private static void SyncFile(AutoSyncRequest request)
{
string sourceFullPath = Path.Combine(request.SourceParent, request.ChangeType == AutoSyncRequestType.Rename ? request.NewName : request.SourceName);
if (File.Exists(sourceFullPath))
{
switch (request.ChangeType)
{
case AutoSyncRequestType.New:
case AutoSyncRequestType.Update:
HandleCreateUpdate(request, sourceFullPath);
break;
case AutoSyncRequestType.Rename:
HandleFileRename(request, sourceFullPath);
break;
case AutoSyncRequestType.Delete:
HandleFileDelete(request);
break;
}
}
else if (request.ChangeType == AutoSyncRequestType.Delete)
{
HandleFileDelete(request);
}
}
/// <summary>
/// Adds a AutoSyncRequest to the queue.
/// </summary>
/// <param name="item">AutoSyncRequest</param>
/// <exception cref="ArgumentNullException">Thrown when AutoSyncRequest is null</exception>
public void AddSyncJob(AutoSyncRequest item)
{
if (item == null)
throw new ArgumentNullException("item");
lock (Locker)
{
_jobs.Enqueue(item);
}
_wh.Set();
}
/// <summary>
/// Handles some basic logic to decide whether the incoming request is a file or folder request.
/// </summary>
/// <param name="request">The <see cref="AutoSyncRequest"/> to process.</param>
public static void Sync(AutoSyncRequest request)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.SYNC_STARTED, "Started Auto Sync for " + request.SourceName));
_metaUpdated = DateTime.UtcNow.Ticks;
bool? isFolder = request.IsFolder;
bool isFldr;
if (isFolder.HasValue)
isFldr = (bool)isFolder;
else
isFldr = IsFolder(request.SourceName, request.DestinationFolders);
if (isFldr)
SyncFolder(request);
else
SyncFile(request);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.SYNC_STOPPED, "Completed Auto Sync for " + request.SourceName));
}
/// <summary>
/// Worker thread to dequeue and process jobs in the queue.
/// </summary>
private void Work()
{
while (true)
{
lock (Locker)
{
if (_jobs.Count > 0)
{
_currJob = _jobs.Dequeue();
if (_currJob == null)
return;
}
}
if (_currJob != null)
{
SeamlessSyncer.Sync(_currJob);
_currJob = null;
}
else
{
_wh.WaitOne();
}
}
}
private void SendAutoRequest(AutoSyncRequest request)
{
#region debug region
/*
if (request.ChangeType == AutoSyncRequestType.New || request.ChangeType == AutoSyncRequestType.Update)
{
string output =
string.Format("=====================================================\nAuto Request sent : \nName of File : ({0}){1}\nSource : {2}{3}\nDestination:", (request.ChangeType == AutoSyncRequestType.New ? "New" : "Update"), request.SourceName, request.SourceParent, request.SourceName);
foreach (string destination in request.DestinationFolders)
{
output += "\n" + destination + "\\" + request.SourceName;
}
output += "\n================================================================";
ServiceLocator.GetLogger(ServiceLocator.DEVELOPER_LOG).Write(output);
}
else if (request.ChangeType == AutoSyncRequestType.Rename)
{
string output =
string.Format("=====================================================\nAuto Request sent : \nName of File : (Renamed){0}\\\\{1}\nSource : {2}{3}---{4}\nDestination:", request.OldName, request.NewName, request.SourceParent, request.OldName, request.NewName);
foreach (string destination in request.DestinationFolders)
{
output += "\n" + destination + "\\" + request.OldName + " =>" + request.NewName;
}
output += "\n================================================================";
ServiceLocator.GetLogger(ServiceLocator.DEVELOPER_LOG).Write(output);
}
else if (request.ChangeType == AutoSyncRequestType.Delete)
{
string output =
string.Format("=====================================================\nAuto Request sent : \nName of File : (Delete){0}\nSource : {1}{2}\nDestination:", request.SourceName, request.SourceParent, request.SourceName);
foreach (string destination in request.DestinationFolders)
{
output += "\n" + destination + "\\" + request.SourceName;
}
output += "\n================================================================";
ServiceLocator.GetLogger(ServiceLocator.DEVELOPER_LOG).Write(output);
}
*/
#endregion
CompareAndSyncController.Instance.Sync(request);
}
private void HandleRootFolderDeleteEvent(FolderChangeEvent dce)
{
MonitorLayer.Instance.UnMonitorPath(dce.OldPath.FullName);
//Find the logical Address for the old path
//Do not create the logical address if not found.
string logicalAddress = ProfilingLayer.Instance.ConvertPhysicalToLogical(dce.OldPath.FullName, false);
//Get all the tag that contains this logicalAddress inside the tag.
List<Tag> tag = TaggingLayer.Instance.RetrieveParentTagByPath(logicalAddress);
//If tag count is 0 return as there is nothing to process.
if (tag.Count == 0)
{
return;
}
//Find the similiar paths for the logical Path
//The return is physical address
List<string> convertedList = FindSimilarSeamlessPathForFile(logicalAddress);
convertedList.Remove(dce.OldPath.FullName);
//////// Massive Path Table Code /////////////
for (int i = 0; i < convertedList.Count; i++)
{
string dest = convertedList[i];
if (_pathTable.JustPop(dce.OldPath.FullName, dest, TableType.Delete))
{
convertedList.Remove(dest);
i--;
continue;
}
}
///////////////// For each Path in the converted List ///////////////////
///////////////////////////////// Create a entry such that source = convertedPath and destination is the original Path ///////////
///////////////////////For each other path , create a Source + dest pair //////////
///////////////// Create an additional Path Entry for each of the Siblings ////////////////
for (int i = 0; i < convertedList.Count; i++)
{
_pathTable.AddPathPair(convertedList[i], dce.OldPath.FullName, TableType.Delete);
for (int j = i + 1; j < convertedList.Count; j++)
{
_pathTable.AddPathPair(convertedList[i], convertedList[j], TableType.Delete);
_pathTable.AddPathPair(convertedList[j], convertedList[i], TableType.Delete);
}
}
///////// End of Path Table Code ////////////////
//For each path in the convertedList , extract the parent Path.
List<string> parentList = new List<string>();
foreach (string path in convertedList)
{
FileInfo info = new FileInfo(PathHelper.RemoveTrailingSlash(path));
string parent = info.Directory == null ? "" : info.Directory.FullName;
parentList.Add(parent);
}
//If the parent list if empty , it means that there is nothing to sync and thus return.
if (parentList.Count == 0)
{
return;
}
//Create the request and Send it.
Debug.Assert(dce.OldPath.Parent != null);
AutoSyncRequest request = new AutoSyncRequest(dce.OldPath.Name, dce.OldPath.Parent.FullName, parentList, AutoSyncRequestType.Delete, SyncConfig.Instance, ConvertTagListToTagString(tag));
SendAutoRequest(request);
FindAndCleanDeletedPaths();
_userInterface.TagsChanged();
}
/// <summary>
/// The method is called when there is an auto/seamless request.
/// </summary>
/// <param name="request">The <see cref="AutoSyncRequest"/> to synchronize.</param>
public void Sync(AutoSyncRequest request)
{
SeamlessQueueControl.Instance.AddSyncJob(request);
}
// Helper method to handle created and updated files.
private static void HandleCreateUpdate(AutoSyncRequest request, string sourceFullPath)
{
try
{
FileInfo currFile = new FileInfo(sourceFullPath);
// Write the source file to XML first.
switch (request.ChangeType)
{
case AutoSyncRequestType.New:
SeamlessXMLHelper.UpdateXML(new XMLWriteFileObject(request.SourceName, request.SourceParent, CommonMethods.CalculateMD5Hash(currFile), currFile.Length, currFile.CreationTimeUtc.Ticks, currFile.LastWriteTimeUtc.Ticks, MetaChangeType.New, _metaUpdated));
break;
case AutoSyncRequestType.Update:
SeamlessXMLHelper.UpdateXML(new XMLWriteFileObject(request.SourceName, request.SourceParent, CommonMethods.CalculateMD5Hash(currFile), currFile.Length, currFile.CreationTimeUtc.Ticks, currFile.LastWriteTimeUtc.Ticks, MetaChangeType.Update, _metaUpdated));
break;
default:
break;
}
}
catch (HashFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error hashing " + sourceFullPath + "."));
}
foreach (string dest in request.DestinationFolders)
{
string destFullPath = Path.Combine(dest, request.SourceName);
// If do sync is true
if (DoSync(sourceFullPath, destFullPath))
{
try
{
try
{
// Archive file if required
if (request.Config.ArchiveLimit > 0 && File.Exists(destFullPath))
{
CommonMethods.ArchiveFile(destFullPath, request.Config.ArchiveName, request.Config.ArchiveLimit);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ARCHIVED, "File archived " + destFullPath));
}
// Delete file to recycle bin if needed
if (request.Config.Recycle && File.Exists(destFullPath))
{
CommonMethods.DeleteFileToRecycleBin(destFullPath);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_DELETED, "File deleted to recycle bin " + destFullPath));
}
}
catch (ArchiveFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error archiving file " + destFullPath));
}
catch (DeleteFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error deleting file " + destFullPath));
}
bool fileExists = File.Exists(destFullPath);
// Copy the file over
CommonMethods.CopyFile(sourceFullPath, destFullPath);
if (fileExists)
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_MODIFIED, "File updated from " + sourceFullPath + " to " + destFullPath));
else
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_CREATED, "File copied from " + sourceFullPath + " to " + destFullPath));
// Update the XML for this file
FileInfo destFile = new FileInfo(destFullPath);
SeamlessXMLHelper.UpdateXML(new XMLWriteFileObject(request.SourceName, dest, CommonMethods.CalculateMD5Hash(destFile), destFile.Length, destFile.CreationTimeUtc.Ticks, destFile.LastWriteTimeUtc.Ticks, request.ChangeType == AutoSyncRequestType.New ? MetaChangeType.New : MetaChangeType.Update, _metaUpdated));
}
catch (CopyFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error copying file from " + sourceFullPath + " to " + destFullPath));
}
catch (MoveFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error renaming file from " + sourceFullPath + " to " + destFullPath));
}
catch (HashFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error hashing " + sourceFullPath + "."));
}
}
}
}
// Helper method to handle folder deletions
private static void HandleFolderDelete(AutoSyncRequest request)
{
SeamlessXMLHelper.UpdateXML(new XMLWriteFolderObject(request.SourceName, request.SourceParent, MetaChangeType.Delete, _metaUpdated));
foreach (string dest in request.DestinationFolders)
{
string destFullPath = Path.Combine(dest, request.SourceName);
if (Directory.Exists(destFullPath))
{
try
{
if (request.Config.ArchiveLimit > 0)
{
CommonMethods.ArchiveFolder(destFullPath, request.Config.ArchiveName, request.Config.ArchiveLimit);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ARCHIVED, "Folder archived " + destFullPath));
}
}
catch (ArchiveFolderException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error archiving folder " + destFullPath));
}
try
{
if (request.Config.Recycle)
{
CommonMethods.DeleteFolderToRecycleBin(destFullPath);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_DELETED, "Folder deleted to recycle bin " + destFullPath));
}
else
{
CommonMethods.DeleteFolder(destFullPath);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_DELETED, "Folder deleted " + destFullPath));
}
SeamlessXMLHelper.UpdateXML(new XMLWriteFolderObject(request.SourceName, dest, MetaChangeType.Delete, _metaUpdated));
}
catch (DeleteFolderException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error deleting folder " + destFullPath));
}
}
}
}
// Helper method to handle folder renames
private static void HandleFolderRename(AutoSyncRequest request)
{
SeamlessXMLHelper.UpdateXML(new XMLWriteFolderObject(request.OldName, request.NewName, request.SourceParent, MetaChangeType.Rename, _metaUpdated));
foreach (string dest in request.DestinationFolders)
{
string oldFullPath = string.Empty;
string newFullPath = string.Empty;
try
{
oldFullPath = Path.Combine(dest, request.OldName);
newFullPath = Path.Combine(dest, request.NewName);
if (!Directory.Exists(newFullPath))
{
CommonMethods.MoveFolder(oldFullPath, newFullPath);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_CREATED, "Folder renamed from " + oldFullPath + " to " + newFullPath));
SeamlessXMLHelper.UpdateXML(new XMLWriteFolderObject(request.OldName, request.NewName, dest, MetaChangeType.Rename, _metaUpdated));
}
}
catch (MoveFolderException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error renaming folder from " + oldFullPath + " to " + newFullPath));
}
}
}
// Helper method to handle folder creations
private static void HandleFolderCreate(AutoSyncRequest request, string sourceFullPath)
{
// Update the xml for the source folder first
SeamlessXMLHelper.UpdateXML(new XMLWriteFolderObject(request.SourceName, request.SourceParent, Directory.GetCreationTimeUtc(sourceFullPath).Ticks, MetaChangeType.New, _metaUpdated));
foreach (string dest in request.DestinationFolders)
{
string destFullPath = Path.Combine(dest, request.SourceName);
try
{
CommonMethods.CreateFolder(destFullPath);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_CREATED, "Folder created " + destFullPath));
SeamlessXMLHelper.UpdateXML(new XMLWriteFolderObject(request.SourceName, dest, Directory.GetCreationTimeUtc(destFullPath).Ticks, MetaChangeType.New, _metaUpdated));
}
catch (CreateFolderException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error creating folder " + destFullPath));
}
}
}
private static void SyncFolder(AutoSyncRequest request)
{
string sourceFullPath = Path.Combine(request.SourceParent, request.ChangeType == AutoSyncRequestType.Rename ? request.NewName : request.SourceName);
if (Directory.Exists(sourceFullPath))
{
switch (request.ChangeType)
{
case AutoSyncRequestType.New:
HandleFolderCreate(request, sourceFullPath);
break;
case AutoSyncRequestType.Rename:
HandleFolderRename(request);
break;
}
}
else if (request.ChangeType == AutoSyncRequestType.Delete)
{
HandleFolderDelete(request);
}
}
// Handle file delete
private static void HandleFileDelete(AutoSyncRequest request)
{
// Update the XML for the source of deletion
SeamlessXMLHelper.UpdateXML(new XMLWriteFileObject(request.SourceName, request.SourceParent, MetaChangeType.Delete, _metaUpdated));
foreach (string dest in request.DestinationFolders)
{
string destFullPath = Path.Combine(dest, request.SourceName);
// If the file exists in the destination, then we proceed with the deletion
if (File.Exists(destFullPath))
{
try
{
if (request.Config.ArchiveLimit > 0)
{
CommonMethods.ArchiveFile(destFullPath, request.Config.ArchiveName, request.Config.ArchiveLimit);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ARCHIVED, "File archived " + destFullPath));
}
}
catch (ArchiveFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error archiving file " + destFullPath));
}
try
{
if (request.Config.Recycle)
{
CommonMethods.DeleteFileToRecycleBin(destFullPath);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_DELETED, "File deleted to recycle bin " + destFullPath));
}
else
{
CommonMethods.DeleteFile(destFullPath);
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_DELETED, "File deleted " + destFullPath));
}
SeamlessXMLHelper.UpdateXML(new XMLWriteFileObject(request.SourceName, dest, MetaChangeType.Delete, _metaUpdated));
}
catch (DeleteFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error deleting file " + destFullPath));
}
}
}
}
// Helper method to handle file renames
private static void HandleFileRename(AutoSyncRequest request, string sourceFullPath)
{
// Update the XML for the source first
SeamlessXMLHelper.UpdateXML(new XMLWriteFileObject(request.OldName, request.NewName, request.SourceParent, MetaChangeType.Rename, _metaUpdated));
foreach (string dest in request.DestinationFolders)
{
//string destFullPath = Path.Combine(dest, request.SourceName);
string oldFullPath = Path.Combine(dest, request.OldName);
string newFullPath = Path.Combine(dest, request.NewName);
try
{
// If the file with the old name in the destination directory does not exist
if (!File.Exists(oldFullPath))
{
CommonMethods.CopyFile(sourceFullPath, newFullPath); // Copy over the file
FileInfo destFile = new FileInfo(newFullPath);
SeamlessXMLHelper.UpdateXML(new XMLWriteFileObject(request.SourceName, dest, CommonMethods.CalculateMD5Hash(destFile), destFile.Length, destFile.CreationTimeUtc.Ticks, destFile.LastWriteTimeUtc.Ticks, MetaChangeType.New, _metaUpdated));
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_MODIFIED, "File copied from " + sourceFullPath + " to " + newFullPath));
}
else
{
// If the file with the old name in the destination directory exists
CommonMethods.MoveFile(oldFullPath, newFullPath); // Rename the file
SeamlessXMLHelper.UpdateXML(new XMLWriteFileObject(request.OldName, request.NewName, dest, MetaChangeType.Rename, _metaUpdated));
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_MODIFIED, "File renamed from " + oldFullPath + " to " + newFullPath));
}
}
catch (CopyFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error copying file from " + sourceFullPath + " to " + newFullPath));
}
catch (MoveFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error renaming file from " + oldFullPath + " to " + newFullPath));
}
catch (HashFileException)
{
ServiceLocator.GetLogger(ServiceLocator.USER_LOG).Write(new LogData(LogEventType.FSCHANGE_ERROR, "Error hashing " + newFullPath + "."));
}
}
}
