeta($event);
foreach ($identities as $entity_type => $identity_labels) {
$registerable = $event_meta
->identitiesCanRegister($entity_type, array_keys($identity_labels));
// Flip identity entity IDs to array keys.
$registerable = array_flip($registerable);
foreach (array_diff_key($identities[$entity_type], $registerable) as $id => $label) {
$form_state
->setError($element, t('%name cannot register for this event.', [
'%name' => $label,
]));
}
}
}
/**
* Validate whether there are sufficient quantity of registrants.
*/
public static function validateRegistrantCount(&$element, FormStateInterface $form_state, &$complete_form) {
/** @var \Drupal\rng\Entity\RegistrantInterface[] $registrants */
$registrants = $element['#value'];
$count = count($registrants);
if (isset($element['#registrants_minimum'])) {
$minimum = $element['#registrants_minimum'];
if ($count < $minimum) {
$form_state
->setError($element, t('There are not enough registrants on this registration. There must be at least @minimum registrants.', [
'@minimum' => $minimum,
]));
}
}
if (isset($element['#registrants_maximum'])) {
$maximum = $element['#registrants_maximum'];
if ($count > $maximum) {
$form_state
->setError($element, t('There are too many registrants on this registration. There must be at most @maximum registrants.', [
'@maximum' => $maximum,
]));
}
}
}
/**
* {@inheritdoc}
*/
public static function preRenderRegistrants($element) {
$element['#attributes']['class'][] = 'registrants-element';
return $element;
}
/**
* Ajax callback to return the entire element.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*
* @return array
* The entire element sub-form.
*/
public static function ajaxElementRoot(array $form, FormStateInterface $form_state) {
return RegistrantsElement::findElement($form, $form_state);
}
/**
* Validate adding myself sub-form.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function validateMyself(array &$form, FormStateInterface $form_state) {
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$utility
->buildRegistrant(TRUE);
}
/**
* Validate adding existing entity sub-form.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*
* @throws \Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException
* @throws \Drupal\Component\Plugin\Exception\PluginNotFoundException
*/
public static function validateExisting(array &$form, FormStateInterface $form_state) {
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$utility
->buildRegistrant(TRUE);
$autocomplete_tree = array_merge($element['#parents'], [
'entities',
'person',
'existing',
'existing_autocomplete',
]);
$element_existing = NestedArray::getValue($element, [
'entities',
'person',
'existing',
'existing_autocomplete',
]);
$existing_entity_type = $element_existing['#target_type'];
$existing_value = NestedArray::getValue($form_state
->getTemporaryValue('_registrants_values'), $autocomplete_tree);
if (!empty($existing_value)) {
$identity = \Drupal::entityTypeManager()
->getStorage($existing_entity_type)
->load($existing_value);
if ($utility
->identityExists($identity)) {
$form_state
->setError(NestedArray::getValue($form, $autocomplete_tree), t('Person is already on this registration.'));
}
}
else {
$form_state
->setError(NestedArray::getValue($form, $autocomplete_tree), t('Choose a person.'));
}
}
/**
* Validate identity creation sub-form.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function validateCreate(array &$form, FormStateInterface $form_state) {
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$utility
->buildRegistrant(TRUE);
$new_person_tree = array_merge($element['#parents'], [
'entities',
'person',
'new_person',
'newentityform',
]);
$subform_newentity = NestedArray::getValue($form, $new_person_tree);
$value = $form_state
->getTemporaryValue(array_merge([
'_registrants_values',
], $element['#parents']));
$form_state
->setValue($element['#parents'], $value);
$new_person = $form_state
->get('newentity__entity');
$form_display = $form_state
->get('newentity__form_display');
$form_display
->extractFormValues($new_person, $subform_newentity, $form_state);
$form_display
->validateFormValues($new_person, $subform_newentity, $form_state);
/** @var \Symfony\Component\Validator\ConstraintViolationListInterface $violations */
$violations = $new_person
->validate();
if ($violations
->count() == 0) {
$form_state
->set('newentity__entity', $new_person);
}
else {
$triggering_element = $form_state
->getTriggeringElement();
foreach ($violations as $violation) {
$form_state
->setError($triggering_element, (string) $violation
->getMessage());
}
}
}
/**
* Submission callback to change the registrant from the default people.
*
* @param array $form
* The current form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function submitChangeDefault(array $form, FormStateInterface $form_state) {
$form_state
->setRebuild();
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$utility
->setChangeIt(TRUE);
}
/**
* Submission callback to close the selection interface.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function submitClose(array $form, FormStateInterface $form_state) {
$form_state
->setRebuild();
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$utility
->setChangeIt(FALSE);
$utility
->clearPeopleFormInput();
}
/**
* Submission callback for referencing the current user.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function submitMyself(array $form, FormStateInterface $form_state) {
$form_state
->setRebuild();
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$registrant = $utility
->buildRegistrant();
$utility
->clearPeopleFormInput();
$current_user = \Drupal::currentUser();
if ($current_user
->isAuthenticated()) {
$person = User::load($current_user
->id());
$registrant
->setIdentity($person);
}
}
/**
* Submission callback for existing entities.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function submitExisting(array $form, FormStateInterface $form_state) {
$form_state
->setRebuild();
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$registrant = $utility
->buildRegistrant();
$utility
->clearPeopleFormInput();
$autocomplete_tree = array_merge($element['#parents'], [
'entities',
'person',
'existing',
'existing_autocomplete',
]);
$existing_value = NestedArray::getValue($form_state
->getTemporaryValue('_registrants_values'), $autocomplete_tree);
$subform_autocomplete = NestedArray::getValue($form, $autocomplete_tree);
$existing_entity_type = $subform_autocomplete['#target_type'];
$person = \Drupal::entityTypeManager()
->getStorage($existing_entity_type)
->load($existing_value);
$registrant
->setIdentity($person);
}
/**
* Submission callback for creating new entities.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*
* @throws \Drupal\Core\Entity\EntityStorageException
*/
public static function submitCreate(array $form, FormStateInterface $form_state) {
$form_state
->setRebuild();
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
// New entity.
$new_entity_tree = array_merge($element['#parents'], [
'entities',
'person',
'new_person',
'newentityform',
]);
$subform_new_entity = NestedArray::getValue($form, $new_entity_tree);
// Save the entity.
/** @var \Drupal\Core\Entity\EntityInterface $new_person */
$new_person = $form_state
->get('newentity__entity');
$display = $form_state
->get('newentity__form_display');
$value = $form_state
->getTemporaryValue(array_merge([
'_registrants_values',
], $element['#parents']));
$form_state
->setValue($element['#parents'], $value);
$display
->extractFormValues($new_person, $subform_new_entity, $form_state);
$new_person
->save();
$utility
->addWhitelistExisting($new_person);
$registrant = $utility
->buildRegistrant();
$utility
->clearPeopleFormInput();
$registrant
->setIdentity($new_person);
}
/**
* Submission callback for toggling the create sub-form.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function submitToggleCreateEntity(array $form, FormStateInterface $form_state) {
$trigger = $form_state
->getTriggeringElement();
$form_state
->setRebuild();
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$utility
->setShowCreateEntitySubform($trigger['#toggle_create_entity']);
}
/**
* Submission callback for removing a registrant.
*
* @param array $form
* The complete form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public static function submitRemovePerson(array $form, FormStateInterface $form_state) {
$form_state
->setRebuild();
$element = RegistrantsElement::findElement($form, $form_state);
$utility = new RegistrantsElement($element, $form_state);
$trigger = $form_state
->getTriggeringElement();
$row = $trigger['#identity_element_registrant_row'];
$registrants = $utility
->getRegistrants();
unset($registrants[$row]);
$utility
->setRegistrants($registrants);
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
DependencySerializationTrait:: |
protected | property | An array of entity type IDs keyed by the property name of their storages. | |
DependencySerializationTrait:: |
protected | property | An array of service IDs keyed by property name used for serialization. | |
DependencySerializationTrait:: |
public | function | 1 | |
DependencySerializationTrait:: |
public | function | 2 | |
FormElement:: |
public static | function | Adds autocomplete functionality to elements. | |
FormElement:: |
public static | function | #process callback for #pattern form element property. | |
FormElement:: |
public static | function | #element_validate callback for #pattern form element property. | |
MessengerTrait:: |
protected | property | The messenger. | 29 |
MessengerTrait:: |
public | function | Gets the messenger. | 29 |
MessengerTrait:: |
public | function | Sets the messenger. | |
PluginBase:: |
protected | property | Configuration information passed into the plugin. | 1 |
PluginBase:: |
protected | property | The plugin implementation definition. | 1 |
PluginBase:: |
protected | property | The plugin_id. | |
PluginBase:: |
constant | A string which is used to separate base plugin IDs from the derivative ID. | ||
PluginBase:: |
public | function |
Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface:: |
|
PluginBase:: |
public | function |
Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface:: |
|
PluginBase:: |
public | function |
Gets the definition of the plugin implementation. Overrides PluginInspectionInterface:: |
3 |
PluginBase:: |
public | function |
Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface:: |
|
PluginBase:: |
public | function | Determines if the plugin is configurable. | |
PluginBase:: |
public | function | Constructs a \Drupal\Component\Plugin\PluginBase object. | 92 |
Registrants:: |
public static | function | Ajax callback to return the entire element. | |
Registrants:: |
public static | function | An empty form validator. | |
Registrants:: |
public | function |
Returns the element properties for this element. Overrides ElementInterface:: |
|
Registrants:: |
public static | function | ||
Registrants:: |
public static | function | Process the registrant element. | |
Registrants:: |
public static | function | Submission callback to change the registrant from the default people. | |
Registrants:: |
public static | function | Submission callback to close the selection interface. | |
Registrants:: |
public static | function | Submission callback for creating new entities. | |
Registrants:: |
public static | function | Submission callback for existing entities. | |
Registrants:: |
public static | function | Submission callback for referencing the current user. | |
Registrants:: |
public static | function | Submission callback for removing a registrant. | |
Registrants:: |
public static | function | Submission callback for toggling the create sub-form. | |
Registrants:: |
public static | function | Validate identity creation sub-form. | |
Registrants:: |
public static | function | Validate adding existing entity sub-form. | |
Registrants:: |
public static | function | Generic validator for the element. | |
Registrants:: |
public static | function | Validate adding myself sub-form. | |
Registrants:: |
public static | function | Validate whether all existing registrants are register-able. | |
Registrants:: |
public static | function | Validate whether there are sufficient quantity of registrants. | |
Registrants:: |
public static | function |
Determines how user input is mapped to an element's #value property. Overrides FormElement:: |
|
RenderElement:: |
public static | function | Adds Ajax information about an element to communicate with JavaScript. | |
RenderElement:: |
public static | function | Adds members of this group as actual elements for rendering. | |
RenderElement:: |
public static | function | Form element processing handler for the #ajax form property. | 1 |
RenderElement:: |
public static | function | Arranges elements into groups. | |
RenderElement:: |
public static | function |
Sets a form element's class attribute. Overrides ElementInterface:: |
|
StringTranslationTrait:: |
protected | property | The string translation service. | 1 |
StringTranslationTrait:: |
protected | function | Formats a string containing a count of items. | |
StringTranslationTrait:: |
protected | function | Returns the number of plurals supported by a given language. | |
StringTranslationTrait:: |
protected | function | Gets the string translation service. | |
StringTranslationTrait:: |
public | function | Sets the string translation service to use. | 2 |
StringTranslationTrait:: |
protected | function | Translates a string to the current language or to a given language. |