Ejemplo n.º 1
0
// Send get specified user from prompt and actually send it to the target
func Send(ipmsg *goipmsg.IPMSG) {
	userIdx := []string{}
	i := 0
	m := make(map[int]string)
	for k, _ := range Users {
		i++
		fmt.Printf("%d %v\n", i, k)
		userIdx = append(userIdx, strconv.Itoa(i))
		m[i] = k
	}

	chosen := (&prompter.Prompter{
		Choices:    userIdx,
		UseDefault: false,
		Message:    "Choose the user to send message>",
		IgnoreCase: true,
	}).Prompt()
	i, _ = strconv.Atoi(chosen)
	key := m[i]

	promptMessage := fmt.Sprintf("Enter message(to %v)", key)
	message := prompter.Prompt(promptMessage, "")
	cd := Users[key]
	addr := cd.Addr

	cmd := goipmsg.SENDMSG
	cmd.SetOpt(goipmsg.SECRET)
	err := ipmsg.SendMSG(addr, message, cmd)
	if err != nil {
		panic(err)
	}
	fmt.Println("sent SENDMSG")
}
Ejemplo n.º 2
0
// Join sends BR_ENTRY packet to the broadcast address
func Join(ipmsg *goipmsg.IPMSG) {
	addr := brAddr(ipmsg)
	cmd := goipmsg.BR_ENTRY
	cmd.SetOpt(goipmsg.BROADCAST)
	err := ipmsg.SendMSG(addr, ipmsg.Myinfo(), cmd)
	if err != nil {
		panic(err)
	}
	fmt.Println("sent BR_ENTRY")
}
Ejemplo n.º 3
0
func RECEIVE_SENDMSG(cd *goipmsg.ClientData, ipmsg *goipmsg.IPMSG) error {
	sl := append(Messages, cd)
	Messages = sl

	cmd := cd.Command
	if cmd.Get(goipmsg.SENDCHECK) {
		num := cd.PacketNum
		err := ipmsg.SendMSG(cd.Addr, strconv.Itoa(num), goipmsg.RECVMSG)
		return err
	}
	return nil
}
Ejemplo n.º 4
0
// Switchinput dispatches actions via input
func SwitchInput(ipmsg *goipmsg.IPMSG, input string, quit chan string) {
	switch input {
	case "help":
		fmt.Println("usage:")
		fmt.Println("\thelp: show this help.")
		fmt.Println("\tquit: quit this programme.")
		fmt.Println("\tjoin: let others know U.")
		fmt.Println("\tlist: list up users U know.")
		fmt.Println("\tsend: send message to user.")
		fmt.Println("\tread: read received message.")
	case "quit":
		fmt.Println("quitting...")
		ipmsg.Close()
		quit <- "quitting"
	case "join":
		Join(ipmsg)
	case "list":
		List(ipmsg)
	case "send":
		Send(ipmsg)
	case "read":
		Read(ipmsg)
	}
}
Ejemplo n.º 5
0
func RECEIVE_BR_ENTRY(cd *goipmsg.ClientData, ipmsg *goipmsg.IPMSG) error {
	Users[cd.Key()] = cd
	ipmsg.SendMSG(cd.Addr, ipmsg.Myinfo(), goipmsg.ANSENTRY)
	return nil
}