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#!/usr/bin/env python
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# encoding: utf-8
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# Model for hg app
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# Copyright (C) 2009-2010 Marcin Kuzminski <marcin@python-works.com>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; version 2
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# of the License or (at your opinion) any later version of the license.
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#
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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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#
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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., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301, USA.
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"""
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Created on April 9, 2010
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Model for hg app
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@author: marcink
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"""
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from beaker.cache import cache_region
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from mercurial import ui
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from mercurial.hgweb.hgwebdir_mod import findrepos
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from pylons.i18n.translation import _
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from pylons_app.lib import helpers as h
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from pylons_app.lib.utils import invalidate_cache
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from pylons_app.lib.auth import HasRepoPermissionAny
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from pylons_app.model import meta
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from pylons_app.model.db import Repository, User
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from sqlalchemy.orm import joinedload
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from vcs.exceptions import RepositoryError, VCSError
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import logging
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import os
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import sys
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log = logging.getLogger(__name__)
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try:
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from vcs.backends.hg import MercurialRepository
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except ImportError:
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sys.stderr.write('You have to import vcs module')
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raise Exception('Unable to import vcs')
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def _get_repos_cached_initial(app_globals, initial):
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"""return cached dict with repos
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"""
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g = app_globals
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return HgModel.repo_scan(g.paths[0][0], g.paths[0][1], g.baseui, initial)
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@cache_region('long_term', 'cached_repo_list')
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def _get_repos_cached():
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"""return cached dict with repos
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"""
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log.info('getting all repositories list')
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from pylons import app_globals as g
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return HgModel.repo_scan(g.paths[0][0], g.paths[0][1], g.baseui)
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@cache_region('super_short_term', 'cached_repos_switcher_list')
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def _get_repos_switcher_cached(cached_repo_list):
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repos_lst = []
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for repo in [x for x in cached_repo_list.values()]:
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if HasRepoPermissionAny('repository.write', 'repository.read',
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'repository.admin')(repo.name, 'main page check'):
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repos_lst.append((repo.name, repo.dbrepo.private,))
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return sorted(repos_lst, key=lambda k:k[0].lower())
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@cache_region('long_term', 'full_changelog')
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def _full_changelog_cached(repo_name):
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log.info('getting full changelog for %s', repo_name)
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return list(reversed(list(HgModel().get_repo(repo_name))))
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class HgModel(object):
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"""Mercurial Model
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"""
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def __init__(self):
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pass
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@staticmethod
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def repo_scan(repos_prefix, repos_path, baseui, initial=False):
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"""
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Listing of repositories in given path. This path should not be a
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repository itself. Return a dictionary of repository objects
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:param repos_path: path to directory it could take syntax with
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* or ** for deep recursive displaying repositories
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"""
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sa = meta.Session()
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def check_repo_dir(path):
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"""Checks the repository
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:param path:
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"""
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repos_path = path.split('/')
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if repos_path[-1] in ['*', '**']:
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repos_path = repos_path[:-1]
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if repos_path[0] != '/':
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repos_path[0] = '/'
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if not os.path.isdir(os.path.join(*repos_path)):
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raise RepositoryError('Not a valid repository in %s' % path)
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if not repos_path.endswith('*'):
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raise VCSError('You need to specify * or ** at the end of path '
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'for recursive scanning')
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check_repo_dir(repos_path)
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log.info('scanning for repositories in %s', repos_path)
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repos = findrepos([(repos_prefix, repos_path)])
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if not isinstance(baseui, ui.ui):
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baseui = ui.ui()
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repos_list = {}
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for name, path in repos:
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try:
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#name = name.split('/')[-1]
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if repos_list.has_key(name):
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raise RepositoryError('Duplicate repository name %s found in'
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' %s' % (name, path))
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else:
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repos_list[name] = MercurialRepository(path, baseui=baseui)
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repos_list[name].name = name
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dbrepo = None
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if not initial:
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#for initial scann on application first run we don't
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#have db repos yet.
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dbrepo = sa.query(Repository)\
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.options(joinedload(Repository.fork))\
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.filter(Repository.repo_name == name)\
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.scalar()
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if dbrepo:
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log.info('Adding db instance to cached list')
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repos_list[name].dbrepo = dbrepo
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repos_list[name].description = dbrepo.description
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if dbrepo.user:
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repos_list[name].contact = dbrepo.user.full_contact
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else:
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repos_list[name].contact = sa.query(User)\
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.filter(User.admin == True).first().full_contact
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except OSError:
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continue
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meta.Session.remove()
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return repos_list
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def get_repos(self):
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for name, repo in _get_repos_cached().items():
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if repo._get_hidden():
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#skip hidden web repository
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continue
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last_change = repo.last_change
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tip = h.get_changeset_safe(repo, 'tip')
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tmp_d = {}
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tmp_d['name'] = repo.name
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tmp_d['name_sort'] = tmp_d['name'].lower()
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tmp_d['description'] = repo.description
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tmp_d['description_sort'] = tmp_d['description']
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tmp_d['last_change'] = last_change
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tmp_d['last_change_sort'] = last_change[1] - last_change[0]
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tmp_d['tip'] = tip.short_id
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tmp_d['tip_sort'] = tip.revision
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tmp_d['rev'] = tip.revision
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tmp_d['contact'] = repo.contact
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tmp_d['contact_sort'] = tmp_d['contact']
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tmp_d['repo_archives'] = list(repo._get_archives())
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tmp_d['last_msg'] = tip.message
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tmp_d['repo'] = repo
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yield tmp_d
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def get_repo(self, repo_name):
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try:
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repo = _get_repos_cached()[repo_name]
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return repo
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except KeyError:
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#i we're here and we got key errors let's try to invalidate the
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#cahce and try again
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invalidate_cache('cached_repo_list')
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repo = _get_repos_cached()[repo_name]
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return repo
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