示例#1
0
func main() {
	var (
		err     error
		client  *twittergo.Client
		req     *http.Request
		resp    *twittergo.APIResponse
		results *twittergo.SearchResults
		args    *Args
		i       int
	)
	args = parseArgs()
	if client, err = LoadCredentials(); err != nil {
		fmt.Printf("Could not parse CREDENTIALS file: %v\n", err)
		os.Exit(1)
	}
	query := url.Values{}
	query.Set("q", args.Query)
	if args.ResultType != "" {
		query.Set("result_type", args.ResultType)
	}
	i = 1
	for {
		url := fmt.Sprintf("/1.1/search/tweets.json?%v", query.Encode())
		req, err = http.NewRequest("GET", url, nil)
		if err != nil {
			fmt.Printf("Could not parse request: %v\n", err)
			break
		}
		resp, err = client.SendRequest(req)
		if err != nil {
			fmt.Printf("Could not send request: %v\n", err)
			break
		}
		results = &twittergo.SearchResults{}
		if err = resp.Parse(results); err != nil {
			if rle, ok := err.(twittergo.RateLimitError); ok {
				dur := rle.Reset.Sub(time.Now()) + time.Second
				if dur < MINWAIT {
					// Don't wait less than minwait.
					dur = MINWAIT
				}
				msg := "Rate limited. Reset at %v. Waiting for %v\n"
				fmt.Printf(msg, rle.Reset, dur)
				time.Sleep(dur)
				continue // Retry request.
			} else {
				fmt.Printf("Problem parsing response: %v\n", err)
				break
			}
		}
		fmt.Printf("\n")
		for _, tweet := range results.Statuses() {
			user := tweet.User()
			fmt.Printf("%v.) %v\n", i, tweet.Text())
			fmt.Printf("From %v (@%v) ", user.Name(), user.ScreenName())
			fmt.Printf("at %v\n\n", tweet.CreatedAt().Format(time.RFC1123))
			i += 1
		}
		if query, err = results.NextQuery(); err != nil {
			fmt.Printf("No next query: %v\n", err)
			break
		}
		if resp.HasRateLimit() {
			fmt.Printf("Rate limit:           %v\n", resp.RateLimit())
			fmt.Printf("Rate limit remaining: %v\n", resp.RateLimitRemaining())
			fmt.Printf("Rate limit reset:     %v\n", resp.RateLimitReset())
		} else {
			fmt.Printf("Could not parse rate limit from response.\n")
		}
	}
}