private void CreateWorkItemForReply(FolderEvaluationResult result, RuleAction.Reply action, int actionIndex)
{
if (RuleUtil.IsSameUser(this.context, this.context.RecipientCache, this.context.Sender, this.context.Recipient))
{
this.context.TraceDebug("Do not generate reply to self.");
return;
}
if (ObjectClass.IsDsn(this.context.Message.ClassName) || ObjectClass.IsMdn(this.context.Message.ClassName))
{
this.context.TraceDebug("Do not generate reply for Dsn or Mdn messages");
return;
}
if ((this.context.Message.AutoResponseSuppress & AutoResponseSuppress.AutoReply) != AutoResponseSuppress.None)
{
this.context.TraceDebug("Do not generate reply since Auto-Reply is being suppressed on current message");
return;
}
if (ObjectClass.IsApprovalMessage(this.context.Message.ClassName))
{
this.context.TraceDebug("Do not generate reply to approval message.");
return;
}
if (this.context.LimitChecker.DoesExceedAutoReplyLimit())
{
return;
}
result.AddWorkItem(new ReplyWorkItem(this.context, action.ReplyTemplateMessageEntryID, action.ReplyTemplateGuid, action.Flags, actionIndex));
}
private void CreateWorkItemForDelete(FolderEvaluationResult result, RuleAction.Delete action, int actionIndex)
{
result.ExitExecution = true;
if (result.HasDeferredMoveOrCopy)
{
this.context.TraceDebug("Softly delete the message since it is moved/copied to external store");
this.CreateWorkItemForDefer(result, action, actionIndex);
result.TargetFolder = this.context.GetDeletedItemsFolder();
return;
}
this.context.TraceDebug("Delete the message");
result.TargetFolder = null;
if (result.IsMessageDelegated)
{
this.context.TraceDebug("Message was delegated. No need to generate NRN.");
return;
}
if (!this.context.Message.IsReadReceiptRequested)
{
this.context.TraceDebug("Read Receipt is not requested on the message.");
return;
}
if (null == this.context.Message.Sender && null == this.context.Message.From && null == this.context.Message.ReadReceiptAddressee)
{
this.context.TraceDebug("No NRN recipient data, generation skipped.");
return;
}
if (this.context.IsInternetMdnDisabled)
{
this.context.TraceDebug("MDNs are disabled on the mailbox, message deleted without NRN to sender.");
return;
}
result.AddWorkItem(new DeleteWorkItem(this.context, actionIndex));
}
private void CreateWorkItemForDelegate(FolderEvaluationResult result, RuleAction.Delegate action, int actionIndex)
{
if (RuleUtil.IsNullOrEmpty(action.Recipients))
{
this.context.TraceError("Delegate recipient list is empty");
return;
}
result.AddWorkItem(new DelegateWorkItem(this.context, action.Recipients, actionIndex));
}
private void CreateWorkItemForExternalCopy(FolderEvaluationResult result, RuleAction.ExternalCopy action, int actionIndex)
{
if (this.context.CurrentRule.IsExtended)
{
this.context.TraceError("Extended Rule is configured to copy to an out-of-mailbox folder. Marking the rule in error");
this.context.MarkRuleInError(this.context.CurrentRule, action.ActionType, actionIndex, DeferredError.RuleError.Execution);
}
this.context.TraceDebug("Copy to an external store");
this.CreateWorkItemForDefer(result, action, actionIndex);
}
private void CreateWorkItemForBounce(FolderEvaluationResult result, RuleAction.Bounce action)
{
if (ObjectClass.IsDsn(this.context.Message.ClassName))
{
this.context.TraceDebug("DSN message can not be bounced");
return;
}
result.ClearWorkItems();
result.TargetFolder = null;
result.ExitExecution = true;
result.BounceCode = new RuleAction.Bounce.BounceCode?(action.Code);
this.context.TraceDebug <RuleAction.Bounce.BounceCode?>("Message will be bounced with code {0}", result.BounceCode);
}
private void CreateWorkItemForOofReply(FolderEvaluationResult result, RuleAction.OOFReply action, int actionIndex)
{
string className = this.context.Message.ClassName;
if (ObjectClass.IsDsn(className) || ObjectClass.IsMdn(className))
{
this.context.TraceDebug("Do not generate OOF reply for Dsn or Mdn messages");
return;
}
if ((this.context.Message.AutoResponseSuppress & AutoResponseSuppress.OOF) != AutoResponseSuppress.None)
{
this.context.TraceDebug("Do not generate OOF reply when Oof Reply is being suppressed");
return;
}
if (ObjectClass.IsOfClass(className, "IPM.Note.Rules.ExternalOofTemplate.Microsoft") || ObjectClass.IsOfClass(className, "IPM.Note.Rules.OofTemplate.Microsoft"))
{
this.context.TraceDebug("Do not generate OOF reply for Oof Message");
return;
}
if (ObjectClass.IsOutlookRecall(className) || ObjectClass.IsOfClass(className, "IPM.Recall.Report.Failure") || ObjectClass.IsOfClass(className, "IPM.Recall.Report.Success"))
{
this.context.TraceDebug("Do not generate OOF reply for outlook recall Message");
return;
}
if (null == this.context.Message.Sender)
{
this.context.TraceDebug("Do not generate OOF reply for an unknown sender");
return;
}
string routingType = this.context.Message.Sender.RoutingType;
if (string.IsNullOrEmpty(routingType) || (!(routingType == "SMTP") && !(routingType == "EX") && !routingType.Equals("X400")))
{
this.context.TraceDebug <string>("Do not generate OOF reply for address type {0}", routingType ?? "<null>");
return;
}
if (RuleUtil.IsNullOrEmpty(action.ReplyTemplateMessageEntryID))
{
this.context.TraceError("Replay template message id is empty");
return;
}
bool?valueAsNullable = this.context.Message.GetValueAsNullable <bool>(ItemSchema.DelegatedByRule);
if (valueAsNullable != null && valueAsNullable.Value)
{
this.context.TraceDebug("Do not generate OOF reply for messages delegated by rule.");
return;
}
result.AddWorkItem(new OofReplyWorkItem(this.context, action.ReplyTemplateMessageEntryID, actionIndex));
}
private DeferredActionWorkItem CreateWorkItemForDefer(FolderEvaluationResult result, RuleAction action, int actionIndex)
{
string provider = this.context.CurrentRule.Provider;
DeferredActionWorkItem deferredActionWorkItem = result.GetDeferredActionWorkItem(provider);
if (deferredActionWorkItem == null)
{
this.context.TraceDebug <string>("Create Deferred Action Message for provider {0}", provider);
deferredActionWorkItem = new DeferredActionWorkItem(this.context, this.context.CurrentRule.Provider, actionIndex);
result.AddWorkItem(deferredActionWorkItem);
}
deferredActionWorkItem.AddAction(action);
return(deferredActionWorkItem);
}
public MailboxEvaluationResult Evaluate()
{
HashSet <StoreId> hashSet = new HashSet <StoreId>();
MailboxEvaluationResult mailboxEvaluationResult = new MailboxEvaluationResult(this.context);
for (;;)
{
Folder currentFolder = this.context.CurrentFolder;
this.context.TraceDebug <string>("Evaluating Rules in Folder {0}", this.context.CurrentFolderDisplayName);
this.context.AddCurrentFolderIdTo(hashSet);
FolderEvaluationResult folderEvaluationResult = this.EvaluateRulesOnCurrentFolder();
if (folderEvaluationResult == null)
{
break;
}
mailboxEvaluationResult.AddFolderResult(folderEvaluationResult);
if (mailboxEvaluationResult.TargetFolder == null)
{
goto Block_2;
}
if (currentFolder.Id.Equals(mailboxEvaluationResult.TargetFolder.Id))
{
goto Block_3;
}
if (hashSet.Contains(mailboxEvaluationResult.TargetFolder.Id))
{
goto Block_4;
}
this.context.CurrentFolder = mailboxEvaluationResult.TargetFolder;
}
this.context.TraceError("Stop rules processing because folder result is empty");
return(mailboxEvaluationResult);
Block_2:
this.context.TraceDebug("Stop rules processing because the message is deleted");
return(mailboxEvaluationResult);
Block_3:
this.context.TraceDebug("Target folder is not changed after evaluating rules on a folder. Complete rules processing");
return(mailboxEvaluationResult);
Block_4:
this.context.TraceDebug <string>("Loop detected on folder {0}. Stop rules processing", mailboxEvaluationResult.TargetFolder.DisplayName);
return(mailboxEvaluationResult);
}
private void CreateWorkItemForInMailboxCopy(FolderEvaluationResult result, RuleAction.InMailboxCopy action, int actionIndex)
{
Folder folder;
if (!this.context.TryOpenLocalStore(action.FolderEntryID, out folder))
{
this.context.TraceError <byte[]>("Could not bind to local folder {0}", action.FolderEntryID);
this.context.MarkRuleInError(this.context.CurrentRule, action.ActionType, actionIndex, DeferredError.RuleError.NoFolder);
return;
}
this.context.TraceDebug <string>("Copy to local folder {0}", folder.DisplayName);
if (!result.HasCopyWorkItemTo(folder.Id))
{
result.AddWorkItem(new CopyWorkItem(this.context, folder, actionIndex));
return;
}
this.context.TraceDebug("Duplicate copy to a folder will be ignored");
}
private void CreateWorkItemForForward(FolderEvaluationResult result, RuleAction.Forward action, int actionIndex)
{
if (ObjectClass.IsDsn(this.context.Message.ClassName) || ObjectClass.IsMdn(this.context.Message.ClassName))
{
this.context.TraceDebug("Do not forward for Dsn or Mdn messages");
return;
}
if (this.context.Message.Sensitivity == Sensitivity.Private)
{
this.context.TraceDebug("Do not forward private message");
return;
}
object obj = this.context.Message.TryGetProperty(MessageItemSchema.RecipientReassignmentProhibited);
if (obj is bool && (bool)obj)
{
this.context.TraceDebug("Do not forward message is recipient reassignment is prohibited");
return;
}
if ((this.context.Message.AutoResponseSuppress & AutoResponseSuppress.AutoReply) != AutoResponseSuppress.None && RuleLoader.IsOofRule(this.context.CurrentRule))
{
this.context.TraceDebug("Do not forward message is auto reply is suppressed");
return;
}
if (RuleUtil.IsNullOrEmpty(action.Recipients))
{
this.context.TraceError("Forward recipient list is empty");
return;
}
if (!this.context.LimitChecker.CheckAndIncrementForwardeeCount(action.Recipients.Length))
{
this.context.TraceDebug(string.Concat(new object[]
{
"Rule ",
this.context.CurrentRule.Name,
" is forwarding to ",
action.Recipients.Length,
" additional recipients, which reached the accumulated forwardee limit, evaluation skipped."
}));
return;
}
result.AddWorkItem(new ForwardWorkItem(this.context, action.Recipients, action.Flags, actionIndex));
}
public void Execute(ExecutionStage stage)
{
foreach (WorkItem workItem in this.workItems)
{
if ((stage & workItem.Stage) != (ExecutionStage)0)
{
string stageDescription = FolderEvaluationResult.GetStageDescription(stage);
try
{
this.context.CurrentRule = workItem.Rule;
RuleUtil.FaultInjection((FaultInjectionLid)4175834429U);
workItem.Execute();
this.context.LogWorkItemExecution(workItem);
}
catch (InvalidRuleException exception)
{
this.context.RecordError(exception, stageDescription);
this.context.DisableAndMarkRuleInError(workItem.Rule, workItem.Rule.Actions[workItem.ActionIndex].ActionType, workItem.ActionIndex, DeferredError.RuleError.Execution);
}
catch (StoragePermanentException exception2)
{
this.context.RecordError(exception2, stageDescription);
}
catch (ExchangeDataException exception3)
{
this.context.RecordError(exception3, stageDescription);
}
catch (MapiPermanentException exception4)
{
this.context.RecordError(exception4, stageDescription);
}
catch (DataValidationException exception5)
{
this.context.RecordError(exception5, stageDescription);
}
finally
{
this.context.CurrentRule = null;
}
}
}
}
private void CreateWorkItemForInMailboxMove(FolderEvaluationResult result, RuleAction.InMailboxMove action, int actionIndex)
{
if (this.context.ShouldSkipMoveRule)
{
return;
}
if (result.IsMessageMoved)
{
this.context.TraceDebug("Message is moved by a previous rule/action. Treat move as copy");
this.CreateWorkItemForInMailboxCopy(result, new RuleAction.InMailboxCopy(action.FolderEntryID), actionIndex);
return;
}
Folder folder;
if (this.context.TryOpenLocalStore(action.FolderEntryID, out folder))
{
this.context.TraceDebug <string>("Move to local folder {0}", folder.DisplayName);
if (this.context.CurrentFolder.Id.Equals(folder.Id))
{
this.context.TraceDebug("Move to current folder will be ignored");
result.IsMessageMoved = true;
return;
}
result.TargetFolder = folder;
result.IsMessageMoved = true;
return;
}
else
{
if ("JunkEmailRule".Equals(this.context.CurrentRule.Provider, StringComparison.OrdinalIgnoreCase))
{
this.context.TraceDebug("Unable to open junk email folder, skipping the move.");
return;
}
this.context.TraceError <byte[]>("Could not bind to local folder {0}", action.FolderEntryID);
this.context.MarkRuleInError(this.context.CurrentRule, action.ActionType, actionIndex, DeferredError.RuleError.NoFolder);
return;
}
}
private void CreateWorkItemForExternalMove(FolderEvaluationResult result, RuleAction.ExternalMove action, int actionIndex)
{
if (this.context.CurrentRule.IsExtended)
{
this.context.TraceError("Extended Rule is configured to move to an out-of-mailbox folder. Marking the rule in error");
this.context.MarkRuleInError(this.context.CurrentRule, action.ActionType, actionIndex, DeferredError.RuleError.Execution);
}
if (this.context.ShouldSkipMoveRule)
{
return;
}
if (result.IsMessageMoved)
{
this.context.TraceDebug("Message is moved by a previous rule/action. Treat move as copy");
this.CreateWorkItemForExternalCopy(result, new RuleAction.ExternalCopy(action.StoreEntryID, action.FolderEntryID), actionIndex);
return;
}
this.context.TraceDebug("Move to an external store");
DeferredActionWorkItem deferredActionWorkItem = this.CreateWorkItemForDefer(result, action, actionIndex);
deferredActionWorkItem.MoveToStoreEntryId = action.StoreEntryID;
deferredActionWorkItem.MoveToFolderEntryId = action.FolderEntryID;
result.IsMessageMoved = true;
}
public RuleSet(FolderEvaluationResult evaluationResult, List <Rule> rules)
{
this.evaluationResult = evaluationResult;
this.rules = rules;
}
public void AddFolderResult(FolderEvaluationResult folderResult)
{
this.folderResults.Add(folderResult);
this.targetFolder = folderResult.TargetFolder;
}
private void CreateWorkItemForMarkAsRead(FolderEvaluationResult result, RuleAction.MarkAsRead action, int actionIndex)
{
result.AddWorkItem(new MarkAsReadWorkItem(this.context, actionIndex));
}
private void CreateWorkItemForAction(FolderEvaluationResult result, RuleAction action, int actionIndex)
{
if (action == null)
{
this.context.TraceError("Action is empty");
return;
}
this.context.TraceDebug <Type>("Create work item for action {0}", action.GetType());
if (action is RuleAction.InMailboxMove)
{
this.CreateWorkItemForInMailboxMove(result, (RuleAction.InMailboxMove)action, actionIndex);
return;
}
if (action is RuleAction.ExternalMove)
{
this.CreateWorkItemForExternalMove(result, (RuleAction.ExternalMove)action, actionIndex);
return;
}
if (action is RuleAction.InMailboxCopy)
{
this.CreateWorkItemForInMailboxCopy(result, (RuleAction.InMailboxCopy)action, actionIndex);
return;
}
if (action is RuleAction.ExternalCopy)
{
this.CreateWorkItemForExternalCopy(result, (RuleAction.ExternalCopy)action, actionIndex);
return;
}
if (action is RuleAction.Bounce)
{
this.CreateWorkItemForBounce(result, (RuleAction.Bounce)action);
return;
}
if (action is RuleAction.Reply)
{
this.CreateWorkItemForReply(result, (RuleAction.Reply)action, actionIndex);
return;
}
if (action is RuleAction.OOFReply)
{
this.CreateWorkItemForOofReply(result, (RuleAction.OOFReply)action, actionIndex);
return;
}
if (action is RuleAction.Defer)
{
this.CreateWorkItemForDefer(result, (RuleAction.Defer)action, actionIndex);
return;
}
if (action is RuleAction.Forward)
{
this.CreateWorkItemForForward(result, (RuleAction.Forward)action, actionIndex);
return;
}
if (action is RuleAction.Delegate)
{
this.CreateWorkItemForDelegate(result, (RuleAction.Delegate)action, actionIndex);
return;
}
if (action is RuleAction.Tag)
{
this.CreateWorkItemForTag(result, (RuleAction.Tag)action, actionIndex);
return;
}
if (action is RuleAction.Delete)
{
this.CreateWorkItemForDelete(result, (RuleAction.Delete)action, actionIndex);
return;
}
if (action is RuleAction.MarkAsRead)
{
this.CreateWorkItemForMarkAsRead(result, (RuleAction.MarkAsRead)action, actionIndex);
return;
}
this.context.TraceError <RuleAction.Type>("Unsupported action type {0}", action.ActionType);
this.context.MarkRuleInError(this.context.CurrentRule, action.ActionType, actionIndex, DeferredError.RuleError.Unknown);
}
private FolderEvaluationResult EvaluateRulesOnCurrentFolder()
{
FolderEvaluationResult folderEvaluationResult = null;
string stage = ServerStrings.FolderRuleStageLoading;
try
{
RuleUtil.FaultInjection((FaultInjectionLid)3353750845U);
List <Rule> list = this.context.LoadRules();
if (list == null)
{
return(null);
}
stage = ServerStrings.FolderRuleStageEvaluation;
folderEvaluationResult = new FolderEvaluationResult(this.context, list);
if (this.context.SharedPropertiesBetweenAgents == null)
{
this.context.SharedPropertiesBetweenAgents = new Dictionary <PropertyDefinition, object>();
}
foreach (Rule rule in folderEvaluationResult.Rules)
{
this.context.CurrentRule = rule;
if (this.EvaluateRule(rule, folderEvaluationResult))
{
if ((rule.StateFlags & RuleStateFlags.ExitAfterExecution) != (RuleStateFlags)0)
{
this.context.TraceDebug <string>("Encountered exit level rule {0} ", rule.Name);
folderEvaluationResult.ExitExecution = true;
this.context.SharedPropertiesBetweenAgents[ItemSchema.IsStopProcessingRuleApplicable] = true;
}
if (RuleLoader.IsJunkEmailRule(rule))
{
this.context.TraceDebug <string>("Processed junk email rule {0} ", rule.Name);
this.context.SharedPropertiesBetweenAgents[SharedProperties.ItemMovedByJunkMailRule] = folderEvaluationResult.IsMessageMoved;
break;
}
if (RuleLoader.IsNeverClutterOverrideRule(rule))
{
this.context.SharedPropertiesBetweenAgents[ItemSchema.InferenceNeverClutterOverrideApplied] = true;
}
this.context.SharedPropertiesBetweenAgents[ItemSchema.ItemMovedByConversationAction] = this.context.ShouldSkipMoveRule;
this.context.SharedPropertiesBetweenAgents[ItemSchema.ItemMovedByRule] = folderEvaluationResult.IsMessageMoved;
if (!folderEvaluationResult.ShouldContinue)
{
this.context.TraceDebug("Terminate rules processing on current folder");
break;
}
}
}
this.context.CurrentRule = null;
}
catch (StoragePermanentException exception)
{
this.context.RecordError(exception, stage);
}
catch (ExchangeDataException exception2)
{
this.context.RecordError(exception2, stage);
}
catch (MapiPermanentException exception3)
{
this.context.RecordError(exception3, stage);
}
catch (DataValidationException exception4)
{
this.context.RecordError(exception4, stage);
}
finally
{
this.context.CurrentRule = null;
}
return(folderEvaluationResult);
}
private bool EvaluateRule(Rule rule, FolderEvaluationResult result)
{
if (rule == null)
{
throw new ArgumentNullException("rule");
}
if (result == null)
{
throw new ArgumentNullException("result");
}
if (rule.Actions == null)
{
throw new ArgumentException("Rule.Actions must not be null.");
}
this.context.CurrentRule = rule;
this.context.NestedLevel = 0;
this.context.TraceDebug <string>("Evaluate rule {0}", rule.Name);
int i = 0;
bool result2;
try
{
RuleUtil.FaultInjection((FaultInjectionLid)3102092605U);
if (!RestrictionEvaluator.Evaluate(rule.Condition, this.context))
{
result2 = false;
}
else
{
this.context.TraceDebug <string>("Rule {0} evaluated to true", rule.Name);
if (this.context.HasRuleFiredBefore(rule))
{
this.context.TraceDebug <string>("Rule history loop detected on rule {0}", rule.Name);
result2 = false;
}
else
{
while (i < rule.Actions.Length)
{
RuleAction ruleAction = rule.Actions[i];
if (ruleAction == null)
{
this.context.TraceDebug <string, int>("For rule \"{0}\", action at index {1} is null.", rule.Name, i);
}
else
{
this.CreateWorkItemForAction(result, ruleAction, i++);
if (!result.ShouldContinue)
{
this.context.TraceDebug <Type>("Stop evaluation process after action {0}", ruleAction.GetType());
break;
}
}
}
result2 = true;
}
}
}
catch (InvalidRuleException exception)
{
this.context.DisableAndMarkRuleInError(rule, rule.Actions[i].ActionType, i, DeferredError.RuleError.Parsing);
this.context.RecordError(exception, ServerStrings.FolderRuleStageEvaluation);
result2 = false;
}
return(result2);
}
private void CreateWorkItemForTag(FolderEvaluationResult result, RuleAction.Tag action, int actionIndex)
{
result.AddWorkItem(new TagWorkItem(this.context, action.Value, actionIndex));
}