/
conn.go
97 lines (83 loc) · 1.79 KB
/
conn.go
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// Copyright 2013 Clustertech Limited. All rights reserved.
//
// Author: jackeychen (jackeychen@clustertech.com)
package socket
import (
"encoding/json"
"github.com/gorilla/websocket"
"sync"
)
type Conn struct {
c *websocket.Conn
sessions map[string]interface{}
id string
hub *Hub
send chan []byte
locker *sync.RWMutex
}
func (conn *Conn) Save(key string, data interface{}) {
conn.locker.Lock()
defer conn.locker.Unlock()
conn.sessions[key] = data
}
func (conn *Conn) Get(key string) interface{} {
conn.locker.RLock()
defer conn.locker.RLock()
return conn.sessions[key]
}
func (conn *Conn) ID() string {
return conn.id
}
func (conn *Conn) Release() {
conn.hub.Release(conn)
}
func (conn *Conn) readProcess() {
defer conn.Release()
for {
_, message, err := conn.c.ReadMessage()
if err != nil {
break
}
m := make(map[string]string)
err = json.Unmarshal(message, &m)
if err != nil {
break
}
e := &Event{Name: m["name"], Msg: m["msg"], Conn: conn}
fn, ok := conn.hub.handlers[e.Name]
if ok {
fn(e)
}
}
}
func (conn *Conn) writeProcess() {
defer conn.Release()
for {
select {
case message, ok := <-conn.send:
if !ok {
conn.c.WriteMessage(websocket.CloseMessage, []byte{})
return
}
if err := conn.c.WriteMessage(websocket.TextMessage, message); err != nil {
return
}
}
}
}
func (conn *Conn) Process() {
go conn.readProcess()
conn.writeProcess()
}
func (conn *Conn) Send(e string, msg interface{}) {
m := make(map[string]interface{})
m["name"] = e
m["msg"] = msg
data, _ := json.Marshal(m)
conn.send <- data
}
func (conn *Conn) Broadcast(e string, msg interface{}) {
for _, c := range conn.hub.conns {
c.Send(e, msg)
}
}