public IActionResult GetCode()
{
var(code, bytes) = VCodeHelper.GenVCode(4);
// code handle logic
System.Console.WriteLine(code);
return(File(bytes, "image/gif"));
}
public ActionResult ShowVCode()
{
VCodeHelper validateCode = new VCodeHelper();
string strCode = validateCode.RandomCode(4);
//把验证码放到session中
Session["VCode"] = strCode;
byte[] imgBytes = validateCode.CreatVCodeImgs(strCode);
return(File(imgBytes, "image/jpeg"));
}
public JsonResult GetVcode(string codeID)
{
if (!string.IsNullOrWhiteSpace(codeID))
{
//CacheHelper.Instance.Remove(codeID);
Session.Remove(codeID);
}
codeID = Guid.NewGuid().ToString("N");
var code = VCodeHelper.GetNumAndStr(4);
var imgdata = VCodeHelper.CreateImage(code);
Session[codeID] = code;
//CacheHelper.Instance.Set(codeID, code);
return(Json(ResponseMessage.GetSucess(new
{
codeID,
imgdata
})));
}
