author | sylvain.thenault@logilab.fr |
Tue, 12 May 2009 17:15:41 +0200 | |
branch | tls-sprint |
changeset 1747 | d48613e65196 |
parent 1553 | 3f91ef2397d0 |
child 1977 | 606923dff11b |
permissions | -rw-r--r-- |
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"""entity classes user and group entities |
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:organization: Logilab |
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:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), all rights reserved. |
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr |
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""" |
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__docformat__ = "restructuredtext en" |
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from logilab.common.decorators import cached |
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from cubicweb import Unauthorized |
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from cubicweb.entities import AnyEntity, fetch_config |
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rename internal entity types to have CW prefix instead of E
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class CWGroup(AnyEntity): |
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id = 'CWGroup' |
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fetch_attrs, fetch_order = fetch_config(['name']) |
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sort on EUser.login/EGroup.name in vocabulary
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fetch_unrelated_order = fetch_order |
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def db_key_name(self): |
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"""XXX goa specific""" |
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return self.get('name') |
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class CWUser(AnyEntity): |
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id = 'CWUser' |
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fetch_attrs, fetch_order = fetch_config(['login', 'firstname', 'surname']) |
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sort on EUser.login/EGroup.name in vocabulary
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fetch_unrelated_order = fetch_order |
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# used by repository to check if the user can log in or not |
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AUTHENTICABLE_STATES = ('activated',) |
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# low level utilities ##################################################### |
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def __init__(self, *args, **kwargs): |
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groups = kwargs.pop('groups', None) |
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properties = kwargs.pop('properties', None) |
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super(CWUser, self).__init__(*args, **kwargs) |
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if groups is not None: |
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self._groups = groups |
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if properties is not None: |
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self._properties = properties |
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@property |
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def groups(self): |
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try: |
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return self._groups |
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except AttributeError: |
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self._groups = set(g.name for g in self.in_group) |
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return self._groups |
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@property |
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def properties(self): |
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try: |
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return self._properties |
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except AttributeError: |
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self._properties = dict((p.pkey, p.value) for p in self.reverse_for_user) |
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return self._properties |
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def property_value(self, key): |
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try: |
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# properties stored on the user aren't correctly typed |
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# (e.g. all values are unicode string) |
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return self.vreg.typed_value(key, self.properties[key]) |
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except KeyError: |
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pass |
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except ValueError: |
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self.warning('incorrect value for eproperty %s of user %s', key, self.login) |
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return self.vreg.property_value(key) |
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def matching_groups(self, groups): |
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"""return the number of the given group(s) in which the user is |
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:type groups: str or iterable(str) |
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:param groups: a group name or an iterable on group names |
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""" |
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if isinstance(groups, basestring): |
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groups = frozenset((groups,)) |
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elif isinstance(groups, (tuple, list)): |
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groups = frozenset(groups) |
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return len(groups & self.groups) |
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def is_in_group(self, group): |
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"""convience / shortcut method to test if the user belongs to `group` |
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""" |
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return self.matching_groups(group) == 1 |
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def is_anonymous(self): |
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""" checks if user is an anonymous user""" |
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#FIXME on the web-side anonymous user is detected according |
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# to config['anonymous-user'], we don't have this info on |
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# the server side. |
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return self.groups == frozenset(('guests', )) |
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def owns(self, eid): |
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if hasattr(self.req, 'unsafe_execute'): |
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# use unsafe_execute on the repository side, in case |
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1398
5fe84a5f7035
rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents:
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diff
changeset
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# session's user doesn't have access to CWUser |
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execute = self.req.unsafe_execute |
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else: |
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execute = self.req.execute |
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try: |
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return execute('Any X WHERE X eid %(x)s, X owned_by U, U eid %(u)s', |
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{'x': eid, 'u': self.eid}, 'x') |
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except Unauthorized: |
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return False |
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owns = cached(owns, keyarg=1) |
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def has_permission(self, pname, contexteid=None): |
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diff
changeset
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rql = 'Any P WHERE P is CWPermission, U eid %(u)s, U in_group G, '\ |
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'P name %(pname)s, P require_group G' |
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kwargs = {'pname': pname, 'u': self.eid} |
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cachekey = None |
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if contexteid is not None: |
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rql += ', X require_permission P, X eid %(x)s' |
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kwargs['x'] = contexteid |
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cachekey = 'x' |
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try: |
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return self.req.execute(rql, kwargs, cachekey) |
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except Unauthorized: |
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return False |
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# presentation utilities ################################################## |
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def name(self): |
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"""construct a name using firstname / surname or login if not defined""" |
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if self.firstname and self.surname: |
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return self.req._('%(firstname)s %(surname)s') % { |
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'firstname': self.firstname, 'surname' : self.surname} |
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if self.firstname: |
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return self.firstname |
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return self.login |
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def dc_title(self): |
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return self.login |
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dc_long_title = name |
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def db_key_name(self): |
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"""XXX goa specific""" |
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return self.get('login') |
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from logilab.common.deprecation import class_renamed |
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EUser = class_renamed('EUser', CWUser) |
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EGroup = class_renamed('EGroup', CWGroup) |