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/makiuchi-d/gozxing
// uploadFilefunc uploadFile(c echo.Context) (error, string) {file, err := c.FormFile("qr_code")if err != nil {return err, ""}lastIndex := strings.LastIndex(file.Filename, ".")ext := file.Filename[lastIndex:]ext_list := []string{".png", ".jpg", ".jpeg"}if !utils.In(ext, ext_list) {return errors.New("文件只能是png|jpg|jpeg合适的图片"), ""}if file.Size*2 > MaxFileSize {return errors.New("文件太大，不符合要求"), ""}fi, err := file.Open()if err != nil {return err, ""}defer fi.Close()str := GetPaymentStr(fi).String()return nil, str}// GetPaymentStrfunc GetPaymentStr(fi io.Reader) (paymentCodeUrl *gozxing.Result) {img, _, err := image.Decode(fi)if err != nil {ubzer.HLog.Error("解析二维码出错")}bmp, _ := gozxing.NewBinaryBitmapFromImage(img)qrReader := qrcode.NewQRCodeReader()result, err := qrReader.Decode(bmp, nil)if err != nil {ubzer.HLog.Error("解析二维码出错")}return result}
Go使用qrcode包解析微信和支付宝二维码 生成一个链接（前端拿到链接即可解析成对应的支付二维码）
