inline_registration.module in Inline Registration 1.0.x

File

inline_registration.module

<?php

use Drupal\Core\Form\FormState;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Link;
use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\node\Entity\NodeType;
use Drupal\node\NodeTypeInterface;
use Drupal\user\Entity\User;

/**
 * Implements hook_form_FORM_ID_alter() for \Drupal\node\NodeTypeForm.
 *
 * Adds Inline Registration settings to the node type form.
 *
 * @see NodeTypeForm::form()
 * @see inline_registration_form_node_type_form_submit()
 */
function inline_registration_form_node_type_form_alter(&$form, FormStateInterface $form_state) {

  /** @var \Drupal\Core\Form\FormObject $form_object */
  $form_object = $form_state
    ->getFormObject();

  /** @var \Drupal\node\NodeTypeInterface $node_type */
  $node_type = $form_object
    ->getEntity();
  $form['inline_registration'] = [
    '#type' => 'details',
    '#title' => new TranslatableMarkup('Inline registration'),
    '#description' => new TranslatableMarkup('Setting for publishing this content from anonymous user, and automatically create account for this.'),
    '#group' => 'additional_settings',
  ];
  $form['inline_registration']['enabled'] = [
    '#type' => 'checkbox',
    '#title' => new TranslatableMarkup('Inline registration'),
    '#default_value' => $node_type
      ->getThirdPartySetting('inline_registration', 'enabled', FALSE),
    '#description' => new TranslatableMarkup('Enable user creation from this content.'),
  ];
  $form['inline_registration']['weight'] = array(
    '#type' => 'weight',
    '#title' => new TranslatableMarkup('Weight of field'),
    '#default_value' => $node_type
      ->getThirdPartySetting('inline_registration', 'weight', -10),
    '#description' => new TranslatableMarkup("Select weight for this field into content creation form."),
    '#delta' => 50,
  );
  $form['#entity_builders'][] = 'inline_registration_form_node_type_form_builder';
}

/**
 * Entity builder for the node type form with Inline Registration.
 *
 * @see inline_registration_form_node_type_form_alter()
 */
function inline_registration_form_node_type_form_builder($entity_type, NodeTypeInterface $node_type, &$form, FormStateInterface $form_state) {
  $node_type
    ->setThirdPartySetting('inline_registration', 'enabled', $form_state
    ->getValue('enabled'));
  $node_type
    ->setThirdPartySetting('inline_registration', 'weight', $form_state
    ->getValue('weight'));
}

/**
 * Implements hook_form_FORM_ID_alter() for \Drupal\node\NodeForm.
 *
 * Adds menu options to the node type form.
 *
 * @see NodeForm::form()
 * @see inline_registration_form_node_form_validate()
 * @see inline_registration_form_node_form_submit()
 */
function inline_registration_form_node_form_alter(&$form, FormStateInterface $form_state, $form_id) {

  /** @var \Drupal\Core\Form\FormObject $form_object */
  $form_object = $form_state
    ->getFormObject();

  /** @var \Drupal\node\Entity\Node $node */
  $node = $form_object
    ->getEntity();
  $node_type = NodeType::load($node
    ->bundle());
  if (\Drupal::currentUser()
    ->isAnonymous() && $node_type
    ->getThirdPartySetting('inline_registration', 'enabled', FALSE)) {

    // Create form object.
    $user_form_object = \Drupal::entityTypeManager()
      ->getFormObject('user', 'register');
    $user_form_object
      ->setEntity(User::create());

    // Create form state.
    $user_form_state = new FormState();
    $user_form_state
      ->setFormObject($user_form_object);
    $form_state
      ->set([
      'user_form_state',
    ], $user_form_state);

    // Embed the registration form.
    $form['user'] = [
      '#type' => 'fieldset',
      '#title' => new TranslatableMarkup('Login or Register as a New User'),
      '#description' => new TranslatableMarkup('You are not currently logged in. In order to post this item please @login or provide the following details to register.', [
        '@login' => Link::createFromRoute(new TranslatableMarkup('login now'), 'user.login')
          ->toString(),
      ]),
      '#collapsed' => FALSE,
      '#collapsible' => FALSE,
      '#weight' => $node_type
        ->getThirdPartySetting('inline_registration', 'weight', -10),
      'form' => $user_form_object
        ->buildForm([
        '#parents' => [
          'user',
        ],
      ], $user_form_state),
    ];
    $form['user']['form']['#type'] = 'container';
    $form['user']['form']['#theme_wrappers'] = \Drupal::service('element_info')
      ->getInfoProperty('container', '#theme_wrappers', []);
    unset($form['user']['form']['form_token']);

    // Remove submit buttons.
    if (!empty($form['user']['form']['actions'])) {
      if (isset($form['user']['form']['actions']['submit'])) {
        $form['user']['form']['#submit'] = $form['user']['form']['actions']['submit']['#submit'];
      }
      unset($form['user']['form']['actions']);
    }

    // Make sure that registration submits are called before node submits.
    array_unshift($form['#validate'], 'inline_registration_form_node_form_validate');
    array_unshift($form['actions']['submit']['#submit'], 'inline_registration_form_node_form_submit');
  }
}

/**
 * Validate handler for the node form with Inline Registration.
 *
 * @see inline_registration_form_node_form_alter()
 */
function inline_registration_form_node_form_validate(&$form, FormStateInterface $form_state) {

  /** @var \Drupal\Core\Form\FormStateInterface $user_form_state */
  $user_form_state = $form_state
    ->get([
    'user_form_state',
  ]);
  $user_form_object = $user_form_state
    ->getFormObject();
  $user_form_state
    ->setCompleteForm($form_state
    ->getCompleteForm());
  $user_form_state
    ->setValues($form_state
    ->getValues() ?: []);
  $user_form_state
    ->setUserInput($form_state
    ->getUserInput() ?: []);
  $user_form_object
    ->validateForm($form['user']['form'], $user_form_state);
  \Drupal::service('form_validator')
    ->validateForm($user_form_object
    ->getFormId(), $form['user']['form'], $user_form_state);
  foreach ($user_form_state
    ->getErrors() as $error_element_path => $error) {
    $form_state
      ->setErrorByName('user][' . $error_element_path, $error);
  }
}

/**
 * Submit handler for the node form with Inline Registration.
 *
 * @see inline_registration_form_node_form_alter()
 */
function inline_registration_form_node_form_submit(&$form, FormStateInterface $form_state) {

  /** @var \Drupal\Core\Form\FormStateInterface $user_form_state */
  $user_form_state = $form_state
    ->get([
    'user_form_state',
  ]);
  $user_form_state
    ->setCompleteForm($form_state
    ->getCompleteForm());
  $user_form_state
    ->setValues($form_state
    ->getValues() ?: []);
  $user_form_state
    ->setUserInput($form_state
    ->getUserInput() ?: []);
  $user_form_state
    ->setSubmitted();
  \Drupal::service('form_submitter')
    ->doSubmitForm($form['user']['form'], $user_form_state);

  // Set author as current user and submit the node.
  $form_state
    ->setValue('uid', $user_form_state
    ->getValue('uid'));
}

Functions

Name	Description
inline_registration_form_node_form_alter	Implements hook_form_FORM_ID_alter() for \Drupal\node\NodeForm.
inline_registration_form_node_form_submit	Submit handler for the node form with Inline Registration.
inline_registration_form_node_form_validate	Validate handler for the node form with Inline Registration.
inline_registration_form_node_type_form_alter	Implements hook_form_FORM_ID_alter() for \Drupal\node\NodeTypeForm.
inline_registration_form_node_type_form_builder	Entity builder for the node type form with Inline Registration.