public void BuildEntityModel(ref EntityModel entityModel, IComponentPresentation cp, Localization localization)
{
using (new Tracer(entityModel, cp, localization))
{
IFieldSet contextExpressionsFieldSet;
if (cp.ExtensionData == null || !cp.ExtensionData.TryGetValue(Constants.ContextExpressionsKey, out contextExpressionsFieldSet))
{
// No Context Expressions found; nothing to do.
return;
}
ContextExpressionConditions conditions = new ContextExpressionConditions();
IField includeField;
if (contextExpressionsFieldSet.TryGetValue("Include", out includeField))
{
conditions.Include = includeField.Values.ToArray();
}
IField excludeField;
if (contextExpressionsFieldSet.TryGetValue("Exclude", out excludeField))
{
conditions.Exclude = excludeField.Values.ToArray();
}
entityModel.SetExtensionData(Constants.ContextExpressionsKey, conditions);
}
}
public void BuildEntityModel(ref EntityModel entityModel, IComponentPresentation cp, Localization localization)
{
using (new Tracer(entityModel, cp, localization))
{
IFieldSet contextExpressionsFieldSet;
if (cp.ExtensionData == null || !cp.ExtensionData.TryGetValue(Constants.ContextExpressionsKey, out contextExpressionsFieldSet))
{
// No Context Expressions found; nothing to do.
return;
}
ContextExpressionConditions conditions = new ContextExpressionConditions();
IField includeField;
if (contextExpressionsFieldSet.TryGetValue("Include", out includeField))
{
conditions.Include = includeField.Values.ToArray();
}
IField excludeField;
if (contextExpressionsFieldSet.TryGetValue("Exclude", out excludeField))
{
conditions.Exclude = excludeField.Values.ToArray();
}
entityModel.SetExtensionData(Constants.ContextExpressionsKey, conditions);
}
}
/// <summary>
/// Determines whether a given Entity Model should be included based on the conditions specified on the Entity Model and the context.
/// </summary>
/// <param name="entity">The Entity Model to be evaluated.</param>
/// <param name="localization">The context Localization</param>
/// <returns><c>true</c> if the Entity should be included.</returns>
public bool IncludeEntity(EntityModel entity, ILocalization localization)
{
using (new Tracer(entity))
{
object ceExtensionData;
if (entity.ExtensionData == null || !entity.ExtensionData.TryGetValue(Constants.ContextExpressionsKey, out ceExtensionData))
{
// No Context Expressions defined for Entity: just include it.
return(true);
}
ContextExpressionConditions ceConditions = (ContextExpressionConditions)ceExtensionData;
IDictionary <string, object> contextClaims = GetCachedContextClaims(localization);
if (!EvaluateContextExpressionClaims(ceConditions.Include, true, contextClaims))
{
Log.Debug("Include Context Expression conditions are not satisfied; suppressing Entity [{0}].", entity);
return(false);
}
if (!EvaluateContextExpressionClaims(ceConditions.Exclude, false, contextClaims))
{
Log.Debug("Exclude Context Expression conditions are not satisfied; suppressing Entity [{0}].", entity);
return(false);
}
Log.Debug("All resolved Context Expression conditions are satisfied; keeping Entity [{0}].", entity);
return(true);
}
}
/// <summary>
/// Builds a strongly typed Entity Model based on a given DXA R2 Data Model.
/// </summary>
/// <param name="entityModel">The strongly typed Entity Model to build. Is <c>null</c> for the first Entity Model Builder in the pipeline.</param>
/// <param name="entityModelData">The DXA R2 Data Model.</param>
/// <param name="baseModelType">The base type for the Entity Model to build.</param>
/// <param name="localization">The context <see cref="Localization"/>.</param>
public void BuildEntityModel(ref EntityModel entityModel, EntityModelData entityModelData, Type baseModelType, Localization localization)
{
using (new Tracer(entityModel, entityModelData, baseModelType, localization))
{
IDictionary <string, object> extensionData = entityModel.ExtensionData;
if (extensionData == null)
{
return;
}
object contextExpression;
extensionData.TryGetValue("ContextExpressions", out contextExpression);
if (contextExpression == null)
{
return;
}
ContentModelData contextExpressionData = (ContentModelData)contextExpression;
ContextExpressionConditions cxConditions = new ContextExpressionConditions();
if (contextExpressionData.ContainsKey("Include"))
{
if (contextExpressionData["Include"] is string[])
{
cxConditions.Include = (string[])contextExpressionData["Include"];
}
else
{
cxConditions.Include = new string[] { (string)contextExpressionData["Include"] };
}
}
if (contextExpressionData.ContainsKey("Exclude"))
{
if (contextExpressionData["Exclude"] is string[])
{
cxConditions.Exclude = (string[])contextExpressionData["Exclude"];
}
else
{
cxConditions.Exclude = new string[] { (string)contextExpressionData["Exclude"] };
}
}
extensionData.Remove("ContextExpressions");
extensionData.Add(Constants.ContextExpressionsKey, cxConditions);
}
}
