public void uploadFile()
{
//保存的路径
string savePath = SWFUrlOper.GetFormStringParamValue("path");
//旧文件名,方便删除
string oldFileName = SWFUrlOper.GetFormStringParamValue("fn");
//是否需要小图
bool isSmall = SWFUrlOper.GetFormStringParamValue("small").ToLower() == "true" ? true : false;
//是否需要水印
bool isWaterMark = SWFUrlOper.GetFormStringParamValue("wm").ToLower() == "true" ? true : false;
//小图宽度
int smallWidth = SWFUrlOper.GetFormIntParamValue("sw");
//小图高度
int smallHeight = SWFUrlOper.GetFormIntParamValue("sh");
//图片扩展名
string[] imgExtension = new string[] { "jpg", "gif", "png", "bmp" };
//已上传文件的文件名
string nameList = SWFUrlOper.GetFormStringParamValue("data");
try
{
// 获取上传的文件信息
HttpPostedFile file_upload = Request.Files["Filedata"];
string extension = string.Empty;
string fileName = string.Empty;
//bool isImg = false;
if (file_upload.ContentLength > 0)
{
fileName = file_upload.FileName;
if (fileName.IndexOf(".") != -1)
extension = fileName.Substring(fileName.LastIndexOf(".") + 1, fileName.Length - fileName.LastIndexOf(".") - 1).ToLower();
SWFUploadFile uf = new SWFUploadFile();
if (isSmall)
{
uf.SmallPic = true;
uf.MaxWith = smallWidth == 0 ? uf.MaxWith : smallWidth;
uf.MaxHeight = smallHeight == 0 ? uf.MaxHeight : smallHeight;
}
uf.IsWaterMark = isWaterMark;
int state = 0;
string newFileName = uf.SaveFile(file_upload, savePath, oldFileName, ref state);
//0:上传成功. 1:没有选择要上传的文件. 2:上传文件类型不符. 3:上传文件过大 -1:应用程序错误.
int statusCode = 500;
switch (state)
{
case 0:
statusCode = 200;
break;
case 1:
statusCode = 200;
break;
default:
statusCode = 500;
break;
}
List<SWFUploadFileInfo> listufi = new List<SWFUploadFileInfo>();
DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(List<SWFUploadFileInfo>));
if (nameList != string.Empty)
using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(nameList)))
listufi = (List<SWFUploadFileInfo>)serializer.ReadObject(ms);//反序列化
#region 得到图片尺寸
int imgWidth = 0;
int imgHeight = 0;
foreach (string item in imgExtension)
{
if (item == extension && file_upload.InputStream != null)
{
System.Drawing.Image img = System.Drawing.Image.FromStream(file_upload.InputStream);
imgWidth = img.Width;
imgHeight = img.Height;
img.Dispose();
}
}
#endregion
listufi.Add(new SWFUploadFileInfo()
{
Id = listufi.Count,
FileName = newFileName,
OriginalFileName = fileName,
Path = savePath,
Width = imgWidth,
Height = imgHeight
});
string postData = "";
//序列化
using (MemoryStream stream = new MemoryStream())
{
serializer.WriteObject(stream, listufi);
postData = Encoding.UTF8.GetString(stream.ToArray());
}
Response.StatusCode = statusCode;
//状态存入cookie
if (statusCode==200) CookiesHelp.Add("uploadStatus", statusCode.ToString());
Response.Write(postData);
}
}
catch (Exception e)
{
//内部服务器错误
Response.StatusCode = 500;
Response.Write("内部服务器错误:" + e.Message.ToString());
}
HttpContext.Current.ApplicationInstance.CompleteRequest();
}
/// <summary>
/// 删除文件
/// </summary>
/// <returns></returns>
public void DelFile()
{
string name = SWFUrlOper.GetStringParamValue("name");
string msg = new SWFUploadFile().Delete(SWFUrlOper.GetStringParamValue("f"), SWFUrlOper.GetStringParamValue("name"), true);
Response.Write(msg);
Response.End();
}
