// Creates a session by creating a new UUID and setting it on cookie and sessions.
func CreateSession(res *http.ResponseWriter, req *http.Request, user User) {
newUuid, err := uuid.NewV4()
sessionId := newUuid.String()
log.LogError(err)
memcache.Store(sessionId, user, req)
createCookie(res, SESSION_ID, sessionId)
}
// Stores the user in memcache and data store
func SaveUser(req *http.Request, u datastore.User) {
// Storing into memcache
err := memcache.Store(u.Email, u, req)
log.LogErrorWithMsg("Cannot store the user into memcache:", err)
// Storing into datastore
err = datastore.Store(req, datastore.KIND_USER, u)
log.LogErrorWithMsg("Cannot store the user into datastore:", err)
}
// Get's user's information from memcache, if it does not exists, it will look into datastore.
func GetUserWithEmail(email string, req *http.Request) datastore.User {
// Getting the data from memcache
var u datastore.User
err := memcache.Retrieve(email, req, &u)
if err != nil {
log.Println("Cannot get the user from memcache", err)
// Getting the user from datastore
u, err = datastore.Retrieve(req, datastore.KIND_USER, email)
if err == nil {
// Trying to store the data into memcache
err := memcache.Store(email, u, req)
log.LogErrorWithMsg("Cannot store the data retreived from datastore into memcache", err)
} else {
log.LogErrorWithMsg("Cannot retreive the data from datastore", err)
}
}
return u
}