forked from Alex13658/SchoolServer
/
logout.go
59 lines (56 loc) · 2.25 KB
/
logout.go
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// logout
package restapi
import (
"encoding/json"
"net/http"
"time"
)
// logOutRequest используется в LogOutHandler
type logOutRequest struct {
Token string `json:"token"`
SystemType int `json:"systemType"`
}
// LogOutHandler обрабатывает удаление сессии клиента и отвязку устройства
func (rest *RestAPI) LogOutHandler(respwr http.ResponseWriter, req *http.Request) {
rest.logger.Info("REST: LogOutHandler called", "IP", req.RemoteAddr)
// Проверка метода запроса
if req.Method != "POST" {
rest.logger.Info("REST: Wrong method", "Method", req.Method, "IP", req.RemoteAddr)
respwr.WriteHeader(http.StatusMethodNotAllowed)
return
}
// Получить существующие имя и объект локальной сессии
sessionName, session := rest.getLocalSession(respwr, req)
if session == nil {
return
}
// Чтение запроса от клиента
var rReq logOutRequest
decoder := json.NewDecoder(req.Body)
err := decoder.Decode(&rReq)
if err != nil {
rest.logger.Info("REST: Malformed request data", "Error", err.Error(), "IP", req.RemoteAddr)
respwr.WriteHeader(http.StatusBadRequest)
status, err := respwr.Write(rest.Errors.MalformedData)
if err != nil {
rest.logger.Error("REST: Error occured when sending response", "Error", err, "Status", status, "IP", req.RemoteAddr)
} else {
rest.logger.Info("REST: Successfully sent response", "IP", req.RemoteAddr)
}
return
}
// Удалить устройство из БД
userName := session.Values["userName"].(string)
schoolID := session.Values["schoolID"].(int)
err = rest.Db.PseudoDeleteDevice(userName, schoolID, rReq.Token, rReq.SystemType)
if err != nil {
rest.logger.Error("REST: Error when deleting device from DB", "Error", err, "userName", userName, "schoolID", schoolID, "token", rReq.Token, "IP", req.RemoteAddr)
}
// Удалить куки
expiration := time.Now().Add(-24 * time.Hour)
cookie := http.Cookie{Name: "sessionName", Value: sessionName, Expires: expiration}
http.SetCookie(respwr, &cookie)
// Отправить ответ клиенту
rest.logger.Info("REST: Successfully logged out", "IP", req.RemoteAddr)
respwr.WriteHeader(http.StatusOK)
}