76 lines
2.1 KiB
Python
76 lines
2.1 KiB
Python
from __future__ import annotations
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from typing import TYPE_CHECKING
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from bs4 import BeautifulSoup
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if TYPE_CHECKING:
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from io import TextIOWrapper
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class XMLLoader:
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@staticmethod
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def load(file_: TextIOWrapper) -> dict:
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schema = {}
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bs = BeautifulSoup(file_.read(), "xml")
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structElmts = bs.findAll("structure")
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structures = {}
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for structElmt in structElmts:
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structures[structElmt.get("id")] = XMLLoader.parseStructure(structElmt)
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schema["structures"] = structures
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return schema
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@staticmethod
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def parseStructure(structElmt: any) -> dict:
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struct = {
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"bits": structElmt.get("bits")
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}
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ranges = {}
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rangeElmts = structElmt.findAll("range")
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for rangeElmt in rangeElmts:
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span = rangeElmt.get("end") + "-" + rangeElmt.get("start")
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ranges[span] = XMLLoader.parseRange(rangeElmt)
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struct["ranges"] = ranges
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return struct
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@staticmethod
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def parseRange(rangeElmt: any) -> dict:
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range_ = {
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"name": rangeElmt.get("name")
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}
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desc = rangeElmt.find("description")
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if desc is not None:
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range_["description"] = desc.getText()
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valuesElmt = rangeElmt.find("values")
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if valuesElmt is not None:
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range_["values"] = XMLLoader.parseValues(valuesElmt)
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if rangeElmt.get("depends-on"):
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range_["depends-on"] = rangeElmt.get("depends-on")
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return range_
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@staticmethod
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def parseValues(valuesElmt: any) -> dict:
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values = {}
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caseElmts = valuesElmt.findAll("case")
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for caseElmt in caseElmts:
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val = caseElmt.get("value")
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desc = caseElmt.getText()
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struct = caseElmt.get("structure")
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if struct:
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values[val] = {
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"description": desc,
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"structure": struct
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}
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else:
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values[val] = desc
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return values
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