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Handle 'condition' object-attribute in RHS as well

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This commit is contained in:
Joeri Exelmans 2024-11-08 16:43:26 +01:00
parent ad3752cd61
commit e3d4889f91
2 changed files with 24 additions and 8 deletions
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25
transformation/rewriter.py
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@ -19,8 +19,8 @@ def preprocess_rule(state, lhs: UUID, rhs: UUID, name_mapping):
to_delete = { name for name in bottom.read_keys(lhs) if name not in bottom.read_keys(rhs) and name in name_mapping }
to_create = { name for name in bottom.read_keys(rhs) if name not in bottom.read_keys(lhs)
# extremely dirty:
and "GlobalCondition" not in name }
# extremely dirty - should think of a better way
and "GlobalCondition" not in name and not name.endswith("_condition") and not name.endswith(".condition") }
common = { name for name in bottom.read_keys(lhs) if name in bottom.read_keys(rhs) and name in name_mapping }
return to_delete, to_create, common
@ -66,8 +66,8 @@ def rewrite(state, lhs_m: UUID, rhs_m: UUID, pattern_mm: UUID, lhs_name_mapping:
to_delete, to_create, common = preprocess_rule(state, lhs_m, rhs_m, lhs_name_mapping)
print("to_delete:", to_delete)
print("to_create:", to_create)
# print("to_delete:", to_delete)
# print("to_create:", to_create)
# to be grown
rhs_name_mapping = { name : lhs_name_mapping[name] for name in common }
@ -205,6 +205,23 @@ def rewrite(state, lhs_m: UUID, rhs_m: UUID, pattern_mm: UUID, lhs_name_mapping:
# print(msg)
raise Exception(msg)
# Finally, we iterate over the (now complete) mapping RHS -> Host, to execute all the user-specified conditions
for rhs_name, host_name in rhs_name_mapping.items():
host_obj = host_odapi.get(host_name)
rhs_obj = rhs_odapi.get(rhs_name)
rhs_type = rhs_odapi.get_type(rhs_obj)
rhs_type_of_type = rhs_mm_odapi.get_type(rhs_type)
rhs_type_of_type_name = rhs_mm_odapi.get_name(rhs_type_of_type)
if rhs_mm_odapi.cdapi.is_subtype(super_type_name="Class", sub_type_name=rhs_type_of_type_name):
# rhs_obj is an object or link (because association is subtype of class)
python_code = rhs_odapi.get_slot_value_default(rhs_obj, "condition", default="")
simply_exec(python_code,
_globals={
**bind_api(host_odapi),
'matched': matched_callback,
},
_locals={'this': host_obj})
# Execute global conditions
for cond_name, cond in rhs_odapi.get_all_instances("GlobalCondition"):
python_code = rhs_odapi.get_slot_value(cond, "condition")