asp.net MVC?Kindeditor 圖片、文件上傳所用的Controller

1 [HttpPost, AllowAnonymous] 2 public ActionResult UploadImage() 3 { 4 string savePath = VirtualPaths.ImgDir + "/Upload/"; 5 string saveUrl = "/Upload/"; 6 string fileTypes = "gif,jpg,jpeg,png,bmp"; 7 int maxSize = 1000000; 8 9 var hash = new Hashtable(); 10 11 HttpPostedFileBase file = Request.Files["imgFile"]; 12 if (file == null) 13 { 14 hash = new Hashtable(); 15 hash["error"] = 1; 16 hash["message"] = "請選擇文件"; 17 return Json(hash, "text/html;charset=UTF-8"); 18 } 19 20 string dirPath = savePath; 21 if (!Directory.Exists(dirPath)) 22 { 23 Directory.CreateDirectory(dirPath); 24 } 25 26 string fileName = file.FileName; 27 string fileExt = Path.GetExtension(fileName).ToLower(); 28 29 ArrayList fileTypeList = ArrayList.Adapter(fileTypes.Split(',')); 30 31 if (file.InputStream == null || file.InputStream.Length > maxSize) 32 { 33 hash = new Hashtable(); 34 hash["error"] = 1; 35 hash["message"] = "上傳文件大小超過限制"; 36 return Json(hash, "text/html;charset=UTF-8"); 37 } 38 39 if (string.IsNullOrEmpty(fileExt) || 40 Array.IndexOf(fileTypes.Split(','), fileExt.Substring(1).ToLower()) == -1) 41 { 42 hash = new Hashtable(); 43 hash["error"] = 1; 44 hash["message"] = "上傳文件擴展名是不允許的擴展名"; 45 return Json(hash, "text/html;charset=UTF-8"); 46 } 47 48 string newFileName = DateTime.Now.ToString("yyyyMMddHHmmss_ffff", DateTimeFormatInfo.InvariantInfo) + 49 fileExt; 50 string filePath = dirPath + newFileName; 51 file.SaveAs(filePath); 52 string fileUrl = saveUrl + newFileName; 53 54 hash = new Hashtable(); 55 hash["error"] = 0; 56 hash["url"] = fileUrl; 57 58 return Json(hash, "text/html;charset=UTF-8"); 59 }

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轉載于:https://www.cnblogs.com/baiyunchen/p/4010554.html

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