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# Copyright (C) 2012 Codethink Limited
#
# This program 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; version 2 of the License.
#
# This program 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 this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import cliapp
import os
import morphlib
class UpdateGitsPlugin(cliapp.Plugin):
def enable(self):
self.app.add_subcommand('update-gits',
self.update_gits,
arg_synopsis='(REPO REF MORPHOLOGY)...')
def disable(self):
pass
def update_gits(self, args):
'''Update cached git repositories.
Parse the given morphologies, and their dependencies, and
update all the git repositories referred to by them in the
morph cache directory.
'''
app = self.app
if not os.path.exists(app.settings['cachedir']):
os.mkdir(app.settings['cachedir'])
cachedir = os.path.join(app.settings['cachedir'], 'gits')
repo_resolver = morphlib.repoaliasresolver.RepoAliasResolver(
app.settings['repo-alias'])
bundle_base_url = app.settings['bundle-server']
cache = morphlib.localrepocache.LocalRepoCache(
app, cachedir, repo_resolver, bundle_base_url)
subs_to_process = set()
def visit(reponame, ref, filename, absref, morphology):
app.status(msg='Updating %(repo_name)s %(ref)s %(filename)s',
repo_name=reponame, ref=ref, filename=filename)
assert cache.has_repo(reponame)
cached_repo = cache.get_repo(reponame)
try:
submodules = morphlib.git.Submodules(app, cached_repo.path,
absref)
submodules.load()
except morphlib.git.NoModulesFileError:
pass
else:
for submod in submodules:
subs_to_process.add((submod.url, submod.commit))
app.traverse_morphs(app.itertriplets(args), cache, None,
update=True, visit=visit)
done = set()
for url, ref in subs_to_process:
app.cache_repo_and_submodules(cache, url, ref, done)
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