private void ScrollingHost_ViewChanged(object sender, ScrollViewerViewChangedEventArgs args)
{
var scrollViewer = sender as ScrollViewer;
if (_scrollingHostDisabled)
{
if (!args.IsIntermediate)
{
scrollViewer.ChangeView(null, scrollViewer.ScrollableHeight, null, true);
}
_scrollingHost = scrollViewer.VerticalOffset;
return;
}
if (scrollViewer.VerticalOffset >= scrollViewer.ScrollableHeight - 12 && _scrollingHost < scrollViewer.VerticalOffset)
{
_scrollingHostDisabled = true;
SetScrollMode(false);
SharedMedia.SetScrollMode(true);
_sharedMediaDisabled = false;
}
_scrollingHost = scrollViewer.VerticalOffset;
}
private void SharedMedia_ViewChanged(object sender, ScrollViewerViewChangedEventArgs args)
{
var scrollViewer2 = sender as ScrollViewer;
if (_sharedMediaDisabled)
{
if (!args.IsIntermediate)
{
scrollViewer2.ChangeView(null, 12, null, false);
}
_sharedMedia = scrollViewer2.VerticalOffset;
return;
}
if (scrollViewer2.VerticalOffset <= 12 && _sharedMedia > scrollViewer2.VerticalOffset)
{
SetScrollMode(true);
_scrollingHostDisabled = false;
_sharedMediaDisabled = true;
SharedMedia.SetScrollMode(false);
}
_sharedMedia = scrollViewer2.VerticalOffset;
}
private void SharedMedia_ViewChanged(object sender, ScrollViewerViewChangedEventArgs args)
{
var scrollViewer2 = SharedMedia.GetScrollViewer();
if (_sharedMediaDisabled)
{
if (!args.IsIntermediate)
{
scrollViewer2.ChangeView(null, 12, null, false);
}
_sharedMedia = scrollViewer2.VerticalOffset;
return;
}
if (scrollViewer2.VerticalOffset <= 12 && _sharedMedia > scrollViewer2.VerticalOffset)
{
ScrollingHost.VerticalScrollMode = ScrollMode.Auto;
ScrollingHost.VerticalScrollBarVisibility = ScrollBarVisibility.Auto;
ScrollingHost.ChangeView(null, ScrollingHost.ScrollableHeight - 48, null, false);
_scrollingHostDisabled = false;
_sharedMediaDisabled = true;
SharedMedia.SetScrollMode(false);
}
_sharedMedia = scrollViewer2.VerticalOffset;
}
public async Task <HttpResponseMessage> UploadMultipartAsync()
{
string fileId = null;
if (!Request.Headers.Contains("uid"))
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
if (Request.Headers.Contains("id"))
{
fileId = Request.Headers.GetValues("id").First();
}
string uId = Request.Headers.GetValues("uid").First();
if (Request.Content.IsMimeMultipartContent())
{
MultipartMemoryStreamProvider provider = await Request.Content.ReadAsMultipartAsync(new MultipartMemoryStreamProvider());
foreach (HttpContent content in provider.Contents)
{
if (content.Headers.ContentType == null)
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
if (content.Headers.ContentDisposition.FileName == null)
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
string contentType = content.Headers.ContentType.ToString();
string sourceExtension = content.Headers.ContentDisposition.FileName.Split(new char[] { '.' }).Last().Split(new char[] { '"' }).First();
if (!MimeTypeMapping.ValidateMimeType(contentType))
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
using (var stream = content.ReadAsStreamAsync().Result)
{
File uploadedFile = FileFactory.Create(contentType);
uploadedFile.Info.Name = fileId;
//file.Info.Extension = "." + sourceExtension;
uploadedFile.Info.Creator = uId;
uploadedFile.Info.Length = Convert.ToInt64(content.Headers.ContentLength);
uploadedFile.FileStream = new FileDataStream()
{
Stream = stream
};
SharedMedia.Save(new NeeoUser(uId), uploadedFile, FileCategory.Shared, 0);
var response = new HttpResponseMessage();
response.StatusCode = HttpStatusCode.OK;
response.Headers.Location = new Uri(uploadedFile.Info.Url);
return(response);
}
}
}
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
/// <summary>
///
/// </summary>
/// <param name="uID"></param>
/// <param name="fileID"></param>
public void Acknowledgement(string uID, string fileID)
{
ulong temp = 0;
uID = (uID != null) ? uID.Trim() : uID;
fileID = (fileID != null) ? fileID.Trim() : fileID;
#region log user request and response
/***********************************************
* To log user request
***********************************************/
if (_logRequestResponse)
{
LogManager.CurrentInstance.InfoLogger.LogInfo(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, System.Reflection.MethodBase.GetCurrentMethod().Name + "===>" +
"Request ===> senderID : " + uID + ", fileID : " + fileID);
}
#endregion
//#region Verify User
// var request = OperationContext.Current.IncomingMessageProperties[HttpRequestMessageProperty.Name] as HttpRequestMessageProperty;
// string keyFromClient = request.Headers["key"];
// if (NeeoUtility.AuthenticateUserRequest(uID, keyFromClient))
// {
// #endregion
if (NeeoUtility.IsNullOrEmpty(uID) && !ulong.TryParse(uID, out temp) && NeeoUtility.IsNullOrEmpty(fileID))
{
NeeoUtility.SetServiceResponseHeaders(CustomHttpStatusCode.InvalidArguments);
}
else
{
NeeoUser user = new NeeoUser(uID);
try
{
if (!SharedMedia.UpdateDownloadCount(user, fileID))
{
NeeoUtility.SetServiceResponseHeaders((CustomHttpStatusCode)HttpStatusCode.NotFound);
}
}
catch (ApplicationException appExp)
{
NeeoUtility.SetServiceResponseHeaders((CustomHttpStatusCode)(Convert.ToInt32(appExp.Message)));
}
}
//}
//else
//{
// NeeoUtility.SetServiceResponseHeaders((CustomHttpStatusCode)HttpStatusCode.Unauthorized);
//}
}
private LibNeeo.IO.File GetRequestedFile(FileRequest fileRequest)
{
switch (fileRequest.FileCategory)
{
case FileCategory.Shared:
return(SharedMedia.GetMedia(fileRequest.Name, fileRequest.MediaType));
case FileCategory.Group:
return(NeeoGroup.GetGroupIcon(fileRequest.Name));
default:
return(null);
}
}
public void OnBackRequested(HandledRoutedEventArgs args)
{
if (_scrollingHostDisabled)
{
_scrollingHostDisabled = false;
SharedMedia.SetScrollMode(false);
//SetScrollMode(true);
ScrollingHost.VerticalScrollMode = ScrollMode.Auto;
ScrollingHost.VerticalScrollBarVisibility = ScrollBarVisibility.Auto;
ScrollingHost.ChangeView(null, 0, null, false);
ScrollingInfo.Visibility = Visibility.Visible;
InfoPanel.Visibility = Visibility.Collapsed;
args.Handled = true;
}
}
private LibNeeo.IO.File GetRequestedFile(string fileID, FileCategory fileCategory, MediaType mediaType)
{
string filePath = null;
switch (fileCategory)
{
case FileCategory.Shared:
return(SharedMedia.GetMedia(fileID, mediaType));
break;
case FileCategory.Group:
return(NeeoGroup.GetGroupIcon(fileID));
break;
default:
return(null);
}
}
private void Callback(object state)
{
LogManager.CurrentInstance.InfoLogger.LogInfo(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType,
"Callback fired at " + DateTime.UtcNow.ToString());
try
{
SharedMedia.DeleteExpiredFiles();
}
catch (ApplicationException applicationException)
{
//already logged.
}
catch (Exception exception)
{
LogManager.CurrentInstance.ErrorLogger.LogError(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, exception.Message, exception);
}
UpdateTimeInterval();
}
public async Task <HttpResponseMessage> Put([FromUri] string type, [FromUri] string sessionID)
{
long startingPosition = 0;
try
{
if (type != "resumable" || NeeoUtility.IsNullOrEmpty(sessionID))
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
var session = await UploadSessionManager.ValidateSessionAsync(sessionID);
if (session == null)
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
session.FileInfo.Extension =
MimeTypeMapping.GetMimeTypeDetail(session.FileInfo.MimeType.GetDescription()).Extension;
long? contentLength = Request.Content.Headers.ContentLength;
string contentType = Request.Content.Headers.ContentType == null
? null
: Request.Content.Headers.ContentType.ToString();
if (Request.Content.Headers.Contains("Content-Range"))
{
var contentRange = Request.Content.Headers.GetValues("Content-Range").First();
if (contentRange == "bytes */*")
{
var file = SharedMedia.GetMedia(session.FileInfo.Name, session.FileInfo.MediaType);
if (file != null)
{
var response = Request.CreateResponse((HttpStatusCode)308);
response.Headers.Add("Range", "bytes=0-" + file.Info.Length);
response.ReasonPhrase = "Resumable Incomplete";
return(response);
}
else
{
var response = Request.CreateResponse((HttpStatusCode)308);
response.Headers.Add("Range", "bytes=0-0");
response.ReasonPhrase = "Resumable Incomplete";
return(response);
}
}
else
{
var delimeter = new char[] { '-', '/', ' ' };
var rangeValues = contentRange.Split(delimeter);
if (rangeValues.Length != 4)
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
if (Convert.ToInt64(rangeValues[2]) != session.FileInfo.Length)
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
startingPosition = Convert.ToInt64(rangeValues[1]);
}
}
if (contentLength == null || contentLength > (long)session.FileInfo.Length)
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
using (var stream = await Request.Content.ReadAsStreamAsync())
{
var newFile = new File()
{
Info = session.FileInfo,
FileStream = new FileDataStream()
{
Stream = stream,
Postion = startingPosition
}
};
if (SharedMedia.Save(new NeeoUser(session.FileInfo.Creator), newFile, FileCategory.Shared, 0))
{
// check the length of the file with the database then delete it.
await UploadSessionManager.DeleteSessionAsync(sessionID);
var response = new HttpResponseMessage(HttpStatusCode.Created);
response.Headers.Location = new Uri(newFile.Info.Url);
return(response);
}
}
return(Request.CreateResponse(HttpStatusCode.InternalServerError));
}
catch (Exception exception)
{
return(Request.CreateResponse(HttpStatusCode.InternalServerError));
}
}
public async Task <HttpResponseMessage> UploadDataAsync(ApiController controller)
{
if (controller.Request.Content.Headers.ContentType == null)
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
if (Request.Content.Headers.ContentType.ToString().Split(new char[] { ';' })[0] != "application/json")
{
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
var requestBody = await Request.Content.ReadAsStringAsync();
var fileRequest = JsonConvert.DeserializeObject <UploadFileRequest>(requestBody);
controller.Validate(fileRequest);
if (!ModelState.IsValid)
{
return(controller.Request.CreateResponse(HttpStatusCode.BadRequest));
}
if (!NeeoUtility.IsNullOrEmpty(fileRequest.FId))
{
Guid resultingGuid;
if (!Guid.TryParse(fileRequest.FId, out resultingGuid))
{
LogManager.CurrentInstance.InfoLogger.LogInfo(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, System.Reflection.MethodBase.GetCurrentMethod().Name + "===>" +
"fID : " + fileRequest.FId + " is not parseable.");
return(Request.CreateResponse(HttpStatusCode.BadRequest));
}
fileRequest.FId = resultingGuid.ToString("N").ToLower();
}
NeeoUser sender = new NeeoUser(fileRequest.Uid);
File uploadedFile = FileFactory.Create(fileRequest.MimeType.GetDescription());
uploadedFile.Info.Name = fileRequest.FId;
uploadedFile.Info.Creator = fileRequest.Uid;
uploadedFile.Data = fileRequest.Data;
//LibNeeo.IO.File uploadingFile = new LibNeeo.IO.File()
//{
// Info = new NeeoFileInfo()
// {
// MediaType = MediaType.Image,
// MimeType = fileRequest.MimeType,
// Extension = "jpg"
// },
// Data = fileRequest.Data
//};
SharedMedia.Save(sender, uploadedFile, FileCategory.Shared, 0);
#region log user request and response
/***********************************************
* To log user response
***********************************************/
if (_logRequestResponse)
{
LogManager.CurrentInstance.InfoLogger.LogInfo(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType,
"Response ===> " + uploadedFile.Info.Url);
}
#endregion log user request and response
return(Request.CreateResponse(HttpStatusCode.OK,
new Dictionary <string, string>()
{
{ "UploadFileResult", uploadedFile.Info.Url }
}));
}
protected override void OnNavigatedFrom(NavigationEventArgs e)
{
SharedMedia.OnNavigatedFrom(e);
}
/// <summary>
/// Checks the already uploaded file whether it still exist or not. If exists, its shared date-time and number of recipient information are updated.
/// </summary>
/// <param name="userID">A string containing the user id.</param>
/// <param name="fileID">A string containing the file id.</param>
/// <param name="recipientCount">An unsigned integer value containing the recipient count.</param>
/// <returns>If true, file exists and information is updated; otherwise false.</returns>
public bool ShareFile(string uID, string fID, ushort recipientCount)
{
uID = (uID != null) ? uID.Trim() : uID;
fID = (fID != null) ? fID.Trim() : fID;
bool result = false;
ulong temp = 0;
string resultUrl = null;
#region log user request and response
/***********************************************
* To log user request
***********************************************/
if (_logRequestResponse)
{
LogManager.CurrentInstance.InfoLogger.LogInfo(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, System.Reflection.MethodBase.GetCurrentMethod().Name + "===>" +
"Request ===> senderID : " + uID + ", recipientCount : " + recipientCount.ToString());
}
#endregion
// #region Verify User
//var request = OperationContext.Current.IncomingMessageProperties[HttpRequestMessageProperty.Name] as HttpRequestMessageProperty;
//string keyFromClient = request.Headers["key"];
//if (NeeoUtility.AuthenticateUserRequest(uID, keyFromClient))
//{
// #endregion
if (NeeoUtility.IsNullOrEmpty(uID) && !ulong.TryParse(uID, out temp) &&
(recipientCount == 0 || recipientCount >= 255) && NeeoUtility.IsNullOrEmpty(fID))
{
NeeoUtility.SetServiceResponseHeaders(CustomHttpStatusCode.InvalidArguments);
}
else
{
NeeoUser user = new NeeoUser(uID);
try
{
result = SharedMedia.Share(user, fID, recipientCount);
}
catch (ApplicationException appExp)
{
NeeoUtility.SetServiceResponseHeaders((CustomHttpStatusCode)(Convert.ToInt32(appExp.Message)));
}
catch (Exception exp)
{
LogManager.CurrentInstance.ErrorLogger.LogError(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, exp.Message, exp);
NeeoUtility.SetServiceResponseHeaders(CustomHttpStatusCode.UnknownError);
}
}
return(result);
//}
//else
//{
// NeeoUtility.SetServiceResponseHeaders((CustomHttpStatusCode)HttpStatusCode.Unauthorized);
// return result;
//}
}
/// <summary>
///
/// </summary>
/// <param name="uID"></param>
/// <param name="data"></param>
/// <param name="mimeType"></param>
/// <param name="recipientCount"></param>
/// <returns></returns>
public string UploadFile(string uID, string fID, string data, ushort mimeType, ushort recipientCount)
{
ulong temp = 0;
string resultUrl = null;
uID = (uID != null) ? uID.Trim() : uID;
fID = (fID != null) ? fID.Trim() : fID;
fID = (fID != null) ? fID.Trim() : fID;
#region log user request and response
/***********************************************
* To log user request
***********************************************/
if (_logRequestResponse)
{
LogManager.CurrentInstance.InfoLogger.LogInfo(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, System.Reflection.MethodBase.GetCurrentMethod().Name + "===>" +
"Request ===> senderID : " + uID + ", mimeType : " + mimeType.ToString() + ", fID : " + fID + ", recipientCount : " + recipientCount.ToString());
}
#endregion
// #region Verify User
//var request = OperationContext.Current.IncomingMessageProperties[HttpRequestMessageProperty.Name] as HttpRequestMessageProperty;
//string keyFromClient = request.Headers["key"];
//if (NeeoUtility.AuthenticateUserRequest(uID, keyFromClient))
//{
// #endregion
if (NeeoUtility.IsNullOrEmpty(uID) && !ulong.TryParse(uID, out temp) && !Enum.IsDefined(typeof(MimeType), mimeType) && (recipientCount == 0 || recipientCount >= 255) &&
NeeoUtility.IsNullOrEmpty(data))
{
NeeoUtility.SetServiceResponseHeaders(CustomHttpStatusCode.InvalidArguments);
}
else
{
if (!NeeoUtility.IsNullOrEmpty(fID))
{
Guid resultingGuid;
if (!Guid.TryParse(fID, out resultingGuid))
{
LogManager.CurrentInstance.InfoLogger.LogInfo(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, System.Reflection.MethodBase.GetCurrentMethod().Name + "===>" +
"fID : " + fID + " is not parseable.");
NeeoUtility.SetServiceResponseHeaders(CustomHttpStatusCode.InvalidArguments);
return(resultUrl);
}
fID = resultingGuid.ToString("N").ToLower();
}
NeeoUser sender = new NeeoUser(uID);
try
{
LibNeeo.IO.File file = new LibNeeo.IO.File()
{
Info = new NeeoFileInfo()
{
Creator = uID, MediaType = MediaType.Image, MimeType = (MimeType)mimeType, Name = fID
}, Data = data
};
if (SharedMedia.Save(sender, file, FileCategory.Shared, recipientCount))
{
resultUrl = file.Info.Url;
}
#region log user request and response
/***********************************************
* To log user response
***********************************************/
if (_logRequestResponse)
{
LogManager.CurrentInstance.InfoLogger.LogInfo(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType,
"Response ===> " + resultUrl);
}
#endregion
}
catch (ApplicationException appExp)
{
NeeoUtility.SetServiceResponseHeaders((CustomHttpStatusCode)(Convert.ToInt32(appExp.Message)));
}
catch (Exception exp)
{
LogManager.CurrentInstance.ErrorLogger.LogError(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, exp.Message, exp);
NeeoUtility.SetServiceResponseHeaders(CustomHttpStatusCode.UnknownError);
}
}
return(resultUrl);
//}
//else
//{
// NeeoUtility.SetServiceResponseHeaders((CustomHttpStatusCode)HttpStatusCode.Unauthorized);
// return resultUrl;
//}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
SharedMedia.OnNavigatedTo(e);
SharedMedia.UpdateSharedCount(ViewModel.Chat);
}
