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Implement guid facet in facet selector

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This commit is contained in:
Dion Moult
2023-07-20 19:42:34 +10:00
parent 452089596e
commit 1b71f4f569
2 changed files with 19 additions and 2 deletions
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src/ifcopenshell-python/ifcopenshell/util/selector.py
+9 -2
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@@ -55,8 +55,10 @@ def filter_elements(ifc_file, query, elements=None):
filter_group: facet_list ("+" facet_list)*
facet_list: facet ("," facet)*
facet: entity | attribute | type | material | property | classification | location
facet: instance | entity | attribute | type | material | property | classification | location
instance: not? globalid
globalid: /[0-3][a-zA-Z0-9_$]{21}/
entity: not? ifc_class
attribute: attribute_name comparison value
type: "type" comparison value
@@ -127,7 +129,6 @@ class FacetTransformer(lark.Transformer):
self.elements = elements or set()
self.container_parents = {}
self.container_trees = {}
print("INIT TRANSFORMER")
def get_results(self):
results = set()
@@ -140,6 +141,12 @@ class FacetTransformer(lark.Transformer):
self.results.append(self.elements)
self.elements = set()
def instance(self, args):
if args[0].data == "globalid":
self.elements.add(self.file.by_guid(args[0].children[0].value))
else:
self.elements.remove(self.file.by_guid(args[1].children[0].value))
def entity(self, args):
if args[0].data == "ifc_class":
self.elements |= set(self.file.by_type(args[0].children[0].value))