/**
* Copies a file to the given destination.
*
* @param mixed sfFilebasePluginFile | string $destination
* @param boolean $overwrite: If true dest file will be overwritten
* @return sfFilebasePluginFile $copied_file
*/
public function copy($destination, $overwrite = false)
{
return $this->filebase->copyFile($this, $destination, $overwrite);
}