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# Copyright (C) 2012 Aleksey Lim
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# 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, see <http://www.gnu.org/licenses/>.
import logging
import active_document as ad
from sugar_network.node import obs
from sugar_network.toolkit import router
from active_toolkit import enforce
_logger = logging.getLogger('node.router')
class Router(router.Router):
@router.route('GET', '/packages')
def packages(self, request, response):
response.content_type = 'application/json'
if len(request.path) == 1:
return self._list_repos()
elif len(request.path) == 2:
return self._list_packages(request)
elif len(request.path) == 3:
return self._get_package(request.path[1], request.path[2])
else:
raise RuntimeError('Incorrect path')
@router.route('HEADER', '/packages')
def try_packages(self, request, response):
enforce(len(request.path) == 3, 'Incorrect path')
self._get_package(request.path[1], request.path[2])
def _list_repos(self):
if self.commands.is_master:
# Node should not depend on OBS
repos = obs.get_presolve_repos()
else:
repos = []
return {'total': len(repos), 'result': repos}
def _list_packages(self, request):
directory = self.commands.volume['context']
documents, total = directory.find(type='package',
offset=request.get('offset'), limit=request.get('limit'))
return {'total': total.value, 'result': [i.guid for i in documents]}
def _get_package(self, repo, package):
directory = self.commands.volume['context']
context = directory.get(package)
enforce('package' in context.get('type'), ad.NotFound,
'Is not a package')
presolve = context.get('presolve', {}).get(repo)
enforce(presolve and 'binary' in presolve, ad.NotFound,
'No presolve info')
return presolve['binary']
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