fix IFC to xml - IFCGROUP in IFC cannot be found in xml #1154

This commit is contained in:
GisSpace
2021-01-11 10:59:03 +08:00
committed by Thomas Krijnen
parent a3e499656c
commit df845653f3
@@ -368,6 +368,39 @@ void format_properties(IfcSchema::IfcProperty::list::ptr properties, ptree& node
}
}
void writeGroupToNode(IfcSchema::IfcGroup* group, ptree& node, std::set<std::string>notRootGroups) {
// @todo tfk: instead of a set<string> shouldn't we just have a set<IfcGroup>, the current approach
// might not work with non-unique or NIL group names.
// @todo tfk: should the set be a passed as a reference?
if (!group->Name()) {
return;
}
if (notRootGroups.find(*group->Name()) != notRootGroups.end()) {
return;
}
// Write one group to root
ptree* node2 = descend(group, node);
auto father = group->IsGroupedBy();
for (auto iter = father->begin(); iter != father->end(); iter++)
{
IfcSchema::IfcRelAssigns* ii = *iter;
auto objs = ii->RelatedObjects();
for (auto objit = objs->begin(); objit != objs->end(); objit++) {
auto entity = *objit;
if (entity->declaration().is(IfcSchema::IfcGroup::Class()) && entity->Name()) {
writeGroupToNode(entity->as<IfcSchema::IfcGroup>(), *node2, notRootGroups);
notRootGroups.emplace(*entity->Name());
}
else {
// Write child to father group
descend(entity, *node2);
}
}
}
}
// Format IfcElementQuantity instances and insert into the DOM.
void format_quantities(IfcSchema::IfcPhysicalQuantity::list::ptr quantities, ptree& node) {
for (IfcSchema::IfcPhysicalQuantity::list::it it = quantities->begin(); it != quantities->end(); ++it) {
@@ -507,8 +540,8 @@ void MAKE_TYPE_NAME(XmlSerializer)::finalize() {
}
IfcSchema::IfcProject* project = *projects->begin();
ptree root, header, units, decomposition, properties, quantities, types, layers, materials, work, calendars, connections;
ptree root, header, units, decomposition, properties, quantities, types, layers, materials, work, calendars, connections, groups;
// Write the SPF header as XML nodes.
BOOST_FOREACH(const std::string& s, file->header().file_description().description()) {
header.add_child("file_description.description", ptree(s));
@@ -583,7 +616,21 @@ void MAKE_TYPE_NAME(XmlSerializer)::finalize() {
format_properties(pset->HasProperties(), *node);
}
}
// Write all group sets and values as XML nodes.
IfcSchema::IfcGroup::list::ptr gsets = file->instances_by_type<IfcSchema::IfcGroup>();
std::set<std::string> notRootGroups; //selfname, fathername
for (IfcSchema::IfcGroup::list::it it = gsets->begin(); it != gsets->end(); ++it) {
writeGroupToNode(*it, groups, notRootGroups);
}
for (auto it = groups.begin(); it != groups.end();) {
if (notRootGroups.find(it->second.get<std::string>("<xmlattr>.Name")) != notRootGroups.end()) {
it = groups.erase(it);
} else {
it++;
}
}
// Write all quantities and values as XML nodes.
IfcSchema::IfcElementQuantity::list::ptr qtosets = file->instances_by_type<IfcSchema::IfcElementQuantity>();
for (IfcSchema::IfcElementQuantity::list::it it = qtosets->begin(); it != qtosets->end(); ++it) {
@@ -772,6 +819,7 @@ void MAKE_TYPE_NAME(XmlSerializer)::finalize() {
root.add_child("ifc.calendars", calendars);
root.add_child("ifc.types", types);
root.add_child("ifc.layers", layers);
root.add_child("ifc.groups", groups);
root.add_child("ifc.materials", materials);
root.add_child("ifc.decomposition", decomposition);