private async Task <WebItem> GetOrCreateFileAsync(StateSyncEntry entry, SyncGetEntryOptions options)
{
WebItem item;
if (entry.Id == null)
{
// temporary files are used to move content
if (!options.IsTemporary)
{
return(null);
}
// get parent path;
Guid parentId;
var parent = options.JobChange.Change.FilePathSegments.Parent;
if (parent == null)
{
// root
parentId = Guid.Empty;
}
else
{
// check entry exists.
// it should since we init the endpoint synchronizer with UploadsWaitForParents = true
var parentEntry = EndPointSynchronizer.StateProvider.GetEntryByFilePath(options.JobChange.DestinationSynchronizer, parent.ToString());
parentId = ToId(parentEntry.Id);
}
item = await WebApi.GetChildAsync(parentId, entry.Name).ConfigureAwait(false);
if (item != null)
{
return(item);
}
Logger?.Log(TraceLevel.Warning, "Cannot find temp entry '" + entry.Name + "' with parent id '" + parentId + "'.");
if (!options.CanCreate)
{
return(null);
}
// create temp files as hidden files
return(await WebApi.CreateAsync(parentId, entry.Name, FileAttributes.Hidden).ConfigureAwait(false));
}
item = await WebApi.GetAsync(ToId(entry.Id)).ConfigureAwait(false);
if (item != null)
{
return(item);
}
Logger?.Log(TraceLevel.Warning, "Cannot find entry with id '" + entry.Id + "' name '" + entry.Name + "'.");
if (!options.CanCreate)
{
return(null);
}
return(await CreateEntryAsync(entry).ConfigureAwait(false));
}
public async Task UpdateEntryAsync(SyncContext context, StateSyncEntry entry, SyncUpdateEntryOptions options = null)
{
WebItem item;
if (string.IsNullOrEmpty(entry.Id))
{
// no id, it's a temporary file, so get it by its name and parent
item = await WebApi.GetChildAsync(ToId(entry.ParentId), entry.Name).ConfigureAwait(false);
}
else
{
item = await WebApi.GetAsync(ToId(entry.Id)).ConfigureAwait(false);
}
if (item == null)
{
if (entry.Id != null)
{
Logger?.Log(TraceLevel.Warning, "Cannot find entry '" + entry.Id + "' name '" + entry.Name + "'.");
}
if (!options.CanCreate)
{
return;
}
item = await CreateEntryAsync(entry).ConfigureAwait(false);
}
else
{
// is this the rename/move case?
if (!entry.Name.EqualsIgnoreCase(item.Name))
{
item = await WebApi.RenameAsync(item, entry.Name).ConfigureAwait(false);
}
}
// should we update some metadata?
if (context.MultiPointSynchronizer.NormalizeDateTime(entry.LastWriteTime) != context.MultiPointSynchronizer.NormalizeDateTime(item.LastWriteTimeUtc.ToLocalTime()) ||
context.MultiPointSynchronizer.NormalizeDateTime(entry.CreationTime) != context.MultiPointSynchronizer.NormalizeDateTime(item.CreationTimeUtc.ToLocalTime()) ||
entry.Attributes != ToAttributes(item))
{
item.Attributes = ToAttributes(entry);
item.LastWriteTimeUtc = entry.LastWriteTime.UtcDateTime;
item.CreationTimeUtc = entry.CreationTime.UtcDateTime;
item = await WebApi.UploadAsync(item).ConfigureAwait(false);
}
CopyToEntry(item, entry);
}
// this is a necessary ShellBoost override for better performance (direct access instead of implicit call to EnumItems)
// https://www.shellboost.com/Doc/Developer-s-Guide/Items-enumeration
public override ShellItem GetItem(ShellItemId id)
{
var guidPidl = KeyShellItemId.From(id.Data, false) as GuidKeyShellItemId;
if (guidPidl == null)
{
return(null);
}
if (guidPidl.Value == Guid.Empty)
{
return(Root);
}
var apiItem = WebApi.GetAsync(guidPidl.Value).Result;
return(ShellItemFromApi(apiItem));
}
