rewrite.py

#!/usr/bin/env python

"""
A silly script to write a git filter-branch command to rewrite 
various email addresses to be ALL OFFICIAL AND STUFF.

usage
=====

./rewrite.py > rewrite.sh
chmod a+x rewrite.sh
./rewrite.sh

"""

import os
import sys

e = os.environ

emails = {
    "[email protected]": ("Edward Summers", "[email protected]"),
    "[email protected]": ("Daniel Krech", "[email protected]"),
    "[email protected]": ("Aaron Croyle", "[email protected]"),
    "[email protected]": ("Aaron Croyle", "[email protected]"),
    "[email protected]": ("Chris Adams", "[email protected]"),
    "[email protected]": ("David Brunton", "[email protected]"),
    "devnull@localhost": ("Risa Ohara", "[email protected]"),
    "[email protected]": ("Ed Summers", "[email protected]"),
    "[email protected]": ("Jackie Kazil", "[email protected]"),
    "[email protected]": ("Risa Ohara", "[email protected]")
}

print \
"""
#!/usr/bin/bash

git filter-branch --env-filter '
"""

for old_email, new_info in emails.items():
    print \
"""
    if [[ $GIT_COMMITTER_EMAIL = "%(old_email)s" || $GIT_AUTHOR_EMAIL = "%(old_email)s" ]]; then
      GIT_COMMITTER_EMAIL="%(email)s";
      GIT_AUTHOR_EMAIL="%(email)s";
      GIT_AUTHOR_NAME="%(name)s";
      GIT_COMMITTER_NAME="%(name)s";
    fi
""" % {"old_email": old_email, "email": new_info[1], "name": new_info[0]}

print \
"""
' -- --all
"""