/// <summary>
/// Performs the Transform.
/// </summary>
public override void Transform(Engine engine, Package package)
{
Logger.Debug("Transform");
Initialize(engine, package);
int expandLinkDepth;
package.TryGetParameter("expandLinkDepth", out expandLinkDepth, Logger);
string[] modelBuilderTypeNames = GetModelBuilderTypeNames();
RenderedItem renderedItem = Engine.PublishingContext.RenderedItem;
Page page = GetPage();
try
{
DataModelBuilderSettings settings = new DataModelBuilderSettings
{
ExpandLinkDepth = expandLinkDepth,
GenerateXpmMetadata = IsXpmEnabled || IsPreview,
Locale = GetLocale()
};
DataModelBuilderPipeline modelBuilderPipeline = new DataModelBuilderPipeline(renderedItem, settings, modelBuilderTypeNames);
PageModelData pageModel = modelBuilderPipeline.CreatePageModel(page);
OutputJson = JsonSerialize(pageModel, IsPreview, DataModelBinder.SerializerSettings);
}
catch (Exception ex)
{
throw new DxaException($"An error occurred while rendering {page.FormatIdentifier()}", ex);
}
}
private PageModelData CreatePageModel(Page page, out RenderedItem renderedItem, IEnumerable <string> modelBuilderTypeNames = null)
{
renderedItem = CreateTestRenderedItem(page, page.PageTemplate);
if (modelBuilderTypeNames == null)
{
modelBuilderTypeNames = _defaultModelBuilderTypeNames;
}
DataModelBuilderPipeline testModelBuilderPipeline = new DataModelBuilderPipeline(
renderedItem,
_defaultModelBuilderSettings,
modelBuilderTypeNames,
new TestLogger()
);
PageModelData result = testModelBuilderPipeline.CreatePageModel(page);
Assert.IsNotNull(result);
OutputJson(result, DataModelBinder.SerializerSettings);
return(result);
}