weibo.go

func uploadWeibo(fn string) ([]byte, error) {
	file, err := os.Open(fn)
	if err != nil {
		return nil, err
	}
	defer file.Close()

	body := &bytes.Buffer{}
	writer := multipart.NewWriter(body)

	writer.WriteField("app", "miniblog")
	writer.WriteField("token", "I-Love-You")
	writer.WriteField("s", "json")
	writer.WriteField("rotate", "0")
	writer.WriteField("logo", "1")
	writer.WriteField("nick", "")
	writer.WriteField("url", "")
	writer.WriteField("cb", "")

	part, err := writer.CreateFormFile("pic1", filepath.Base(fn))
	if err != nil {
		return nil, err
	}

	_, err = io.Copy(part, file)
	if err != nil {
		return nil, err
	}

	err = writer.Close()
	if err != nil {
		return nil, err
	}

	req, err := http.NewRequest("POST", `http://picupload.service.weibo.com/interface/pic_upload.php?&mime=image%2Fjpeg&url=0&markpos=1&logo=&nick=0&marks=1&app=miniblog`, body)

	req.Header.Add("Content-Type", writer.FormDataContentType())
	req.Header.Add("Cookie", `SUB=`+*subFlag+";")
	req.Header.Add("User-Agent", `Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36`)
	req.Header.Add("Host", "picupload.service.weibo.com")
	req.Header.Add("Origin", "http://picupload.service.weibo.com")
	req.Header.Add("Referer", "http://picupload.service.weibo.com/interface/")

	client := http.Client{Timeout: 10 * time.Second}
	resp, err := client.Do(req)
	if err != nil {
		return nil, err
	}

	buf, _ := ioutil.ReadAll(resp.Body)
	resp.Body.Close()
	return buf, err
}