recca0120 / laravel-elfinder

            $mime = $targets[3];

            $filenameEncoded = rawurlencode($name);

            if (strpos($filenameEncoded, '%') === false) { // ASCII only

                $filename = 'filename="'.$name.'"';

            } else {

                $ua = $_SERVER['HTTP_USER_AGENT'];

                if (preg_match('/MSIE [4-8]/', $ua)) { // IE < 9 do not support RFC 6266 (RFC 2231/RFC 5987)

                    $filename = 'filename="'.$filenameEncoded.'"';

                } elseif (strpos($ua, 'Chrome') === false && strpos($ua, 'Safari') !== false && preg_match('#Version/[3-5]#', $ua)) { // Safari < 6

                    $filename = 'filename="'.str_replace('"', '', $name).'"';

                } else { // RFC 6266 (RFC 2231/RFC 5987)

                    $filename = 'filename*=UTF-8\'\''.$filenameEncoded;

                }

            }

            $fp = fopen($path, 'rb');

            $file = fstat($fp);

        }

        $filenameEncoded = rawurlencode($file['name']);

        if (strpos($filenameEncoded, '%') === false) { // ASCII only

            $filename = 'filename="'.$file['name'].'"';

        } else {

            $ua = $_SERVER['HTTP_USER_AGENT'];

            if (preg_match('/MSIE [4-8]/', $ua)) { // IE < 9 do not support RFC 6266 (RFC 2231/RFC 5987)

                $filename = 'filename="'.$filenameEncoded.'"';

            } elseif (strpos($ua, 'Chrome') === false && strpos($ua, 'Safari') !== false && preg_match('#Version/[3-5]#', $ua)) { // Safari < 6

                $filename = 'filename="'.str_replace('"', '', $file['name']).'"';

            } else { // RFC 6266 (RFC 2231/RFC 5987)

                $filename = 'filename*=UTF-8\'\''.$filenameEncoded;

            }

        }

        $result = [

            'volume' => $volume,