src/CarteBlanche/Library/File.php
public function getMime()
    {
        if ($this->getRealPath()) {
            $finfo = new \finfo();
            return $finfo->file( $this->getRealPath(), FILEINFO_MIME_TYPE );
        }
        return null;
    }
public function getMime()
    {
        if ($this->getRealPath()) {
            $finfo = new \finfo();
            return $finfo->file( $this->getRealPath(), FILEINFO_MIME_TYPE );
        }
        return null;
    }
Get the file miem string if possible

@return  string  The mime type info