func gettask(c *gin.Context) (*todo.Todo, *todolist.TodoList, bool) {
u, ok := user.FromContext(c)
if !ok {
ctl.Render403(c)
return nil, nil, false
}
id, err := strconv.Atoi(c.Param("id"))
if err != nil {
ctl.Render404(c)
return nil, nil, false
}
td, ok := todo.Find(uint(id))
if !ok {
ctl.Render404(c)
return nil, nil, false
}
l, ok := todolist.Find(td.TodoListID)
if !ok {
ctl.Render500(c)
return nil, nil, false
}
if u.ID != l.UserID {
ctl.Render403(c)
return nil, nil, false
}
return td, l, true
}
func roomGET(c *gin.Context) {
roomid := c.Param("roomid")
userid := fmt.Sprint(rand.Int31())
c.HTML(200, "chat_room", gin.H{
"roomid": roomid,
"userid": userid,
})
}
func stream(c *gin.Context) {
roomid := c.Param("roomid")
listener := openListener(roomid)
defer closeListener(roomid, listener)
c.Stream(func(w io.Writer) bool {
c.SSEvent("message", <-listener)
return true
})
}
func roomPOST(c *gin.Context) {
roomid := c.Param("roomid")
userid := c.PostForm("user")
message := c.PostForm("message")
room(roomid).Submit(userid + ": " + message)
c.JSON(200, gin.H{
"status": "success",
"message": message,
})
}
func roomGET(c *gin.Context) {
roomid := c.Param("roomid")
nick := c.Query("nick")
if len(nick) < 2 {
nick = ""
}
if len(nick) > 13 {
nick = nick[0:12] + "..."
}
c.HTML(200, "room_login.templ.html", gin.H{
"roomid": roomid,
"nick": nick,
"timestamp": time.Now().Unix(),
})
}
// User возвращает страницу с информацией о пользователе.
// GET /admin/u/:name
func User(c *gin.Context) {
if !assertAccess(c) {
return
}
u, ok := user.Find(c.Param("name"))
if !ok {
ctl.Render404(c)
return
}
u.LoadLists()
for _, i := range u.Lists {
i.LoadTodos()
}
// Шаблон ожидает заполненую структуру пользователя
ctl.RenderHTML(c, "admin_user.tmpl", gin.H{
"User": u,
})
}
func getlist(c *gin.Context) (*todolist.TodoList, bool) {
u, ok := user.FromContext(c)
if !ok {
ctl.Render403(c)
return nil, false
}
id, err := strconv.Atoi(c.Param("id"))
if err != nil {
ctl.Render404(c)
return nil, false
}
l, ok := todolist.Find(uint(id))
if !ok {
ctl.Render404(c)
return nil, false
}
if l.UserID != u.ID {
ctl.Render403(c)
return nil, false
}
return l, true
}
func streamRoom(c *gin.Context) {
roomid := c.Param("roomid")
listener := openListener(roomid)
ticker := time.NewTicker(1 * time.Second)
users.Add("connected", 1)
defer func() {
closeListener(roomid, listener)
ticker.Stop()
users.Add("disconnected", 1)
}()
c.Stream(func(w io.Writer) bool {
select {
case msg := <-listener:
messages.Add("outbound", 1)
c.SSEvent("message", msg)
case <-ticker.C:
c.SSEvent("stats", Stats())
}
return true
})
}
func roomPOST(c *gin.Context) {
roomid := c.Param("roomid")
nick := c.Query("nick")
message := c.PostForm("message")
message = strings.TrimSpace(message)
validMessage := len(message) > 1 && len(message) < 200
validNick := len(nick) > 1 && len(nick) < 14
if !validMessage || !validNick {
c.JSON(400, gin.H{
"status": "failed",
"error": "the message or nickname is too long",
})
return
}
post := gin.H{
"nick": html.EscapeString(nick),
"message": html.EscapeString(message),
}
messages.Add("inbound", 1)
room(roomid).Submit(post)
c.JSON(200, post)
}
func roomDELETE(c *gin.Context) {
roomid := c.Param("roomid")
deleteBroadcast(roomid)
}