/**
  * Uploads press custom stylesheet.
  * @param $settingName string setting key associated with the file
  */
 function uploadStyleSheet($settingName)
 {
     $press =& Request::getPress();
     $settingsDao =& DAORegistry::getDAO('PressSettingsDAO');
     import('classes.file.PublicFileManager');
     $fileManager = new PublicFileManager();
     if ($fileManager->uploadedFileExists($settingName)) {
         $type = $fileManager->getUploadedFileType($settingName);
         if ($type != 'text/plain' && $type != 'text/css') {
             return false;
         }
         $uploadName = $settingName . '.css';
         if ($fileManager->uploadPressFile($press->getId(), $settingName, $uploadName)) {
             $value = array('name' => $fileManager->getUploadedFileName($settingName), 'uploadName' => $uploadName, 'dateUploaded' => date("Y-m-d g:i:s"));
             $settingsDao->updateSetting($press->getId(), $settingName, $value, 'object');
             return true;
         }
     }
     return false;
 }