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   源码介绍

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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace ImageUpload.Controllers
{
    public class HomeController : Controller
    {
        static string urlPath = string.Empty;
        public HomeController() 
        {
            var applicationPath = VirtualPathUtility.ToAbsolute("~") == "/" ? "" : VirtualPathUtility.ToAbsolute("~");
            urlPath = applicationPath   "/Upload";
        
        }

        public ActionResult Index()
        {
            return View();
        }

        public ActionResult UpLoadProcess(string id, string name, string type, string lastModifiedDate, int size, HttpPostedFileBase file)
        {
            string filePathName = string.Empty;

            string localPath = Path.Combine(HttpRuntime.AppDomainAppPath, "Upload");
            if (Request.Files.Count == 0)
            {
                return Json(new { jsonrpc = 2.0, error = new { code = 102, message = "保存失败" }, id = "id" });
            }

            string ex = Path.GetExtension(file.FileName);
            filePathName = Guid.NewGuid().ToString("N")   ex;
            if (!System.IO.Directory.Exists(localPath))
            {
                System.IO.Directory.CreateDirectory(localPath);
            }
            file.SaveAs(Path.Combine(localPath, filePathName));

            return Json(new
            {
                jsonrpc = "2.0",
                id = id,
                filePath = urlPath   "/"   filePathName
            });
        
        }

    }
}