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#!/usr/bin/env python3
import unittest
import shutil
import os
import zipfile
import tempfile
from libmat2 import office, parser_factory
class TestZipMetadata(unittest.TestCase):
def __check_deep_meta(self, p):
tempdir = tempfile.mkdtemp()
zipin = zipfile.ZipFile(p.filename)
zipin.extractall(tempdir)
for subdir, dirs, files in os.walk(tempdir):
for f in files:
complete_path = os.path.join(subdir, f)
inside_p, _ = parser_factory.get_parser(complete_path)
if inside_p is None:
continue
self.assertEqual(inside_p.get_meta(), {})
shutil.rmtree(tempdir)
def __check_zip_meta(self, p):
zipin = zipfile.ZipFile(p.filename)
for item in zipin.infolist():
self.assertEqual(item.comment, b'')
self.assertEqual(item.date_time, (1980, 1, 1, 0, 0, 0))
self.assertEqual(item.create_system, 3) # 3 is UNIX
def test_office(self):
shutil.copy('./tests/data/dirty.docx', './tests/data/clean.docx')
p = office.MSOfficeParser('./tests/data/clean.docx')
meta = p.get_meta()
self.assertIsNotNone(meta)
self.assertEqual(meta['word/media/image1.png']['Comment'], 'This is a comment, be careful!')
ret = p.remove_all()
self.assertTrue(ret)
p = office.MSOfficeParser('./tests/data/clean.cleaned.docx')
self.assertEqual(p.get_meta(), {})
self.__check_zip_meta(p)
self.__check_deep_meta(p)
os.remove('./tests/data/clean.docx')
os.remove('./tests/data/clean.cleaned.docx')
def test_libreoffice(self):
shutil.copy('./tests/data/dirty.odt', './tests/data/clean.odt')
p = office.LibreOfficeParser('./tests/data/clean.odt')
meta = p.get_meta()
self.assertIsNotNone(meta)
ret = p.remove_all()
self.assertTrue(ret)
p = office.LibreOfficeParser('./tests/data/clean.cleaned.odt')
self.assertEqual(p.get_meta(), {})
self.__check_zip_meta(p)
self.__check_deep_meta(p)
os.remove('./tests/data/clean.odt')
os.remove('./tests/data/clean.cleaned.odt')
class TestZipOrder(unittest.TestCase):
def test_libreoffice(self):
shutil.copy('./tests/data/dirty.odt', './tests/data/clean.odt')
p = office.LibreOfficeParser('./tests/data/clean.odt')
meta = p.get_meta()
self.assertIsNotNone(meta)
is_unordered = False
with zipfile.ZipFile('./tests/data/clean.odt') as zin:
previous_name = ''
for item in zin.infolist():
if previous_name == '':
if item.filename == 'mimetype':
continue
previous_name = item.filename
continue
elif item.filename < previous_name:
is_unordered = True
break
self.assertTrue(is_unordered)
ret = p.remove_all()
self.assertTrue(ret)
with zipfile.ZipFile('./tests/data/clean.cleaned.odt') as zin:
previous_name = ''
for item in zin.infolist():
if previous_name == '':
if item.filename == 'mimetype':
continue
previous_name = item.filename
continue
self.assertGreaterEqual(item.filename, previous_name)
os.remove('./tests/data/clean.odt')
os.remove('./tests/data/clean.cleaned.odt')
class TestRsidRemoval(unittest.TestCase):
def test_office(self):
shutil.copy('./tests/data/office_revision_session_ids.docx', './tests/data/clean.docx')
p = office.MSOfficeParser('./tests/data/clean.docx')
meta = p.get_meta()
self.assertIsNotNone(meta)
how_many_rsid = False
with zipfile.ZipFile('./tests/data/clean.docx') as zin:
for item in zin.infolist():
if not item.filename.endswith('.xml'):
continue
num = zin.read(item).decode('utf-8').lower().count('w:rsid')
how_many_rsid += num
self.assertEqual(how_many_rsid, 11)
ret = p.remove_all()
self.assertTrue(ret)
with zipfile.ZipFile('./tests/data/clean.cleaned.docx') as zin:
for item in zin.infolist():
if not item.filename.endswith('.xml'):
continue
num = zin.read(item).decode('utf-8').lower().count('w:rsid')
self.assertEqual(num, 0)
os.remove('./tests/data/clean.docx')
os.remove('./tests/data/clean.cleaned.docx')
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