1package routes
 2
 3import (
 4	"net/http"
 5
 6	"gitview/internal/config"
 7)
 8
 9// Checks for gitprotocol-http(5) specific smells; if found, passes
10// the request on to the git http service, else render the web frontend.
11func (d *deps) Multiplex(w http.ResponseWriter, r *http.Request) {
12	path := r.PathValue("rest")
13
14	if r.URL.Query().Get("service") == "git-receive-pack" || path == "git-receive-pack" {
15		w.WriteHeader(http.StatusBadRequest)
16		_, _ = w.Write([]byte("no pushing allowed!"))
17		return
18	}
19
20	switch {
21	case path == "info/refs" &&
22		r.URL.Query().Get("service") == "git-upload-pack" &&
23		r.Method == http.MethodGet:
24		d.InfoRefs(w, r)
25	case path == "git-upload-pack" && r.Method == http.MethodPost:
26		d.UploadPack(w, r)
27	case r.Method == http.MethodGet && path == "":
28		d.RepoIndex(w, r)
29	default:
30		d.Write404(w)
31	}
32}
33
34func Handlers(c *config.Config) *http.ServeMux {
35	mux := http.NewServeMux()
36	d := deps{c}
37
38	mux.HandleFunc("GET /{$}", d.Index)
39	mux.HandleFunc("GET /{name}", d.Multiplex)
40	mux.HandleFunc("POST /{name}", d.Multiplex)
41	mux.HandleFunc("GET /{name}/tree/{ref}/{rest...}", d.RepoTree)
42	mux.HandleFunc("GET /{name}/blob/{ref}/{rest...}", d.FileContent)
43	mux.HandleFunc("GET /{name}/log/{ref}", d.Log)
44	mux.HandleFunc("GET /{name}/archive/{file}", d.Archive)
45	mux.HandleFunc("GET /{name}/commit/{ref}", d.Diff)
46	mux.HandleFunc("GET /{name}/refs/{$}", d.Refs)
47	mux.HandleFunc("GET /{name}/{rest...}", d.Multiplex)
48	mux.HandleFunc("POST /{name}/{rest...}", d.Multiplex)
49
50	// Route static paths separately so nested assets cannot conflict with repository routes.
51	handler := http.NewServeMux()
52	handler.HandleFunc("GET /static/{file...}", d.ServeStatic)
53	handler.Handle("/", mux)
54	return handler
55}