forgejo/routers/common/redirect.go
Gusted 2457f5ff22 chore: branding import path (#7337)
- Massive replacement of changing `code.gitea.io/gitea` to `forgejo.org`.
- Resolves forgejo/discussions#258

Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7337
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Reviewed-by: Michael Kriese <michael.kriese@gmx.de>
Reviewed-by: Beowulf <beowulf@beocode.eu>
Reviewed-by: Panagiotis "Ivory" Vasilopoulos <git@n0toose.net>
Co-authored-by: Gusted <postmaster@gusted.xyz>
Co-committed-by: Gusted <postmaster@gusted.xyz>
2025-03-27 19:40:14 +00:00

26 lines
1 KiB
Go

// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package common
import (
"net/http"
"forgejo.org/modules/httplib"
)
// FetchRedirectDelegate helps the "fetch" requests to redirect to the correct location
func FetchRedirectDelegate(resp http.ResponseWriter, req *http.Request) {
// When use "fetch" to post requests and the response is a redirect, browser's "location.href = uri" has limitations.
// 1. change "location" from old "/foo" to new "/foo#hash", the browser will not reload the page.
// 2. when use "window.reload()", the hash is not respected, the newly loaded page won't scroll to the hash target.
// The typical page is "issue comment" page. The backend responds "/owner/repo/issues/1#comment-2",
// then frontend needs this delegate to redirect to the new location with hash correctly.
redirect := req.PostFormValue("redirect")
if httplib.IsRiskyRedirectURL(redirect) {
resp.WriteHeader(http.StatusBadRequest)
return
}
resp.Header().Add("Location", redirect)
resp.WriteHeader(http.StatusSeeOther)
}