/// <summary>
/// 绑定隐藏控件域(防止提交垃圾)
/// </summary>
public void BindHiddenField()
{
if (Settings_Hiddenfields_Enable)
{
//生成认证密钥10位
String VerifyString = WebHelper.leftx(Guid.NewGuid().ToString("N"), Settings_Hiddenfields_VerifyStringLength);
String VerifyEncrypt = CryptionHelper.EncryptString1(VerifyString, Settings_Hiddenfields_EncryptionKey); // CryptionHelper.EncryptString(VerifyString, Settings_Hiddenfields_EncryptionKey);
hfVerifyString.Value = VerifyString;
hfVerifyEncrypt.Value = VerifyEncrypt;
}
}
/// <summary>
/// 下载表单文件
/// </summary>
public void DownLoadFormFile()
{
bool LoginUserDownload = ViewSettingT <bool>("PowerForms_LoginUserDownload", false);
if ((LoginUserDownload && UserInfo.UserID > 0) || !LoginUserDownload)
{
String filepath = WebHelper.GetStringParam(Request, "file", "");
if (!String.IsNullOrEmpty(filepath))
{
try
{
filepath = CryptionHelper.DecryptString(CryptionHelper.Base64Decode(filepath));
if (!String.IsNullOrEmpty(filepath))
{
String FileUrl = MapPath(String.Format("~/Portals/{0}/PowerForms/{1}/{2}", PortalId, ModuleId, filepath));
if (File.Exists(FileUrl))
{
Response.Write(" <script>window.opener=null;window.close(); </script>");
FileSystemUtils.DownloadFile(FileUrl, Path.GetFileName(FileUrl));
}
}
}
catch
{ }
}
}
else
{
String file = WebHelper.GetStringParam(Request, "file", "");
String RedirectFile = String.Format("{0}Resource_Service.aspx?Token=downloadformfile&PortalId={1}&ModuleId={2}&file={3}", ModulePath, PortalId, ModuleId, Server.UrlEncode(file));
Response.Redirect(Globals.NavigateURL(PortalSettings.LoginTabId, "Login", "returnurl=" + Server.UrlEncode(RedirectFile)), false);
//String file = WebHelper.GetStringParam(Request, "file", "");
//String RedirectFile = Globals.NavigateURL("", "a=b","Token=abc","bb=cc", "PortalId="+ PortalId.ToString(), "TabId="+ TabId.ToString(), "ModuleId="+ ModuleId.ToString(), "file="+ Server.UrlEncode(file));// String.Format("{0}Resource_Service.aspx?Token=RedirectFormFile&PortalId={1}&ModuleId={2}&file={3}", ModulePath, PortalId, ModuleId, Server.UrlEncode(file));
//Response.Redirect(Globals.NavigateURL(PortalSettings.LoginTabId, "Login", "returnurl=" + Server.UrlEncode(RedirectFile)),false);
}
}
/// <summary>
/// 验证隐藏域
/// </summary>
/// <returns></returns>
public Boolean VerificationHiddenfields(ref Boolean RepeatSubmitted)
{
Boolean HiddenfieldsVerify = true;
String VerifyEncrypt = WebHelper.GetStringParam(Request, hfVerifyEncrypt.UniqueID, "", false);
String VerifyString = WebHelper.GetStringParam(Request, hfVerifyString.UniqueID, "", false);
if (!String.IsNullOrEmpty(VerifyEncrypt) && !String.IsNullOrEmpty(VerifyString))
{
try
{
String DecryptString = CryptionHelper.DecryptString1(VerifyEncrypt, Settings_Hiddenfields_EncryptionKey);//CryptionHelper.DecryptString(VerifyEncrypt, Settings_Hiddenfields_EncryptionKey);
if (!String.IsNullOrEmpty(DecryptString) && VerifyString == DecryptString)
{
//查询该信息是否为重复提交的
QueryParam qp = new QueryParam();
qp.Where.Add(new SearchParam(DNNGo_PowerForms_Content._.VerifyString, VerifyString, SearchType.Equal));
qp.Where.Add(new SearchParam(DNNGo_PowerForms_Content._.LastTime, xUserTime.UtcTime().AddMinutes(-Settings_Hiddenfields_VerifyIntervalTime), SearchType.GtEqual));
if (DNNGo_PowerForms_Content.FindCount(qp) > 0)
{
RepeatSubmitted = false;
}
}
else
{
HiddenfieldsVerify = false;
}
}
catch
{
HiddenfieldsVerify = false;
}
}
else
{
HiddenfieldsVerify = false;
}
return(HiddenfieldsVerify);
}
