package telebot import ( "encoding/json" "log" "strconv" "github.com/pkg/errors" ) func (b *Bot) debug(err error) { err = errors.WithStack(err) log.Printf("%+v\n", err) } func (b *Bot) deferDebug() { if r := recover(); r != nil { if err, ok := r.(error); ok { b.debug(err) } else if str, ok := r.(string); ok { b.debug(errors.Errorf("%s", str)) } } } func (b *Bot) runHandler(h HandlerFunc, c Context) { f := func() { defer b.deferDebug() if err := h(c); err != nil { if err != ErrSkip && b.OnError != nil { b.OnError(err, c) } } } if b.synchronous { f() } else { go f() } } func applyMiddleware(h HandlerFunc, middleware ...MiddlewareFunc) HandlerFunc { for i := len(middleware) - 1; i >= 0; i-- { h = middleware[i](h) } return h } // wrapError returns new wrapped telebot-related error. func wrapError(err error) error { return errors.Wrap(err, "telebot") } // extractOk checks given result for error. If result is ok returns nil. // In other cases it extracts API error. If error is not presented // in errors.go, it will be prefixed with `unknown` keyword. func extractOk(data []byte) error { match := errorRx.FindStringSubmatch(string(data)) if match == nil || len(match) < 3 { return nil } desc := match[2] err := ErrByDescription(desc) if err == nil { code, _ := strconv.Atoi(match[1]) err = errors.Errorf("telegram unknown: %s (%d)", desc, code) } return err } // extractMessage extracts common Message result from given data. // Should be called after extractOk or b.Raw() to handle possible errors. func extractMessage(data []byte) (*Message, error) { var resp struct { Result *Message } if err := json.Unmarshal(data, &resp); err != nil { var resp struct { Result bool } if err := json.Unmarshal(data, &resp); err != nil { return nil, wrapError(err) } if resp.Result { return nil, ErrTrueResult } return nil, wrapError(err) } return resp.Result, nil } func extractOptions(how []interface{}) *SendOptions { var opts *SendOptions for _, prop := range how { switch opt := prop.(type) { case *SendOptions: opts = opt.copy() case *ReplyMarkup: if opts == nil { opts = &SendOptions{} } opts.ReplyMarkup = opt.copy() case Option: if opts == nil { opts = &SendOptions{} } switch opt { case NoPreview: opts.DisableWebPagePreview = true case Silent: opts.DisableNotification = true case ForceReply: if opts.ReplyMarkup == nil { opts.ReplyMarkup = &ReplyMarkup{} } opts.ReplyMarkup.ForceReply = true case OneTimeKeyboard: if opts.ReplyMarkup == nil { opts.ReplyMarkup = &ReplyMarkup{} } opts.ReplyMarkup.OneTimeKeyboard = true default: panic("telebot: unsupported flag-option") } case ParseMode: if opts == nil { opts = &SendOptions{} } opts.ParseMode = opt default: panic("telebot: unsupported send-option") } } return opts } func (b *Bot) embedSendOptions(params map[string]string, opt *SendOptions) { if b.parseMode != ModeDefault { params["parse_mode"] = b.parseMode } if opt == nil { return } if opt.ReplyTo != nil && opt.ReplyTo.ID != 0 { params["reply_to_message_id"] = strconv.Itoa(opt.ReplyTo.ID) } if opt.DisableWebPagePreview { params["disable_web_page_preview"] = "true" } if opt.DisableNotification { params["disable_notification"] = "true" } if opt.ParseMode != ModeDefault { params["parse_mode"] = opt.ParseMode } if opt.ReplyMarkup != nil { processButtons(opt.ReplyMarkup.InlineKeyboard) replyMarkup, _ := json.Marshal(opt.ReplyMarkup) params["reply_markup"] = string(replyMarkup) } } func processButtons(keys [][]InlineButton) { if keys == nil || len(keys) < 1 || len(keys[0]) < 1 { return } for i := range keys { for j := range keys[i] { key := &keys[i][j] if key.Unique != "" { // Format: "\f|" data := key.Data if data == "" { key.Data = "\f" + key.Unique } else { key.Data = "\f" + key.Unique + "|" + data } } } } } func embedRights(p map[string]interface{}, rights Rights) { data, _ := json.Marshal(rights) _ = json.Unmarshal(data, &p) } func thumbnailToFilemap(thumb *Photo) map[string]File { if thumb != nil { return map[string]File{"thumb": thumb.File} } return nil } func isUserInList(user *User, list []User) bool { for _, user2 := range list { if user.ID == user2.ID { return true } } return false }