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85 lines
1.9 KiB
85 lines
1.9 KiB
package qiniu
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import (
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"crypto/hmac"
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"crypto/sha1"
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"encoding/base64"
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"encoding/json"
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"io/ioutil"
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"math"
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"net/http"
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"strconv"
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"shop-api/global"
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"github.com/pili-engineering/pili-sdk-go.v2/pili"
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)
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// 计算token并加入Header
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func createAuthorization(req *http.Request, reqBody []byte) *http.Request {
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var (
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str string
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hashed []byte
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)
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str = req.Method + " " + req.URL.Path
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if req.URL.RawQuery != "" {
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str += "?" + req.URL.RawQuery
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}
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str += "\nHost: " + req.Host
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if contentType := req.Header.Get("Content-Type"); contentType != "" {
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str += "\nContent-Type: " + contentType
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}
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str += "\n\n"
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if len(reqBody) != 0 {
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str += string(reqBody)
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}
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key := []byte(global.MG_CONFIG.Qiniu.SecretKey)
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mac := hmac.New(sha1.New, key)
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mac.Write([]byte(str))
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hashed = mac.Sum(nil)
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req.Header.Add("Authorization", "Qiniu "+global.MG_CONFIG.Qiniu.AccessKey+":"+base64.URLEncoding.EncodeToString(hashed))
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return req
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}
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func getVideoInfo(url string) (result VideoInfo, err error) {
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resp, err := http.Get(url + "?avinfo")
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if err != nil {
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return
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}
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defer resp.Body.Close()
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resBody, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return
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}
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// fmt.Println(string(resBody))
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global.MG_LOG.Info(string(resBody))
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err = json.Unmarshal(resBody, &result)
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return
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}
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func GetVideoLen(url string) int {
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info, err := getVideoInfo(url)
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if err != nil {
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return 0
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}
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f1, err := strconv.ParseFloat(info.Format.Duration, 64)
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if err != nil {
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return 0
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}
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s1 := strconv.FormatFloat(math.Floor(f1), 'f', -1, 64)
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i, _ := strconv.Atoi(s1)
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return i
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}
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func ReturnUrl2(key, zone, domain string, start, end int64) (string, error) {
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mac := &pili.MAC{AccessKey: global.MG_CONFIG.Qiniu.AccessKey, SecretKey: []byte(global.MG_CONFIG.Qiniu.SecretKey)}
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client := pili.New(mac, nil)
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hub := client.Hub(zone)
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stream := hub.Stream(key)
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fName, err := stream.Save(start, end)
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if err != nil {
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return "", err
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}
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return "http://" + domain + "/" + fName, nil
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}
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