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Modification to enable producing consistent binary output #495

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merged 2 commits into from Apr 14, 2018
Merged

Modification to enable producing consistent binary output #495

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e46c5e5
Modification to enable producing consistent binary output for the sam…
ziembla Mar 28, 2018
9dbe366
Using constant date 1980-01-01 on tempfiles
ziembla Mar 30, 2018
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13 changes: 10 additions & 3 deletions xlsxwriter/workbook.py
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Expand Up @@ -10,10 +10,11 @@
import re
import os
import operator
import time
import warnings
from warnings import warn
from datetime import datetime
from zipfile import ZipFile, ZIP_DEFLATED
from zipfile import ZipFile, ZipInfo, ZIP_DEFLATED
from struct import unpack

from .compatibility import int_types, num_types, str_types, force_unicode
Expand Down Expand Up @@ -626,13 +627,19 @@ def _store_workbook(self):
# Add XML sub-files to the Zip file with their Excel filename.
for os_filename, xml_filename, is_binary in xml_files:
if self.in_memory:

zipinfo = ZipInfo(xml_filename, (1980, 1, 1, 0, 0, 0))
if is_binary:
xlsx_file.writestr(xml_filename, os_filename.getvalue())
xlsx_file.writestr(zipinfo, os_filename.getvalue())
else:
xlsx_file.writestr(xml_filename,
xlsx_file.writestr(zipinfo,
os_filename.getvalue().encode('utf-8'))
else:
# The files are tempfiles.

timestamp = time.mktime((1980, 1, 1, 0, 0, 0, 0, 0, 0))
os.utime(os_filename, (timestamp, timestamp))

xlsx_file.write(os_filename, xml_filename)
os.remove(os_filename)

Expand Down