ASP.. NET MVC 3表单提交影响RenderAction处理程序
本文关键字:RenderAction 处理 程序 影响 表单提交 NET MVC ASP | 更新日期: 2023-09-27 18:16:37
我有控制用户授权,其中包括表单,两个文本框和提交按钮。这个控件通过RenderAction方法包含在母版页中。我有注册页面(它的视图包括通过RenderBody方法)也与表单。当我从注册表单提交数据时,也会触发登录控件,并调用其处理程序(处理POST数据的控制器方法)。下面可以看到用于授权的控制器方法。如何防止从其他表单提交数据后向登录控件发送POST数据?
[HttpPost]
public RedirectResult LogIn(AuthViewModel authResult)
{
if (ModelState.IsValid)
{
userService.LogInUser(authResult.Login, authResult.Password, Request.UserHostAddress);
}
else
{
TempData["AuthMessage"] = GetValidationMessage();
}
string redirectUrl = "/";
if (Request.UrlReferrer != null)
{
redirectUrl = Request.UrlReferrer.AbsoluteUri.ToString();
}
return Redirect(redirectUrl);
}
[HttpGet]
[ChildActionOnly]
public PartialViewResult LogIn()
{
if (userService.IsUserLoggedIn())
{
User currentUser = userService.GetLoggedInUser();
ViewBag.LoggedInMessage = currentUser.FullName + "(" + currentUser.Login + ")";
}
return PartialView("AuthControl");
}
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<title>@ViewBag.Title</title>
</head>
<body>
<div>
<div id="header">
<div>
<div>
@{Html.RenderPartial("SearchControl");}
</div>
</div>
</div>
<div id="right_menu">
<div>
@{Html.RenderAction("LogIn", "Navigation");}
</div>
@{Html.RenderAction("Menu", "Navigation");}
<div>
@{Html.RenderAction("Index", "Messages");}
</div>
<div>
@{Html.RenderAction("TagCloud", "Navigation");}
</div>
</div>
<div id="main_content">
@RenderBody()
</div>
<div id="footer">
</div>
</div>
</body>
</html>
AuthControl:
@model AuthViewModel
<div class="rounded-corners auth-panel">
@if (ViewBag.LoggedInMessage == null)
{
<div class="auth-container">
@using (Html.BeginForm("LogIn", "Navigation"))
{
<div>
<label for="Login">
Login:
</label>
@Html.TextBoxFor(m => m.Login, new { @class="middle-field"})
</div>
<div>
<label for="Password">
Password:
</label>
@Html.PasswordFor(m => m.Password, new { @class="middle-field"})
</div>
<div class="in-center">
<input type="image" src="@Url.Content("~/Content/Images/submit.png")"/>
</div>
}
</div>
<div class="error-msg">
@if (TempData["AuthMessage"] != null)
{
@Html.Raw(TempData["AuthMessage"].ToString())
}
@Html.ValidationSummary()
</div>
<div class="small-nav-message">
<a href="#" class="registration-link">Registration</a>
</div>
}
</div>
注册页面:
RegistrationViewModel
@{
ViewBag.Title = "Registration";
}
@if (TempData["RegistrationFinished"] == null || !(bool)TempData["RegistrationFinished"])
{
<div class="post content-holder">
<div class="fields-holder">
<div >
<div class="error-msg">
@if (TempData["ValidationMessage"] != null)
{
@Html.Raw(TempData["ValidationMessage"].ToString())
}
</div>
@using (Html.BeginForm())
{
<span>
Email:
</span>
<span>
@Html.TextBoxFor(v => v.Email)
</span>
<span>
Password:
</span>
<span>
@Html.PasswordFor(v => v.Password)
</span>
<input type="submit" value="Register"/>
}
</div>
</div>
</div>
}
else
{
<div>
Activation link was sent to your email.
</div>
}
在Registration视图中,更改
@using (Html.BeginForm())
@using (Html.BeginForm("Index", "Registration"))
在单控制器、单动作场景中,额外的特定路由信息是不需要的,但很明显,路由引擎无法自己弄清楚有多个控制器/动作要路由到哪个控制器/动作。
根据注释编辑:
这是一个路由问题。尝试为您的注册操作添加一个特定的路由。就像
routes.MapRoute(
"Register", // Route name
"{controller}/Index/{registrationResult}", // URL with parameters
new {
controller = "{controller}",
action = "Selector",
registrationResult= UrlParameter.Optional
}
);
'registrationResult'将是post Action中参数的名称。我认为视图模型是如此相似,路由引擎无法区分两者。在默认路由之前添加上面的路由,它应该在提交注册表单时匹配。
为了解决我的问题,我从控制器上下文检查IsChildAction属性。我还必须清除模型状态。
[HttpPost]
public ActionResult LogIn(AuthViewModel authResult)
{
if (!this.ControllerContext.IsChildAction)
{
if (ModelState.IsValid)
{
userService.LogInUser(authResult.Login, authResult.Password, Request.UserHostAddress);
}
else
{
TempData["AuthMessage"] = GetValidationMessage();
}
string redirectUrl = "/";
if (Request.UrlReferrer != null)
{
redirectUrl = Request.UrlReferrer.AbsoluteUri.ToString();
}
return Redirect(redirectUrl);
}
ModelState.Clear();
return PartialView("AuthControl");
}