diff options
Diffstat (limited to 'utils/git-svn/convert.py')
-rwxr-xr-x | utils/git-svn/convert.py | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/utils/git-svn/convert.py b/utils/git-svn/convert.py new file mode 100755 index 000000000..f72f435c7 --- /dev/null +++ b/utils/git-svn/convert.py @@ -0,0 +1,65 @@ +#!/usr/bin/env python + +""" +Convert the raw message sources from git patch emails to git-am friendly files. + +Usage: + +1. Mail.app -> Save As -> api.eml (Raw Message Source) +2. .../convert.py api.eml +3. git am --signoff < api.eml +4. git commit -a +""" + +import os, re, sys +import StringIO + +def usage(problem_file=None): + if problem_file: + print "%s is not a file" % problem_file + print "Usage: convert.py raw-message-source [raw-message-source2 ...]" + sys.exit(0) + +def do_convert(file): + """Skip all preceding mail message headers until 'From: ' is encountered. + Then for each line ('From: ' header included), replace the dos style CRLF + end-of-line with unix style LF end-of-line. + """ + print "converting %s ..." % file + + with open(file, 'r') as f_in: + content = f_in.read() + + # The new content to be written back to the same file. + new_content = StringIO.StringIO() + + # Boolean flag controls whether to start printing lines. + from_header_seen = False + + # By default, splitlines() don't include line breaks. CRLF should be gone. + for line in content.splitlines(): + # Wait till we scan the 'From: ' header before start printing the lines. + if not from_header_seen: + if not line.startswith('From: '): + continue + else: + from_header_seen = True + + print >> new_content, line + + with open(file, 'w') as f_out: + f_out.write(new_content.getvalue()) + + print "done" + +def main(): + if len(sys.argv) == 1: + usage() + # Convert the raw message source one by one. + for file in sys.argv[1:]: + if not os.path.isfile(file): + usage(file) + do_convert(file) + +if __name__ == '__main__': + main() |