public function execute(HTTPRequestCustom $request)
 {
     if ($this->check_authorizations()) {
         $pseudo = TextHelper::strprotect(utf8_decode($request->get_string('pseudo', '')));
         $contents = TextHelper::htmlentities($request->get_string('contents', ''), ENT_COMPAT, 'UTF-8');
         $contents = TextHelper::htmlspecialchars_decode(TextHelper::html_entity_decode($contents, ENT_COMPAT, 'windows-1252'));
         if ($pseudo && $contents) {
             //Mod anti-flood, autorisé aux membres qui bénificie de l'autorisation de flooder.
             $check_time = AppContext::get_current_user()->get_id() !== -1 && ContentManagementConfig::load()->is_anti_flood_enabled() ? PersistenceContext::get_querier()->get_column_value(PREFIX . "shoutbox", 'MAX(timestamp)', 'WHERE user_id = :id', array('id' => AppContext::get_current_user()->get_id())) : '';
             if (!empty($check_time) && !AppContext::get_current_user()->check_max_value(AUTH_FLOOD)) {
                 if ($check_time >= time() - ContentManagementConfig::load()->get_anti_flood_duration()) {
                     $code = -1;
                 }
             }
             //Vérifie que le message ne contient pas du flood de lien.
             $config_shoutbox = ShoutboxConfig::load();
             $contents = FormatingHelper::strparse($contents, $config_shoutbox->get_forbidden_formatting_tags());
             if (!TextHelper::check_nbr_links($contents, $config_shoutbox->get_max_links_number_per_message(), true)) {
                 //Nombre de liens max dans le message.
                 $code = -2;
             }
             $shoutbox_message = new ShoutboxMessage();
             $shoutbox_message->init_default_properties();
             $shoutbox_message->set_login($pseudo);
             $shoutbox_message->set_user_id(AppContext::get_current_user()->get_id());
             $shoutbox_message->set_contents($contents);
             $shoutbox_message->set_creation_date(new Date());
             $code = ShoutboxService::add($shoutbox_message);
         } else {
             $code = -3;
         }
     } else {
         $code = -4;
     }
     return new JSONResponse(array('code' => $code));
 }