100 lines
2.7 KiB
Go
100 lines
2.7 KiB
Go
package utils
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import (
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"crypto/hmac"
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"crypto/rand"
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"crypto/sha256"
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"encoding/base64"
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"encoding/hex"
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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/google/uuid"
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"github.com/sirupsen/logrus"
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)
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var (
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log = logrus.New()
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client = &http.Client{}
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)
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const (
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endpointURL = "https://dev.microsofttranslator.com/apps/endpoint?api-version=1.0"
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userAgent = "okhttp/4.5.0"
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clientVersion = "4.0.530a 5fe1dc6c"
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homeGeographicRegion = "zh-Hans-CN"
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voiceDecodeKey = "oik6PdDdMnOXemTbwvMn9de/h9lFnfBaCWbGMMZqqoSaQaqUOqjVGm5NqsmjcBI1x+sS9ugjB55HEJWRiFXYFw=="
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)
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func generateUserID() string {
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// 创建一个字节切片来存储随机数据
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bytes := make([]byte, 8) // 8 字节 = 64 位 = 16 位十六进制字符串
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_, err := rand.Read(bytes)
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if err != nil {
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return ""
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}
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// 将字节切片转换为十六进制字符串
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userID := hex.EncodeToString(bytes)
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return userID
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}
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// GetEndpoint 获取语音合成服务的端点信息
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func GetEndpoint() (map[string]interface{}, error) {
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signature := Sign(endpointURL)
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headers := map[string]string{
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"Accept-Language": "zh-Hans",
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"X-ClientVersion": clientVersion,
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"X-UserId": generateUserID(),
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"X-HomeGeographicRegion": homeGeographicRegion,
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"X-ClientTraceId": uuid.New().String(),
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"X-MT-Signature": signature,
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"User-Agent": userAgent,
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"Content-Type": "application/json; charset=utf-8",
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"Content-Length": "0",
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"Accept-Encoding": "gzip",
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}
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req, err := http.NewRequest("POST", endpointURL, nil)
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if err != nil {
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return nil, err
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}
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for k, v := range headers {
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req.Header.Set(k, v)
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}
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resp, err := client.Do(req)
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if err != nil {
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log.Error("failed to do request: ", err)
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return nil, err
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}
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defer resp.Body.Close()
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var result map[string]interface{}
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err = json.NewDecoder(resp.Body).Decode(&result)
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if err != nil {
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return nil, err
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}
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return result, nil
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}
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// Sign 生成签名
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func Sign(urlStr string) string {
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u := strings.Split(urlStr, "://")[1]
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encodedUrl := url.QueryEscape(u)
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uuidStr := strings.ReplaceAll(uuid.New().String(), "-", "")
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formattedDate := strings.ToLower(time.Now().UTC().Format("Mon, 02 Jan 2006 15:04:05")) + "gmt"
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bytesToSign := fmt.Sprintf("MSTranslatorAndroidApp%s%s%s", encodedUrl, formattedDate, uuidStr)
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bytesToSign = strings.ToLower(bytesToSign)
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decode, _ := base64.StdEncoding.DecodeString(voiceDecodeKey)
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hash := hmac.New(sha256.New, decode)
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hash.Write([]byte(bytesToSign))
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secretKey := hash.Sum(nil)
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signBase64 := base64.StdEncoding.EncodeToString(secretKey)
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return fmt.Sprintf("MSTranslatorAndroidApp::%s::%s::%s", signBase64, formattedDate, uuidStr)
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}
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