/**
  * Atualiza as preferências do sistema
  */
 public function updatePreferencesAction()
 {
     $this->view->disable();
     $title_blog = $this->request->getPost("title_blog");
     $url_project = $this->request->getPost("url_project");
     $mail_project = $this->request->getPost("mail_project");
     $mail_password = $this->request->getPost("mail_password");
     $send_mail = $this->request->getPost("send_mail") == 'on' ? true : false;
     $blog_about = $this->request->getPost("blog_about");
     $data['success'] = Blogs::updateBlog($title_blog, $url_project, $mail_project, $mail_password, $send_mail, $blog_about);
     echo json_encode($data);
 }