protected override bool EvaluateMatch(Tuple <TransportRule, XDocument> rulePackDataObject, Func <string, CultureInfo, CompareOptions, bool> objectPropertyMatchOperator)
{
ExAssert.RetailAssert(rulePackDataObject != null && rulePackDataObject.Item1 != null && rulePackDataObject.Item2 != null, "The rule pack data object passed to the name matcher must not be null");
bool flag = false;
DlpUtils.DataClassificationQueryContext dataClassificationQueryContext = new DlpUtils.DataClassificationQueryContext(rulePackDataObject.Item1.OrganizationId, ClassificationDefinitionsDiagnosticsReporter.Instance)
{
CurrentRuleCollectionTransportRuleObject = rulePackDataObject.Item1,
CurrentRuleCollectionXDoc = rulePackDataObject.Item2
};
XElement operationArgument;
if (!DlpUtils.TryExecuteOperation <XmlException, XDocument, XElement>(dataClassificationQueryContext, new Func <XDocument, XElement>(XmlProcessingUtils.GetRulePackageMetadataElement), dataClassificationQueryContext.CurrentRuleCollectionXDoc, out operationArgument))
{
return(flag);
}
ClassificationRuleCollectionLocalizableDetails classificationRuleCollectionLocalizableDetails;
if (!DlpUtils.TryExecuteOperation <XmlException, XElement, ClassificationRuleCollectionLocalizableDetails>(dataClassificationQueryContext, new Func <XElement, ClassificationRuleCollectionLocalizableDetails>(XmlProcessingUtils.ReadDefaultRulePackageMetadata), operationArgument, out classificationRuleCollectionLocalizableDetails))
{
return(flag);
}
flag = objectPropertyMatchOperator(classificationRuleCollectionLocalizableDetails.Name, classificationRuleCollectionLocalizableDetails.Culture, CompareOptions.IgnoreCase);
if (!flag)
{
Dictionary <CultureInfo, ClassificationRuleCollectionLocalizableDetails> source;
if (!DlpUtils.TryExecuteOperation <XmlException, XElement, Dictionary <CultureInfo, ClassificationRuleCollectionLocalizableDetails> >(dataClassificationQueryContext, new Func <XElement, Dictionary <CultureInfo, ClassificationRuleCollectionLocalizableDetails> >(XmlProcessingUtils.ReadAllRulePackageMetadata), operationArgument, out source))
{
return(flag);
}
flag = source.Any((KeyValuePair <CultureInfo, ClassificationRuleCollectionLocalizableDetails> localizedDetail) => objectPropertyMatchOperator(localizedDetail.Value.Name, localizedDetail.Key, CompareOptions.IgnoreCase));
}
return(flag);
}
private static void EnsureResultsIntegrity(DlpUtils.DataClassificationQueryContext queryContext, QueryMatchResult queryMatchResult, Dictionary <string, DataClassificationPresentationObject> allQueryResultsDictionary, ClassificationRuleCollectionPresentationObject currentRulePackagePresentationObject)
{
DataClassificationPresentationObject dataClassificationPresentationObject;
if (!allQueryResultsDictionary.TryGetValue(queryMatchResult.MatchingRuleId, out dataClassificationPresentationObject))
{
return;
}
if (ClassificationDefinitionConstants.RuleCollectionIdComparer.Equals(dataClassificationPresentationObject.ClassificationRuleCollection.Name, currentRulePackagePresentationObject.Name))
{
throw new ArgumentException(Strings.DataClassificationNonUniqueQuery(dataClassificationPresentationObject.LocalizedName, dataClassificationPresentationObject.Identity.ToString(), dataClassificationPresentationObject.ClassificationRuleCollection.Name));
}
queryContext.CurrentDiagnosticsReporter.WriteDuplicateRuleIdAcrossRulePacksDiagnosticsInformation(0, queryContext.CurrentOrganizationId, dataClassificationPresentationObject.ClassificationRuleCollection.DistinguishedName, queryContext.CurrentRuleCollectionTransportRuleObject.DistinguishedName, queryMatchResult.MatchingRuleId);
throw new ArgumentException(Strings.DataClassificationAmbiguousIdentity(queryMatchResult.QueryString, currentRulePackagePresentationObject.Name, dataClassificationPresentationObject.LocalizedName, dataClassificationPresentationObject.Identity.ToString(), dataClassificationPresentationObject.ClassificationRuleCollection.Name));
}
private static bool PopulateMatchResults(DlpUtils.DataClassificationQueryContext queryContext, Dictionary <string, DataClassificationPresentationObject> queriedNameDictionary, IEnumerable <QueryMatchResult> nameMatchResultsFromCurrentRulePack, Dictionary <string, DataClassificationPresentationObject> queriedGuidDictionary, IEnumerable <QueryMatchResult> idMatchResultsFromCurrentRulePack, Dictionary <string, DataClassificationPresentationObject> allQueryResultsDictionary)
{
ClassificationRuleCollectionPresentationObject classificationRuleCollectionPresentationObject;
if (!DlpUtils.CreateClassificationRuleCollectionPresentationObject(queryContext, out classificationRuleCollectionPresentationObject))
{
return(false);
}
List <Tuple <QueryMatchResult, DataClassificationPresentationObject> > list;
if (!DlpUtils.CreateDataClassificationPresentationObjects(queryContext, classificationRuleCollectionPresentationObject, nameMatchResultsFromCurrentRulePack, out list))
{
return(false);
}
List <Tuple <QueryMatchResult, DataClassificationPresentationObject> > list2;
if (!DlpUtils.CreateDataClassificationPresentationObjects(queryContext, classificationRuleCollectionPresentationObject, idMatchResultsFromCurrentRulePack, out list2))
{
return(false);
}
foreach (Tuple <QueryMatchResult, DataClassificationPresentationObject> tuple in list)
{
QueryMatchResult item = tuple.Item1;
DataClassificationPresentationObject item2 = tuple.Item2;
if (queriedNameDictionary[item.QueryString] != null)
{
throw new ArgumentException(Strings.DataClassificationAmbiguousName(item.QueryString));
}
DlpUtils.EnsureResultsIntegrity(queryContext, item, allQueryResultsDictionary, classificationRuleCollectionPresentationObject);
queriedNameDictionary[item.QueryString] = item2;
allQueryResultsDictionary.Add(item.MatchingRuleId, item2);
}
foreach (Tuple <QueryMatchResult, DataClassificationPresentationObject> tuple2 in list2)
{
QueryMatchResult item3 = tuple2.Item1;
DataClassificationPresentationObject item4 = tuple2.Item2;
DataClassificationPresentationObject dataClassificationPresentationObject = queriedGuidDictionary[item3.QueryString];
if (dataClassificationPresentationObject != null)
{
queryContext.CurrentDiagnosticsReporter.WriteDuplicateRuleIdAcrossRulePacksDiagnosticsInformation(0, queryContext.CurrentOrganizationId, dataClassificationPresentationObject.ClassificationRuleCollection.DistinguishedName, queryContext.CurrentRuleCollectionTransportRuleObject.DistinguishedName, item3.MatchingRuleId);
throw new ArgumentException(Strings.DataClassificationAmbiguousIdentifier(item3.QueryString));
}
DlpUtils.EnsureResultsIntegrity(queryContext, item3, allQueryResultsDictionary, classificationRuleCollectionPresentationObject);
queriedGuidDictionary[item3.QueryString] = item4;
allQueryResultsDictionary.Add(item3.MatchingRuleId, item4);
}
return(true);
}
private static bool CreateDataClassificationPresentationObjects(DlpUtils.DataClassificationQueryContext queryContext, ClassificationRuleCollectionPresentationObject ruleCollectionPresentationObject, IEnumerable <QueryMatchResult> queryMatchResults, out List <Tuple <QueryMatchResult, DataClassificationPresentationObject> > presentationObjects)
{
presentationObjects = null;
List <Tuple <QueryMatchResult, DataClassificationPresentationObject> > list = new List <Tuple <QueryMatchResult, DataClassificationPresentationObject> >();
foreach (QueryMatchResult queryMatchResult in queryMatchResults)
{
DataClassificationPresentationObject item;
if (!DlpUtils.CreateDataClassificationPresentationObject(queryContext, queryMatchResult.MatchingRuleId, queryMatchResult.MatchingRuleXElement, queryMatchResult.MatchingResourceXElement, ruleCollectionPresentationObject, out item))
{
return(false);
}
list.Add(new Tuple <QueryMatchResult, DataClassificationPresentationObject>(queryMatchResult, item));
}
presentationObjects = list;
return(true);
}
internal static IEnumerable <DataClassificationPresentationObject> QueryDataClassification(IEnumerable <string> queriedIdentities, OrganizationId organizationId, IConfigurationSession openedDataSession = null, IClassificationDefinitionsDataReader dataReader = null, IClassificationDefinitionsDiagnosticsReporter diagnosticsReporter = null)
{
ArgumentValidator.ThrowIfNull("queriedIdentities", queriedIdentities);
if (object.ReferenceEquals(null, organizationId))
{
throw new ArgumentNullException("organizationId");
}
List <string> list = new List <string>();
Dictionary <string, DataClassificationPresentationObject> queriedNameDictionary = new Dictionary <string, DataClassificationPresentationObject>(StringComparer.Ordinal);
Dictionary <string, DataClassificationPresentationObject> queriedGuidDictionary = new Dictionary <string, DataClassificationPresentationObject>(ClassificationDefinitionConstants.RuleIdComparer);
Dictionary <string, DataClassificationPresentationObject> allQueryResultsDictionary = new Dictionary <string, DataClassificationPresentationObject>(ClassificationDefinitionConstants.RuleIdComparer);
foreach (string text in queriedIdentities)
{
if (!string.IsNullOrEmpty(text))
{
list.Add(text);
Guid guid;
if (GuidHelper.TryParseGuid(text, out guid))
{
queriedGuidDictionary.Add(text, null);
}
else
{
queriedNameDictionary.Add(text, null);
}
}
}
if (!list.Any <string>())
{
return(Enumerable.Empty <DataClassificationPresentationObject>());
}
DlpUtils.DataClassificationQueryContext dataClassificationQueryContext = new DlpUtils.DataClassificationQueryContext(organizationId, diagnosticsReporter ?? ClassificationDefinitionsDiagnosticsReporter.Instance);
bool flag = queriedNameDictionary.Any <KeyValuePair <string, DataClassificationPresentationObject> >();
bool flag2 = queriedGuidDictionary.Any <KeyValuePair <string, DataClassificationPresentationObject> >();
foreach (Tuple <TransportRule, XDocument> tuple in DlpUtils.AggregateOobAndCustomClassificationDefinitions(organizationId, openedDataSession, null, null, dataReader, dataClassificationQueryContext.CurrentDiagnosticsReporter))
{
dataClassificationQueryContext.CurrentRuleCollectionTransportRuleObject = tuple.Item1;
dataClassificationQueryContext.CurrentRuleCollectionXDoc = tuple.Item2;
IEnumerable <QueryMatchResult> nameMatchResultsFromCurrentRulePack = Enumerable.Empty <QueryMatchResult>();
if (!flag || DlpUtils.GetNameQueryMatchResult(dataClassificationQueryContext, queriedNameDictionary.Keys, out nameMatchResultsFromCurrentRulePack))
{
IEnumerable <QueryMatchResult> idMatchResultsFromCurrentRulePack = Enumerable.Empty <QueryMatchResult>();
if (!flag2 || DlpUtils.GetIdQueryMatchResult(dataClassificationQueryContext, queriedGuidDictionary.Keys, out idMatchResultsFromCurrentRulePack))
{
DlpUtils.PopulateMatchResults(dataClassificationQueryContext, queriedNameDictionary, nameMatchResultsFromCurrentRulePack, queriedGuidDictionary, idMatchResultsFromCurrentRulePack, allQueryResultsDictionary);
}
}
}
return((from presentationObject in list.Select(delegate(string queriedIdentity)
{
DataClassificationPresentationObject result;
if (queriedNameDictionary.TryGetValue(queriedIdentity, out result))
{
return result;
}
if (!queriedGuidDictionary.TryGetValue(queriedIdentity, out result))
{
return null;
}
return result;
})
where presentationObject != null
select presentationObject).ToList <DataClassificationPresentationObject>());
}
private static bool CreateDataClassificationPresentationObject(DlpUtils.DataClassificationQueryContext operationContext, string ruleIdentifier, XElement ruleElement, XElement resourceElement, ClassificationRuleCollectionPresentationObject ruleCollectionPresentationObject, out DataClassificationPresentationObject dataClassificationPresentationObject)
{
return(DlpUtils.TryExecuteOperation <XmlException, object, object, DataClassificationPresentationObject>(operationContext, (object unusedStub1, object unusedStub2) => DataClassificationPresentationObject.Create(ruleIdentifier, ruleElement, resourceElement, ruleCollectionPresentationObject), null, null, out dataClassificationPresentationObject));
}
private static bool CreateClassificationRuleCollectionPresentationObject(DlpUtils.DataClassificationQueryContext operationContext, out ClassificationRuleCollectionPresentationObject presentationObject)
{
return(DlpUtils.TryExecuteOperation <XmlException, TransportRule, XDocument, ClassificationRuleCollectionPresentationObject>(operationContext, new Func <TransportRule, XDocument, ClassificationRuleCollectionPresentationObject>(ClassificationRuleCollectionPresentationObject.Create), operationContext.CurrentRuleCollectionTransportRuleObject, operationContext.CurrentRuleCollectionXDoc, out presentationObject));
}
private static bool GetIdQueryMatchResult(DlpUtils.DataClassificationQueryContext queryContext, IEnumerable <string> queriedIds, out IEnumerable <QueryMatchResult> idMatchResultsFromCurrentRulePack)
{
return(DlpUtils.TryExecuteOperation <XmlException, XDocument, IEnumerable <string>, IEnumerable <QueryMatchResult> >(queryContext, new Func <XDocument, IEnumerable <string>, IEnumerable <QueryMatchResult> >(XmlProcessingUtils.GetMatchingRulesById), queryContext.CurrentRuleCollectionXDoc, queriedIds, out idMatchResultsFromCurrentRulePack));
}
private static bool GetNameQueryMatchResult(DlpUtils.DataClassificationQueryContext queryContext, IEnumerable <string> queriedNames, out IEnumerable <QueryMatchResult> nameMatchResultsFromCurrentRulePack)
{
return(DlpUtils.TryExecuteOperation <XmlException, XDocument, IEnumerable <string>, IEnumerable <QueryMatchResult> >(queryContext, (XDocument rulePackXDoc, IEnumerable <string> queriedRuleNames) => XmlProcessingUtils.GetMatchingRulesByName(rulePackXDoc, queriedRuleNames, NameMatchingOptions.InvariantNameOrLocalizedNameMatch, true), queryContext.CurrentRuleCollectionXDoc, queriedNames, out nameMatchResultsFromCurrentRulePack));
}
internal static bool TryExecuteOperation <TExceptionToHandle, TArg1, TArg2, TResult>(DlpUtils.DataClassificationQueryContext operationContext, Func <TArg1, TArg2, TResult> protectedOperation, TArg1 operationArgument1, TArg2 operationArgument2, out TResult operationResult) where TExceptionToHandle : Exception
{
operationResult = default(TResult);
try
{
operationResult = protectedOperation(operationArgument1, operationArgument2);
}
catch (TExceptionToHandle texceptionToHandle)
{
TExceptionToHandle texceptionToHandle2 = (TExceptionToHandle)((object)texceptionToHandle);
operationContext.CurrentDiagnosticsReporter.WriteCorruptRulePackageDiagnosticsInformation(0, operationContext.CurrentOrganizationId, operationContext.CurrentRuleCollectionTransportRuleObject.DistinguishedName, new AggregateException(new Exception[]
{
texceptionToHandle2
}).Flatten());
return(false);
}
return(true);
}
