/// <summary>
/// 上传附件
/// </summary>
/// <returns></returns>
public JsonResult UploadAttachment()
{
if (Request.Files == null || Request.Files.Count == 0)
{
return(Json(new { result = false, Message = "请选择要上传的文件！" }, JsonRequestBehavior.AllowGet));
}
HttpPostedFileBase fileData = Request.Files[0];
UploadFileResult resultTemp = new UploadFileResult();
if (fileData != null)
{
try
{
int _limitedFileSize = 10000000;
int.TryParse(ConfigurationManager.AppSettings["LimitedFileSize"], out _limitedFileSize);
if (fileData.ContentLength > _limitedFileSize)
{
return(Json(new { result = false, Message = "上传的文件过大！" }, JsonRequestBehavior.AllowGet));
}
// 文件上传后的保存路径
HttpContext context = System.Web.HttpContext.Current;
string savePath = context.Server.MapPath("~");
string filePath = savePath + ConfigurationManager.AppSettings["UploadTmp"];
if (!Directory.Exists(filePath))
{
Directory.CreateDirectory(filePath);
}
string fileName = Path.GetFileName(fileData.FileName); // 原始文件名称
string fileExtension = Path.GetExtension(fileName); // 文件扩展名
if (CommentHelper.IsAllowUploadFile(fileExtension))
{
string saveName = Guid.NewGuid().ToString() + fileExtension; // TODO 保存文件名称
fileData.SaveAs(filePath + saveName);
string baseDirectory = filePath.Substring(filePath.LastIndexOf('\\', filePath.Length - 2)).Trim('\\');
resultTemp.url = "/" + baseDirectory + saveName; //baseDirectory 以 /结尾
resultTemp.saveName = saveName;
resultTemp.name = fileName;
List <UploadFileResult> array = new List <UploadFileResult>();
array.Add(resultTemp);
return(Json(new { result = true, files = array }));
}
else
{
return(Json(new { result = false, Message = "上传的文件类型不符合！" }, JsonRequestBehavior.AllowGet));
}
}
catch (Exception ex)
{
return(Json(new { result = false, Message = ex.Message }, JsonRequestBehavior.AllowGet));
}
}
else
{
return(Json(new { result = false, Message = "请选择要上传的文件！" }, JsonRequestBehavior.AllowGet));
}
}
