易信_微信快递查询(Go语言版).zip

package base import ( "fmt" "net/http" "sort" "strings" "crypto/sha1" "io" "encoding/xml" "time" "io/ioutil" "log" ) const TOKEN = "fshare" type Base struct { token string Resp http.ResponseWriter Req *http.Request } type TextRequestBody struct { XMLName xml.Name `xml:"xml"` ToUserName string FromUserName string CreateTime time.Duration MsgType string Content string MsgId int } func (t *Base) Valid(echostr string) { //fmt.Println(echostr) if t.checkSignature() { //fmt.Println("aaaa") fmt.Fprintf(t.Resp, echostr) } } func (t *Base) checkSignature() bool { t.token = TOKEN timestamp, nonce, signature := t.Req.Form["timestamp"][0], t.Req.Form["nonce"][0], t.Req.Form["signature"][0] var tmpArr = []string{t.token, timestamp, nonce} //fmt.Println(t.Req.Form) sort.Strings(tmpArr) /* //高效做法 buffer := bytes.Buffer for _, v := range tmpArr { buffer.WriteString(v) } tmpStr := buffer.String() fmt.Println(tmpStr) */ tmpStr := strings.Join(tmpArr, " ") //fmt.Println(tmpArr, tmpStr) ts := sha1.New() io.WriteString(ts, tmpStr) tmpStr = fmt.Sprintf("%x",ts.Sum(nil)) //fmt.Println(tmpStr) if signature == tmpStr { return true } return false } func (t *Base) ResponseMsg() { fmt.Fprintf(t.Resp, string(t.parseTextRequest())) } /* 接收的数据 xml 格式 */ func (t *Base) parseTextRequest() *TextRequestBody { body, err := ioutil.ReadAll(t.Req.Body) if err != nil { log.Fatal(err) return nil } fmt.Println(string(body)) requestBody := &TextRequestBody{} xml.Unmarshal(body, requestBody) return requestBody }