58 lines
1.4 KiB
Go
58 lines
1.4 KiB
Go
package repository
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"net/url"
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"strings"
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"time"
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"github.com/Wei-Shaw/sub2api/internal/service"
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)
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const turnstileVerifyURL = "https://challenges.cloudflare.com/turnstile/v0/siteverify"
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type turnstileVerifier struct {
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httpClient *http.Client
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verifyURL string
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}
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func NewTurnstileVerifier() service.TurnstileVerifier {
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return &turnstileVerifier{
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httpClient: &http.Client{
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Timeout: 10 * time.Second,
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},
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verifyURL: turnstileVerifyURL,
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}
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}
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func (v *turnstileVerifier) VerifyToken(ctx context.Context, secretKey, token, remoteIP string) (*service.TurnstileVerifyResponse, error) {
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formData := url.Values{}
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formData.Set("secret", secretKey)
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formData.Set("response", token)
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if remoteIP != "" {
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formData.Set("remoteip", remoteIP)
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}
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req, err := http.NewRequestWithContext(ctx, http.MethodPost, v.verifyURL, strings.NewReader(formData.Encode()))
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if err != nil {
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return nil, fmt.Errorf("create request: %w", err)
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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resp, err := v.httpClient.Do(req)
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if err != nil {
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return nil, fmt.Errorf("send request: %w", err)
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}
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defer func() { _ = resp.Body.Close() }()
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var result service.TurnstileVerifyResponse
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if err := json.NewDecoder(resp.Body).Decode(&result); err != nil {
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return nil, fmt.Errorf("decode response: %w", err)
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}
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return &result, nil
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}
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