/// <summary>
/// Received the SharedObjectSecurity information for an object, set it internally
/// </summary>
/// <param name="payload"></param>
private void GotAccessControl(SharedObjectSecurityPayload payload)
{
var data = payload.SharedObjectSecurity;
// Check if the data payload is a response to a request we have pending in our Async queue
ISharedAsyncResult ar;
if (!activeAsyncOperations.TryGetValue(payload.PayloadId, out ar))
{
Debug.Assert(false, "No matching asyncresult operation for the GetAccessControl call");
return;
}
// We know that the async results for GotAccessControl will be a SharedObjectSecurity object
var result = (SharedAsyncResult <SharedObjectSecurity>)ar;
ISharedObjectEntry sharedObjectEntry = GetObjectEntry(payload);
if (sharedObjectEntry == null)
{
// Object/Collection does not exist, cannot set the AccessControl for it
var error = new ObjectErrorPayload(SharedObjects.Error.ObjectNotFound, data.ObjectId, data.ObjectName, "", payload.ClientId, payload.PayloadId);
this.CompleteAsyncResult(result, payload.PayloadId);
RaiseError(error);
return;
}
sharedObjectEntry.ObjectSecurity = data;
this.CompleteAsyncResult <SharedObjectSecurity>(result, data, payload.PayloadId);
}
/// <summary>
/// Begins to get an ObjectSecurity object that encapsulates the access control list (ACL) entries for a specified object
/// </summary>
/// <param name="obj">The object whose AccessControl information you want to retrieve</param>
/// <param name="asyncCallback">The user-defined delegate that is called when the asynchronous operation has completed.</param>
/// <param name="asyncState">The user-defined object that qualifies or contains information about an asynchronous operation.</param>
/// <returns>An IAsyncResult that represents the asynchronous operation.</returns>
public IAsyncResult BeginGetAccessControl(object obj, AsyncCallback asyncCallback, object asyncState)
{
ISharedObjectEntry entry;
bool isContainer = false;
if (obj == this)
{
// Get the (ACL)s for the root namespace
entry = this;
isContainer = true;
}
else
{
if (obj is SharedCollection)
{
var collection = obj as SharedCollection;
CollectionEntry collectionEntry;
if (!this.CollectionsManager.TryGetValue(collection.Name, out collectionEntry))
{
throw new ArgumentException("obj is not being tracked by this client", "obj");
}
entry = collectionEntry;
isContainer = true;
}
else
{
ObjectEntry objectEntry;
this.ObjectsManager.TryGetValue(obj as INotifyPropertyChanged, out objectEntry);
entry = objectEntry;
}
}
// Client has previously cached the value, return it immediately
if (entry.ObjectSecurity != null)
{
var result = new AsyncResult<SharedObjectSecurity>(asyncCallback, 0);
result.SetAsCompleted(entry.ObjectSecurity, true);
return result;
}
var security = new SharedObjectSecurity(entry.Name, entry.Id, isContainer, new ETag(Guid.Empty));
SharedObjectSecurityPayload payload = new SharedObjectSecurityPayload(PayloadAction.Get, security, this.ClientId);
var getResult = new SharedAsyncResult<SharedObjectSecurity>(asyncCallback, payload.PayloadId);
this.EnqueueAsyncResult(getResult, payload.PayloadId);
this.SendPublishEvent(payload);
return getResult;
}
/// <summary>
/// Begins to get an ObjectSecurity object that encapsulates the access control list (ACL) entries for a specified object
/// </summary>
/// <param name="obj">The object whose AccessControl information you want to retrieve</param>
/// <param name="asyncCallback">The user-defined delegate that is called when the asynchronous operation has completed.</param>
/// <param name="asyncState">The user-defined object that qualifies or contains information about an asynchronous operation.</param>
/// <returns>An IAsyncResult that represents the asynchronous operation.</returns>
public IAsyncResult BeginGetAccessControl(object obj, AsyncCallback asyncCallback, object asyncState)
{
ISharedObjectEntry entry;
bool isContainer = false;
if (obj == this)
{
// Get the (ACL)s for the root namespace
entry = this;
isContainer = true;
}
else
{
if (obj is SharedCollection)
{
var collection = obj as SharedCollection;
CollectionEntry collectionEntry;
if (!this.CollectionsManager.TryGetValue(collection.Name, out collectionEntry))
{
throw new ArgumentException("obj is not being tracked by this client", "obj");
}
entry = collectionEntry;
isContainer = true;
}
else
{
ObjectEntry objectEntry;
this.ObjectsManager.TryGetValue(obj as INotifyPropertyChanged, out objectEntry);
entry = objectEntry;
}
}
// Client has previously cached the value, return it immediately
if (entry.ObjectSecurity != null)
{
var result = new AsyncResult <SharedObjectSecurity>(asyncCallback, 0);
result.SetAsCompleted(entry.ObjectSecurity, true);
return(result);
}
var security = new SharedObjectSecurity(entry.Name, entry.Id, isContainer, new ETag(Guid.Empty));
SharedObjectSecurityPayload payload = new SharedObjectSecurityPayload(PayloadAction.Get, security, this.ClientId);
var getResult = new SharedAsyncResult <SharedObjectSecurity>(asyncCallback, payload.PayloadId);
this.EnqueueAsyncResult(getResult, payload.PayloadId);
this.SendPublishEvent(payload);
return(getResult);
}
public void SetAccessControl(SharedObjectSecurity objectSecurity)
{
var payload = new SharedObjectSecurityPayload(PayloadAction.Set, objectSecurity, this.ClientId);
// Update the locally cached copy of the security object, if the change fails the actual security
// information will be sent down
ISharedObjectEntry sharedObjectEntry = GetObjectEntry(payload);
Debug.Assert(sharedObjectEntry != null);
sharedObjectEntry.ObjectSecurity = objectSecurity;
this.activeAsyncOperations[payload.PayloadId] = null;
this.SendPublishEvent(payload);
}
public void SetAccessControl(SharedObjectSecurity objectSecurity)
{
var payload = new SharedObjectSecurityPayload(PayloadAction.Set, objectSecurity, this.ClientId);
// Update the locally cached copy of the security object, if the change fails the actual security
// information will be sent down
ISharedObjectEntry sharedObjectEntry = GetObjectEntry(payload);
Debug.Assert(sharedObjectEntry != null);
sharedObjectEntry.ObjectSecurity = objectSecurity;
this.activeAsyncOperations[payload.PayloadId] = null;
this.SendPublishEvent(payload);
}
/// <summary>
/// Received the SharedObjectSecurity information for an object, set it internally
/// </summary>
/// <param name="payload"></param>
private void GotAccessControl(SharedObjectSecurityPayload payload)
{
var data = payload.SharedObjectSecurity;
// Check if the data payload is a response to a request we have pending in our Async queue
ISharedAsyncResult ar;
if (!activeAsyncOperations.TryGetValue(payload.PayloadId, out ar))
{
Debug.Assert(false, "No matching asyncresult operation for the GetAccessControl call");
return;
}
// We know that the async results for GotAccessControl will be a SharedObjectSecurity object
var result = (SharedAsyncResult<SharedObjectSecurity>)ar;
ISharedObjectEntry sharedObjectEntry = GetObjectEntry(payload);
if (sharedObjectEntry == null)
{
// Object/Collection does not exist, cannot set the AccessControl for it
var error = new ObjectErrorPayload(SharedObjects.Error.ObjectNotFound, data.ObjectId, data.ObjectName, "", payload.ClientId, payload.PayloadId);
this.CompleteAsyncResult(result, payload.PayloadId);
RaiseError(error);
return;
}
sharedObjectEntry.ObjectSecurity = data;
this.CompleteAsyncResult<SharedObjectSecurity>(result, data, payload.PayloadId);
}
/// <summary>
/// Get the ISharedObjectEntry matching the security payloads parameters
/// </summary>
/// <param name="payload"></param>
/// <returns></returns>
private ISharedObjectEntry GetObjectEntry(SharedObjectSecurityPayload payload)
{
var security = payload.SharedObjectSecurity;
return GetSharedEntry(security.IsContainer, security.ObjectId);
}
/// <summary>
/// Get the ISharedObjectEntry matching the security payloads parameters
/// </summary>
/// <param name="payload"></param>
/// <returns></returns>
private ISharedObjectEntry GetObjectEntry(SharedObjectSecurityPayload payload)
{
var security = payload.SharedObjectSecurity;
return(GetSharedEntry(security.IsContainer, security.ObjectId));
}
