Source code for galaxy.webapps.tool_shed.api.groups

import logging
from galaxy import util
from galaxy import web
from galaxy.util import pretty_print_time_interval
from galaxy.exceptions import RequestParameterMissingException
from galaxy.exceptions import AdminRequiredException
from galaxy.exceptions import ObjectNotFound
from galaxy.web import require_admin as require_admin
from galaxy.web import _future_expose_api as expose_api
from galaxy.web import _future_expose_api_anonymous_and_sessionless as expose_api_anonymous_and_sessionless
from galaxy.web.base.controller import BaseAPIController
from tool_shed.managers import groups

log = logging.getLogger(__name__)


[docs]class GroupsController(BaseAPIController): """RESTful controller for interactions with groups in the Tool Shed."""
[docs] def __init__(self, app): super(GroupsController, self).__init__(app) self.group_manager = groups.GroupManager()
def __get_value_mapper(self, trans): value_mapper = {'id' : trans.security.encode_id} return value_mapper
[docs] @expose_api_anonymous_and_sessionless def index(self, trans, deleted=False, **kwd): """ GET /api/groups Return a list of dictionaries that contain information about each Group. :param deleted: flag used to include deleted groups Example: GET localhost:9009/api/groups """ group_dicts = [] deleted = util.asbool(deleted) if deleted and not trans.user_is_admin(): raise AdminRequiredException('Only administrators can query deleted groups.') for group in self.group_manager.list(trans, deleted): group_dicts.append(self._populate(trans, group)) return group_dicts
[docs] @expose_api @require_admin def create(self, trans, payload, **kwd): """ POST /api/groups Return a dictionary of information about the created group. The following parameters are included in the payload: :param name (required): the name of the group :param description (optional): the description of the group Example: POST /api/groups/?key=XXXYYYXXXYYY Content-Disposition: form-data; name="name" Group_Name Content-Disposition: form-data; name="description" Group_Description """ group_dict = dict(message='', status='ok') name = payload.get('name', '') if name: description = payload.get('description', '') if not description: description = '' else: # TODO add description field to the model group_dict = self.group_manager.create(trans, name=name).to_dict(view='element', value_mapper=self.__get_value_mapper(trans)) else: raise RequestParameterMissingException('Missing required parameter "name".') return group_dict
[docs] @expose_api_anonymous_and_sessionless def show(self, trans, encoded_id, **kwd): """ GET /api/groups/{encoded_group_id} Return a dictionary of information about a group. :param id: the encoded id of the Group object Example: GET localhost:9009/api/groups/f9cad7b01a472135 """ decoded_id = trans.security.decode_id(encoded_id) group = self.group_manager.get(trans, decoded_id) if group is None: raise ObjectNotFound('Unable to locate group record for id %s.' % (str(encoded_id))) return self._populate(trans, group)
def _populate(self, trans, group): """ Turn the given group information from DB into a dict and add other characteristics like members and repositories. """ model = trans.app.model group_dict = group.to_dict(view='collection', value_mapper=self.__get_value_mapper(trans)) group_members = [] group_repos = [] total_downloads = 0 for uga in group.users: user = trans.sa_session.query(model.User).filter(model.User.table.c.id == uga.user_id).one() user_repos_count = 0 for repo in trans.sa_session.query(model.Repository) \ .filter(model.Repository.table.c.user_id == uga.user_id) \ .join(model.RepositoryMetadata.table) \ .join(model.User.table) \ .outerjoin(model.RepositoryCategoryAssociation.table) \ .outerjoin(model.Category.table): categories = [] for rca in repo.categories: cat_dict = dict(name=rca.category.name, id=trans.app.security.encode_id(rca.category.id)) categories.append(cat_dict) time_repo_created_full = repo.create_time.strftime("%Y-%m-%d %I:%M %p") time_repo_updated_full = repo.update_time.strftime("%Y-%m-%d %I:%M %p") time_repo_created = pretty_print_time_interval(repo.create_time, True) time_repo_updated = pretty_print_time_interval(repo.update_time, True) approved = '' ratings = [] for review in repo.reviews: if review.rating: ratings.append(review.rating) if review.approved == 'yes': approved = 'yes' # TODO add user ratings ratings_mean = str(float(sum(ratings)) / len(ratings)) if len(ratings) > 0 else '' total_downloads += repo.times_downloaded group_repos.append({'name': repo.name, 'times_downloaded': repo.times_downloaded, 'owner': repo.user.username, 'time_created_full': time_repo_created_full, 'time_created': time_repo_created, 'time_updated_full': time_repo_updated_full, 'time_updated': time_repo_updated, 'description': repo.description, 'approved': approved, 'ratings_mean': ratings_mean, 'categories' : categories}) user_repos_count += 1 encoded_user_id = trans.app.security.encode_id(repo.user.id) user_repos_url = web.url_for(controller='repository', action='browse_repositories_by_user', user_id=encoded_user_id) time_created = pretty_print_time_interval(user.create_time, True) member_dict = {'id': encoded_user_id, 'username': user.username, 'user_repos_url': user_repos_url, 'user_repos_count': user_repos_count, 'user_tools_count': 'unknown', 'time_created': time_created} group_members.append(member_dict) group_dict['members'] = group_members group_dict['total_members'] = len(group_members) group_dict['repositories'] = group_repos group_dict['total_repos'] = len(group_repos) group_dict['total_downloads'] = total_downloads return group_dict