Method ServeHTTP

pine.go:357–395

(w http.ResponseWriter, r *http.Request)

}

func (server *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
	wrappedWriter := &responseWriterWrapper{ResponseWriter: w}

	ctx := &Ctx{
		Server:   server,
		Method:   r.Method,
		BaseURI:  r.URL.Path,
		Request:  r,
		Response: wrappedWriter,
		params:   make(map[string]string),
	}

	handlers, params, found := server.router.Search(r.Method, r.URL.Path)

	if !found && r.Method == MethodOptions {
		// CORS preflight: find handlers registered under any method for this path.
		handlers, params, found = server.router.SearchAnyMethod(r.URL.Path)
	}

	if !found {
		// Check if the path exists under a different method (→ 405).
		if _, _, exists := server.router.SearchAnyMethod(r.URL.Path); exists {
			http.Error(w, "Method Not Allowed", http.StatusMethodNotAllowed)
			return
		}
		http.NotFound(w, r)
		return
	}

	ctx.params = params
	server.limitMaxRequestBodySize(w, r)

	for _, handler := range handlers {
		if err := handler(ctx); err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}
	}
}

func (server *Server) limitMaxRequestBodySize(w http.ResponseWriter, r *http.Request) {
	r.Body = http.MaxBytesReader(w, r.Body, server.config.BodyLimit)