// Copyright 2019 The Gitea Authors. All rights reserved.// SPDX-License-Identifier: MIT package util import (	"net/url"	"path"	"strings") // PathEscapeSegments escapes segments of a path while not escaping forward slashfunc PathEscapeSegments(path string) string {	slice := strings.Split(path, "/")	for index := range slice {		slice[index] = url.PathEscape(slice[index])	}	escapedPath := strings.Join(slice, "/")	return escapedPath} // URLJoin joins url components, like path.Join, but preserving contentsfunc URLJoin(base string, elems ...string) string {	if !strings.HasSuffix(base, "/") {		base += "/"	}	baseURL, err := url.Parse(base)	if err != nil {		return ""	}	joinedPath := path.Join(elems...)	argURL, err := url.Parse(joinedPath)	if err != nil {		return ""	}	joinedURL := baseURL.ResolveReference(argURL).String()	if !baseURL.IsAbs() && !strings.HasPrefix(base, "/") {		return joinedURL[1:] // Removing leading '/' if needed	}	return joinedURL} func SanitizeURL(s string) (string, error) {	u, err := url.Parse(s)	if err != nil {		return "", err	}	u.User = nil	return u.String(), nil}