56 lines
1.9 KiB
Python
56 lines
1.9 KiB
Python
from pathlib import Path
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from lxml import etree as ET
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import base64
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import re
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class binaryToChartxml:
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def __init__(self, xml_path):
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self.tree = ET.parse(xml_path)
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self.root = self.tree.getroot()
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def decoding_bindata(self):
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binary_data = self.root.xpath('//BINDATA[@Id=//BINITEM[@Format="OLE"]/@BinData]/text()')
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binary_data = binary_data[0].encode('utf-8')
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encoded_data = re.sub(b'<BINDATA.*?>', b'', binary_data)
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# print(encoded_data)
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encoded_data = encoded_data.replace(b'</BINDATA>', b'')
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encoded_data = encoded_data.replace(b'\r\n', b'')
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# base64 디코딩을 수행합니다.
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decoded_data = base64.b64decode(encoded_data+b'==')
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print(decoded_data)
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# 디코딩된 데이터 내용 중 xml 형식만 추출할 때 <c:chartSpace>, </c:chartSpace> 사이의 데이터만 추출.
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start = decoded_data.find(b'<?xml')
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# print(start)
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end = decoded_data.find(b'</c:chartSpace>')
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# print(end)
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self.xml_data = decoded_data[start:end+len(b'</c:chartSpace>')]
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# def save_chart_xml(self, xml_output_path):
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# def save_chart_xml(self):
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# with open(, 'wb') as file:
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# file.write(self.xml_data)
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# xml 파일 읽기
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# xml_path = r"C:\Users\dra\project\HWP-Scoring\output\워드(한글)-009865-고미송.hml"
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# tree = ET.parse(xml_path)
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# root = tree.getroot()
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# # xpath로 바이너리 부분추출
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# binary_data = root.xpath('//BINDATA[@Id=//BINITEM[@Format="OLE"]/@BinData]/text()')
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# binary_data = str(binary_data[0])
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# print(f'binary : {binary_data}')
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# # base64 디코딩
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# decoded_data = base64.b64decode(binary_data)
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# # 디코딩된 데이터를 파일로 저장
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# output_file = f"decoded_output_test.bin"
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# with open(output_file, "wb") as decoded_file:
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# decoded_file.write(decoded_data)
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