客户端上传代码:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace UpLoadApp
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private async void button1_Click(object sender, EventArgs e)
{
// 创建一个 OpenFileDialog 控件并设置相关属性
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "All Files (*.*)|*.*";
openFileDialog.Multiselect = false;
// 显示文件选择对话框
DialogResult dialogResult = openFileDialog.ShowDialog();
if (dialogResult == DialogResult.OK)
{
string filePath = openFileDialog.FileName;
// 压缩文件
string compressedFilePath = CompressFile(filePath);
// 创建 HttpClient 对象
using (HttpClient client = new HttpClient())
{
// 构建上传请求的 Uri
string uploadUri = "http://localhost:10553/api/Default"; // 替换为你的远程 IIS 服务器地址
// 创建 MultipartFormDataContent 用于封装文件内容
MultipartFormDataContent content = new MultipartFormDataContent();
// 添加压缩后的文件内容到 MultipartFormDataContent
byte[] fileBytes = File.ReadAllBytes(compressedFilePath);
ByteArrayContent fileContent = new ByteArrayContent(fileBytes);
content.Add(fileContent, "file", Path.GetFileName(compressedFilePath));
try
{
// 发送上传请求
HttpResponseMessage response = await client.PostAsync(uploadUri, content);
// 检查响应状态码
if (response.IsSuccessStatusCode)
{
MessageBox.Show("文件上传成功!");
}
else
{
MessageBox.Show("文件上传失败!");
}
}
catch (Exception ex)
{
MessageBox.Show("文件上传失败:" + ex.Message);
}
}
// 删除压缩后的临时文件
File.Delete(compressedFilePath);
}
}
//采用ZIP压缩算法
private string CompressFile(string filePath)
{
string compressedFilePath = Path.Combine(Path.GetDirectoryName(filePath), Path.GetFileNameWithoutExtension(filePath) + ".zip");
using (FileStream originalFileStream = File.OpenRead(filePath))
{
using (FileStream compressedFileStream = File.Create(compressedFilePath))
{
using (GZipStream compressionStream = new GZipStream(compressedFileStream, CompressionMode.Compress))
{
originalFileStream.CopyTo(compressionStream);
}
}
}
return compressedFilePath;
}
}
}
服务端API接收代码:
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Threading.Tasks;
using System.Web.Http;
namespace WebAPI.Controllers
{
public class DefaultController : ApiController
{
private string UploadFolder = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "UploadFolder");
[HttpPost]
public async Task<IHttpActionResult> Post()
{
if (!Request.Content.IsMimeMultipartContent("form-data"))
{
return StatusCode(HttpStatusCode.UnsupportedMediaType);
}
var provider = new MultipartMemoryStreamProvider();
await Request.Content.ReadAsMultipartAsync(provider);
// 创建文件夹(如果尚未存在)
Directory.CreateDirectory(UploadFolder);
foreach (var content in provider.Contents)
{
var fileName = GetFileName(content.Headers);
var fileData = await content.ReadAsByteArrayAsync();
// 将文件保存到本地文件夹中
var filePath = Path.Combine(UploadFolder, fileName);
using (var fileStream = new FileStream(filePath, FileMode.Create))
{
await fileStream.WriteAsync(fileData, 0, fileData.Length);
}
}
return Ok();
}
private string GetFileName(System.Net.Http.Headers.HttpContentHeaders headers)
{
var disposition = headers.ContentDisposition;
var fileName = disposition.FileName.Trim('"');
// 如果 fileName 为空,则可以根据需要生成唯一的文件名
if (string.IsNullOrEmpty(fileName))
{
fileName = Guid.NewGuid().ToString();
}
return fileName;
}
}
}
对应在IIS上部署API,然后客户端上传即可。