194 lines
8 KiB
Python
194 lines
8 KiB
Python
# ------------------------------------------------------------------------------
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from appy.gen.wrappers import AbstractWrapper
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# ------------------------------------------------------------------------------
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class UserWrapper(AbstractWrapper):
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def showLogin(self):
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'''When must we show the login field?'''
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if self.o.isTemporary(): return 'edit'
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return 'view'
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def showName(self):
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'''Name and first name, by default, are always shown.'''
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return True
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def showEmail(self):
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'''In most cases, email is the login. Show the field only if it is not
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the case.'''
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email = self.email
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return email and (email != self.login)
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def showRoles(self):
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'''Only the admin can view or edit roles.'''
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return self.user.has_role('Manager')
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def validateLogin(self, login):
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'''Is this p_login valid?'''
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# The login can't be the id of the whole site or "admin"
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if login == 'admin':
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return 'This username is reserved.' # XXX Translate
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# Check that no user or group already uses this login.
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if self.count('User', login=login) or self.count('Group', login=login):
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return 'This login is already in use.' # XXX Translate
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return True
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def validatePassword(self, password):
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'''Is this p_password valid?'''
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# Password must be at least 5 chars length
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if len(password) < 5:
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return 'Passwords must contain at least 5 letters.' # XXX Translate
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return True
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def showPassword(self):
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'''When must we show the 2 fields for entering a password ?'''
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# When someone creates the user
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if self.o.isTemporary(): return 'edit'
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# When the user itself (which is Owner of the object representing him)
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# wants to edit information about himself.
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if self.user.has_role('Owner', self): return 'edit'
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def getGrantableRoles(self):
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'''Returns the list of roles that the admin can grant to a user.'''
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res = []
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for role in self.o.getProductConfig().grantableRoles:
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res.append( (role, self.translate('role_%s' % role)) )
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return res
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def validate(self, new, errors):
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'''Inter-field validation.'''
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page = self.request.get('page', 'main')
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if page == 'main':
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if hasattr(new, 'password1') and (new.password1 != new.password2):
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# XXX Translate
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msg = 'Passwords do not match.'
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errors.password1 = msg
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errors.password2 = msg
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return self._callCustom('validate', new, errors)
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def onEdit(self, created):
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self.title = self.firstName + ' ' + self.name
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aclUsers = self.o.acl_users
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login = self.login
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if created:
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# Create the corresponding Zope user
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aclUsers._doAddUser(login, self.password1, self.roles, ())
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zopeUser = aclUsers.getUser(login)
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# Remove our own password copies
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self.password1 = self.password2 = ''
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from persistent.mapping import PersistentMapping
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# The following dict will store, for every group, global roles
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# granted to it.
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zopeUser.groups = PersistentMapping()
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else:
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# Update roles at the Zope level.
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zopeUser = aclUsers.getUserById(login)
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zopeUser.roles = self.roles
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# Update the password if the user has entered new ones.
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rq = self.request
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if rq.has_key('password1'):
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tool = self.tool.o
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zopeUser.__ = tool._encryptPassword(rq['password1'])
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# Update the cookie value
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tool._updateCookie(login, rq['password1'])
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self.password1 = self.password2 = ''
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# "self" must be owned by its Zope user.
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if 'Owner' not in self.o.get_local_roles_for_userid(login):
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self.o.manage_addLocalRoles(login, ('Owner',))
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# If the user was created by an Anonymous, Anonymous can't stay Owner
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# of the object.
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if None in self.o.__ac_local_roles__:
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del self.o.__ac_local_roles__[None]
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return self._callCustom('onEdit', created)
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def getZopeUser(self):
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'''Gets the Zope user corresponding to this user.'''
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return self.o.acl_users.getUser(self.login)
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def onDelete(self):
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'''Before deleting myself, I must delete the corresponding Zope user.'''
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self.o.acl_users._doDelUsers([self.login])
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self.log('User "%s" deleted.' % self.login)
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# Call a custom "onDelete" if any.
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return self._callCustom('onDelete')
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# ------------------------------------------------------------------------------
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try:
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from AccessControl.PermissionRole import _what_not_even_god_should_do, \
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rolesForPermissionOn
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from Acquisition import aq_base
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except ImportError:
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pass # For those using Appy without Zope
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class ZopeUserPatches:
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'''This class is a fake one that defines Appy variants of some of Zope's
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AccessControl.User methods. The idea is to implement the notion of group
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of users.'''
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def getRoles(self):
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'''Returns the global roles that this user (or any of its groups)
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possesses.'''
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res = list(self.roles)
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# Add group global roles
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if not hasattr(aq_base(self), 'groups'): return res
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for roles in self.groups.itervalues():
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for role in roles:
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if role not in res: res.append(role)
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return res
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def getRolesInContext(self, object):
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'''Return the list of global and local (to p_object) roles granted to
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this user (or to any of its groups).'''
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if isinstance(object, AbstractWrapper): object = object.o
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object = getattr(object, 'aq_inner', object)
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# Start with user global roles
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res = self.getRoles()
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# Add local roles
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localRoles = getattr(object, '__ac_local_roles__', None)
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if not localRoles: return res
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userId = self.getId()
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groups = getattr(self, 'groups', ())
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for id, roles in localRoles.iteritems():
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if (id != userId) and (id not in groups): continue
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for role in roles:
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if role not in res: res.append(role)
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return res
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def allowed(self, object, object_roles=None):
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'''Checks whether the user has access to p_object. The user (or one of
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its groups) must have one of the roles in p_object_roles.'''
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if object_roles is _what_not_even_god_should_do: return 0
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# If "Anonymous" is among p_object_roles, grant access.
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if (object_roles is None) or ('Anonymous' in object_roles): return 1
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# If "Authenticated" is among p_object_roles, grant access if the user
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# is not anonymous.
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if 'Authenticated' in object_roles and \
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(self.getUserName() != 'Anonymous User'):
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if self._check_context(object): return 1
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# Try first to grant access based on global user roles
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for role in self.getRoles():
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if role not in object_roles: continue
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if self._check_context(object): return 1
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return
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# Try then to grant access based on local roles
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innerObject = getattr(object, 'aq_inner', object)
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localRoles = getattr(innerObject, '__ac_local_roles__', None)
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if not localRoles: return
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userId = self.getId()
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groups = getattr(self, 'groups', ())
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for id, roles in localRoles.iteritems():
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if (id != userId) and (id not in groups): continue
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for role in roles:
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if role not in object_roles: continue
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if self._check_context(object): return 1
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return
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try:
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from AccessControl.User import SimpleUser
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SimpleUser.getRoles = getRoles
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SimpleUser.getRolesInContext = getRolesInContext
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SimpleUser.allowed = allowed
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except ImportError:
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pass
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# ------------------------------------------------------------------------------
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