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#!/usr/bin/env python
import argparse
import contextlib
import sys
import os
import shutil
import mammoth
def main():
args = _parse_args()
if args.style_map is None:
style_map = None
else:
with open(args.style_map) as style_map_fileobj:
style_map = style_map_fileobj.read()
with open(args.path, "rb") as docx_fileobj:
if args.output_dir is None:
convert_image = None
output_path = args.output
else:
convert_image = ImageWriter(args.output_dir)
output_filename = "{0}.html".format(os.path.basename(args.path).rpartition(".")[0])
output_path = os.path.join(args.output_dir, output_filename)
result = mammoth.convert_to_html(
docx_fileobj,
style_map=style_map,
convert_image=convert_image,
)
for message in result.messages:
sys.stderr.write(message.message)
sys.stderr.write("\n")
with _open_output(output_path) as output:
output.write(result.value)
class ImageWriter(object):
def __init__(self, output_dir):
self._output_dir = output_dir
self._image_number = 1
def __call__(self, element, html_generator):
extension = element.content_type.partition("/")[2]
image_filename = "{0}.{1}".format(self._image_number, extension)
with open(os.path.join(self._output_dir, image_filename), "wb") as image_dest:
with element.open() as image_source:
shutil.copyfileobj(image_source, image_dest)
attributes = {"src": image_filename}
if element.alt_text is not None:
attributes["alt"] = element.alt_text
html_generator.self_closing("img", attributes)
self._image_number += 1
@contextlib.contextmanager
def _open_output(name):
if name is None:
try:
yield Output(sys.stdout)
finally:
sys.stdout.flush()
else:
with open(name, "w") as output:
yield Output(output)
class Output(object):
def __init__(self, fileobj):
self._fileobj = fileobj
def write(self, value):
if sys.version_info[0] <= 2:
self._fileobj.write(value.encode("utf8"))
else:
self._fileobj.write(value)
def _parse_args():
parser = argparse.ArgumentParser()
parser.add_argument("path")
output_group = parser.add_mutually_exclusive_group()
output_group.add_argument("output", nargs="?")
output_group.add_argument("--output-dir", nargs="?")
parser.add_argument("--style-map", required=False)
return parser.parse_args()
if __name__ == "__main__":
main()
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