security-and-privacy/mat2
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Improve a bit ppt support

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This commit is contained in:
jvoisin 2020-03-07 05:22:36 -08:00
parent e5b1068ed6
commit f93df85d03
1 changed files with 9 additions and 1 deletions
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10
libmat2/office.py
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@ -1,3 +1,4 @@
import uuid
import logging
import os
import re
@ -82,7 +83,7 @@ class MSOfficeParser(ZipParser):
r'^(?:word|ppt)/_rels/header[0-9]*\.xml\.rels$',
r'^ppt/slideLayouts/_rels/slideLayout[0-9]+\.xml\.rels$',
r'^ppt/slideLayouts/slideLayout[0-9]+\.xml$',
r'^(?:word|ppt)/tableStyles\.xml$',
# https://msdn.microsoft.com/en-us/library/dd908153(v=office.12).aspx
r'^(?:word|ppt)/stylesWithEffects\.xml$',
}))
@ -302,6 +303,13 @@ class MSOfficeParser(ZipParser):
f.write(b'<?xml version="1.0" encoding="UTF-8" standalone="yes"?>')
f.write(b'<cp:coreProperties xmlns:cp="http://schemas.openxmlformats.org/package/2006/metadata/core-properties">')
f.write(b'</cp:coreProperties>')
elif full_path.endswith('/ppt/tableStyles.xml'): # pragma: no cover
# This file must be present and valid,
# so we're removing as much as we can.
with open(full_path, 'wb') as f:
f.write(b'<?xml version="1.0">')
uid = str(uuid.uuid4()).encode('utf-8')
f.write(b'<a:tblStyleLst def="{%s}" xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main"/>' % uid)
if self.__remove_rsid(full_path) is False:
return False