public function ajaxFileUpload(){
        if($this->input->is_ajax_request()){
            if(hasPermission("importFileData")){

                $options = array(
                    'script_url'=> current_url(),
                    'upload_dir'=> BASE_PATH.PATH_UPLOADS_DATA_USERS.$this->data["loggedUser"]->userID."/",
                    'upload_url'=> base_url(PATH_UPLOADS_DATA_USERS.$this->data["loggedUser"]->userID)."/",
                    'accept_file_types'=> '/\.('.implode("|", Data_import_model::$ALLOWED_TYPES).')$/i',
                    'max_file_size'=> Data_import_model::$MAX_FILE_SIZE,
                    'delete_type' => "POST"
                );

                $this->load->library('customUploadHandler', $options);
            }else{
                die(dictionary("message_noPermissions"));
            }
        }else{
            die(dictionary("message_noDirectAccess"));
        }
    }