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#!/usr/bin/env python3
#
# Extract git patchset from notmuch emails
#
# Copyright (C) 2017 Aurelien Aptel <aurelien.aptel@gmail.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import mailbox
import sys
import tempfile
import subprocess
import re
def get_body(message):
body = None
if message.is_multipart():
for part in message.walk():
if part.is_multipart():
for subpart in part.walk():
if subpart.get_content_type() == 'text/plain':
body = subpart.get_payload(decode=True)
elif part.get_content_type() == 'text/plain':
body = part.get_payload(decode=True)
elif message.get_content_type() == 'text/plain':
body = message.get_payload(decode=True)
if isinstance(body, bytes):
body = body.decode('utf-8')
return body
def is_git_patch(msg):
# we want to skip cover letters, hence why we look for @@
body = get_body(msg)
match = re.search(r'''\n@@ [0-9 +,-]+ @@''', body)
return ("git-send-email" in msg['x-mailer'] and match)
def main():
thread_id = sys.argv[1]
with tempfile.NamedTemporaryFile() as in_mb_file:
out = subprocess.check_output(['notmuch', 'show', '--format=mbox', thread_id])
in_mb_file.write(out)
in_mb_file.flush()
in_mb = mailbox.mbox(in_mb_file.name)
with tempfile.NamedTemporaryFile() as out_mb_file:
out_mb = mailbox.mbox(out_mb_file.name)
for m in in_mb:
if is_git_patch(m):
sys.stderr.write(m['subject']+"\n")
out_mb.add(m)
out_mb.flush()
print(open(out_mb_file.name).read())
if __name__ == '__main__':
main()
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