// Token: 0x060004A0 RID: 1184 RVA: 0x00021E6C File Offset: 0x0002006C
private void ManageCache(Guid mbxGuid)
{
int num = Array.IndexOf <Guid>(this.mbxGuidFifo, mbxGuid);
if (num >= 0 && num != this.mbxGuidFifoStart)
{
int num2 = (num == 0) ? (ElcEventBasedAssistant.mbxFifoCacheSize - 1) : (num - 1);
this.mbxGuidFifo[num] = this.mbxGuidFifo[num2];
this.mbxGuidFifo[num2] = mbxGuid;
}
if (num < 0)
{
this.mbxGuidFifoStart = ((this.mbxGuidFifoStart == 0) ? (ElcEventBasedAssistant.mbxFifoCacheSize - 1) : (this.mbxGuidFifoStart - 1));
Guid mbxGuid2 = this.mbxGuidFifo[this.mbxGuidFifoStart];
if (!Guid.Empty.Equals(this.mbxGuidFifoStart))
{
CachedState cachedState = AssistantsService.CachedObjectsList.GetCachedState(mbxGuid2);
if (cachedState != null)
{
cachedState.LockForWrite();
UserRetentionPolicyCache userRetentionPolicyCache = cachedState.State[5] as UserRetentionPolicyCache;
if (userRetentionPolicyCache != null && !userRetentionPolicyCache.ReadOnlyCache)
{
cachedState.State[5] = null;
}
cachedState.ReleaseWriterLock();
}
}
this.mbxGuidFifo[this.mbxGuidFifoStart] = mbxGuid;
}
}
// Token: 0x060004A5 RID: 1189 RVA: 0x00022577 File Offset: 0x00020777
private bool IsEventOnRelevantFolder(UserRetentionPolicyCache mailboxState, MapiEvent mapiEvent)
{
if (mapiEvent.ItemType == ObjectType.MAPI_MESSAGE && mailboxState.IsFolderIdToSkip(mapiEvent.ParentEntryId))
{
ElcEventBasedAssistant.Tracer.TraceDebug <string, MapiEvent>((long)this.GetHashCode(), "Event is in non-IPM folder (entryid {0}). Ignoring. Mapievent: {1}", mapiEvent.ParentEntryIdString, mapiEvent);
return(false);
}
return(true);
}
// Token: 0x060004A6 RID: 1190 RVA: 0x000225B0 File Offset: 0x000207B0
private bool InSentItems(UserRetentionPolicyCache mailboxState, MapiEvent mapiEvent)
{
if (mapiEvent.ItemType == ObjectType.MAPI_MESSAGE && ArrayComparer <byte> .Comparer.Equals(mapiEvent.ParentEntryId, mailboxState.SentItemsId))
{
ElcEventBasedAssistant.Tracer.TraceDebug <ElcEventBasedAssistant, MapiEvent>((long)this.GetHashCode(), "{0} Event is on item in SentItems folder. We must handle it. Mapievent: {1}", this, mapiEvent);
return(true);
}
ElcEventBasedAssistant.Tracer.TraceDebug <ElcEventBasedAssistant, MapiEvent>((long)this.GetHashCode(), "{0} Item not in SentItems folder. Mapievent: {1}", this, mapiEvent);
return(false);
}
// Token: 0x060004A2 RID: 1186 RVA: 0x00021FA8 File Offset: 0x000201A8
public bool IsEventInteresting(MapiEvent mapiEvent)
{
ElcEventBasedAssistant.Tracer.TraceDebug <MapiEvent>((long)this.GetHashCode(), "MapiEvent is dispatched: {0}", mapiEvent);
if (!this.IsEventRelevant(mapiEvent))
{
return(false);
}
CachedState cachedState = AssistantsService.CachedObjectsList.GetCachedState(mapiEvent.MailboxGuid);
UserRetentionPolicyCache userRetentionPolicyCache = RetentionPolicyCheck.QuickCheckForRetentionPolicy(mapiEvent, cachedState);
if (userRetentionPolicyCache == null || userRetentionPolicyCache.UnderRetentionPolicy)
{
bool flag = RetentionPolicyCheck.IsEventConfigChange(mapiEvent);
if (flag)
{
RetentionPolicyCheck.UpdateStateForPendingFaiEvent(mapiEvent.EventCounter, cachedState);
ElcEventBasedAssistant.Tracer.TraceDebug <object, MapiEvent>((long)this.GetHashCode(), "{0}: this event is interesting because it is a change to our FAI: {1}", TraceContext.Get(), mapiEvent);
return(true);
}
if (RetentionPolicyCheck.IsAutoTagFai(mapiEvent))
{
ElcEventBasedAssistant.Tracer.TraceDebug <object, MapiEvent>((long)this.GetHashCode(), "{0}: this event is interesting because it is a change to an Autotag FAI: {1}", TraceContext.Get(), mapiEvent);
return(true);
}
MapiEventTypeFlags mapiEventTypeFlags = MapiEventTypeFlags.ObjectCreated | MapiEventTypeFlags.ObjectModified | MapiEventTypeFlags.ObjectMoved | MapiEventTypeFlags.ObjectCopied;
if ((mapiEvent.EventMask & mapiEventTypeFlags) != (MapiEventTypeFlags)0)
{
if (mapiEvent.ClientType == MapiEventClientTypes.Transport && userRetentionPolicyCache != null && !this.InSentItems(userRetentionPolicyCache, mapiEvent))
{
ElcEventBasedAssistant.Tracer.TraceDebug <MapiEvent>((long)this.GetHashCode(), "Event is from transport and item not in SentItems. Ignoring from IsEventInteresting. Mapievent: {0}", mapiEvent);
return(false);
}
if (userRetentionPolicyCache != null && !this.IsEventOnRelevantFolder(userRetentionPolicyCache, mapiEvent))
{
return(false);
}
if (userRetentionPolicyCache != null && TagAssistantHelper.IsConflictableItem(mapiEvent.ObjectClass, mapiEvent.ParentEntryId, userRetentionPolicyCache.DeletedItemsId))
{
return(false);
}
MapiEventTypeFlags mapiEventTypeFlags2 = MapiEventTypeFlags.ObjectMoved | MapiEventTypeFlags.ObjectCopied;
if (mapiEvent.ItemType == ObjectType.MAPI_FOLDER && (mapiEvent.EventMask & mapiEventTypeFlags2) != (MapiEventTypeFlags)0)
{
ElcEventBasedAssistant.Tracer.TraceDebug <object, MapiEvent>((long)this.GetHashCode(), "{0}: this event is interesting because is a moved folder: {1}", TraceContext.Get(), mapiEvent);
return(true);
}
if (mapiEvent.ItemType == ObjectType.MAPI_MESSAGE)
{
ElcEventBasedAssistant.Tracer.TraceDebug <object, MapiEvent>((long)this.GetHashCode(), "{0}: this event is interesting because is a message: {1}", TraceContext.Get(), mapiEvent);
return(true);
}
}
}
return(false);
}
// Token: 0x06000380 RID: 896 RVA: 0x000187A0 File Offset: 0x000169A0
internal static bool IsRetainableItem(UserRetentionPolicyCache mailboxState, MailboxSession mailboxSession, StoreObjectId parentId, StoreObject item)
{
DefaultFolderType parentDefaultFolderType = TagAssistantHelper.GetParentDefaultFolderType(mailboxState, mailboxSession, parentId);
if (UserRetentionPolicyCache.IsFolderTypeToSkip(parentDefaultFolderType))
{
TagAssistantHelper.Tracer.TraceDebug <DefaultFolderType>(0L, "Current item is in folder {0} (or a sub-folder) that should not be processed.", parentDefaultFolderType);
return(false);
}
return(TagAssistantHelper.IsRetainableItem(item.ClassName));
}
// Token: 0x060004ED RID: 1261 RVA: 0x000257D4 File Offset: 0x000239D4
internal static UserRetentionPolicyCache QuickCheckForRetentionPolicy(MapiEvent mapiEvent, CachedState cachedState)
{
UserRetentionPolicyCache userRetentionPolicyCache = null;
cachedState.LockForRead();
try
{
userRetentionPolicyCache = (cachedState.State[5] as UserRetentionPolicyCache);
}
finally
{
cachedState.ReleaseReaderLock();
}
if (userRetentionPolicyCache == null || RetentionPolicyCheck.IsEventConfigChange(mapiEvent) || userRetentionPolicyCache.HasPendingFaiEvent)
{
userRetentionPolicyCache = null;
}
return(userRetentionPolicyCache);
}
// Token: 0x060004EA RID: 1258 RVA: 0x0002570C File Offset: 0x0002390C
internal static void UpdateStateForPendingFaiEvent(long eventCounter, CachedState cachedState)
{
cachedState.LockForWrite();
try
{
UserRetentionPolicyCache userRetentionPolicyCache = cachedState.State[5] as UserRetentionPolicyCache;
if (userRetentionPolicyCache == null || userRetentionPolicyCache.ReadOnlyCache)
{
userRetentionPolicyCache = new UserRetentionPolicyCache();
}
userRetentionPolicyCache.HasPendingFaiEvent = true;
userRetentionPolicyCache.PendingFaiEventCounter = eventCounter;
cachedState.State[5] = userRetentionPolicyCache;
}
finally
{
cachedState.ReleaseWriterLock();
}
}
// Token: 0x060004EE RID: 1262 RVA: 0x00025828 File Offset: 0x00023A28
internal static UserRetentionPolicyCache DetailedCheckForRetentionPolicy(MapiEvent mapiEvent, MailboxSession itemStore, StoreObject item, CachedState cachedState)
{
UserRetentionPolicyCache userRetentionPolicyCache = null;
cachedState.LockForRead();
try
{
userRetentionPolicyCache = (cachedState.State[5] as UserRetentionPolicyCache);
if (userRetentionPolicyCache == null || (item != null && RetentionPolicyCheck.IsEventConfigChange(mapiEvent)) || (userRetentionPolicyCache.HasPendingFaiEvent && userRetentionPolicyCache.PendingFaiEventCounter <= mapiEvent.EventCounter))
{
LockCookie lockCookie = cachedState.UpgradeToWriterLock();
try
{
if (userRetentionPolicyCache == null || !userRetentionPolicyCache.UnderRetentionPolicy)
{
userRetentionPolicyCache = new UserRetentionPolicyCache();
}
userRetentionPolicyCache.LoadStoreTagDataFromStore(itemStore);
if (!userRetentionPolicyCache.UnderRetentionPolicy)
{
userRetentionPolicyCache = RetentionPolicyCheck.CachedOffState;
}
cachedState.State[5] = userRetentionPolicyCache;
RetentionPolicyCheck.Tracer.TraceDebug((long)itemStore.GetHashCode(), "{0}: The MRM settings object was new or has been changed - (re)reading contents.", new object[]
{
TraceContext.Get()
});
}
finally
{
cachedState.DowngradeFromWriterLock(ref lockCookie);
}
}
}
finally
{
cachedState.ReleaseReaderLock();
}
RetentionPolicyCheck.Tracer.TraceDebug <object, bool>((long)itemStore.GetHashCode(), "{0}: Mailbox under retention policy: {1}", TraceContext.Get(), userRetentionPolicyCache.UnderRetentionPolicy);
RetentionPolicyCheck.TracerPfd.TracePfd <int, object, bool>((long)itemStore.GetHashCode(), "PFD IWR {0} {1}: Mailbox under retention policy: {2}", 19223, TraceContext.Get(), userRetentionPolicyCache.UnderRetentionPolicy);
return(userRetentionPolicyCache);
}
// Token: 0x060004A3 RID: 1187 RVA: 0x00022124 File Offset: 0x00020324
protected override void HandleEventInternal(MapiEvent mapiEvent, MailboxSession itemStore, StoreObject item, List <KeyValuePair <string, object> > customDataToLog)
{
ElcEventBasedAssistant.Tracer.TraceDebug <MapiEvent>((long)this.GetHashCode(), "MapiEvent is handled: {0}", mapiEvent);
this.ManageCache(mapiEvent.MailboxGuid);
if (this.IsIgnorableDraft(mapiEvent, item))
{
return;
}
CachedState cachedState = AssistantsService.CachedObjectsList.GetCachedState(mapiEvent.MailboxGuid);
cachedState.LockForRead();
UserRetentionPolicyCache userRetentionPolicyCache = null;
try
{
userRetentionPolicyCache = RetentionPolicyCheck.DetailedCheckForRetentionPolicy(mapiEvent, itemStore, item, cachedState);
}
finally
{
cachedState.ReleaseReaderLock();
}
if (RetentionPolicyCheck.IsEventConfigChange(mapiEvent))
{
ElcEventBasedAssistant.Tracer.TraceDebug <object, MapiEvent>((long)this.GetHashCode(), "{0}: updated configuration {1}", TraceContext.Get(), mapiEvent);
return;
}
if (userRetentionPolicyCache != null && userRetentionPolicyCache.UnderRetentionPolicy)
{
bool flag = false;
if (!this.IsEventOnRelevantFolder(userRetentionPolicyCache, mapiEvent))
{
return;
}
if (mapiEvent.ClientType == MapiEventClientTypes.Transport && !this.InSentItems(userRetentionPolicyCache, mapiEvent))
{
ElcEventBasedAssistant.Tracer.TraceDebug <ElcEventBasedAssistant, MapiEvent>((long)this.GetHashCode(), "{0} Event is from transport and item not in SentItems. Ignoring from HandleEvent. Mapievent: {1}", this, mapiEvent);
return;
}
if (TagAssistantHelper.IsConflictableItem(mapiEvent.ObjectClass, mapiEvent.ParentEntryId, userRetentionPolicyCache.DeletedItemsId))
{
return;
}
if ((mapiEvent.EventMask & MapiEventTypeFlags.ObjectMoved) != (MapiEventTypeFlags)0 && mapiEvent.ItemType == ObjectType.MAPI_FOLDER)
{
userRetentionPolicyCache.ResetFolderCaches();
}
StoreObjectId storeObjectId = StoreObjectId.FromProviderSpecificId(mapiEvent.ItemEntryId);
if (mapiEvent.ItemType == ObjectType.MAPI_FOLDER && item == null && mapiEvent.ItemEntryId != null && (mapiEvent.EventMask & MapiEventTypeFlags.ObjectDeleted) == (MapiEventTypeFlags)0)
{
Exception ex = null;
try
{
ElcEventBasedAssistant.Tracer.TraceDebug <object, MapiEvent>((long)this.GetHashCode(), "{0}: A folder was changed and needs to be manually loaded {1}", TraceContext.Get(), mapiEvent);
item = Folder.Bind(itemStore, storeObjectId, ElcEventBasedAssistantType.InternalPreloadItemProperties);
flag = true;
}
catch (ObjectNotFoundException ex2)
{
ex = ex2;
}
catch (ConversionFailedException ex3)
{
ex = ex3;
}
catch (VirusMessageDeletedException ex4)
{
ex = ex4;
}
if (ex != null)
{
ElcEventBasedAssistant.Tracer.TraceDebug <ElcEventBasedAssistant, Exception>((long)this.GetHashCode(), "{0}: Problems loading a folder. It will not be processed. Exception: {1}", this, ex);
return;
}
}
try
{
StoreObjectId parentId = StoreObjectId.FromProviderSpecificId(mapiEvent.ParentEntryId);
ElcEventProcessor elcEventProcessor = ElcEventProcessor.GetElcEventProcessor();
elcEventProcessor.ValidateStoreObject(userRetentionPolicyCache, itemStore, parentId, storeObjectId, item, mapiEvent);
}
finally
{
if (flag)
{
item.Dispose();
}
}
}
}
// Token: 0x06000384 RID: 900 RVA: 0x00018884 File Offset: 0x00016A84
internal static DefaultFolderType GetParentDefaultFolderType(UserRetentionPolicyCache mailboxState, MailboxSession mailboxSession, StoreObjectId parentId)
{
bool flag = false;
StoreObjectId storeObjectId = parentId;
DefaultFolderType defaultFolderType = DefaultFolderType.None;
Folder folder = null;
try
{
while (!flag)
{
if (!mailboxState.FolderTypeDictionary.TryGetValue(storeObjectId, out defaultFolderType))
{
defaultFolderType = mailboxSession.IsDefaultFolderType(storeObjectId);
if (defaultFolderType != DefaultFolderType.None || ArrayComparer <byte> .Comparer.Equals(storeObjectId.ProviderLevelItemId, mailboxState.RootFolderId))
{
break;
}
Exception ex = null;
try
{
folder = Folder.Bind(mailboxSession, storeObjectId);
}
catch (ObjectNotFoundException ex2)
{
ex = ex2;
}
catch (ConversionFailedException ex3)
{
ex = ex3;
}
catch (VirusMessageDeletedException ex4)
{
ex = ex4;
}
if (ex != null)
{
TagAssistantHelper.Tracer.TraceDebug <Exception>(0L, "Problems loading a folder. It will not be processed. Exception: {0}", ex);
}
if (folder == null || ArrayComparer <byte> .Comparer.Equals(storeObjectId.ProviderLevelItemId, folder.ParentId.ProviderLevelItemId))
{
break;
}
storeObjectId = folder.ParentId;
folder.Dispose();
folder = null;
}
else
{
flag = true;
}
}
if (storeObjectId != null && !ArrayComparer <byte> .Comparer.Equals(storeObjectId.ProviderLevelItemId, parentId.ProviderLevelItemId))
{
mailboxState.FolderTypeDictionary.Add(parentId, defaultFolderType);
}
}
finally
{
if (folder != null)
{
folder.Dispose();
}
}
return(defaultFolderType);
}
