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ifcParser/ifcGeometricContext.py

@@ -0,0 +1,50 @@
+from rdflib import Graph, Namespace, URIRef, Literal, RDF, RDFS, XSD
+
+
+class geometric():
+
+    def __init__(self, IfcGeometricRepresentationSubContext, g, ontology, resource):
+        self.IfcGeometricRepresentationSubContext = IfcGeometricRepresentationSubContext
+        self.g = g
+        self.ontology = ontology
+        self.resource = resource
+
+    def ifcGeometricRepresentationSubContextFunction(self):
+        for context in self.IfcGeometricRepresentationSubContext:
+            contextID = context['globalId']
+            #basic information
+            self.g.add((self.resource[contextID], RDF.type, self.ontology.Context))
+            try:  # contextIdentifier is not always there
+                contextIdentifier = context['contextIdentifier']
+                self.g.add((self.resource[contextID], self.ontology.identifier, Literal(contextIdentifier)))
+            except Exception:
+                pass
+            try:  # contextType is not always there
+                contextType = context['contextType']
+                self.g.add((self.resource[contextID], self.ontology.contextType, Literal(contextType)))
+            except Exception:
+                pass
+            try:  # targetView is not always there
+                contextTargetView = context['targetView']
+                self.g.add((self.resource[contextID], self.ontology.targetView, Literal(contextTargetView)))
+            except Exception:
+                pass
+            try:  # contextType is not always there
+                parentContext = context['parentContext']['ref']
+                self.g.add((self.resource[parentContext], RDF.type, self.ontology.Context))
+                self.g.add((self.resource[contextID], self.ontology.hasParentContext, self.resource[parentContext]))
+            except Exception:
+                pass
+
+            try:  # contextType is not always there
+                for element in context['representationsInContext']:
+                    if "ref" in list(element.keys()):
+                        self.g.add((self.resource[element['ref']], RDF.type, self.ontology.Context))
+                        self.g.add((self.resource[contextID], self.ontology.hasRelatedContext, self.resource[element['ref']]))
+            except Exception:
+                pass
+
+        # Create RDF triples
+        # Serialize and save the RDF graph to a TTL file
+        file_path = "output.ttl"
+        self.g.serialize(destination=file_path, format="turtle")