问题描述
我正在尝试在我的 MVC 4 应用程序的用户注册页面中添加 recaptcha。我已经通过 nuget 包控制台添加了 recaptcha v3。但是,在尝试将其添加到视图中时出现错误。
当我尝试使用 @using 指令添加 recaptcha 时,我收到无法找到命名空间的错误。相同的命名空间在控制器中运行良好,但在视图中运行良好。
下面是我的视图代码
@using Recaptcha
@{
Layout = "~/Views/Shared/_Layout.cshtml";
}
@model Insightsv1.Models.UserRegister
<div class="container">
<div class="row">
<div class="container">
<div class="row">
<div class="row font-bold">
<nav aria-label="breadcrumb">
<ol class="breadcrumb">
<li class="breadcrumb-item">Home</li>
<li class="breadcrumb-item"> \ </li>
<li class="breadcrumb-item active" aria-current="page"> User registration</li>
</ol>
</nav>
</div>
</div>
<hr />
<br />
<div class="col-5">
@using (Ajax.BeginForm("UserRegistration","Home",_objAjaxOptions))
{
@Html.AntiForgeryToken()
<div class="row row-no-gutters">
<div class="col">
<span class=".align-items-center">Username: </span>
</div>
<div class="col">
@Html.TextBoxFor(model => model.UserName,new { @class = "form-control col-30",type = "email",required = "",id = "txtUsername",autocomplete = "off",placeholder = "Email address",width = "400px" })
<span class="text-danger"> @Html.ValidationMessageFor(model => model.UserName)</span>
</div>
</div>
<br />
<div class="row">
<div class="col">Firstname: </div>
<div class="col">
@Html.TextBoxFor(model => model.FirstName,id = "txtFirstName",placeholder = "First Name",width = "400px" })
<span class="text-danger">@Html.ValidationMessageFor(model => model.FirstName)</span>
</div>
</div>
<br />
<div class="row">
<div class="col">Lastname: </div>
<div class="col">
@Html.TextBoxFor(model => model.LastName,id = "txtLastName",placeholder = "Last Name",width = "400px" })
<span class="text-danger">@Html.ValidationMessageFor(model => model.LastName)</span>
</div>
</div>
<br />
<div class="row">
<div class="col">Lastname: </div>
<div class="col">
@Html.Raw(Html.GenerateCaptcha("captcha","clean"))
@Html.ValidationMessage("captcha")
</div>
</div>
<br />
<div class="row">
<div class="col"></div>
<div class="col-8">
<input type="submit" value="Register New User" class="btn btn-primary" />
</div>
</div>
}
</div>
<br />
</div>
</div>
</div>
此外,以下行抛出错误,因为 HtmlHelper 不包含 GenerateCaptcha 的定义,并且无法找到接受 HtmlHelper 类型的第一个参数的可访问扩展方法“GenerateCaptcha”。
@Html.Raw(Html.GenerateCaptcha("captcha","clean"))
我已经添加了模型 UserRegister
public string Recaptcha {get;set;}
我不知道为什么我无法获得解决方案。如果有人可以帮助我,那就太好了。除了这个之外,还有其他任何recaptcha的实现吗?
感谢您的帮助。
解决方法
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