public void Page_Load(object sender, EventArgs e)
{
if (IsForbidden)
{
return;
}
_vcManager = VcManager.GetInstance();
if (Page.IsPostBack)
{
return;
}
if (!FileConfigManager.Instance.IsFindPassword)
{
PageUtils.RedirectToErrorPage("基于安全考虑，找回密码功能已关闭，如需使用请与管理员联系！");
}
else if (!SmsManager.IsSmsReady())
{
PageUtils.RedirectToErrorPage("短信发送未开启或配置不正确，找回密码功能无法使用，如需使用请与管理员联系！");
}
if (FileConfigManager.Instance.IsValidateCode)
{
LtlValidateCodeImage.Text =
$@"<img id=""imgVerify"" name=""imgVerify"" src=""{PageValidateCode.GetRedirectUrl(_vcManager.GetCookieName())}"" align=""absmiddle"" />";
}
else
{
PhValidateCode.Visible = false;
}
this.LtlPageTitle.Text = "找回密码";
}
public void Page_Load(object sender, EventArgs e)
{
if (IsForbidden)
{
return;
}
_vcManager = VcManager.GetInstance();
if (Page.IsPostBack)
{
return;
}
if (!ConfigManager.SystemConfigInfo.IsAdminFindPassword)
{
PageUtils.RedirectToErrorPage("基于安全考虑，找回密码功能已关闭，如需使用请与管理员联系！");
}
else if (!SmsManager.IsReady() || string.IsNullOrEmpty(ConfigManager.SystemConfigInfo.AdminFindPasswordSmsTplId))
{
PageUtils.RedirectToErrorPage("短信验证码发送功能未开启或配置不正确，找回密码功能无法使用，如需使用请与管理员联系！");
}
LtlValidateCodeImage.Text =
$@"<img id=""imgVerify"" name=""imgVerify"" src=""{PageValidateCode.GetRedirectUrl(_vcManager.GetCookieName())}"" align=""absmiddle"" />";
LtlPageTitle.Text = "找回密码";
}
protected override bool IsAccessable => true; // 设置本页面是否能直接访问 如果为false，则必须管理员登录后才能访问
public void Page_Load(object sender, EventArgs e)
{
if (IsForbidden)
{
return; // 如果无权访问页面，则返回空白页
}
try
{
_vcManager = VcManager.GetInstance(); // 构建验证码实例
if (Page.IsPostBack)
{
return;
}
PhFindPassword.Visible = ConfigManager.SystemConfigInfo.IsFindPassword;
if (Body.IsQueryExists("error")) // 如果url参数error不为空，则把错误信息显示到页面上
{
LtlMessage.Text = GetMessageHtml(Body.GetQueryString("error"));
}
// 判断是否满足系统的黑白名单限制要求，即查看后台是否启用了黑白名单功能，如果启用了判断一下现在访问的IP是否允许访问
if (RestrictionManager.IsVisitAllowed(ConfigManager.SystemConfigInfo.RestrictionType, ConfigManager.Instance.RestrictionBlackList, ConfigManager.Instance.RestrictionWhiteList))
{
PageUtils.DetermineRedirectToInstaller(); // 判断是否需要安装，如果需要则转到安装页面。
if (FileConfigManager.Instance.IsValidateCode) // 根据配置判断是否需要启用验证码
{
LtlValidateCodeImage.Text =
$@"<a href=""javascript:;"" onclick=""$('#imgVerify').attr('src', $('#imgVerify').attr('src') + '&' + new Date().getTime())""><img id=""imgVerify"" name=""imgVerify"" src=""{PageValidateCode.GetRedirectUrl(_vcManager.GetCookieName())}"" align=""absmiddle"" /></a>";
}
else // IP被限制了，不允许访问后台
{
PhValidateCode.Visible = false;
}
}
else
{
Page.Response.Write("<h1>此页面禁止访问.</h1>");
Page.Response.Write($"<p>IP地址：{PageUtils.GetIpAddress()}<br />需要访问此页面请与网站管理员联系开通相关权限.</p>");
Page.Response.End();
}
}
catch
{
// 再次探测是否需要安装或升级
if (AppManager.IsNeedInstall())
{
PageUtils.Redirect("installer/default.aspx");
}
else if (AppManager.IsNeedUpgrade())
{
PageUtils.Redirect("upgrade/default.aspx");
}
else
{
throw;
}
}
}
public void Get(string name)
{
var response = HttpContext.Current.Response;
var code = VcManager.CreateValidateCode();
if (CacheUtils.Exists($"SiteServer.API.Controllers.V1.CaptchaController.{code}"))
{
code = VcManager.CreateValidateCode();
}
CookieUtils.SetCookie("SS-" + name, code, DateTime.Now.AddMinutes(10));
response.BufferOutput = true; //特别注意
response.Cache.SetExpires(DateTime.Now.AddMilliseconds(-1)); //特别注意
response.Cache.SetCacheability(HttpCacheability.NoCache); //特别注意
response.AppendHeader("Pragma", "No-Cache"); //特别注意
response.ContentType = "image/png";
var validateimage = new Bitmap(130, 53, PixelFormat.Format32bppRgb);
var r = new Random();
var colors = Colors[r.Next(0, 5)];
var g = Graphics.FromImage(validateimage);
g.FillRectangle(new SolidBrush(Color.FromArgb(240, 243, 248)), 0, 0, 200, 200); //矩形框
g.DrawString(code, new Font(FontFamily.GenericSerif, 28, FontStyle.Bold | FontStyle.Italic), new SolidBrush(colors), new PointF(14, 3)); //字体/颜色
var random = new Random();
for (var i = 0; i < 25; i++)
{
var x1 = random.Next(validateimage.Width);
var x2 = random.Next(validateimage.Width);
var y1 = random.Next(validateimage.Height);
var y2 = random.Next(validateimage.Height);
g.DrawLine(new Pen(Color.Silver), x1, y1, x2, y2);
}
for (var i = 0; i < 100; i++)
{
var x = random.Next(validateimage.Width);
var y = random.Next(validateimage.Height);
validateimage.SetPixel(x, y, Color.FromArgb(random.Next()));
}
g.Save();
var ms = new MemoryStream();
validateimage.Save(ms, ImageFormat.Png);
response.ClearContent();
response.BinaryWrite(ms.ToArray());
response.End();
}
public void Page_Load(object sender, EventArgs e)
{
if (IsForbidden)
{
return;
}
try
{
_vcManager = VcManager.GetInstance();
if (!Page.IsPostBack)
{
if (Body.IsQueryExists("error"))
{
LtlMessage.Text = GetMessageHtml(Body.GetQueryString("error"));
}
if (RestrictionManager.IsVisitAllowed(ConfigManager.SystemConfigInfo.RestrictionType, ConfigManager.Instance.RestrictionBlackList, ConfigManager.Instance.RestrictionWhiteList))
{
PageUtils.DetermineRedirectToInstaller();
if (FileConfigManager.Instance.IsValidateCode)
{
LtlValidateCodeImage.Text =
$@"<a href=""javascript:;"" onclick=""$('#imgVerify').attr('src', $('#imgVerify').attr('src') + '&' + new Date().getTime())""><img id=""imgVerify"" name=""imgVerify"" src=""{PageValidateCode.GetRedirectUrl(_vcManager.GetCookieName())}"" align=""absmiddle"" /></a>";
}
else
{
PhValidateCode.Visible = false;
}
}
else
{
Page.Response.Write("<h1>此页面禁止访问.</h1>");
Page.Response.Write($"<p>IP地址：{PageUtils.GetIpAddress()}<br />需要访问此页面请与网站管理员联系开通相关权限.</p>");
Page.Response.End();
}
}
}
catch
{
if (AppManager.IsNeedInstall())
{
PageUtils.Redirect("installer/default.aspx");
}
else if (AppManager.IsNeedUpgrade())
{
PageUtils.Redirect("upgrade/default.aspx");
}
else
{
throw;
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
var cookieName = Request.QueryString["cookieName"];
var validateCode = VcManager.CreateValidateCode();
CookieUtils.SetCookie(cookieName, validateCode, DateTime.Now.AddDays(1));
Response.BufferOutput = true; //特别注意
Response.Cache.SetExpires(DateTime.Now.AddMilliseconds(-1)); //特别注意
Response.Cache.SetCacheability(HttpCacheability.NoCache); //特别注意
Response.AppendHeader("Pragma", "No-Cache"); //特别注意
Response.ContentType = "image/png";
ValidateCode(validateCode);
}
protected override bool IsAccessable => true; // 设置本页面是否能直接访问 如果为false，则必须管理员登录后才能访问
public void Page_Load(object sender, EventArgs e)
{
if (IsForbidden)
{
return; // 如果无权访问页面，则返回空白页
}
try
{
_vcManager = VcManager.GetInstance(); // 构建验证码实例
if (Page.IsPostBack)
{
return;
}
PhFindPassword.Visible = ConfigManager.SystemConfigInfo.IsAdminFindPassword;
if (AuthRequest.IsQueryExists("error")) // 如果url参数error不为空，则把错误信息显示到页面上
{
LtlMessage.Text = GetMessageHtml(AuthRequest.GetQueryString("error"));
}
SystemManager.DetermineRedirectToInstaller(); // 判断是否需要安装，如果需要则转到安装页面。
LtlValidateCodeImage.Text =
$@"<a href=""javascript:;"" onclick=""$('#imgVerify').attr('src', $('#imgVerify').attr('src') + '&' + new Date().getTime())""><img id=""imgVerify"" name=""imgVerify"" src=""{PageValidateCode.GetRedirectUrl(_vcManager.GetCookieName())}"" align=""absmiddle"" /></a>";
}
catch
{
// 再次探测是否需要安装或升级
if (SystemManager.IsNeedInstall())
{
PageUtils.Redirect(PageInstaller.GetRedirectUrl());
}
else if (SystemManager.IsNeedUpdate())
{
PageUtils.Redirect(PageSyncDatabase.GetRedirectUrl());
}
else
{
throw;
}
}
}
