/// <summary>
/// Reset the templates engine, if it is initialized but empty.
/// </summary>
/// <remarks>
/// If an event as part of the add configuration code accesses templates, it can sometime happen,
/// that the templates engine is started up, but without any templates in it. And it nevers resets.
///
/// The symptom is that all items are displayed as "This item has no fields".
/// </remarks>
private void ResetTheTemplatesEngineIfTheTemplatesListIsEmpty(TemplateEngine templateEngine)
{
if (_hasResetTemplatesEngines)
{
return;
}
_hasResetTemplatesEngines = true;
FieldInfo field = templateEngine.GetType().GetField("_templates", BindingFlags.NonPublic | BindingFlags.Instance);
if (field == null)
{
return;
}
var templates = (TemplateDictionary)field.GetValue(templateEngine);
if (templates != null && templates.Count == 0)
{
_log.Log <DataProviderMasterDatabase>("Resetting the template engine, because it is initialized but empty.");
templateEngine.Reset();
}
}