private void UploadImage()
{
HttpResponse response = HttpContext.Current.Response;
try
{
ImageProperty imageProperty = GetPostedImageProperty();
string opText = WebUtility.GetRequestFormString("clientOPHidden", string.Empty);
string op = !string.IsNullOrEmpty(opText) ? opText.Split(',')[0] : ""; //WebUtility.GetRequestFormString("clientOPHidden", string.Empty).Split(',')[0];
string inputName = !string.IsNullOrEmpty(opText) ? opText.Split(',')[2] : ""; //WebUtility.GetRequestFormString("clientOPHidden", string.Empty).Split(',')[1];
HttpPostedFile file = GetPostFile(inputName);
if (file != null)
{
if (this.FileMaxSize > 0 && file.ContentLength > this.FileMaxSize)
{
response.Write(GetResponseTextScript(string.Format("您上传的文件超过了{0}字节。", this.FileMaxSize)));
response.Write(GetClientControlInvokeStript(GetPostedControlID(), "uploadFail", "document.getElementById('responseInfo').value", ""));
return;
}
string filePath = string.Empty;
ImageUploadHelper.UploadFile(this, file, imageProperty.OriginalName, imageProperty.NewName, out filePath);
imageProperty.FilePath = filePath.Encrypt();
string imgPropJsonStr = JSONSerializerExecute.Serialize(imageProperty);
string uploadImageShowenUrl = CurrentPageUrl + string.Format("?imagePropID={0}&filePath={1}", imageProperty.ID, filePath.Encrypt());
response.Write(GetResponseTextScript(imgPropJsonStr));
response.Write(GetUploadImageUrlByFile(uploadImageShowenUrl));
string paramsData = string.Format("['{0}','{1}']", "document.getElementById('responseInfo').value", uploadImageShowenUrl);
response.Write(GetClientControlInvokeStript(GetPostedControlID(), "uploadSuccess", "document.getElementById('responseInfo').value", "document.getElementById('uploadImageUrlByFile').value"));
}
}
catch (System.Exception ex)
{
response.Write(GetResponseTextScript(ex.Message));
response.Write(GetClientControlInvokeStript(GetPostedControlID(), "uploadFail", "document.getElementById('responseInfo').value", ""));
}
finally
{
response.End();
}
}
private byte[] GetImageBytesFromFilePath(string fileName)
{
byte[] content = null;
string filePath = ImageUploadHelper.GetUploadRootPath(this.RootPathName) + "Temp\\" + fileName;
if (File.Exists(filePath))
{
using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
content = fs.ToBytes();
}
}
return(content);
}
protected override void LoadClientState(string clientState)
{
object[] state = (object[])JSONSerializerExecute.DeserializeObject(clientState);
object tempState;
if (state[0] is object[])
{
object[] tempResult = (object[])state[0];
tempState = tempResult[0];
}
else
{
tempState = state[0];
}
this.imgProp = JSONSerializerExecute.Deserialize <ImageProperty>(tempState);
string postedControlID = GetPostedControlID();
if (postedControlID.IsNullOrEmpty())
{
postedControlID = ((string)state[1]).Replace('_', '$');
}
HttpPostedFile file = GetPostFile(postedControlID);
if (file != null)
{
if (this.imgProp.ID.IsNullOrEmpty())
{
this.imgProp.ID = UuidHelper.NewUuidString();
}
this.imgProp.NewName = UuidHelper.NewUuidString() + Path.GetExtension(imgProp.OriginalName);
this.imgProp.Changed = true;
string filePath;
ImageUploadHelper.UploadFile(this, file, this.imgProp.OriginalName, this.imgProp.NewName, out filePath);
}
}
private void UploadImage()
{
const int FileTooLargeError = -2147467259;
ObjectContextCache.Instance["FileUploadProcessed"] = true;
HttpRequest request = HttpContext.Current.Request;
HttpResponse response = HttpContext.Current.Response;
string lockID = WebUtility.GetRequestQueryValue <string>("lockID", string.Empty);
string userID = WebUtility.GetRequestQueryValue <string>("userID", string.Empty);
string fileName = WebUtility.GetRequestQueryValue <string>("fileName", string.Empty);
int fileMaxSize = WebUtility.GetRequestQueryValue <int>("fileMaxSize", 0);
string controlID = WebUtility.GetRequestQueryValue("controlID", string.Empty);
ExceptionHelper.CheckStringIsNullOrEmpty(fileName, "fileName");
try
{
if (fileMaxSize > 0 && request.ContentLength > fileMaxSize)
{
GenerateErrorInformation(string.Format("文件超过了上传大小的限制{0}字节", fileMaxSize));
}
else
{
//不检查锁，沈峥修改
//CheckLock(lockID, userID);
string uploadPath = ImageUploadHelper.GetUploadRootPath(this.RootPathName);
AutoCreateUploadPath(uploadPath);
string newID = UuidHelper.NewUuidString();
fileName = newID + fileName.Substring(fileName.LastIndexOf('.'));
if (WebUtility.GetRequestQueryString("upmethod", "") == "new")
{
var dialogControlID = WebUtility.GetRequestQueryValue("dialogControlID", string.Empty);
request.Files[0].SaveAs(uploadPath + @"Temp\" + fileName);
string output = "<script type='text/javascript'>";
output += "window.parent.$find('" + dialogControlID + "').onUploadFinish(1)";
output += "</script>";
response.Write(output);
}
else if (WebUtility.GetRequestQueryString("upmethod", "") == "ue")
{
request.Files[0].SaveAs(uploadPath + @"Temp\" + fileName);
string output = "<script type='text/javascript'>";
output += string.Format("window.parent.onUploadFinish('{0}','{1}')", newID, fileName);
output += "</script>";
response.Write(output);
}
else
{
request.SaveAs(uploadPath + @"Temp\" + fileName, false);
}
string fileIconPath = FileConfigHelper.GetFileIconPath(fileName);
response.AppendHeader("fileIconPath", HttpUtility.UrlEncode("message=" + fileIconPath));
string dateTimeNow = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff");
response.AppendHeader("lastUploadTag", "message=" + dateTimeNow);
response.AppendHeader("newMaterialID", "message=" + HttpUtility.UrlEncode(newID));
}
}
catch (Exception ex)
{
string errorMessage = ex.Message;
if (ex is ExternalException && ((ExternalException)(ex)).ErrorCode == FileTooLargeError &&
ex.Source == "System.Web")
{
errorMessage = "您上传的文件过大";
}
GenerateErrorInformation(errorMessage);
}
finally
{
try
{
response.End();
}
catch { }
}
}
