mattermost/wsapi/websocket_handler.go
Ben Schumacher 757dc96461
[MM-37772] Idiomatic naming (URL, URI, API) (#18128)
* s/Url/URL/g & s/Uri/URI/g

* s/Api/API/g
2021-08-16 19:46:44 +02:00

81 lines
2.4 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package wsapi
import (
"net/http"
"github.com/mattermost/mattermost-server/v6/app"
"github.com/mattermost/mattermost-server/v6/model"
"github.com/mattermost/mattermost-server/v6/shared/i18n"
"github.com/mattermost/mattermost-server/v6/shared/mlog"
)
func (api *API) APIWebSocketHandler(wh func(*model.WebSocketRequest) (map[string]interface{}, *model.AppError)) webSocketHandler {
return webSocketHandler{api.App, wh}
}
type webSocketHandler struct {
app *app.App
handlerFunc func(*model.WebSocketRequest) (map[string]interface{}, *model.AppError)
}
func (wh webSocketHandler) ServeWebSocket(conn *app.WebConn, r *model.WebSocketRequest) {
mlog.Debug("Websocket request", mlog.String("action", r.Action))
hub := wh.app.GetHubForUserId(conn.UserId)
if hub == nil {
return
}
session, sessionErr := wh.app.GetSession(conn.GetSessionToken())
defer wh.app.ReturnSessionToPool(session)
if sessionErr != nil {
mlog.Error(
"websocket session error",
mlog.String("action", r.Action),
mlog.Int64("seq", r.Seq),
mlog.String("user_id", conn.UserId),
mlog.String("error_message", sessionErr.SystemMessage(i18n.T)),
mlog.Err(sessionErr),
)
sessionErr.DetailedError = ""
errResp := model.NewWebSocketError(r.Seq, sessionErr)
hub.SendMessage(conn, errResp)
return
}
r.Session = *session
r.T = conn.T
r.Locale = conn.Locale
var data map[string]interface{}
var err *model.AppError
if data, err = wh.handlerFunc(r); err != nil {
mlog.Error(
"websocket request handling error",
mlog.String("action", r.Action),
mlog.Int64("seq", r.Seq),
mlog.String("user_id", conn.UserId),
mlog.String("error_message", err.SystemMessage(i18n.T)),
mlog.Err(err),
)
err.DetailedError = ""
errResp := model.NewWebSocketError(r.Seq, err)
hub.SendMessage(conn, errResp)
return
}
resp := model.NewWebSocketResponse(model.StatusOk, r.Seq, data)
hub.SendMessage(conn, resp)
}
func NewInvalidWebSocketParamError(action string, name string) *model.AppError {
return model.NewAppError("websocket: "+action, "api.websocket_handler.invalid_param.app_error", map[string]interface{}{"Name": name}, "", http.StatusBadRequest)
}
func NewServerBusyWebSocketError(action string) *model.AppError {
return model.NewAppError("websocket: "+action, "api.websocket_handler.server_busy.app_error", nil, "", http.StatusServiceUnavailable)
}