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# Copyright (C) 2009 Scott Chacon <schacon@gmail.com>
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# Copyright (C) 2009 Jelmer Vernooij <jelmer@samba.org>
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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def format_hg_metadata(renames, branch, extra):
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"""Construct a tail with hg-git metadata.
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:param renames: List of (oldpath, newpath) tuples with file renames
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:param branch: Branch name
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:param extra: Dictionary with extra data
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:return: Tail for commit message
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if branch != 'default':
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extra_message += "branch : " + branch + "\n"
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for oldfile, newfile in renames:
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extra_message += "rename : " + oldfile + " => " + newfile + "\n"
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for key, value in extra.iteritems():
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if key in ('author', 'committer', 'encoding', 'message', 'branch', 'hg-git'):
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extra_message += "extra : " + key + " : " + urllib.quote(value) + "\n"
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return "\n--HG--\n" + extra_message
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def extract_hg_metadata(message):
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"""Extract Mercurial metadata from a commit message.
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:param message: Commit message to extract from
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:return: Tuple with original commit message, renames, branch and
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split = message.split("\n--HG--\n", 1)
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lines = meta.split("\n")
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command, data = line.split(" : ", 1)
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if command == 'rename':
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before, after = data.split(" => ", 1)
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renames[after] = before
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elif command == 'branch':
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elif command == 'extra':
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before, after = data.split(" : ", 1)
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extra[before] = urllib.unquote(after)
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raise KeyError("unknown hg-git metadata command %s" % command)
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return (message, renames, branch, extra)