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# Fudge committer and author ids that git fast-import considers invalid
# Copyright 2020 Codethink Ltd
import re
import sys
from mercurial import templatefilters
def build_filter(args):
return Filter(args)
class Filter:
# What git considers valid (see parse_ident() in fast-import.c)
_valid_id_re = re.compile(rb"^[^<>]* <[^<>]+>$")
# Special characters we may need to replace
_id_special_re = re.compile(rb"[<>]")
def __init__(self, args):
pass
def commit_message_filter(self, commit_data):
for key in ["author", "committer"]:
try:
user_id = commit_data[key]
except KeyError:
continue
if self._valid_id_re.match(user_id):
continue
name = templatefilters.person(user_id)
email = templatefilters.email(user_id)
# Replace any special characters left in the name and email
name = self._id_special_re.sub(b"?", name)
email = self._id_special_re.sub(b"?", email)
commit_data[key] = b"%s <%s>" % (name, email)
sys.stderr.write(
'Replaced %s id "%s" with "%s"\n'
% (
key,
user_id.decode("utf-8", errors="replace"),
commit_data[key].decode("utf-8", errors="replace"),
)
)
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