/// <summary>
/// 对比验证信息
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public bool ConfirmVcStr(string str)
{
string _VcWxCode = UtilityFun.GetCookie("_vcKey", false);
str = UtilityCryptography.AESDecrypt(str);
return(string.Equals(_VcWxCode, str, StringComparison.CurrentCultureIgnoreCase));
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
string _VcCharCookieKey = UtilityFun.ReqStr("vcCharCookieKey", "");
if (_VcCharCookieKey != "")
{
_VcCharCookieKey = UtilityCryptography.AESDecrypt(_VcCharCookieKey); //得到 _vcWxCodeChar12060600
int width = UtilityFun.ReqNum("width", 178);
int height = UtilityFun.ReqNum("height", 136);
string _VcChar = Session[_VcCharCookieKey].ToString();
if (string.IsNullOrEmpty(_VcChar))
{
HttpContext.Current.Response.ContentType = "text/html";
HttpContext.Current.Response.Write("error1.");
HttpContext.Current.Response.End();
}
MemoryStream ms;
List <Position> list;
Position _Selected;
Draw _Draw = new Draw();
//这里还需要向couchBase里存一次，存验证码具体的字符和位置
_Draw.DrawVc(width, height, false, _VcChar, out ms, out list, out _Selected);
if (_Selected != null && _Selected.ChineseChar != "")
{
new VcBLL().SetVcCodeAuth(_Selected);
HttpContext.Current.Response.ContentType = "image/png";
HttpContext.Current.Response.BinaryWrite(ms.ToArray());
HttpContext.Current.Response.End();
}
else
{
HttpContext.Current.Response.ContentType = "text/html";
HttpContext.Current.Response.Write("error1.");
HttpContext.Current.Response.End();
}
}
else
{
HttpContext.Current.Response.ContentType = "text/html";
HttpContext.Current.Response.Write("error2.");
HttpContext.Current.Response.End();
}
}
catch
{
HttpContext.Current.Response.ContentType = "text/html";
HttpContext.Current.Response.Write("error3.");
HttpContext.Current.Response.End();
}
}
public string GetResult()
{
string _Result = "\"code\":-3";
string _Action = UtilityFun.ReqStrSQL("action", "");
//是否get方式请求
bool _IsGet = true;
//是否通过http请求
bool _IsHttp = false;
switch (_Action)
{
#region 获取已请求的验证码次数
case "getVcCodeReqTimes":
try
{
string _Username = UtilityFun.ReqStr("username", ""); // 15802794545
string _Key = UtilityCryptography.Encrypt(_Username, 2);
if (string.IsNullOrEmpty(_Key))
{
_Result = "\"state\":0"; //
}
else
{
//int _ReqTimes = RequestLimit.CheckVcCodeRequestTimes( _Key );
//_Result = GetJsonStr( _ReqTimes >= BLLVar.VcCodeLimitTimes - 1 ? 1 : 0 );
}
}
catch (Exception)
{
_Result = "\"state\":-2";
}
break;
#endregion
#region 新版验证码,获取一个字符
case "getVcChar":
#region
try
{
string _Key = UtilityFun.ReqStrSQL("key", "");
string _IsCheck = UtilityFun.ReqStrSQL("ischeck", ""); //这个参数在注册功能没用上，后续观望
if (_Key != "" && (UtilityFun.IsMobile(_Key) || UtilityFun.IsEmail(_Key)))
{
//存入couchbase
string couchBasekey = UtilityCryptography.Encrypt(_Key, 2);
int reqTimes = 1;//RequestLimit.CheckVcCodeRequestTimes( couchBasekey );
if (reqTimes >= 2)
{
_Result = GetJsonStr(1);
}
else
{
if (_IsCheck == "1")
{
_Result = GetJsonStr(0, 0, "");
}
else
{
string _VcChar = Text.GetVcChar();
string _VcCharCookieKey = "_vcWxCodeChar" + DateTime.Now.ToString("ssffffff");
//CouchBaseClient _Couch = new CouchBaseClient( 2 );
//_Couch.SetObject( _VcCharCookieKey, _VcChar, 10 * 60 * 1000d );
UtilityFun.SetCookie(_VcCharCookieKey, _VcChar, "", 10, false);
//写入cookie
UtilityFun.SetCookie("_vcKey", couchBasekey, "", 10, false);
string _EncrypedVcCharCookieKey = UtilityCryptography.AESEncrypt(_VcCharCookieKey);
_Result = string.Format("\"state\":{0},\"str\":\"{1}\",\"vcChar\":\"{2}\"", 0, _EncrypedVcCharCookieKey, _VcChar);
}
}
}
else
{
_Result = GetJsonStr(2);
}
}
catch (Exception)
{
_Result = "\"state\":-2";
}
#endregion
break;
#endregion
#region 图形验证码的比较
case "VcCompare":
try
{
string _Key = UtilityFun.GetCookie("_vcKey", false);
if (!string.IsNullOrEmpty(_Key))
{
int reqTimes = 1; //RequestLimit.CheckVcCodeRequestTimes( _Key );
if (reqTimes >= 2)
{
_Result = GetJsonStr(1, 0); //超出请求次数限制
}
else
{
double x = double.Parse(UtilityFun.ReqStrSQL("x", "0"));
double y = double.Parse(UtilityFun.ReqStrSQL("y", "0"));
int fontSize = UtilityFun.ToInt32(ConfigurationManager.AppSettings["VcCodeFontSize"]);
fontSize = fontSize <= 0 ? 1 : fontSize;
Position p = new Position
{
XDis = x,
YDis = y
};
bool confirmResult = new VcBLL().ConfirmVcCodeAuth(p, fontSize);
//using ( VcBLL _IBL = new VcBLL() )
//{
// confirmResult = new VcBLL().ConfirmVcCodeAuth( p, fontSize );
//}
//if ( confirmResult )
//{
// RequestLimit.UpdateVcCodeRequestTimes( _Key, 0 );
//}
//else
//{
// RequestLimit.UpdateVcCodeRequestTimes( _Key, BLLVar.VcCodeOverTimes * 60 * 1000d );
//}
//AESEncrypt(_Key),对md5字符串再次进行AES加密，没有问题。
_Result = confirmResult ?
GetJsonStr(0, 0, UtilityCryptography.AESEncrypt(_Key))
: GetJsonStr(1, 1, ""); //点击位置错误
}
}
else
{
_Result = GetJsonStr(2);
}
}
catch
{
_Result = GetJsonStr(-2);
}
break;
#endregion
}
//设置过小压缩后反会增大
if (_Result.Length < 120)
{
UtilityFun.SetUnZip();
}
if (_IsHttp)
{
return(_Result);
}
return(_IsGet ? Exit(_Result) : "{" + _Result + "}");
}
