mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-14 03:14:23 +00:00
Dion Moult
99 lines
4.8 KiB
Python
99 lines
4.8 KiB
Python
# coding=utf-8
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"""This script converts Graphisoft XML into an IFC file"""
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import xml.etree.ElementTree as ET
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import ifcopenshell
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import ifcopenshell.guid
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import os
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class IFC4Extractor:
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def __init__(self, xml_file):
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self.xml_file = xml_file
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self.tree = ET.parse(self.xml_file)
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self.root = self.tree.getroot()
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self.ns = {"xs": "http://www.w3.org/2001/XMLSchema"}
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self.file = ifcopenshell.file()
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self.data = {
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"BB/SfB (3/4 cijfers)": {"source": "Regie der Gebouwen", "tokens": ["."]},
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"BIMTypeCode": {"source": "BIMStockholm", "tokens": None},
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"Common Arrangement of Work Sections (CAWS)": {"source": "NBS", "tokens": ["/"]},
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"CBI Classification - Level 2": {"source": "Masterspec", "tokens": None},
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"CBI Classification - Level 4": {"source": "Masterspec", "tokens": None},
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"Rumsfunktionskoder CC001 - 001": {"source": "BIMAlliance", "tokens": ["-"]},
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"CCS": {"source": "Molio", "tokens": None},
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"CCTB": {"source": "CCT-Bâtiments", "tokens": ["."]},
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"Funktionskoder Regionservice CD001 - 001": {"source": "BIMAlliance", "tokens": None},
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"Rumsfunktion Blekinge CD002 - 001": {"source": "BIMAlliance", "tokens": None},
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"EcoQuaestor Codetabel": {"source": "EcoQuaestor", "tokens": [".", "-"]},
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"GuBIMclass CA": {"source": "GuBIMClass", "tokens": ["."]},
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"GuBIMclass ES": {"source": "GuBIMClass", "tokens": ["."]},
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"MasterFormat": {"source": "CSI", "tokens": [" ", "."]},
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"NATSPEC Worksections": {"source": "NATSPEC", "tokens": None},
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"NBS Create": {"source": "NBS", "tokens": ["_", "/"]},
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"NL/SfB (4 cijfers)": {"source": "BIMLoket", "tokens": ["."]},
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"NS 3451 - Bygningsdelstabell": {"source": "Standard Norge", "tokens": None},
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"OmniClass": {"source": "OmniClass", "tokens": ["-", " "]},
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"ÖNORM 6241-2": {"source": "freeBIM 2", "tokens": None},
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"RICS NRM1": {"source": "RICS", "tokens": ["."]},
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"RICS NRM3": {"source": "RICS", "tokens": ["."]},
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"SFG20": {"source": "SFG20", "tokens": ["-"]},
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"SINAPI": {"source": "Caixa", "tokens": ["/"]},
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"STABU-Element": {"source": "STABU", "tokens": ["."]},
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"TALO 2000 Building Component Classification": {"source": "Rakennustieto", "tokens": ["."]},
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"TALO 2000 Hankenimikkeistö": {"source": "Rakennustieto", "tokens": ["."]},
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"Uniclass": {"source": "RIBA Enterprises Ltd", "tokens": ["_"]},
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"Uniclass 2015": {"source": "RIBA Enterprises Ltd", "tokens": ["_"]},
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"UniFormat": {"source": "UniFormat", "tokens": ["."]},
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"Uniformat": {"source": "UniFormat", "tokens": ["."]},
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"VMSW": {"source": "VMSW", "tokens": ["."]},
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}
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def extract(self):
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for system in self.tree.findall("Classification/System"):
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project = self.file.create_entity("IfcProjectLibrary", Name=system.find("Name").text)
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parent = self.file.create_entity(
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"IfcClassification",
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**{
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"Source": self.data[system.find("Name").text]["source"],
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"Edition": system.find("EditionVersion").text,
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"EditionDate": self.get_edition_date(system),
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"Name": system.find("Name").text,
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"Description": system.find("Description").text,
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"Location": system.find("Source").text,
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"ReferenceTokens": self.data[system.find("Name").text]["tokens"],
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},
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)
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self.file.createIfcRelAssociatesClassification(ifcopenshell.guid.new(), None, None, None, [project], parent)
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children = system.findall("Items/Item")
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self.get_children(children, parent)
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def get_children(self, children, parent):
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for child in children:
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reference = self.file.create_entity(
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"IfcClassificationReference",
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**{
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"Identification": child.find("ID").text,
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"Name": child.find("Name").text,
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"ReferencedSource": parent,
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"Description": child.find("Description").text,
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},
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)
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children = child.find("Children")
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if children:
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self.get_children(children, reference)
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def get_edition_date(self, system):
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d = system.find("EditionDate")
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return "{}-{:02}-{:02}".format(d.find("Year").text, int(d.find("Month").text), int(d.find("Day").text))
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def export(self, filename):
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self.file.write(filename)
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for filename in os.listdir("xml/"):
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extractor = IFC4Extractor(f"xml/{filename}")
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extractor.extract()
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extractor.export(f"ifc/{filename[0:-3]}ifc")
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