private bool IsMetadataMissing(ImportData importData, out MissingMetadata result)
{
MetadataService metadataService = GetMetadataService();
result = new MissingMetadata();
foreach (IGrouping <string, DynamicEntity> group in importData.Entities.GroupBy(e => e.Name))
{
string entityName = group.Key;
EntityMetadata entityMetadata = MetadataUtility.RetrieveEntityMetadata(metadataService, entityName);
if (entityMetadata == null)
{
result.MissingEntities.Add(entityName);
}
else
{
IEnumerable <String> distinctAttributes = group
.SelectMany(e => e.Properties.Select(prop => prop.Name))
.Distinct();
List <string> missingAttributes =
distinctAttributes
.Except(entityMetadata.Attributes.Select(am => am.LogicalName))
.ToList();
if (missingAttributes.Count > 0)
{
result.AddMissingAttributes(entityName, missingAttributes);
}
}
}
return(result.MissingEntities.Any() || result.MissingAttributes.Any());
}
private ColumnSet GetColumnsForExport(string entityName)
{
EntityMetadata entityMetadata = MetadataUtility.RetrieveEntityMetadata(_metadataService, entityName);
var findValidColumnsQuery = from attribute in entityMetadata.Attributes
where (attribute.ValidForCreate.Value && attribute.ValidForUpdate.Value && String.IsNullOrEmpty(attribute.AttributeOf)) ||
attribute.LogicalName == "statecode"
select attribute.LogicalName;
return(new ColumnSet(findValidColumnsQuery.ToArray()));
}