演示如何通过 web api 上传文件
WebApiWebFormHost/UploadFileController.cs
/*
* 通过 web api 上传文件
*/ using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Threading.Tasks;
using System.Web.Http; namespace MVC40.Controllers
{
public class UploadFileController : ApiController
{
public async Task<string> Post()
{
// 检查是否是 multipart/form-data
if (!Request.Content.IsMimeMultipartContent("form-data"))
throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType); // 设置上传目录
var provider = new MultipartFormDataStreamProvider(@"c:\\temp"); // 接收数据，并保存文件
var bodyparts = await Request.Content.ReadAsMultipartAsync(provider); string result = "";
// 获取表单数据
result += "formData txtName: " + bodyparts.FormData["txtName"];
result += "<br />"; // 获取文件数据
result += "fileData headers: " + bodyparts.FileData[0].Headers; // 上传文件相关的头信息
result += "<br />";
result += "fileData localFileName: " + bodyparts.FileData[0].LocalFileName; // 文件在服务端的保存地址，需要的话自行 rename 或 move return result;
}
}
}
WebApiWebFormHost/UploadDemo.cshtml
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<title>调用 web api 上传文件的 demo</title>
</head>
<body>
@using (Html.BeginForm("UploadFile", "api", FormMethod.Post, new { enctype = "multipart/form-data" }))
{
<input type="text" id="txtName" name="txtName" value="webabcd" />
<div>please select a file</div>
<input name="data" type="file" multiple />
<input type="submit" />
}
</body>
</html>