function CommentForm::buildEntity

Overrides ContentEntityForm::buildEntity

File

core/modules/comment/src/CommentForm.php, line 280

Class

CommentForm

Base handler for comment forms.

Namespace

Code

public function buildEntity(array $form, FormStateInterface $form_state) {
    
    /** @var \Drupal\comment\CommentInterface $comment */
    $comment = parent::buildEntity($form, $form_state);
    if (!$form_state->isValueEmpty('date') && $form_state->getValue('date') instanceof DrupalDateTime) {
        $comment->setCreatedTime($form_state->getValue('date')
            ->getTimestamp());
    }
    else {
        $comment->setCreatedTime(REQUEST_TIME);
    }
    // Empty author ID should revert to anonymous.
    $author_id = $form_state->getValue('uid');
    if ($comment->id() && $this->currentUser
        ->hasPermission('administer comments')) {
        // Admin can leave the author ID blank to revert to anonymous.
        $author_id = $author_id ?: 0;
    }
    if (!is_null($author_id)) {
        if ($author_id === 0 && $form['author']['name']['#access']) {
            // Use the author name value when the form has access to the element and
            // the author ID is anonymous.
            $comment->setAuthorName($form_state->getValue('name'));
        }
        else {
            // Ensure the author name is not set.
            $comment->setAuthorName(NULL);
        }
    }
    else {
        $author_id = $this->currentUser
            ->id();
    }
    $comment->setOwnerId($author_id);
    // Validate the comment's subject. If not specified, extract from comment
    // body.
    if (trim($comment->getSubject()) == '') {
        if ($comment->hasField('comment_body')) {
            // The body may be in any format, so:
            // 1) Filter it into HTML
            // 2) Strip out all HTML tags
            // 3) Convert entities back to plain-text.
            $comment_text = $comment->comment_body->processed;
            $comment->setSubject(Unicode::truncate(trim(Html::decodeEntities(strip_tags($comment_text))), 29, TRUE, TRUE));
        }
        // Edge cases where the comment body is populated only by HTML tags will
        // require a default subject.
        if ($comment->getSubject() == '') {
            $comment->setSubject($this->t('(No subject)'));
        }
    }
    return $comment;
}