我没有收到任何错误，并且消息本身也已收到。不包括附件。
我不经常为该网站编程。该公司要求我添加此内容，这与我从其他指南中获得的信息相去甚远。任何信息被理解！
Index.cshtml：
@using (Html.BeginForm())
{
//Captcha authentication
@Html.AntiForgeryToken()
//Form entry field validation
@Html.ValidationSummary(true)
<div class="row">
<div class="form-group col-lg-4">
@Html.LabelFor(model => model.Name, "Name")<br />
@Html.EditorFor(model => model.Name, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Name)
</div>
<div class="form-group col-lg-4">
@Html.LabelFor(model => model.Email, "Email Address")<br />
@Html.EditorFor(model => model.Email)
@Html.ValidationMessageFor(model => model.Email)
</div>
<div class="form-group col-lg-4">
@Html.LabelFor(model => model.Telephone, "Phone Number")<br />
@Html.EditorFor(model => model.Telephone)
@Html.ValidationMessageFor(model => model.Telephone)
</div>
<div class="clearfix"></div>
<div class="form-group col-lg-12">
@Html.LabelFor(model => model.Comment, "Message")<br />
@Html.TextAreaFor(model => model.Comment, new { @class = "text-boxMessage" })
@Html.ValidationMessageFor(model => model.Comment)
</div>
<div class="form-group col-lg-4">
<input type="file" name="fileUploader"/>
</div>
</div>
<div class="row">
<div class="g-recaptcha" data-sitekey="6Lcvzo0UAAAAAAdAu2zUmDIODBEDTsDvzmgANNdb"></div>
<div class="form-group col-lg-12">
<input class="btn btn-default" type="submit" value="Submit" />
</div>
</div>
}
方法：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.ComponentModel.DataAnnotations;
namespace Mvc4ContactForm.Models
{
public class ContactModels
{
[Required(ErrorMessage="*Required")]
public string Name { get; set; }
[Required(ErrorMessage= "*Required")]
[RegularExpression(@"^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,4}$", ErrorMessage = "Invalid email")]
public string Email { get; set; }
[Required(ErrorMessage = "*Required")]
public string Telephone { get; set; }
[Required(ErrorMessage= "*Required")]
public string Comment { get; set; }
public HttpPostedFileBase FileUploader { get; set; }
}
}
控制器：
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Mail;
using System.Web;
using System.Web.Mvc;
using System.ComponentModel.DataAnnotations;
using Mvc4ContactForm.Models;
namespace correinc.Controllers
{
public class ContactController : Controller
{
public ActionResult Index()
{
return View();
}
[HttpPost]
//For captcha
[ValidateAntiForgeryToken]
public ActionResult Index(ContactModels c)
{
if (ModelState.IsValid)
{
//For captcha
CaptchaResponse response = ValidateCaptcha(Request["g-recaptcha-response"]);
if (response.Success && ModelState.IsValid)
{
//For data to smtp
try
{
MailMessage msg = new MailMessage();
SmtpClient client = new SmtpClient();
MailAddress from = new MailAddress(c.Email.ToString());
System.Text.StringBuilder sb = new System.Text.StringBuilder();
msg.IsBodyHtml = false;
client.Host = "smtp.gmail.com";
client.Port = 587;
client.EnableSsl = true;
client.DeliveryMethod = SmtpDeliveryMethod.Network;
client.Credentials = new System.Net.NetworkCredential("a@b.com", "password");
msg.To.Add("b@b.com");
msg.From = from;
msg.Subject = "Website Contact Form";
sb.Append("Name: " + c.Name);
sb.Append(Environment.NewLine);
sb.Append("Email: " + c.Email);
sb.Append(Environment.NewLine);
sb.Append("Telephone: " + c.Telephone);
sb.Append(Environment.NewLine);
sb.Append("Comments: " + c.Comment);
//Fileuploader
if (c.FileUploader != null)
{
string fileName = Path.GetFileName(c.FileUploader.FileName);
msg.Attachments.Add(new Attachment(c.FileUploader.InputStream, fileName));
}
msg.IsBodyHtml = false;
msg.Body = sb.ToString();
client.Send(msg);
msg.Dispose();
return View("Success");
}
catch (Exception)
{
return View("Error");
}
}
//Captcha
else
{
return Content("Error From Google ReCaptcha : " + response.ErrorMessage[0].ToString());
}
}
return View();
}
//Captcha
public class CaptchaResponse
{
[JsonProperty("success")]
public bool Success
{
get;
set;
}
[JsonProperty("error-codes")]
public List<string> ErrorMessage
{
get;
set;
}
}
public static CaptchaResponse ValidateCaptcha(string response)
{
string secret = System.Web.Configuration.WebConfigurationManager.AppSettings["recaptchaPrivateKey"];
var client = new System.Net.WebClient();
var jsonResult = client.DownloadString(string.Format("https://www.google.com/recaptcha/api/siteverify?secret={0}&response={1}", secret, response));
return JsonConvert.DeserializeObject<CaptchaResponse>(jsonResult.ToString());
}
}
}
答案 0 :(得分：0)
您必须将 enctype 设置为表单属性，以便上传文件。
请使用以下
@using (Html.BeginForm("Index", "Contact", FormMethod.Post, new { enctype = "multipart/form-data" }))
{
....
....
}
请参见此SO线程中的类似讨论。