/// <summary>
/// 获取验证码图片
/// </summary>
/// <returns></returns>
public ActionResult GetValidateCode()
{
Common.ValidateCode validateCodeModule = new Common.ValidateCode();
string code = validateCodeModule.CreateValidateCode(6);
OA.Common.SessionOperater.SetValue("ValidateCode", code);
return(File(validateCodeModule.CreateValidateGraphic(code), "image/jpeg"));
}
/// <summary>
/// 验证码
/// </summary>
/// <returns></returns>
public ActionResult ValidateCode()
{
Common.ValidateCode validate = new Common.ValidateCode();
var code = validate.CreateValidateCode(4);
TempData["code"] = code;
return(File(validate.CreateValidateGraphic(code), "image/jpg"));
}
public ActionResult ValidateCode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
byte[] buffer = validateCode.CreateValidateGraphic(code);
return(File(buffer, "image/jpeg"));
}
public void ProcessRequest(HttpContext context)
{
Common.LaomaPager.ShowPageNavigate(1, 1, 1);
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
context.Session["vcode"] = code;
validateCode.CreateValidateGraphic(code, context);
}
public ActionResult ShowValidateCode()
{
Common.ValidateCode vliateCode = new Common.ValidateCode();
string code = vliateCode.CreateValidateCode(4);//产生验证码
Session["validateCode"] = code;
byte[] buffer = vliateCode.CreateValidateGraphic(code);//将验证码画到画布上.
return(File(buffer, "image/jpeg"));
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
Common.ValidateCode code = new Common.ValidateCode();
string yzm = code.CreateValidateCode(4);
context.Session.Add("vcode", yzm);
code.CreateValidateGraphic(yzm);
}
public ActionResult ShowValidateCode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
Session["validateCode"] = code;
byte[] buffer = validateCode.CreateValidateGraphic(code);//把验证码画在画布上并转为Byte字节
return(File(buffer, "image/jpeg"));
}
public ActionResult verification()
{
Common.ValidateCode validate = new Common.ValidateCode();
string code = validate.CreateValidateCode(4).ToUpper();
Session[Utility.globalValue.SESSION_VERIFY_CODE] = code;
Byte[] buffer = validate.CreateValidateGraphic(code);
return(File(buffer, "image/jpeg"));
}
//在一般处理程序中如果要使用Session必须实现.IRequiresSessionState接口.
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
context.Session["validateCode"] = code;
validateCode.CreateValidateGraphic(code, context);
}
//获取验证码
public ActionResult Get()
{
Common.ValidateCode ValidateCode = new Common.ValidateCode();
string code = ValidateCode.CreateValidateCode(4);//生成验证码，传几就是几位验证码
Session["code"] = code;
byte[] buffer = ValidateCode.CreateValidateGraphic(code);//把验证码画到画布
return(File(buffer, "image/jpeg"));
}
/// <summary>
/// 返回验证码图片
/// </summary>
/// <returns>验证码图片</returns>
public ActionResult ShowValidateCode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);//获取验证码.
Session["code_regist"] = code;
byte[] buffer = validateCode.CreateValidateGraphic(code);
return(File(buffer, "image/jpeg"));
}
public void ProcessRequest(HttpContext context)
{
//用来校验用户输入的验证码
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
context.Session["Vcode"] = code;
validateCode.CreateValidateGraphic(code, context);
}
/// <summary>
/// 获取验证码
/// </summary>
/// <returns></returns>
public ActionResult ShowValidateCode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
Session["ValidateCode"] = code;
byte[] codeImgBuffer = validateCode.CreateValidateGraphic(code);
return(File(codeImgBuffer, "image/jpeg"));
}
public ActionResult ShowVcode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string Codestr = validateCode.CreateValidateCode(4);
Session["VCode"] = Codestr;
byte[] img = validateCode.CreateValidateGraphic(Codestr);
return(File(img, @"image/jpeg"));
}
/// <summary>
/// 验证码
/// </summary>
/// <returns></returns>
public ActionResult VerificationCode()
{
ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);//生成验证码.
Session["ValidateCode"] = code;
byte[] buffer = validateCode.CreateValidateGraphic(code);
return(File(buffer, "image/jpeg"));
}
public ActionResult ShowVCode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string strcode = validateCode.CreateValidateCode(5);
Session["validate"] = strcode;
byte[] imagebyte = validateCode.CreateValidateGraphic(strcode);
return(File(imagebyte, @"image/jepg"));
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "image/jpeg";
//生成验证码
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
validateCode.CreateValidateGraphic(code, context);
context.Session["ValidateCode"] = code;
}
/// <summary>
/// 显示验证码
/// </summary>
/// <returns></returns>
public ActionResult ShowValidateCode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);//产生验证码
Session["validateCode"] = code;
var buff = validateCode.CreateValidateGraphic(code);//将验证码画在画布上
return(File(buff, "image/jpeg"));
}
public ActionResult ShowValidateCode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4); //4位数验证码
Session["validateCode"] = code; //将验证码存在Session中
byte[] buffer = validateCode.CreateValidateGraphic(code); //将验证码绘制再画布中
return(File(buffer, "image/jpeg"));
#endregion
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
//context.Response.Write("Hello World");
Common.ValidateCode vc = new Common.ValidateCode();
string code = vc.CreateValidateCode(4);
vc.CreateValidateGraphic(code, context);
HttpContext.Current.Session.Add("ValidateCode", code);
Console.WriteLine(code);
}
private string InitCaptcha()
{
string code = vc.CreateValidateCode(4);
//session
//Session["Captcha"] = code;
//-------
//memcache session
//ms.SetValue<string>(code, "Captcha");
//----------------
//redis session
rs.SetItem <string>("Captcha", code, SessionId);
string imageUrl = Url.Content("~/UserLogin/CreateCaptchaImg?t=" + DateTime.Now.Ticks);
return(String.Format("<img id=\"captchaImg\" src=\"{0}\" />", imageUrl));
}
public ActionResult validateCodeGet()
{
if (!checkRequestHeader(Request))
{
return(Content("forbid!"));
}
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
Session["validateCode"] = code;
byte[] buffer = validateCode.CreateValidateGraphic(code);
string str = "data:image/png;base64," + Convert.ToBase64String(buffer);
return(Json(new
{
base64Image = str
}));
}
////在一般处理程序中如果要使用Session必须实现
//.IRequiresSessionState接口.
//为什么要实现这个接口 实现了这个接口微软 肯定会给你做很多事情
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
Common.ValidateCode validateCode = new Common.ValidateCode();
//验证码有两个内容 一个是验证码的字符 一个验证码的 图片
//每一次请求的时候 这个sessionID的 的用户 key value的值 就会修改
//相对安全。。但是 企业基本的有其他更加 安全的设置
//了解其中的原理就可以 知道如何来使用
string code = validateCode.CreateValidateCode(4);
//什么时候存储数据 什么时候获取数据
//如何区分不同的用户 自动会判断 这个用户SessionID下的数据
//设置session的值。同时会把sessionid 通过cookie asp.net自动设置好
//将sessionid 设置到用户的cookie中
//如果cookie被禁用了 那就要提示了。
context.Session["validateCode"] = code;
validateCode.CreateValidateGraphic(code, context);
//ASP.NET_SessionId=0hda1xnqk3geoavdhrv0yqcq
}
public ActionResult ShowValidateCode()
{
Common.ValidateCode validateCode = new Common.ValidateCode();
string code = validateCode.CreateValidateCode(4);
Session["validateCode"] = code;
byte[] buffer = validateCode.CreateValidateGraphic(code);
return File(buffer, "image/jpeg");
}