Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\contact;
Chris@0: 
Chris@0: use Drupal\Component\Datetime\TimeInterface;
Chris@0: use Drupal\Core\Datetime\DateFormatterInterface;
Chris@0: use Drupal\Core\Entity\ContentEntityForm;
Chris@17: use Drupal\Core\Entity\EntityRepositoryInterface;
Chris@0: use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
Chris@0: use Drupal\Core\Flood\FloodInterface;
Chris@0: use Drupal\Core\Form\FormStateInterface;
Chris@0: use Drupal\Core\Language\LanguageManagerInterface;
Chris@0: use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Form controller for contact message forms.
Chris@14:  *
Chris@14:  * @internal
Chris@0:  */
Chris@0: class MessageForm extends ContentEntityForm {
Chris@0: 
Chris@0:   /**
Chris@0:    * The message being used by this form.
Chris@0:    *
Chris@0:    * @var \Drupal\contact\MessageInterface
Chris@0:    */
Chris@0:   protected $entity;
Chris@0: 
Chris@0:   /**
Chris@0:    * The flood control mechanism.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Flood\FloodInterface
Chris@0:    */
Chris@0:   protected $flood;
Chris@0: 
Chris@0:   /**
Chris@0:    * The language manager service.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Language\LanguageManagerInterface
Chris@0:    */
Chris@0:   protected $languageManager;
Chris@0: 
Chris@0:   /**
Chris@0:    * The contact mail handler service.
Chris@0:    *
Chris@0:    * @var \Drupal\contact\MailHandlerInterface
Chris@0:    */
Chris@0:   protected $mailHandler;
Chris@0: 
Chris@0:   /**
Chris@0:    * The date formatter service.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Datetime\DateFormatterInterface
Chris@0:    */
Chris@0:   protected $dateFormatter;
Chris@0: 
Chris@0:   /**
Chris@0:    * Constructs a MessageForm object.
Chris@0:    *
Chris@17:    * @param \Drupal\Core\Entity\EntityRepositoryInterface $entity_repository
Chris@17:    *   The entity repository.
Chris@0:    * @param \Drupal\Core\Flood\FloodInterface $flood
Chris@0:    *   The flood control mechanism.
Chris@0:    * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
Chris@0:    *   The language manager service.
Chris@0:    * @param \Drupal\contact\MailHandlerInterface $mail_handler
Chris@0:    *   The contact mail handler service.
Chris@0:    * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
Chris@0:    *   The date service.
Chris@0:    * @param \Drupal\Core\Entity\EntityTypeBundleInfoInterface $entity_type_bundle_info
Chris@0:    *   The entity type bundle service.
Chris@0:    * @param \Drupal\Component\Datetime\TimeInterface $time
Chris@0:    *   The time service.
Chris@0:    */
Chris@17:   public function __construct(EntityRepositoryInterface $entity_repository, FloodInterface $flood, LanguageManagerInterface $language_manager, MailHandlerInterface $mail_handler, DateFormatterInterface $date_formatter, EntityTypeBundleInfoInterface $entity_type_bundle_info = NULL, TimeInterface $time = NULL) {
Chris@17:     parent::__construct($entity_repository, $entity_type_bundle_info, $time);
Chris@0:     $this->flood = $flood;
Chris@0:     $this->languageManager = $language_manager;
Chris@0:     $this->mailHandler = $mail_handler;
Chris@0:     $this->dateFormatter = $date_formatter;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public static function create(ContainerInterface $container) {
Chris@0:     return new static(
Chris@17:       $container->get('entity.repository'),
Chris@0:       $container->get('flood'),
Chris@0:       $container->get('language_manager'),
Chris@0:       $container->get('contact.mail_handler'),
Chris@0:       $container->get('date.formatter'),
Chris@0:       $container->get('entity_type.bundle.info'),
Chris@0:       $container->get('datetime.time')
Chris@0:     );
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function form(array $form, FormStateInterface $form_state) {
Chris@0:     $user = $this->currentUser();
Chris@0:     $message = $this->entity;
Chris@0:     $form = parent::form($form, $form_state, $message);
Chris@0:     $form['#attributes']['class'][] = 'contact-form';
Chris@0: 
Chris@0:     if (!empty($message->preview)) {
Chris@0:       $form['preview'] = [
Chris@0:         '#theme_wrappers' => ['container__preview'],
Chris@0:         '#attributes' => ['class' => ['preview']],
Chris@0:       ];
Chris@17:       $form['preview']['message'] = $this->entityTypeManager->getViewBuilder('contact_message')->view($message, 'full');
Chris@0:     }
Chris@0: 
Chris@0:     $form['name'] = [
Chris@0:       '#type' => 'textfield',
Chris@0:       '#title' => $this->t('Your name'),
Chris@0:       '#maxlength' => 255,
Chris@0:       '#required' => TRUE,
Chris@0:     ];
Chris@0:     $form['mail'] = [
Chris@0:       '#type' => 'email',
Chris@0:       '#title' => $this->t('Your email address'),
Chris@0:       '#required' => TRUE,
Chris@0:     ];
Chris@0:     if ($user->isAnonymous()) {
Chris@0:       $form['#attached']['library'][] = 'core/drupal.form';
Chris@0:       $form['#attributes']['data-user-info-from-browser'] = TRUE;
Chris@0:     }
Chris@0:     // Do not allow authenticated users to alter the name or email values to
Chris@0:     // prevent the impersonation of other users.
Chris@0:     else {
Chris@0:       $form['name']['#type'] = 'item';
Chris@0:       $form['name']['#value'] = $user->getDisplayName();
Chris@0:       $form['name']['#required'] = FALSE;
Chris@0:       $form['name']['#plain_text'] = $user->getDisplayName();
Chris@0: 
Chris@0:       $form['mail']['#type'] = 'item';
Chris@0:       $form['mail']['#value'] = $user->getEmail();
Chris@0:       $form['mail']['#required'] = FALSE;
Chris@0:       $form['mail']['#plain_text'] = $user->getEmail();
Chris@0:     }
Chris@0: 
Chris@0:     // The user contact form has a preset recipient.
Chris@0:     if ($message->isPersonal()) {
Chris@0:       $form['recipient'] = [
Chris@0:         '#type' => 'item',
Chris@0:         '#title' => $this->t('To'),
Chris@0:         '#value' => $message->getPersonalRecipient()->id(),
Chris@0:         'name' => [
Chris@0:           '#theme' => 'username',
Chris@0:           '#account' => $message->getPersonalRecipient(),
Chris@0:         ],
Chris@0:       ];
Chris@0:     }
Chris@0: 
Chris@0:     $form['copy'] = [
Chris@0:       '#type' => 'checkbox',
Chris@0:       '#title' => $this->t('Send yourself a copy'),
Chris@0:       // Do not allow anonymous users to send themselves a copy, because it can
Chris@0:       // be abused to spam people.
Chris@0:       '#access' => $user->isAuthenticated(),
Chris@0:     ];
Chris@0:     return $form;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function actions(array $form, FormStateInterface $form_state) {
Chris@0:     $elements = parent::actions($form, $form_state);
Chris@0:     $elements['submit']['#value'] = $this->t('Send message');
Chris@0:     $elements['preview'] = [
Chris@0:       '#type' => 'submit',
Chris@0:       '#value' => $this->t('Preview'),
Chris@0:       '#submit' => ['::submitForm', '::preview'],
Chris@0:     ];
Chris@0:     return $elements;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Form submission handler for the 'preview' action.
Chris@0:    */
Chris@0:   public function preview(array $form, FormStateInterface $form_state) {
Chris@0:     $message = $this->entity;
Chris@0:     $message->preview = TRUE;
Chris@0:     $form_state->setRebuild();
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function validateForm(array &$form, FormStateInterface $form_state) {
Chris@0:     $message = parent::validateForm($form, $form_state);
Chris@0: 
Chris@0:     // Check if flood control has been activated for sending emails.
Chris@0:     if (!$this->currentUser()->hasPermission('administer contact forms') && (!$message->isPersonal() || !$this->currentUser()->hasPermission('administer users'))) {
Chris@0:       $limit = $this->config('contact.settings')->get('flood.limit');
Chris@0:       $interval = $this->config('contact.settings')->get('flood.interval');
Chris@0: 
Chris@0:       if (!$this->flood->isAllowed('contact', $limit, $interval)) {
Chris@0:         $form_state->setErrorByName('', $this->t('You cannot send more than %limit messages in @interval. Try again later.', [
Chris@0:           '%limit' => $limit,
Chris@0:           '@interval' => $this->dateFormatter->formatInterval($interval),
Chris@0:         ]));
Chris@0:       }
Chris@0:     }
Chris@0: 
Chris@0:     return $message;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function save(array $form, FormStateInterface $form_state) {
Chris@0:     $message = $this->entity;
Chris@0:     $user = $this->currentUser();
Chris@0:     // Save the message. In core this is a no-op but should contrib wish to
Chris@0:     // implement message storage, this will make the task of swapping in a real
Chris@0:     // storage controller straight-forward.
Chris@0:     $message->save();
Chris@0:     $this->mailHandler->sendMailMessages($message, $user);
Chris@0:     $contact_form = $message->getContactForm();
Chris@0: 
Chris@0:     $this->flood->register('contact', $this->config('contact.settings')->get('flood.interval'));
Chris@0:     if ($submission_message = $contact_form->getMessage()) {
Chris@17:       $this->messenger()->addStatus($submission_message);
Chris@0:     }
Chris@0: 
Chris@0:     // To avoid false error messages caused by flood control, redirect away from
Chris@0:     // the contact form; either to the contacted user account or the front page.
Chris@0:     if ($message->isPersonal() && $user->hasPermission('access user profiles')) {
Chris@18:       $form_state->setRedirectUrl($message->getPersonalRecipient()->toUrl());
Chris@0:     }
Chris@0:     else {
Chris@0:       $form_state->setRedirectUrl($contact_form->getRedirectUrl());
Chris@0:     }
Chris@0:   }
Chris@0: 
Chris@0: }