package middleware import ( "net/http" "git.klink.asia/paul/certman/services" ) // RequireLogin is a middleware that checks for a username in the active // session, and redirects to `/login` if no username was found. func RequireLogin(sessions *services.Sessions) func(http.Handler) http.Handler { return func(next http.Handler) http.Handler { fn := func(w http.ResponseWriter, req *http.Request) { if username := sessions.GetUsername(req); username == "" { http.Redirect(w, req, "/login", http.StatusFound) } next.ServeHTTP(w, req) } return http.HandlerFunc(fn) } }