public StorageService(OpCore core)
{
Core = core;
Network = core.Network;
Protocol = Network.Protocol;
Store = Network.Store;
Trust = Core.Trust;
Core.SecondTimerEvent += Core_SecondTimer;
Core.MinuteTimerEvent += Core_MinuteTimer;
Network.CoreStatusChange += new StatusChange(Network_StatusChange);
Core.Transfers.FileSearch[ServiceID, FileTypeData] += new FileSearchHandler(Transfers_DataFileSearch);
Core.Transfers.FileRequest[ServiceID, FileTypeData] += new FileRequestHandler(Transfers_DataFileRequest);
Core.Trust.LinkUpdate += new LinkUpdateHandler(Trust_Update);
LocalFileKey = Core.User.Settings.FileKey;
FileCrypt.Key = LocalFileKey;
FileCrypt.IV = new byte[FileCrypt.IV.Length];
string rootpath = Core.User.RootPath + Path.DirectorySeparatorChar + "Data" + Path.DirectorySeparatorChar + ServiceID.ToString() + Path.DirectorySeparatorChar;
DataPath = rootpath + FileTypeData.ToString();
WorkingPath = rootpath + FileTypeWorking.ToString();
ResourcePath = rootpath + FileTypeResource.ToString();
Directory.CreateDirectory(DataPath);
Directory.CreateDirectory(WorkingPath);
// clear resource files so that updates of these files work
if (Directory.Exists(ResourcePath))
{
Directory.Delete(ResourcePath, true);
}
Cache = new VersionedCache(Network, ServiceID, FileTypeCache, false);
Cache.FileAquired += new FileAquiredHandler(Cache_FileAquired);
Cache.FileRemoved += new FileRemovedHandler(Cache_FileRemoved);
Cache.Load();
// load working headers
OpStorage local = GetStorage(Core.UserID);
foreach (uint project in Trust.LocalTrust.Links.Keys)
{
if (local != null)
{
LoadHeaderFile(GetWorkingPath(project), local, false, true);
}
Working[project] = new WorkingStorage(this, project);
bool doSave = false;
foreach (ulong higher in Trust.GetAutoInheritIDs(Core.UserID, project))
{
if (Working[project].RefreshHigherChanges(higher))
{
doSave = true;
}
}
Working[project].AutoIntegrate(doSave);
}
foreach (string testPath in Directory.GetFiles(DataPath))
{
if (!ReferencedPaths.Contains(testPath))
{
try { File.Delete(testPath); }
catch { }
}
}
ReferencedPaths.Clear();
Loading = false;
}
void Cache_FileAquired(OpVersionedFile file)
{
// unload old file
OpStorage prevStorage = GetStorage(file.UserID);
if (prevStorage != null)
{
string oldPath = GetFilePath(prevStorage);
UnloadHeaderFile(oldPath, prevStorage.File.Header.FileKey);
}
OpStorage newStorage = new OpStorage(file);
StorageMap.SafeAdd(file.UserID, newStorage);
LoadHeaderFile(GetFilePath(newStorage), newStorage, false, false);
// record changes of higher nodes for auto-integration purposes
Trust.ProjectRoots.LockReading(delegate()
{
foreach (uint project in Trust.ProjectRoots.Keys)
{
List <ulong> inheritIDs = Trust.GetAutoInheritIDs(Core.UserID, project);
if (Core.UserID == newStorage.UserID || inheritIDs.Contains(newStorage.UserID))
{
// doesnt get called on startup because working not initialized before headers are loaded
if (Working.ContainsKey(project))
{
bool doSave = Working[project].RefreshHigherChanges(newStorage.UserID);
if (!Loading && !SavingLocal)
{
Working[project].AutoIntegrate(doSave);
}
}
}
}
});
// update subs - this ensures file not propagated lower until we have it (prevents flood to original poster)
if (Network.Established)
{
List <LocationData> locations = new List <LocationData>();
Trust.ProjectRoots.LockReading(delegate()
{
foreach (uint project in Trust.ProjectRoots.Keys)
{
if (newStorage.UserID == Core.UserID || Trust.IsHigher(newStorage.UserID, project))
{
Trust.GetLocsBelow(Core.UserID, project, locations);
}
}
});
Store.PublishDirect(locations, newStorage.UserID, ServiceID, FileTypeCache, file.SignedHeader);
}
if (StorageUpdate != null)
{
Core.RunInGuiThread(StorageUpdate, newStorage);
}
if (Core.NewsWorthy(newStorage.UserID, 0, false))
{
Core.MakeNews(ServiceIDs.Storage, "File System updated by " + Core.GetName(newStorage.UserID), newStorage.UserID, 0, false);
}
}