/**
  * @param string $sAction
  *
  * @return string
  */
 private function privateUpload($sAction)
 {
     @\ob_start();
     $aResponseItem = null;
     try {
         if (\method_exists($this->oActions, $sAction) && \is_callable(array($this->oActions, $sAction))) {
             $this->oActions->SetActionParams($this->oHttp->GetQueryAsArray(), $sAction);
             $aResponseItem = \call_user_func(array($this->oActions, $sAction));
         }
         if (!is_array($aResponseItem)) {
             throw new \RainLoop\Exceptions\ClientException(\RainLoop\Notifications::UnknownError);
         }
     } catch (\Exception $oException) {
         $aResponseItem = $this->oActions->ExceptionResponse($sAction, $oException);
     }
     if ('iframe' === $this->oHttp->GetPost('jua-post-type', '')) {
         @\header('Content-Type: text/html; charset=utf-8');
     } else {
         @\header('Content-Type: application/json; charset=utf-8');
     }
     $this->Plugins()->RunHook('filter.upload-response', array(&$aResponseItem));
     $sResult = \MailSo\Base\Utils::Php2js($aResponseItem, $this->Logger());
     $sObResult = @\ob_get_clean();
     if (0 < \strlen($sObResult)) {
         $this->Logger()->Write($sObResult, \MailSo\Log\Enumerations\Type::ERROR, 'OB-DATA');
     }
     $this->Logger()->Write($sResult, \MailSo\Log\Enumerations\Type::INFO, 'UPLOAD');
     return $sResult;
 }
 /**
  * @param string $sAction
  * @param int $iSizeLimit = 0
  *
  * @return string
  */
 private function privateUpload($sAction, $iSizeLimit = 0)
 {
     $oConfig = $this->Config();
     @\ob_start();
     $aResponseItem = null;
     try {
         $aFile = null;
         $sInputName = 'uploader';
         $iError = \RainLoop\Enumerations\UploadError::UNKNOWN;
         $iSizeLimit = (0 < $iSizeLimit ? $iSizeLimit : (int) $oConfig->Get('webmail', 'attachment_size_limit', 0)) * 1024 * 1024;
         $iError = UPLOAD_ERR_OK;
         $_FILES = isset($_FILES) ? $_FILES : null;
         if (isset($_FILES, $_FILES[$sInputName], $_FILES[$sInputName]['name'], $_FILES[$sInputName]['tmp_name'], $_FILES[$sInputName]['size'])) {
             $iError = isset($_FILES[$sInputName]['error']) ? (int) $_FILES[$sInputName]['error'] : UPLOAD_ERR_OK;
             if (UPLOAD_ERR_OK === $iError && 0 < $iSizeLimit && $iSizeLimit < (int) $_FILES[$sInputName]['size']) {
                 $iError = \RainLoop\Enumerations\UploadError::CONFIG_SIZE;
             }
             if (UPLOAD_ERR_OK === $iError) {
                 $aFile = $_FILES[$sInputName];
             }
         } else {
             if (!isset($_FILES) || !is_array($_FILES) || 0 === count($_FILES)) {
                 $iError = UPLOAD_ERR_INI_SIZE;
             } else {
                 $iError = \RainLoop\Enumerations\UploadError::EMPTY_FILES_DATA;
             }
         }
         if (\method_exists($this->oActions, $sAction) && \is_callable(array($this->oActions, $sAction))) {
             $aActionParams = $this->oHttp->GetQueryAsArray();
             $aActionParams['File'] = $aFile;
             $aActionParams['Error'] = $iError;
             $this->oActions->SetActionParams($aActionParams, $sAction);
             $aResponseItem = \call_user_func(array($this->oActions, $sAction));
         }
         if (!is_array($aResponseItem)) {
             throw new \RainLoop\Exceptions\ClientException(\RainLoop\Notifications::UnknownError);
         }
     } catch (\Exception $oException) {
         $aResponseItem = $this->oActions->ExceptionResponse($sAction, $oException);
     }
     if ('iframe' === $this->oHttp->GetPost('jua-post-type', '')) {
         @\header('Content-Type: text/html; charset=utf-8');
     } else {
         @\header('Content-Type: application/json; charset=utf-8');
     }
     $this->Plugins()->RunHook('filter.upload-response', array(&$aResponseItem));
     $sResult = \MailSo\Base\Utils::Php2js($aResponseItem, $this->Logger());
     $sObResult = @\ob_get_clean();
     if (0 < \strlen($sObResult)) {
         $this->Logger()->Write($sObResult, \MailSo\Log\Enumerations\Type::ERROR, 'OB-DATA');
     }
     $this->Logger()->Write($sResult, \MailSo\Log\Enumerations\Type::INFO, 'UPLOAD');
     return $sResult;
 }