/**
* Generate a thumbnail file name from a name and specified parameters
*
* @param string $name
* @param array $params Parameters which will be passed to MediaHandler::makeParamString
* @return string|null
*/
public function generateThumbName($name, $params)
{
if (!$this->getHandler()) {
return null;
}
$extension = $this->getExtension();
list($thumbExt, ) = $this->getHandler()->getThumbType($extension, $this->getMimeType(), $params);
$thumbName = $this->getHandler()->makeParamString($params);
if ($this->repo->supportsSha1URLs()) {
$thumbName .= '-' . $this->getSha1() . '.' . $thumbExt;
} else {
$thumbName .= '-' . $name;
if ($thumbExt != $extension) {
$thumbName .= ".{$thumbExt}";
}
}
return $thumbName;
}