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IfcOpenShell/src/ifcwrap/IfcParseWrapper.i
T

859 lines
28 KiB
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/********************************************************************************
* *
* This file is part of IfcOpenShell. *
* *
* IfcOpenShell is free software: you can redistribute it and/or modify *
* it under the terms of the Lesser GNU General Public License as published by *
* the Free Software Foundation, either version 3.0 of the License, or *
* (at your option) any later version. *
* *
* IfcOpenShell is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* Lesser GNU General Public License for more details. *
* *
* You should have received a copy of the Lesser GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
********************************************************************************/
// A class declaration to silence SWIG warning about base classes being
// undefined, the constructor is private so that SWIG does not wrap them
class IfcEntityInstanceData {
private:
IfcEntityInstanceData();
};
%ignore IfcParse::IfcFile::register_inverse;
%ignore IfcParse::IfcFile::unregister_inverse;
%ignore IfcParse::IfcFile::schema;
%ignore IfcParse::IfcFile::begin;
%ignore IfcParse::IfcFile::end;
%ignore parse_context;
%ignore operator<<;
%ignore IfcParse::FileDescription::FileDescription;
%ignore IfcParse::FileName::FileName;
%ignore IfcParse::FileSchema::FileSchema;
%ignore IfcParse::IfcFile::tokens;
%ignore IfcParse::IfcSpfHeader::IfcSpfHeader(IfcSpfLexer*);
%ignore IfcParse::IfcSpfHeader::lexer;
%ignore IfcParse::IfcSpfHeader::stream;
%ignore IfcParse::HeaderEntity::is;
%ignore IfcParse::IfcFile::type_iterator;
%ignore IfcUtil::IfcBaseClass::is;
%rename("by_id") instance_by_id;
%rename("by_type") instances_by_type;
%rename("by_type_excl_subtypes") instances_by_type_excl_subtypes;
%rename("entity_instance") IfcBaseClass;
%rename("file") IfcFile;
%rename("add") addEntity;
%rename("remove") removeEntity;
class attribute_value_derived {};
%{
class attribute_value_derived {};
%}
%extend attribute_value_derived {
%pythoncode %{
def __bool__(self): return False
def __repr__(self): return '*'
%}
}
%inline %{
static bool feature_use_attribute_value_derived = false;
void set_feature(const std::string& x, PyObject* v) {
if (PyBool_Check(v) && x == "use_attribute_value_derived") {
feature_use_attribute_value_derived = v == Py_True;
} else {
throw std::runtime_error("Invalid feature specification");
}
}
PyObject* get_feature(const std::string& x) {
if (x == "use_attribute_value_derived") {
return PyBool_FromLong(feature_use_attribute_value_derived);
} else {
throw std::runtime_error("Invalid feature specification");
}
}
%}
%{
static const std::string& helper_fn_declaration_get_name(const IfcParse::declaration* decl) {
return decl->name();
}
static IfcUtil::ArgumentType helper_fn_attribute_type(const IfcUtil::IfcBaseClass* inst, unsigned i) {
const IfcParse::parameter_type* pt = 0;
if (inst->declaration().as_entity()) {
pt = inst->declaration().as_entity()->attribute_by_index(i)->type_of_attribute();
if (inst->declaration().as_entity()->derived()[i]) {
return IfcUtil::Argument_DERIVED;
}
} else if (inst->declaration().as_type_declaration() && i == 0) {
pt = inst->declaration().as_type_declaration()->declared_type();
} else if (inst->declaration().as_enumeration_type() && i == 0) {
// Enumeration is always from string in Python
return IfcUtil::Argument_STRING;
}
if (pt == 0) {
return IfcUtil::Argument_UNKNOWN;
} else {
return IfcUtil::from_parameter_type(pt);
}
}
%}
%extend IfcParse::IfcFile {
// Use to correlate to entity_instance.file_pointer, so that we
// can trace file ownership of instances on the python side.
size_t file_pointer() const {
return reinterpret_cast<size_t>($self);
}
IfcUtil::IfcBaseClass* by_guid(const std::string& guid) {
return $self->instance_by_guid(guid);
}
aggregate_of_instance::ptr get_inverse(IfcUtil::IfcBaseClass* e) {
return $self->getInverse(e->as<IfcUtil::IfcBaseEntity>()->id(), 0, -1);
}
std::vector<int> get_inverse_indices(IfcUtil::IfcBaseClass* e) {
return $self->get_inverse_indices(e->as<IfcUtil::IfcBaseEntity>()->id());
}
int get_total_inverses(IfcUtil::IfcBaseClass* e) {
return $self->getTotalInverses(e->as<IfcUtil::IfcBaseEntity>()->id());
}
void write(const std::string& fn) {
std::ofstream f(IfcUtil::path::from_utf8(fn).c_str());
f << (*$self);
}
std::string to_string() {
std::stringstream s;
s << (*$self);
return s.str();
}
std::vector<unsigned> entity_names() const {
std::vector<unsigned> keys;
keys.reserve(std::distance($self->begin(), $self->end()));
for (IfcParse::IfcFile::entity_by_id_t::const_iterator it = $self->begin(); it != $self->end(); ++ it) {
keys.push_back(it->first);
}
return keys;
}
std::vector<std::string> types() const {
const size_t n = std::distance($self->types_begin(), $self->types_end());
std::vector<std::string> ts;
ts.reserve(n);
std::transform($self->types_begin(), $self->types_end(), std::back_inserter(ts), helper_fn_declaration_get_name);
return ts;
}
/*
std::vector<std::string> types_with_super() const {
const size_t n = std::distance($self->types_incl_super_begin(), $self->types_incl_super_end());
std::vector<std::string> ts;
ts.reserve(n);
std::transform($self->types_incl_super_begin(), $self->types_incl_super_end(), std::back_inserter(ts), helper_fn_declaration_get_name);
return ts;
}
*/
std::string schema_name() const {
if ($self->schema() == 0) return "";
return $self->schema()->name();
}
%pythoncode %{
# Hide the getters with read-only property implementations
header = property(header)
schema = property(schema_name)
%}
}
%extend IfcUtil::IfcBaseClass {
int get_attribute_category(const std::string& name) const {
if (!$self->declaration().as_entity()) {
return name == "wrappedValue";
}
{
const std::vector<const IfcParse::attribute*> attrs = $self->declaration().as_entity()->all_attributes();
std::vector<const IfcParse::attribute*>::const_iterator it = attrs.begin();
for (; it != attrs.end(); ++it) {
if ((*it)->name() == name) {
return 1;
}
}
}
{
const std::vector<const IfcParse::inverse_attribute*> attrs = $self->declaration().as_entity()->all_inverse_attributes();
std::vector<const IfcParse::inverse_attribute*>::const_iterator it = attrs.begin();
for (; it != attrs.end(); ++it) {
if ((*it)->name() == name) {
return 2;
}
}
}
return 0;
}
// id() is defined on IfcBaseEntity and not on IfcBaseClass, in order
// to expose it to the Python wrapper it is simply duplicated here.
// Same applies to the two methods reimplemented below.
int id() const {
return $self->as<IfcUtil::IfcBaseEntity>() != nullptr
? $self->as<IfcUtil::IfcBaseEntity>()->id()
: 0;
}
int __len__() const {
if ($self->declaration().as_entity()) {
return $self->declaration().as_entity()->attribute_count();
} else {
return 1;
}
}
std::vector<std::string> get_attribute_names() const {
if (!$self->declaration().as_entity()) {
return std::vector<std::string>(1, "wrappedValue");
}
const std::vector<const IfcParse::attribute*> attrs = $self->declaration().as_entity()->all_attributes();
std::vector<std::string> attr_names;
attr_names.reserve(attrs.size());
std::vector<const IfcParse::attribute*>::const_iterator it = attrs.begin();
for (; it != attrs.end(); ++it) {
attr_names.push_back((*it)->name());
}
return attr_names;
}
std::vector<std::string> get_inverse_attribute_names() const {
if (!$self->declaration().as_entity()) {
return std::vector<std::string>(0);
}
const std::vector<const IfcParse::inverse_attribute*> attrs = $self->declaration().as_entity()->all_inverse_attributes();
std::vector<std::string> attr_names;
attr_names.reserve(attrs.size());
std::vector<const IfcParse::inverse_attribute*>::const_iterator it = attrs.begin();
for (; it != attrs.end(); ++it) {
attr_names.push_back((*it)->name());
}
return attr_names;
}
bool is_a(const std::string& s) {
return self->declaration().is(s);
}
std::string is_a(bool with_schema=false) const {
auto t = self->declaration().name();
if (with_schema) {
t = self->declaration().schema()->name() + "." + t;
}
return t;
}
AttributeValue get_argument(unsigned i) {
return $self->data().get_attribute_value(i);
}
AttributeValue get_argument(const std::string& a) {
auto i = $self->declaration().as_entity()->attribute_index(a);
if (i == -1) {
throw std::runtime_error("Attribute '" + a + "' not found on entity named " + $self->declaration().name());
}
return $self->data().get_attribute_value((unsigned)i);
}
bool __eq__(IfcUtil::IfcBaseClass* other) const {
return $self->identity() == other->identity();
}
std::string __repr__() const {
std::ostringstream oss;
$self->toString(oss);
return oss.str();
}
std::string to_string(bool valid_spf) const {
std::ostringstream oss;
$self->toString(oss, valid_spf);
return oss.str();
}
// Just something to have a somewhat sensible value to hash
size_t file_pointer() const {
return reinterpret_cast<size_t>($self->file_);
}
unsigned get_argument_index(const std::string& a) const {
if ($self->declaration().as_entity()) {
return $self->declaration().as_entity()->attribute_index(a);
} else if (a == "wrappedValue") {
return 0;
} else {
throw IfcParse::IfcException(a + " not found on " + $self->declaration().name());
}
}
aggregate_of_instance::ptr get_inverse(const std::string& a) {
if ($self->declaration().as_entity()) {
return ((IfcUtil::IfcBaseEntity*)$self)->get_inverse(a);
} else {
throw IfcParse::IfcException(a + " not found on " + $self->declaration().name());
}
}
const char* const get_argument_type(unsigned int i) const {
return IfcUtil::ArgumentTypeToString(helper_fn_attribute_type($self, i));
}
const std::string& get_argument_name(unsigned int i) const {
if ($self->declaration().as_entity()) {
return $self->declaration().as_entity()->attribute_by_index(i)->name();
} else if (i == 0) {
static std::string WRAPPED = "wrappedValue";
return WRAPPED;
} else {
throw IfcParse::IfcException(boost::lexical_cast<std::string>(i) + " out of bounds on " + $self->declaration().name());
}
}
void setArgumentAsNull(unsigned int i) {
bool is_optional = $self->declaration().as_entity()->attribute_by_index(i)->optional();
if (is_optional) {
self->set_attribute_value(i, Blank{});
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsInt(unsigned int i, int v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_INT) {
self->set_attribute_value(i, v);
} else if ( (arg_type == IfcUtil::Argument_BOOL) && ( (v == 0) || (v == 1) ) ) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsBool(unsigned int i, bool v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_BOOL) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsLogical(unsigned int i, boost::logic::tribool v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_LOGICAL) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsDouble(unsigned int i, double v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_DOUBLE) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsString(unsigned int i, const std::string& a) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_STRING) {
self->set_attribute_value(i, a);
} else if (arg_type == IfcUtil::Argument_ENUMERATION) {
const IfcParse::enumeration_type* enum_type = $self->declaration().schema()->declaration_by_name($self->declaration().type())->as_entity()->
attribute_by_index(i)->type_of_attribute()->as_named_type()->declared_type()->as_enumeration_type();
self->set_attribute_value(i, EnumerationReference(enum_type, enum_type->lookup_enum_offset(a)));
} else if (arg_type == IfcUtil::Argument_BINARY) {
if (IfcUtil::valid_binary_string(a)) {
boost::dynamic_bitset<> bits(a);
self->set_attribute_value(i, bits);
} else {
throw IfcParse::IfcException("String not a valid binary representation");
}
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsAggregateOfInt(unsigned int i, const std::vector<int>& v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_AGGREGATE_OF_INT) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsAggregateOfDouble(unsigned int i, const std::vector<double>& v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_AGGREGATE_OF_DOUBLE) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsAggregateOfString(unsigned int i, const std::vector<std::string>& v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_AGGREGATE_OF_STRING) {
self->set_attribute_value(i, v);
} else if (arg_type == IfcUtil::Argument_AGGREGATE_OF_BINARY) {
std::vector< boost::dynamic_bitset<> > bits;
bits.reserve(v.size());
for (std::vector<std::string>::const_iterator it = v.begin(); it != v.end(); ++it) {
if (IfcUtil::valid_binary_string(*it)) {
bits.push_back(boost::dynamic_bitset<>(*it));
} else {
throw IfcParse::IfcException("String not a valid binary representation");
}
}
self->set_attribute_value(i, bits);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsEntityInstance(unsigned int i, IfcUtil::IfcBaseClass* v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_ENTITY_INSTANCE) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsAggregateOfEntityInstance(unsigned int i, aggregate_of_instance::ptr v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_AGGREGATE_OF_ENTITY_INSTANCE) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsAggregateOfAggregateOfInt(unsigned int i, const std::vector< std::vector<int> >& v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_AGGREGATE_OF_AGGREGATE_OF_INT) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsAggregateOfAggregateOfDouble(unsigned int i, const std::vector< std::vector<double> >& v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_AGGREGATE_OF_AGGREGATE_OF_DOUBLE) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
void setArgumentAsAggregateOfAggregateOfEntityInstance(unsigned int i, aggregate_of_aggregate_of_instance::ptr v) {
IfcUtil::ArgumentType arg_type = helper_fn_attribute_type($self, i);
if (arg_type == IfcUtil::Argument_AGGREGATE_OF_AGGREGATE_OF_ENTITY_INSTANCE) {
self->set_attribute_value(i, v);
} else {
throw IfcParse::IfcException("Attribute not set");
}
}
}
// Expose FileDescription and FileName header entities
// to make them readable even if they were not filled properly before.
// Though it is invalid IFC, technically.
// FileSchema is not exposed as IFC file won't load if it's invalid.
%extend IfcParse::FileDescription {
AttributeValue description() const { return $self->getArgument(0); }
AttributeValue implementation_level() const { return $self->getArgument(1); }
};
%extend IfcParse::FileName {
AttributeValue name() const { return $self->getArgument(0); }
AttributeValue time_stamp() const { return $self->getArgument(1); }
AttributeValue author() const { return $self->getArgument(2); }
AttributeValue organization() const { return $self->getArgument(3); }
AttributeValue preprocessor_version() const { return $self->getArgument(4); }
AttributeValue originating_system() const { return $self->getArgument(5); }
AttributeValue authorization() const { return $self->getArgument(6); }
};
%extend IfcParse::IfcSpfHeader {
%pythoncode %{
# Hide the getters with read-only property implementations
file_description = property(file_description)
file_name = property(file_name)
file_schema = property(file_schema)
%}
};
%extend IfcParse::FileDescription {
%pythoncode %{
# Hide the getters with read-write property implementations
description = property(description, description)
implementation_level = property(implementation_level, implementation_level)
%}
};
%extend IfcParse::FileName {
%pythoncode %{
name = property(name, name)
time_stamp = property(time_stamp, time_stamp)
author = property(author, author)
organization = property(organization, organization)
preprocessor_version = property(preprocessor_version, preprocessor_version)
originating_system = property(originating_system, originating_system)
authorization = property(authorization, authorization)
%}
};
%extend IfcParse::FileSchema {
%pythoncode %{
# Hide the getters with read-write property implementations
schema_identifiers = property(schema_identifiers, schema_identifiers)
%}
};
%include "../ifcparse/ifc_parse_api.h"
%include "../ifcparse/IfcSpfHeader.h"
%include "../ifcparse/IfcFile.h"
%include "../ifcparse/IfcBaseClass.h"
%include "../ifcparse/IfcSchema.h"
// The IfcFile* returned by open() is to be freed by SWIG/Python
%newobject open;
%newobject read;
%newobject parse_ifcxml;
%inline %{
IfcParse::IfcFile* open(const std::string& fn) {
IfcParse::IfcFile* f;
Py_BEGIN_ALLOW_THREADS;
f = new IfcParse::IfcFile(fn);
Py_END_ALLOW_THREADS;
return f;
}
IfcParse::IfcFile* read(const std::string& data) {
char* copiedData = new char[data.length()];
memcpy(copiedData, data.c_str(), data.length());
IfcParse::IfcFile* f;
Py_BEGIN_ALLOW_THREADS;
f = new IfcParse::IfcFile((void *)copiedData, data.length());
Py_END_ALLOW_THREADS;
return f;
}
const char* version() {
return IFCOPENSHELL_VERSION;
}
IfcUtil::IfcBaseClass* new_IfcBaseClass(const std::string& schema_identifier, const std::string& name) {
const IfcParse::schema_definition* schema = IfcParse::schema_by_name(schema_identifier);
const IfcParse::declaration* decl = schema->declaration_by_name(name);
IfcEntityInstanceData data(storage_t(decl->as_entity() ? decl->as_entity()->attribute_count() : 1));
auto inst = schema->instantiate(decl, std::move(data));
if (auto entinst = inst->as<IfcUtil::IfcBaseEntity>()) {
entinst->populate_derived();
}
return inst;
}
%}
%extend IfcParse::named_type {
%pythoncode %{
def __repr__(self):
return repr(self.declared_type())
%}
}
%extend IfcParse::simple_type {
%pythoncode %{
def __repr__(self):
return "<%s>" % self.declared_type()
%}
}
%extend IfcParse::aggregation_type {
std::string type_of_aggregation_string() const {
static const char* const aggr_strings[] = {"array", "bag", "list", "set"};
return aggr_strings[(int) $self->type_of_aggregation()];
}
%pythoncode %{
def __repr__(self):
format_bound = lambda i: "?" if i == -1 else str(i)
return "<%s [%s:%s] of %r>" % (
self.type_of_aggregation_string(),
format_bound(self.bound1()),
format_bound(self.bound2()),
self.type_of_element()
)
%}
}
%extend IfcParse::type_declaration {
%pythoncode %{
def __repr__(self):
return "<type %s: %r>" % (self.name(), self.declared_type())
%}
std::vector<std::string> argument_types() {
std::vector<std::string> r;
auto at = IfcUtil::Argument_UNKNOWN;
auto pt = $self->declared_type();
if (pt) {
at = IfcUtil::from_parameter_type(pt);
}
r.push_back(IfcUtil::ArgumentTypeToString(at));
return r;
}
}
%extend IfcParse::select_type {
%pythoncode %{
def __repr__(self):
return "<select %s: (%s)>" % (self.name(), " | ".join(map(repr, self.select_list())))
%}
}
%extend IfcParse::enumeration_type {
%pythoncode %{
def __repr__(self):
return "<enumeration %s: (%s)>" % (self.name(), ", ".join(self.enumeration_items()))
%}
std::vector<std::string> argument_types() {
std::vector<std::string> r;
r.push_back(IfcUtil::ArgumentTypeToString(IfcUtil::Argument_STRING));
return r;
}
}
%extend IfcParse::attribute {
%pythoncode %{
def __repr__(self):
return "<attribute %s%s: %s>" % (self.name(), "?" if self.optional() else "", self.type_of_attribute())
%}
}
%extend IfcParse::inverse_attribute {
std::string type_of_aggregation_string() const {
static const char* const aggr_strings[] = {"bag", "set", ""};
return aggr_strings[(int) $self->type_of_aggregation()];
}
%pythoncode %{
def __repr__(self):
format_bound = lambda i: "?" if i == -1 else str(i)
return "<inverse %s: %s [%s:%s] of %r for %r>" % (
self.name(),
self.type_of_aggregation_string(),
format_bound(self.bound1()),
format_bound(self.bound2()),
self.entity_reference(),
self.attribute_reference()
)
%}
}
%extend IfcParse::entity {
%pythoncode %{
def __repr__(self):
return "<entity %s>" % (self.name())
%}
std::vector<std::string> argument_types() {
size_t i = 0;
std::vector<std::string> r;
for (auto& attr : $self->all_attributes()) {
auto at = IfcUtil::Argument_UNKNOWN;
auto pt = attr->type_of_attribute();
if ($self->derived()[i++]) {
at = IfcUtil::Argument_DERIVED;
} else if (!pt) {
at = IfcUtil::Argument_UNKNOWN;
} else {
at = IfcUtil::from_parameter_type(pt);
}
r.push_back(IfcUtil::ArgumentTypeToString(at));
}
return r;
}
}
%extend IfcParse::schema_definition {
%pythoncode %{
def __repr__(self):
return "<schema %s>" % (self.name())
%}
}
%{
static std::stringstream ifcopenshell_log_stream;
%}
%init %{
Logger::SetOutput(0, &ifcopenshell_log_stream);
%}
%inline %{
std::string get_log() {
std::string log = ifcopenshell_log_stream.str();
ifcopenshell_log_stream.str("");
return log;
}
void turn_on_detailed_logging() {
Logger::SetOutput(&std::cout, &std::cout);
Logger::Verbosity(Logger::LOG_DEBUG);
}
void turn_off_detailed_logging() {
Logger::SetOutput(0, &ifcopenshell_log_stream);
Logger::Verbosity(Logger::LOG_WARNING);
}
void set_log_format_json() {
ifcopenshell_log_stream.str("");
Logger::OutputFormat(Logger::FMT_JSON);
}
void set_log_format_text() {
ifcopenshell_log_stream.str("");
Logger::OutputFormat(Logger::FMT_PLAIN);
}
%}
%{
PyObject* get_info_cpp(IfcUtil::IfcBaseClass* v, bool include_identifier);
// @todo refactor this to remove duplication with the typemap.
// except this is calls the above function in case of instances.
PyObject* convert_cpp_attribute_to_python(AttributeValue arg, bool include_identifier = true) {
return arg.array_->apply_visitor([include_identifier](auto& v){
using U = std::decay_t<decltype(v)>;
if constexpr (is_std_vector_v<U>) {
return pythonize_vector(v);
} else if constexpr (std::is_same_v<U, EnumerationReference>) {
return pythonize(std::string(v.value()));
} else if constexpr (std::is_same_v<U, Derived>) {
if (feature_use_attribute_value_derived) {
return SWIG_NewPointerObj(new attribute_value_derived, SWIGTYPE_p_attribute_value_derived, SWIG_POINTER_OWN);
} else {
Py_INCREF(Py_None);
return static_cast<PyObject*>(Py_None);
}
} else if constexpr (std::is_same_v<U, IfcUtil::IfcBaseClass*>) {
return get_info_cpp(v, include_identifier);
} else if constexpr (std::is_same_v<U, aggregate_of_instance::ptr>) {
auto r = PyTuple_New(v->size());
for (unsigned i = 0; i < v->size(); ++i) {
PyTuple_SetItem(r, i, get_info_cpp((*v)[i], include_identifier));
}
return r;
} else if constexpr (std::is_same_v<U, aggregate_of_aggregate_of_instance::ptr>) {
auto rs = PyTuple_New(v->size());
for (auto it = v->begin(); it != v->end(); ++it) {
auto v_i = it;
auto r = PyTuple_New(v_i->size());
for (unsigned i = 0; i < v_i->size(); ++i) {
PyTuple_SetItem(r, i, get_info_cpp((*v_i)[i], include_identifier));
}
PyTuple_SetItem(rs, std::distance(v->begin(), it), r);
}
return rs;
} else if constexpr (std::is_same_v<U, empty_aggregate_t> || std::is_same_v<U, empty_aggregate_of_aggregate_t> || std::is_same_v<U, Blank>) {
Py_INCREF(Py_None);
return static_cast<PyObject*>(Py_None);
} else {
return pythonize(v);
}
}, arg.index_);
}
%}
%inline %{
PyObject* get_info_cpp(IfcUtil::IfcBaseClass* v, bool include_identifier = true) {
PyObject *d = PyDict_New();
if (v->declaration().as_entity()) {
const std::vector<const IfcParse::attribute*> attrs = v->declaration().as_entity()->all_attributes();
std::vector<const IfcParse::attribute*>::const_iterator it = attrs.begin();
auto dit = v->declaration().as_entity()->derived().begin();
for (; it != attrs.end(); ++it, ++dit) {
const std::string& name_cpp = (*it)->name();
auto name_py = pythonize(name_cpp);
auto attr_type = *dit
? IfcUtil::Argument_DERIVED
: IfcUtil::from_parameter_type((*it)->type_of_attribute());
auto value_cpp = v->data().get_attribute_value(std::distance(attrs.begin(), it));
auto value_py = convert_cpp_attribute_to_python(value_cpp, include_identifier);
PyDict_SetItem(d, name_py, value_py);
Py_DECREF(name_py);
Py_DECREF(value_py);
}
if (include_identifier) {
const std::string& id_cpp = "id";
auto id_py = pythonize(id_cpp);
auto id_v_py = pythonize(v->as<IfcUtil::IfcBaseEntity>()->id());
PyDict_SetItem(d, id_py, id_v_py);
Py_DECREF(id_py);
Py_DECREF(id_v_py);
}
} else {
const std::string& name_cpp = "wrappedValue";
auto name_py = pythonize(name_cpp);
auto value_cpp = v->data().get_attribute_value(0);
auto value_py = convert_cpp_attribute_to_python(value_cpp, include_identifier);
PyDict_SetItem(d, name_py, value_py);
Py_DECREF(name_py);
Py_DECREF(value_py);
}
// @todo type and id can be static?
const std::string& type_cpp = "type";
auto type_py = pythonize(type_cpp);
const std::string& type_v_cpp = v->declaration().name();
auto type_v_py = pythonize(type_v_cpp);
PyDict_SetItem(d, type_py, type_v_py);
Py_DECREF(type_py);
Py_DECREF(type_v_py);
return d;
}
%}