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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright 2004-2007 Zuza Software Foundation
#
# This file is part of translate.
#
# translate 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 2 of the License, or
# (at your option) any later version.
#
# translate 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 translate; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
#
# Requires: git
#
from translate.storage.versioncontrol import run_command
from translate.storage.versioncontrol import GenericRevisionControlSystem
import os
def is_available():
"""check if git is installed"""
exitcode, output, error = run_command(["git", "--version"])
return exitcode == 0
class git(GenericRevisionControlSystem):
"""Class to manage items under revision control of git."""
RCS_METADIR = ".git"
SCAN_PARENTS = True
def _get_git_dir(self):
"""git requires the git metadata directory for every operation
"""
return os.path.join(self.root_dir, self.RCS_METADIR)
def _get_git_command(self, args):
"""prepends generic git arguments to default ones
"""
command = ["git", "--git-dir", self._get_git_dir()]
command.extend(args)
return command
def update(self, revision=None):
"""Does a clean update of the given path"""
# git checkout
command = self._get_git_command(["checkout", self.location_rel])
exitcode, output_checkout, error = run_command(command, self.root_dir)
if exitcode != 0:
raise IOError("[GIT] checkout failed (%s): %s" % (command, error))
# pull changes
command = self._get_git_command(["pull"])
exitcode, output_pull, error = run_command(command, self.root_dir)
if exitcode != 0:
raise IOError("[GIT] pull failed (%s): %s" % (command, error))
return output_checkout + output_pull
def commit(self, message=None, author=None):
"""Commits the file and supplies the given commit message if present"""
# pull first.
# This is required since a lot of updates happen outside the po/ directory
# and git won't push unless those are pulled in
command = self._get_git_command(["pull"])
exitcode, output_pull, error = run_command(command, self.root_dir)
if exitcode != 0:
raise IOError("[GIT] pull failed (%s): %s" % (command, error))
# add the file
command = self._get_git_command(["add", self.location_rel])
exitcode, output_add, error = run_command(command, self.root_dir)
if exitcode != 0:
raise IOError("[GIT] add of ('%s', '%s') failed: %s" \
% (self.root_dir, self.location_rel, error))
# commit file
command = self._get_git_command(["commit"])
if message:
command.extend(["-m", message])
if author:
command.extend(["--author", author])
exitcode, output_commit, error = run_command(command, self.root_dir)
if exitcode != 0:
if len(error):
msg = error
else:
msg = output_commit
raise IOError("[GIT] commit of ('%s', '%s') failed: %s" \
% (self.root_dir, self.location_rel, msg))
# push changes
command = self._get_git_command(["push"])
exitcode, output_push, error = run_command(command, self.root_dir)
if exitcode != 0:
raise IOError("[GIT] push of ('%s', '%s') failed: %s" \
% (self.root_dir, self.location_rel, error))
return output_pull + output_add + output_commit + output_push
def getcleanfile(self, revision=None):
"""Get a clean version of a file from the git repository"""
# run git-show
command = self._get_git_command(["show", "HEAD:%s" % self.location_rel])
exitcode, output, error = run_command(command, self.root_dir)
if exitcode != 0:
raise IOError("[GIT] 'show' failed for ('%s', %s): %s" \
% (self.root_dir, self.location_rel, error))
return output
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