func NewClient(ws *websocket.Conn, server *Server, name string) *Client {
if ws == nil {
panic("ws cannot be nil")
}
if server == nil {
panic("server cannot be nil")
}
id, err := database.GetUserID(server.db, name)
if err != nil {
log.Println("Error:", err)
return nil
}
ch := make(chan *database.Message, channelBufSize)
doneCh := make(chan bool)
return &Client{id, name, ws, server, ch, doneCh, ""}
}
func Login(db *sql.DB, username, password string) (*UserToken, error) {
var t *UserToken
dbPasswordHash, err := database.GetPasswordHash(db, username)
if err != nil {
if err == sql.ErrNoRows {
return t, ErrUsernameNotFound
}
return t, err
}
err = bcrypt.CompareHashAndPassword(dbPasswordHash, []byte(password))
if err != nil {
if err == bcrypt.ErrMismatchedHashAndPassword {
return t, ErrInvalidPassword
}
return t, err
}
t = NewUserToken()
for selectorExists := true; selectorExists; {
t.Random()
selectorExists, err = database.CheckSelectorExists(db, t.Selector)
if err != nil {
return t, err
}
}
dbToken := t.DBToken()
userID, err := database.GetUserID(db, username)
if err != nil {
return t, err
}
dbToken.UserID = userID
err = database.AddToken(db, dbToken)
if err != nil {
return t, err
}
return t, nil
}