// SPDX-License-Identifier: Unlicense OR MIT
package main
import (
"fmt"
"log"
"net/http"
"os"
"strings"
)
func main() {
http.HandleFunc("/", vanityHandler)
port := os.Getenv("PORT")
if port == "" {
port = "8080"
}
log.Fatal(http.ListenAndServe(fmt.Sprintf(":%s", port), nil))
}
// vanityHandler serves git location meta headers for the go tool.
func vanityHandler(w http.ResponseWriter, r *http.Request) {
if www := "www."; strings.HasPrefix(r.URL.Host, www) {
r.URL.Host = r.URL.Host[len(www):]
http.Redirect(w, r, r.URL.String(), http.StatusMovedPermanently)
return
}
if r.URL.Query().Get("go-get") == "1" {
fmt.Fprintf(w, `
`)
return
}
p := r.URL.Path
switch {
case p == "/":
http.Redirect(w, r, "https://git.sr.ht/~eliasnaur/gio", http.StatusFound)
case strings.HasPrefix(p, "/cmd"), strings.HasPrefix(p, "/ui"), strings.HasPrefix(p, "/apps"):
http.Redirect(w, r, "https://godoc.org/gioui.org"+p, http.StatusFound)
default:
http.NotFound(w, r)
}
}