[server] extract creating a new cnxset in a _new_cnxset() helper
So we can move logic specific to _CnxSetPool here.
from yams.buildobjs import EntityType, SubjectRelation
from cubicweb.schemas.base import in_group, RELATION_MANAGERS_PERMISSIONS
# copy __permissions__ to avoid modifying a shared dictionary
in_group.__permissions__ = in_group.__permissions__.copy()
in_group.__permissions__['read'] = ('managers',)
class CWSourceSchemaConfig(EntityType):
cw_for_source = SubjectRelation(
'CWSource', inlined=True, cardinality='1*', composite='object',
__permissions__=RELATION_MANAGERS_PERMISSIONS)
cw_for_source = CWSourceSchemaConfig.get_relation('cw_for_source')
cw_for_source.__permissions__ = {'read': ('managers', 'users'),
'add': ('managers',),
'delete': ('managers',)}