/**
* Return an S3Client object for a specific attachment type.
* If no instance has been defined yet we'll buld one and then
* cache it on the s3Clients property (for the current request only).
*
* @param AttachmentInterface $attachedFile
*
* @return S3Client
*/
public static function getS3ClientInstance(AttachmentInterface $attachedFile)
{
$modelName = $attachedFile->getInstanceClass();
$attachmentName = $attachedFile->getConfig()->name;
$key = "{$modelName}.{$attachmentName}";
if (array_key_exists($key, static::$s3Clients)) {
return static::$s3Clients[$key];
}
static::$s3Clients[$key] = static::buildS3Client($attachedFile);
return static::$s3Clients[$key];
}
/**
* Returns the current class name, exclusively taking into account namespaces, e.g
* 'Swingline\Stapler' will become Swingline.
*
* @param AttachmentInterface $attachment
* @param string $styleName
*
* @return string
*/
protected function getNamespace(AttachmentInterface $attachment, $styleName = '')
{
$classComponents = explode('\\', $attachment->getInstanceClass());
return implode('/', array_slice($classComponents, 0, count($classComponents) - 1));
}
