func echoHandler(session sockjs.Session) {
log.Println("new sockjs session established")
var closedSession = make(chan struct{})
chat.Publish("[info] new participant joined chat")
defer chat.Publish("[info] participant left chat")
go func() {
reader, _ := chat.SubChannel(nil)
for {
select {
case <-closedSession:
return
case msg := <-reader:
if err := session.Send(msg.(string)); err != nil {
return
}
}
}
}()
for {
if msg, err := session.Recv(); err == nil {
chat.Publish(msg)
continue
}
break
}
close(closedSession)
log.Println("sockjs session closed")
}
func authenticate(s sockjs.Session, ctx *context.Context) (*store.Session, error) {
val, err := s.Recv()
if err != nil {
return nil, err
}
var req struct {
Type string
Token string
}
if err := json.Unmarshal([]byte(val), &req); err != nil {
return nil, err
}
if req.Type != typeConnect {
return nil, fmt.Errorf("hub: expected \"connect\" got \"%s\"", req.Type)
}
sess, err := auth.SessionFromToken(ctx, req.Token)
if err != nil {
return nil, err
}
if err := send(s, map[string]string{
"Type": typeConnect,
}); err != nil {
return nil, err
}
return sess, nil
}
func send(s sockjs.Session, data interface{}) error {
b, err := json.Marshal(data)
if err != nil {
return err
}
return s.Send(string(b))
}
func (s *SockJS) Read(session sockjs.Session) {
for {
if raw, err := session.Recv(); err == nil {
s.processMessage(raw, session)
} else {
break
}
}
}
func echoHandler(session sockjs.Session) {
for {
if msg, err := session.Recv(); err == nil {
session.Send(msg)
continue
}
break
}
}
func quoridorHandler(session sockjs.Session) {
for {
if msg, err := session.Recv(); err == nil {
handleMsg(session, msg)
continue
}
break
}
}
func respondError(session sockjs.Session, message string) {
result := cmd.Response{
Status: "error",
Result: message,
}
response, err := json.Marshal(result)
if err != nil {
panic(err)
}
session.Send(string(response))
}
func echoHandler(session sockjs.Session) {
log.Println("new sockjs session established")
for {
if msg, err := session.Recv(); err == nil {
session.Send(msg)
continue
}
break
}
log.Println("sockjs session closed")
}
func (h *hub) leave(s sockjs.Session, user *store.User) {
h.ch <- func() {
us := h.users[user.Id]
if us == nil {
return
}
delete(us.sess, s.ID())
log.Printf("exit: %s", user.Name)
}
}
func wsHandler(session sockjs.Session) {
log.Println("new sockjs session established")
go func() {
reader, _ := broadcaster.SubChannel(nil)
for {
status := <-reader
if err := session.Send(status.(string)); err != nil {
return
}
}
}()
}
func echoHandler(conn sockjs.Session) {
log.Println("New connection created")
for {
if msg, err := conn.Recv(); err != nil {
break
} else {
if err := conn.Send(msg); err != nil {
break
}
}
}
log.Println("Sessionection closed")
}
func (this *Room) AddClient(client sockjs.Session) {
if this.Len() >= this.max {
return
} else if indexOf(this.clients, client) == -1 {
message := "{\"type\":\"userConnected\"}"
this.sendToAll(message)
for i := 0; i < this.Len(); i++ {
client.Send(message)
}
this.clients = append(this.clients, client)
}
}
func (h *hub) enter(s sockjs.Session, user *store.User) {
h.ch <- func() {
us := h.users[user.Id]
if us == nil {
us = &userSession{
user: user,
sess: map[string]sockjs.Session{},
}
h.users[user.Id] = us
}
us.sess[s.ID()] = s
log.Printf("enter: %s", user.Name)
}
}
func Register(session sockjs.Session, oldId string, name string) error {
if player, ok := FindPlayer(oldId); ok {
player.Update(session, session.ID(), name)
fmt.Println("Find an existed player & update it")
return nil
} else {
if p := FindPlayerByName(name); p != nil {
return NewError("The name is already registered!")
}
id := session.ID()
players[id] = &GamePlayer{id, name, 0, &session, nil, nil, nil, false}
fmt.Println("Register as new")
return nil
}
}
func (ws *Ws) Handler(session sockjs.Session) {
for {
if msg, err := session.Recv(); err == nil {
log.Printf("ws: received: %v", msg)
message := map[string]interface{}{}
err = json.Unmarshal([]byte(msg), &message)
if err != nil {
respondError(session, err.Error())
continue
}
command, ok := message["cmd"]
if !ok {
respondError(session, "`cmd` field must be specified!")
continue
}
commandName, ok := command.(string)
if !ok {
respondError(session, "`cmd` must be a string")
continue
}
params, ok := message["params"]
if !ok {
respondError(session, "`params` field must be specified!")
continue
}
paramsMap, ok := params.(map[string]interface{})
if !ok {
respondError(session, "`params` must be an object!")
continue
}
result, err := ws.Run(commandName, paramsMap)
if err != nil {
respondError(session, err.Error())
continue
}
response, err := json.Marshal(result)
if err != nil {
panic(err)
}
session.Send(string(response))
} else {
log.Println(err)
break
}
}
}
func (k *Kite) sockjsHandler(session sockjs.Session) {
defer session.Close(0, "")
// This Client also handles the connected client.
// Since both sides can send/receive messages the client code is reused here.
c := k.NewClient("")
c.session = session
go c.sendHub()
c.wg.Add(1) // with sendHub we added a new listener
k.callOnConnectHandlers(c)
// Run after methods are registered and delegate is set
c.readLoop()
c.callOnDisconnectHandlers()
k.callOnDisconnectHandlers(c)
}
func sockjsHandler(client sockjs.Session) {
//new client connected
for {
if msg, err := client.Recv(); err == nil {
//message received
if strings.HasPrefix(msg, "join") {
room, ok := clientToRooms[client]
if ok {
removeClientFromRoom(room, client)
}
roomId, err := strconv.Atoi(strings.TrimPrefix(msg, "join"))
if err != nil {
continue
}
room, ok = rooms[roomId]
//create new room if not exists
if !ok {
room = ng.NewRoom(roomId, 2)
rooms[roomId] = room
}
clientToRooms[client] = room
room.AddClient(client)
} else if room, ok := clientToRooms[client]; ok {
room.Send(msg, client)
}
} else {
break
}
}
if room, ok := clientToRooms[client]; ok {
removeClientFromRoom(room, client)
}
}
func receiveMessage(session sockjs.Session) {
reader, _ := pub.SubChannel(nil)
for {
select {
case msg, ok := <-reader:
if !ok {
log.Println("channel closed")
return
}
msg = msg.(*socketMessage)
if body, err := json.Marshal(msg); err == nil {
log.Println("message:", string(body))
if err = session.Send(string(body)); err != nil {
log.Println(err)
return
}
}
}
}
}
func echoHandler(session sockjs.Session) {
log.Println("new sockjs session established")
var closedSession = make(chan struct{})
session.Send(session.ID())
go func() {
reader, _ := chat.SubChannel(nil)
for {
select {
case <-closedSession:
return
case msg := <-reader:
if err := session.Send(msg.(string)); err != nil {
return
}
}
}
}()
for {
if msg, err := session.Recv(); err == nil {
data := &WSDataSchema{}
buf := bytes.NewBufferString(msg)
err = json.Unmarshal(buf.Bytes(), data)
if err == nil {
_type := data.Type
_endpoint := data.Endpoint
_id := data.Id
if _type == "container" {
session.Send(_endpoint + _id)
break
}
}
chat.Publish(msg)
//session.Send(msg)
continue
}
break
}
close(closedSession)
log.Println("sockjs session closed")
}
// sockJSHandler called when new client connection comes to SockJS endpoint.
func (app *Application) sockJSHandler(s sockjs.Session) {
c, err := newClient(app, s)
if err != nil {
logger.ERROR.Println(err)
return
}
defer c.clean()
logger.INFO.Printf("new SockJS session established with uid %s\n", c.uid())
for {
if msg, err := s.Recv(); err == nil {
err = c.message([]byte(msg))
if err != nil {
logger.ERROR.Println(err)
s.Close(CloseStatus, "error handling message")
break
}
continue
}
break
}
}
func accessDenied(s sockjs.Session) error {
return s.Close(http.StatusForbidden, http.StatusText(http.StatusForbidden))
}
func closeHandler(conn sockjs.Session) { conn.Close(3000, "Go away!") }
func SendJsonMessage(session sockjs.Session, json string) {
session.Send(json)
}
func Chat(session sockjs.Session) {
glog.Info("Session started")
sessionId := session.ID()
chatSession := &ChatSession{
Id: sessionId,
IsReady: false,
Session: &session,
}
ChatSessions.Set(sessionId, chatSession)
acceptedTypes := &map[string]string{
"image/jpeg": ".jpg",
"image/jpg": ".jpg",
"image/png": ".png",
"image/gif": ".gif",
}
ticker := time.NewTicker(time.Second)
// Not too nice, will be refactored later...
online := func() {
ready, chatting := ChatSessions.GetNumberOfReadyAndChatting()
msg := &ChatMessage{
"event": "online",
"r": ready,
"c": chatting,
}
out, _ := json.Marshal(msg)
body := string(out)
session.Send(body)
}
go func() {
for _ = range ticker.C {
online()
}
}()
online()
for {
if msg, err := session.Recv(); err == nil {
var data ChatMessage
json.Unmarshal([]byte(msg), &data)
switch data["event"] {
case "ready":
ChatReady(sessionId, data["region"].(string))
case "typing":
ChatSessions.Action(func() {
chatSession.Room.BroadcastOthers(sessionId, "typing", strconv.FormatBool(data["typing"].(bool)))
})
case "send":
ChatSessions.Action(func() {
chatSession.Room.BroadcastOthers(sessionId, "message", data["message"].(string))
})
case "exit":
ChatSessions.Action(func() {
glog.Info("Chat session ended")
chatSession.Room.BroadcastOthers(sessionId, "exit", "")
for i, _ := range chatSession.Room.Sessions {
s := chatSession.Room.Sessions[i]
if s != chatSession {
s.Room = nil
}
//s.IsReady = true
}
chatSession.Room = nil
})
case "picture":
glog.Info("Picture received")
ChatSessions.Action(func() {
chatSession.Room.BroadcastOthers(sessionId, "picturebefore", "true")
dataURL, err := dataurl.DecodeString(data["data"].(string))
if err != nil {
glog.Error("Problem decoding file: ", err)
}
filename := helpers.GetRandomString(8)
mt := dataURL.ContentType()
if ext, ok := (*acceptedTypes)[mt]; ok {
err = ioutil.WriteFile(MediaContent+filename+ext, dataURL.Data, 0644)
if err != nil {
glog.Error("Error saving file: ", err)
}
chatSession.Room.BroadcastOthers(sessionId, "picture", data["data"].(string))
}
})
}
continue
}
break
}
ticker.Stop()
ChatSessions.Close(sessionId)
glog.Info("Session closed")
}
func handleMsg(session sockjs.Session, msg string) {
fmt.Println("Message :", msg)
decoder := json.NewDecoder(strings.NewReader(msg))
message := new(Message)
decoder.Decode(message)
if message.Confirm {
fmt.Println("Received confirm message : " + msg + " , from " + session.ID())
return
}
switch message.Cmd {
case CmdCreateGroup:
if player, ok := FindPlayer(session.ID()); ok {
decoder := json.NewDecoder(strings.NewReader(message.Msg))
createInfo := new(CreateGroupMesssage)
decoder.Decode(createInfo)
game := GetGame(createInfo.Game)
if ok, err := player.CreateGroup(game, createInfo.Max, createInfo.AllowSpectator); ok {
SendStructMessage(session, message.Cmd, struct {
ID string `json:"groupId"`
Hoster bool `json:"isHoster"`
OK bool `json:"ok"`
}{ID: player.GroupHosted.ID, Hoster: true, OK: true}, true)
NotifyGroupListToAll()
} else {
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("No user found with id " + session.ID())
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
case CmdJoinGroup:
if player, ok := FindPlayer(session.ID()); ok {
decoder := json.NewDecoder(strings.NewReader(message.Msg))
joinInfo := new(JoinGroupMessage)
decoder.Decode(joinInfo)
if ok, err := player.JoinGroup(joinInfo.GroupId); ok {
SendStructMessage(session, message.Cmd, struct {
ID string `json:"groupId"`
OK bool `json:"ok"`
}{ID: player.GroupJoined.ID, OK: true}, true)
NotifyGroupListToAll()
} else {
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("No user found with id " + session.ID())
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
case CmdExitGroup:
if player, ok := FindPlayer(session.ID()); ok {
decoder := json.NewDecoder(strings.NewReader(message.Msg))
exitInfo := new(ExitGroupMessage)
decoder.Decode(exitInfo)
if ok, err := player.ExitGroup(exitInfo.GroupId); ok {
SendStructMessage(session, message.Cmd, struct {
OK bool `json:"ok"`
}{OK: true}, true)
NotifyGroupListToAll()
} else {
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("No user found with id " + session.ID())
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
case CmdRegister:
decoder := json.NewDecoder(strings.NewReader(message.Msg))
registerInfo := new(RegisterMessage)
decoder.Decode(registerInfo)
if err := Register(session, registerInfo.ID, registerInfo.Name); err == nil {
SendStructMessage(session, message.Cmd, struct {
ID string `json:"id"`
Name string `json:"name"`
OK bool `json:"ok"`
}{session.ID(), registerInfo.Name, true}, true)
NotifyGroupListToAll()
} else {
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
CheckPlayingGame(registerInfo.ID, session.ID())
case CmdStartGame:
if player, ok := FindPlayer(session.ID()); ok {
decoder := json.NewDecoder(strings.NewReader(message.Msg))
startGameMessage := new(StartGameMessage)
decoder.Decode(startGameMessage)
group := player.GroupHosted
if group == nil {
err := NewError("You haven't hosted a group.")
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
if err := StartGame(group, startGameMessage.GroupId); err == nil {
//Notify all player to action
group.NotifyPlayer(message.Cmd, struct {
OK bool `json:"ok"`
}{true})
} else {
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("No user found with id " + session.ID())
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
case CmdGetData:
if player, ok := FindPlayer(session.ID()); ok {
if err := GetDataForPlayer(player); err != nil {
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("No user found with id " + session.ID())
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
case CmdPlayerAction:
if player, ok := FindPlayer(session.ID()); ok {
decoder := json.NewDecoder(strings.NewReader(message.Msg))
dataUpdateMessage := new(DataUpdateMessage)
decoder.Decode(dataUpdateMessage)
if player.GroupJoined != nil {
if err := UpdateData(player, player.GroupJoined, dataUpdateMessage.Action, dataUpdateMessage.Data); err == nil {
SendStructMessage(session, message.Cmd, struct {
OK bool `json:"ok"`
}{true}, true)
} else {
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("You are not playing in the group")
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("No user found with id " + session.ID())
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
case CmdQuitGame:
if player, ok := FindPlayer(session.ID()); ok {
NotifyGroupListToOne(player)
}
case CmdStopGame:
if player, ok := FindPlayer(session.ID()); ok {
if player.GroupHosted != nil {
if player.GroupHosted.Playing {
player.GroupHosted.Playing = false
player.InGame = false
for _, p := range player.GroupHosted.Players {
p.InGame = false
}
player.GroupHosted.NotifyAllExcept(CmdHostStop, "", player)
}
}
NotifyGroupListToOne(player)
}
case CmdGetGameList:
SendStructMessage(session, message.Cmd, GetGameList(), true)
case CmdSpectateGame:
if player, ok := FindPlayer(session.ID()); ok {
decoder := json.NewDecoder(strings.NewReader(message.Msg))
spectInfo := new(SpectateGroupMessage)
decoder.Decode(spectInfo)
if ok, err := player.SpectateGame(spectInfo.GroupId); ok {
player.Index = 5
NotifyGroupListToSpectator(player)
SendStructMessage(session, message.Cmd, struct {
ID string `json:"groupId"`
OK bool `json:"ok"`
}{ID: player.GroupSpectating.ID, OK: true}, true)
} else {
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("No user found with id " + session.ID())
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
case CmdStopSpectating:
if player, ok := FindPlayer(session.ID()); ok {
if player.GroupSpectating != nil {
for i, spectator := range player.GroupSpectating.Spectators {
if player == spectator {
player.GroupSpectating.Spectators = append(player.GroupSpectating.Spectators[:i], player.GroupSpectating.Spectators[i+1:]...)
player.GroupSpectating = nil
player.InGame = false
player.Index = 0
NotifyGroupListToSpectator(player)
return
}
}
err := NewError("Not found the spectator ")
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
} else {
err := NewError("No user found with id " + session.ID())
SendErrorMessage(session, message.Cmd, err.Error(), false, true)
}
}
}