public override SelectionRuleNode CreateNode([NotNull] Node node, params object[] parameters)
{
SelectionRuleNode result = null;
if (parameters != null && parameters.Length == 1 && parameters[0] is string trustBoundaryTemplateName)
{
var trustBoundaryTemplate = _model?.TrustBoundaryTemplates?
.FirstOrDefault(x => string.CompareOrdinal(x.Name, trustBoundaryTemplateName) == 0);
if (trustBoundaryTemplate != null)
{
result = new TrustBoundaryTemplateRuleNode(trustBoundaryTemplate)
{
Scope = Scope
};
}
}
return(result);
}
public override SelectionRuleNode VisitFlowExpression(TmtParser.FlowExpressionContext context)
{
SelectionRuleNode result = null;
var id = context.right?.Text?.Trim('\'');
if (!string.IsNullOrWhiteSpace(id))
{
switch (context.op?.GetText())
{
case "is":
result = GetIdComparisonRuleNode(id, Scope.Object);
break;
case "crosses":
var template = GetTrustBoundaryTemplate(id);
if (template != null)
{
result = new TrustBoundaryTemplateRuleNode(template);
}
else
{
if (_source.ElementTypes?.Any(x => x.IsGeneric &&
(x.ElementType == ElementType.BorderBoundary || x.ElementType == ElementType.LineBoundary) &&
string.CompareOrdinal(x.TypeId, id) == 0) ?? false)
{
result = new CrossTrustBoundaryRuleNode("Crosses Trust Boundary", true);
}
}
break;
}
if (Rule == null)
{
Rule = result;
}
}
return(result);
}
private static void UpdateNode([NotNull] Node node,
IEnumerable <ITrustBoundaryTemplate> templates, [NotNull] TrustBoundaryTemplateRuleNode ruleNode)
{
var values = templates?.Select(x => x.Name).ToArray();
var selected = templates?.FirstOrDefault(x => x.Id == ruleNode.TrustBoundaryTemplate)?.Name;
if ((values?.Any() ?? false) && !string.IsNullOrWhiteSpace(selected))
{
UpdateNode(node, ruleNode.Name, null, null, values, selected, "crosses");
}
}
