aboutsummaryrefslogtreecommitdiff
path: root/pkg/tool/path.go
blob: 3c0d2d0278458deeb308fcbdcd737237077fc161 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
// Copyright 2018 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.

package tool

import (
	"strings"
)

// IsSameSiteURLPath returns true if the URL path belongs to the same site, false otherwise.
// False: //url, http://url, /\url
// True: /url
func IsSameSiteURLPath(url string) bool {
	return len(url) >= 2 && url[0] == '/' && url[1] != '/' && url[1] != '\\'
}

// SanitizePath sanitizes user-defined file paths to prevent remote code execution.
func SanitizePath(path string) string {
	return strings.TrimLeft(path, "./")
}