/// <summary>
/// 获取验证码
/// </summary>
public ActionResult CheckCode()
{
var yzm = new YzmHelper();
yzm.CreateImage();
var code = yzm.Text;
Session["ValidateCode"] = code;
Bitmap img = yzm.Image;
MemoryStream ms = new MemoryStream();
img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
return(File(ms.ToArray(), @"image/jpeg"));
}
public IActionResult GetVerifyCodeAsync()
{
var response = new Response <Object>();
try {
YzmHelper yzm = new YzmHelper(RandType.Letters, 6, 20, 36);
yzm.CreateImage();
HttpContext.Session.SetString("VerifyCode", yzm.Text);
response.Code = true;
response.Data = yzm.CreateBase64String();
}
catch (Exception ex) {
}
return(response.ToHttpResponse());
}
public ResponseBaseModel <dynamic> CheckCodeBaseStr(string token)
{
var yzm = new YzmHelper();
yzm.CreateImage();
var code = yzm.Text;
Bitmap img = yzm.Image;
MemoryStream ms = new MemoryStream();
img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
string str = Convert.ToBase64String(ms.ToArray());
RedisCacheHelper.Remove(RedisCacheKey.AuthCheckCodeKey + token);
RedisCacheHelper.AddSet(RedisCacheKey.AuthCheckCodeKey + token, code, DateTime.Now.AddMinutes(3));
return(new ResponseBaseModel <dynamic> {
ResultCode = ResponceCodeEnum.Success, Message = "", Data = "data:image/png;base64," + str
});
}