/// <summary>
/// Create IfcClassification references from hardwired or custom classification code fields.
/// </summary>
/// <param name="exporterIFC">The exporterIFC class.</param>
/// <param name="file">The IFC file class.</param>
/// <param name="element">The element to export.</param>
/// <param name="elemHnd">The corresponding IFC entity handle.</param>
/// <returns>True if a classification or classification reference is created.</returns>
public static bool CreateClassification(ExporterIFC exporterIFC, IFCFile file, Element element, IFCAnyHandle elemHnd)
{
bool createdClassification = false;
string paramClassificationCode = "";
string baseClassificationCodeFieldName = "ClassificationCode";
IList <string> customClassificationCodeNames = new List <string>();
string classificationName = null;
string classificationCode = null;
string classificationDescription = null;
int customPass = 0;
int standardPass = 1;
int numCustomCodes = ExporterCacheManager.ClassificationCache.CustomClassificationCodeNames.Count;
// Note that we do the "custom" nodes first, and then the 10 standard ones.
Element elementType = element.Document.GetElement(element.GetTypeId());
while (standardPass <= 10)
{
// Create a classification, if it is not set.
string classificationCodeFieldName = null;
if (customPass < numCustomCodes)
{
classificationCodeFieldName = ExporterCacheManager.ClassificationCache.CustomClassificationCodeNames[customPass];
customPass++;
if (string.IsNullOrWhiteSpace(classificationCodeFieldName))
{
continue;
}
}
else
{
classificationCodeFieldName = baseClassificationCodeFieldName;
if (standardPass > 1)
{
classificationCodeFieldName += "(" + standardPass + ")";
}
standardPass++;
}
if (ParameterUtil.GetStringValueFromElementOrSymbol(element, elementType, classificationCodeFieldName,
out paramClassificationCode) == null)
{
continue;
}
parseClassificationCode(paramClassificationCode, classificationCodeFieldName, out classificationName, out classificationCode, out classificationDescription);
if (String.IsNullOrEmpty(classificationDescription))
{
if (string.Compare(classificationCodeFieldName, "Assembly Code", true) == 0)
{
ParameterUtil.GetStringValueFromElementOrSymbol(element, elementType, BuiltInParameter.UNIFORMAT_DESCRIPTION, false, out classificationDescription);
}
else if (string.Compare(classificationCodeFieldName, "OmniClass Number", true) == 0)
{
ParameterUtil.GetStringValueFromElementOrSymbol(element, elementType, BuiltInParameter.OMNICLASS_DESCRIPTION, false, out classificationDescription);
}
}
// If classificationName is empty, there is no classification to export.
if (String.IsNullOrEmpty(classificationName))
{
continue;
}
IFCAnyHandle classification;
if (!ExporterCacheManager.ClassificationCache.ClassificationHandles.TryGetValue(classificationName, out classification))
{
IFCClassification savedClassification = new IFCClassification();
if (ExporterCacheManager.ClassificationCache.ClassificationsByName.TryGetValue(classificationName, out savedClassification))
{
if (savedClassification.ClassificationEditionDate == null)
{
IFCAnyHandle editionDate = IFCInstanceExporter.CreateCalendarDate(file, savedClassification.ClassificationEditionDate.Day, savedClassification.ClassificationEditionDate.Month, savedClassification.ClassificationEditionDate.Year);
classification = IFCInstanceExporter.CreateClassification(file, savedClassification.ClassificationSource, savedClassification.ClassificationEdition,
editionDate, savedClassification.ClassificationName);
}
else
{
classification = IFCInstanceExporter.CreateClassification(file, savedClassification.ClassificationSource, savedClassification.ClassificationEdition,
null, savedClassification.ClassificationName);
}
if (!String.IsNullOrEmpty(savedClassification.ClassificationLocation))
{
ExporterCacheManager.ClassificationLocationCache.Add(classificationName, savedClassification.ClassificationLocation);
}
}
else
{
classification = IFCInstanceExporter.CreateClassification(file, "", "", null, classificationName);
}
ExporterCacheManager.ClassificationCache.ClassificationHandles.Add(classificationName, classification);
createdClassification = true;
}
string location = null;
ExporterCacheManager.ClassificationLocationCache.TryGetValue(classificationName, out location);
if (!String.IsNullOrEmpty(classificationCode))
{
InsertClassificationReference(exporterIFC, file, elemHnd, classificationName, classificationCode, classificationDescription, location);
createdClassification = true;
}
}
return(createdClassification);
}
/// <summary>
/// Create IfcClassification references from hardwired or custom classification code fields.
/// </summary>
/// <param name="exporterIFC">The exporterIFC class.</param>
/// <param name="file">The IFC file class.</param>
/// <param name="element">The element to export.</param>
/// <param name="elemHnd">The corresponding IFC entity handle.</param>
/// <returns>True if a classification or classification reference is created.</returns>
public static bool CreateClassification(ExporterIFC exporterIFC, IFCFile file, Element element, IFCAnyHandle elemHnd)
{
bool createdClassification = false;
string paramClassificationCode = "";
string baseClassificationCodeFieldName = "ClassificationCode";
IList <string> customClassificationCodeNames = new List <string>();
string classificationName = null;
string classificationCode = null;
string classificationDescription = null;
int customPass = 0;
int standardPass = 1;
int numCustomCodes = ExporterCacheManager.ClassificationCache.CustomClassificationCodeNames.Count;
while (standardPass <= 10)
{
// Create a classification, if it is not set.
string classificationCodeFieldName = null;
if (customPass < numCustomCodes)
{
classificationCodeFieldName = ExporterCacheManager.ClassificationCache.CustomClassificationCodeNames[customPass];
customPass++;
if (string.IsNullOrWhiteSpace(classificationCodeFieldName))
{
continue;
}
}
else
{
classificationCodeFieldName = baseClassificationCodeFieldName;
if (standardPass > 1)
{
classificationCodeFieldName += "(" + standardPass + ")";
}
standardPass++;
}
if (ParameterUtil.GetStringValueFromElementOrSymbol(element, classificationCodeFieldName, out paramClassificationCode) == null)
{
continue;
}
parseClassificationCode(paramClassificationCode, classificationCodeFieldName, out classificationName, out classificationCode, out classificationDescription);
IFCAnyHandle classification;
if (!ExporterCacheManager.ClassificationCache.ClassificationHandles.TryGetValue(classificationName, out classification))
{
IFCClassification savedClassification = new IFCClassification();
if (ExporterCacheManager.ClassificationCache.ClassificationsByName.TryGetValue(classificationName, out savedClassification))
{
if (savedClassification.ClassificationEditionDate == null)
{
IFCAnyHandle editionDate = IFCInstanceExporter.CreateCalendarDate(file, savedClassification.ClassificationEditionDate.Day, savedClassification.ClassificationEditionDate.Month, savedClassification.ClassificationEditionDate.Year);
classification = IFCInstanceExporter.CreateClassification(file, savedClassification.ClassificationSource, savedClassification.ClassificationEdition,
editionDate, savedClassification.ClassificationName);
}
else
{
classification = IFCInstanceExporter.CreateClassification(file, savedClassification.ClassificationSource, savedClassification.ClassificationEdition,
null, savedClassification.ClassificationName);
}
if (!String.IsNullOrEmpty(savedClassification.ClassificationLocation))
{
ExporterCacheManager.ClassificationLocationCache.Add(classificationName, savedClassification.ClassificationLocation);
}
}
else
{
classification = IFCInstanceExporter.CreateClassification(file, "", "", null, classificationName);
}
ExporterCacheManager.ClassificationCache.ClassificationHandles.Add(classificationName, classification);
createdClassification = true;
}
string location = null;
ExporterCacheManager.ClassificationLocationCache.TryGetValue(classificationName, out location);
if (!String.IsNullOrEmpty(classificationCode))
{
InsertClassificationReference(exporterIFC, file, elemHnd, classificationName, classificationCode, classificationDescription, location);
createdClassification = true;
}
}
return(createdClassification);
}