private JObject GetMetadata(TreeRecord entity, UserAccess access)
{
if (entity?.Level == null)
{
return(null);
}
var type = modelData.GetEntityType(entity);
if (type == null)
{
Log.Information($"No type found for entiy level {entity?.Level} and external template {entity.ExternalDisplayTemplateName}");
return(null);
}
var language = access.Language ?? WebHelper.DefaultLanguage;
JObject metadata = null;
var jsonEntity = JObject.FromObject(entity);
var customFields = JsonHelper.GetTokenValue <JObject>(jsonEntity, customFieldKey, true) ?? new JObject();
var categories = type.MetaCategories ?? new List <ModelTypeMetaCategory>();
foreach (var category in categories)
{
var attributes = new JObject();
// Nur wenn die Sektion (category) Felder hat und wir mindestens ein öffentliches Feld haben, oder der Benutzer ein BAR Benutzer ist, gehen wir überhaupt weiter.
// (Fall abfangen, dass eine Kategorie nur interne Felder hat
if (category?.Fields != null && (category.Fields.Any(f => f.Visibility == (int)DataElementVisibility.@public) ||
access.RolePublicClient == AccessRoles.RoleBAR))
{
foreach (var field in category.Fields)
{
// Interne Felder sind nur für BAR Benutzer sichtbar
if (field.Visibility == (int)DataElementVisibility.@internal && access.RolePublicClient != AccessRoles.RoleBAR)
{
continue;
}
JToken token = null;
var name = field.Name.ToLowerCamelCase();
if (name.StartsWith(customFieldPrefix, StringComparison.OrdinalIgnoreCase))
{
var subKey = field.Key.Substring(customFieldPrefix.Length);
var subName = name.Substring(customFieldPrefix.Length);
name = subName.ToLowerCamelCase();
token = customFields.GetTokenByKey(subName, true) ?? customFields.GetTokenByKey(subKey, true);
}
else
{
token = jsonEntity.GetTokenByKey(name, true) ?? jsonEntity.GetTokenByKey(field.Key, true);
}
if (token != null)
{
var value = field.AsFieldValue(token, language);
if (value != null)
{
attributes.Add(name, value);
}
}
}
}
if (attributes.Children().Any())
{
metadata = metadata ?? new JObject();
if (category.Labels != null && category.Labels.Any())
{
var title = category.Labels.ContainsKey(language) ? category.Labels[language] : category.Labels.Values.First();
JsonHelper.AddOrSet(attributes, "_title", title);
}
metadata.Add(category.Identifier.ToLowerCamelCase(), attributes);
}
}
return(metadata);
}