// Go http PostForm 方式檢測用戶是否是作弊用戶
  
  
  
package main
  
  
  

  
  
  
import (
  
  
  
 "crypto/sha1"
  
  
  
 "fmt"
  
  
  
 "net/url"
  
  
  
 "strconv"
  
  
  
 "strings"
  
  
  
 "time"
  
  
  
 "encoding/json"
  
  
  
 "io/ioutil"
  
  
  
 "log"
  
  
  
 "net/http"
  
  
  
)
  
  
  

  
  
  
// 返回的信息
  
  
  
type detectriskResp struct {
  
  
  
 Errno int `json:"errno"`
  
  
  
 Errmsg string `json:"errmsg"`
  
  
  
 RequestId string `json:"request_id"`
  
  
  
 Timestamp int64 `json:"timestamp"`
  
  
  
 Data struct {
  
  
  
 Level string `json:"level"`
  
  
  
 Tag []string `json:"tag"`
  
  
  
 } `json:"data"`
  
  
  
}
  
  
  

  
  
  
func main() {
  
  
  
 // 獲取方式參考文檔中 "post 參數(shù)" 解釋
  
  
  
 xtokenMap := map[string]string{
  
  
  
 "key": "XXX",
  
  
  
 "value": "XXX",
  
  
  
 }
  
  
  
 xtokenByte, err := json.Marshal(xtokenMap)
  
  
  
 if err != nil {
  
  
  
 log.Fatalln(err)
  
  
  
 return
  
  
  
 }
  
  
  
 // 參考 accessToken 獲取文檔；
  
  
  
 accessToken := "xxx" 
  
  
  
 // 小程序 appKey,從 B 端平臺獲??； 
  
  
  
 appKey := "xxxx" 
  
  
  
 // 用戶 ip 
  
  
  
 clientIp := "xxx.xxx.xxx.xxx"
  
  
  
 // 11位明文手機(jī)號 
  
  
  
 phone := "130xxxxxxxx" 
  
  
  
 // 11位明文手機(jī)號 
  
  
  
 useragent := "xxxxxxx" 
  
  
  
 // ev 1 為點(diǎn)擊按鈕獲取，請按照文檔設(shè)置合理的數(shù)值 
  
  
  
 ev := "1" 
  
  
  
 xtoken := string(xtokenByte)
  
  
  
 resp, err := dectectRisk(accessToken, appKey, xtoken, clientIp, ev, useragent, phone)
  
  
  
 fmt.Println(resp, err)
  
  
  
}
  
  
  

  
  
  
// dectectRisk 發(fā)起檢測用戶是否是作弊用戶請求
  
  
  
func dectectRisk(accessToken, appKey, xtoken, clientIp, ev, useragent, phone string) (*detectriskResp, error) {
  
  
  
 urlPath := "https://openapi.baidu.com/rest/2.0/smartapp/detectrisk?access_token=" + accessToken
  
  
  
 h := sha1.New()
  
  
  
 h.Write([]byte(phone))
  
  
  
 phoneSha1 := fmt.Sprintf("%x", h.Sum(nil))
  
  
  
 timeNowStr := strconv.FormatInt(time.Now().Unix(), 10)
  
  
  
 data := make(url.Values)
  
  
  
 data.Add("appkey", appKey)
  
  
  
 data.Add("xtoken", xtoken)
  
  
  
 // 風(fēng)控類型 目前只有 marketing
  
  
  
 data.Add("type", "marketing") 
  
  
  
 data.Add("clientip", clientIp)
  
  
  
 data.Add("ts", timeNowStr)
  
  
  
 data.Add("ev", ev)
  
  
  
 data.Add("useragent", useragent)
  
  
  
 data.Add("phone", phoneSha1)
  
  
  
 resp, err := netPost(urlPath, &data)
  
  
  
 if err != nil {
  
  
  
 log.Println(err)
  
  
  
 return nil, err
  
  
  
 }
  
  
  
 return resp, nil
  
  
  
}
  
  
  

  
  
  
// netPost POST請求,可以按照自己實(shí)際編程環(huán)境替換
  
  
  
func netPost(urlPath string, data *url.Values) (*detectriskResp, error) {
  
  
  
 req, err := http.NewRequest("POST", urlPath, strings.NewReader(data.Encode()))
  
  
  
 req.Header.Add("content-type", "application/x-www-form-urlencoded")
  
  
  
 if err != nil {
  
  
  
 log.Println(err)
  
  
  
 return nil, err
  
  
  
 }
  
  
  
 client := &http.Client{Timeout: 5 * time.Second}
  
  
  
 resp, err := client.Do(req)
  
  
  
 if err != nil || resp.Body == nil {
  
  
  
 log.Println(err)
  
  
  
 return nil, err
  
  
  
 }
  
  
  
 defer resp.Body.Close()
  
  
  
 result, err := ioutil.ReadAll(resp.Body)
  
  
  
 if err != nil {
  
  
  
 log.Println(err)
  
  
  
 return nil, err
  
  
  
 }
  
  
  
 respData := &detectriskResp{}
  
  
  
 err = json.Unmarshal(result, respData)
  
  
  
 if err != nil {
  
  
  
 log.Println(err)
  
  
  
 return nil, err
  
  
  
 }
  
  
  
 return respData, nil
  
  
  
}