PHP expFile::copyToDirectory示例

 function editor()
 {
     global $user;
     $file = new expFile($this->params['id']);
     $canSaveOg = $user->id == $file->poster || $user->is_admin ? 1 : 0;
     if (file_exists(BASE . $file->directory . $file->filename)) {
         $file->copyToDirectory(BASE . $this->cacheDir);
         assign_to_template(array('image' => $file, 'update' => $_GET['update'], 'saveog' => $canSaveOg));
     } else {
         flash('error', gt('The file') . ' "' . BASE . $file->directory . $file->filename . '" ' . gt('does not exist on the server.'));
         redirect_to(array("controller" => 'file', "action" => 'picker', "ajax_action" => 1, "update" => $this->params['update'], "fck" => $this->params['fck']));
     }
 }