offline-twitter/scraper/guest_token.go

58 lines
1.3 KiB
Go

package scraper
import (
"encoding/json"
"fmt"
"io"
"net/http"
"time"
)
type GuestTokenResponse struct {
Token string `json:"guest_token"`
RefreshedAt time.Time
}
var guestToken GuestTokenResponse
func GetGuestToken() (string, error) {
if time.Since(guestToken.RefreshedAt).Hours() < 1 {
return guestToken.Token, nil
}
client := &http.Client{Timeout: 10 * time.Second}
req, err := http.NewRequest("POST", "https://api.twitter.com/1.1/guest/activate.json", nil)
if err != nil {
return "", fmt.Errorf("Error initializing HTTP request:\n %w", err)
}
req.Header.Set("Authorization", "Bearer "+BEARER_TOKEN)
resp, err := client.Do(req)
if err != nil {
return "", fmt.Errorf("Error executing HTTP request:\n %w", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
content, err := io.ReadAll(resp.Body)
if err != nil {
panic(err)
}
return "", fmt.Errorf("HTTP %s: %s", resp.Status, content)
}
body, err := io.ReadAll(resp.Body)
if err != nil {
return "", fmt.Errorf("Error reading HTTP response body:\n %w", err)
}
err = json.Unmarshal(body, &guestToken)
if err != nil {
return "", fmt.Errorf("Error parsing API response:\n %w", err)
}
guestToken.RefreshedAt = time.Now()
return guestToken.Token, nil
}