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1package knotserver
2
3import (
4 "net/http"
5 "os"
6 "path/filepath"
7
8 "github.com/bluesky-social/indigo/atproto/syntax"
9 securejoin "github.com/cyphar/filepath-securejoin"
10 "github.com/go-chi/chi/v5"
11)
12
13func didPath(r *http.Request) string {
14 did := chi.URLParam(r, "did")
15 name := chi.URLParam(r, "name")
16 path, _ := securejoin.SecureJoin(did, name)
17 filepath.Clean(path)
18 return path
19}
20
21func getDescription(path string) (desc string) {
22 db, err := os.ReadFile(filepath.Join(path, "description"))
23 if err == nil {
24 desc = string(db)
25 } else {
26 desc = ""
27 }
28 return
29}
30func setContentDisposition(w http.ResponseWriter, name string) {
31 h := "inline; filename=\"" + name + "\""
32 w.Header().Add("Content-Disposition", h)
33}
34
35func setGZipMIME(w http.ResponseWriter) {
36 setMIME(w, "application/gzip")
37}
38
39func setMIME(w http.ResponseWriter, mime string) {
40 w.Header().Add("Content-Type", mime)
41}
42
43var TIDClock = syntax.NewTIDClock(0)
44
45func TID() string {
46 return TIDClock.Next().String()
47}