mirror of https://github.com/zeldaret/mm.git
92 lines
2.8 KiB
Python
Executable File
92 lines
2.8 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import math
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import re
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def isValid(index: int, mask: int) -> bool:
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if index < 0 or index > 7:
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return False
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if mask != (1 << int(math.log2(mask))):
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return False
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return True
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def getFlagMacro(index: int, mask: int) -> str:
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return f"EVENTINF_{index}{int(math.log2(mask))}"
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def getCheckMacro(index: int, mask: int) -> str:
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return f"CHECK_EVENTINF({getFlagMacro(index, mask)})"
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def getSetMacro(index: int, mask: int) -> str:
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return f"SET_EVENTINF({getFlagMacro(index, mask)})"
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def getClearMacro(index: int, mask: int) -> str:
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return f"CLEAR_EVENTINF({getFlagMacro(index, mask)})"
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NUMBER_PATTERN = r"(0[xX])?[0-9a-fA-F]+"
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def applyChange(fileContents: str, compiledRegex: re.Pattern, callback) -> str:
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parsedContents = ""
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match = compiledRegex.search(fileContents)
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while match:
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index = int(match.group("index"), 0)
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mask = int(match.group("mask"), 0)
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start, end = match.span()
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parsedContents += fileContents[:start]
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if isValid(index, mask):
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parsedContents += callback(index, mask)
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else:
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parsedContents += fileContents[start:end]
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fileContents = fileContents[end:]
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match = compiledRegex.search(fileContents)
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parsedContents += fileContents
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return parsedContents
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def updateCheck(fileContents: str) -> str:
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checkRegex = re.compile(rf"gSaveContext.eventInf\[(?P<index>{NUMBER_PATTERN})\]\s*\&\s*(?P<mask>{NUMBER_PATTERN})")
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return applyChange(fileContents, checkRegex, getCheckMacro)
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def updateSet(fileContents: str) -> str:
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setRegex = re.compile(rf"gSaveContext.eventInf\[(?P<index>{NUMBER_PATTERN})\]\s*\|=\s*(?P<mask>{NUMBER_PATTERN})")
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return applyChange(fileContents, setRegex, getSetMacro)
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def updateClear(fileContents: str) -> str:
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clearRegex = re.compile(rf"gSaveContext.eventInf\[(?P<index>{NUMBER_PATTERN})\]\s*\&=\s*(\(u8\))?~(?P<mask>{NUMBER_PATTERN})")
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return applyChange(fileContents, clearRegex, getClearMacro)
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def read_file(filename):
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with open(filename) as src_file:
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return src_file.read()
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def write_file(filename, contents):
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with open(filename, "w") as f:
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f.write(contents)
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def main():
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parser = argparse.ArgumentParser(description="Converts a eventInf access to a macro")
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parser.add_argument("filename", help="Replace every occurrence of numeric eventInf on this file to the corresponding macro")
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args = parser.parse_args()
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fileContents = read_file(args.filename)
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parsedContents = updateCheck(fileContents)
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parsedContents = updateSet(parsedContents)
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parsedContents = updateClear(parsedContents)
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if fileContents != parsedContents:
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write_file(args.filename, parsedContents)
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if __name__ == "__main__":
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main()
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