public IActionResult VerifiyCode()
{
var verificationCode = VerificationCodeUtil.GenerateRandomCode();
var verificationImage = VerificationCodeUtil.GenerateCodeImage(verificationCode);
//验证码存入缓存
RedisServer.Cache.Set($"VerificationCode:{verificationImage.VerificationUUID}", verificationCode, 1800);
var resultData = new
{
VerificationCode = $"data:image/png;base64,{Convert.ToBase64String(verificationImage.CaptchaMemoryStream.ToArray())}",
VerificationUuid = verificationImage.VerificationUUID
};
return(ToResponseJson(ResultModel <object> .Ok(resultData)));
}
public FileContentResult getvImage()
{
string randomcode = VerificationCodeUtil.CreateCode(4);
Session["vcode"] = randomcode;
MemoryStream ms = new MemoryStream();
using (Bitmap map = VerificationCodeUtil.CreateImage(randomcode))
{
//生成图片
map.Save(ms, System.Drawing.Imaging.ImageFormat.Gif);
}
return(File(ms.ToArray(), "image/gif"));
}
public VerificationCode NewCode(Dictionary <string, List <VerificationCode> > codeDict, string phone)
{
VerificationCode code = VerificationCodeUtil.NewCode();
if (codeDict.ContainsKey(phone))
{
List <VerificationCode> codeList = codeDict[phone];
if (codeList == null)
{
codeList = new List <VerificationCode>();
codeDict[phone] = codeList;
}
codeList.Add(code);
}
else
{
List <VerificationCode> codeList = new List <VerificationCode>();
codeList.Add(code);
codeDict.Add(phone, codeList);
}
return(code);
}
public IActionResult VCode()
{
var stream = new VerificationCodeUtil().Create(out var code);
return(File(stream.ToArray(), "image/png"));
}