/usr/share/pyshared/apptools/permissions/permission.py is in python-apptools 4.0.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (c) 2008, Riverbank Computing Limited
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in enthought/LICENSE.txt and may be redistributed only
# under the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
# Thanks for using Enthought open source!
#
# Author: Riverbank Computing Limited
# Description: <Enthought permissions package component>
#------------------------------------------------------------------------------
# Enthought library imports.
from traits.api import Bool, HasTraits, Property, Str, Unicode
# Locals imports.
from package_globals import get_permissions_manager
class Permission(HasTraits):
"""A permission is the link between an application action and the current
user - if the user has a permission attached to the action then the user is
allowed to perform that action."""
#### 'Permission' interface ###############################################
# The id of the permission. By convention a dotted format is used for the
# id with the id of the application being the first part.
id = Str
# A user friendly description of the permission.
description = Unicode
# Set if the current user has this permission. This is typically used with
# the enabled_when and visible_when traits of a TraitsUI Item object when
# the permission instance has been placed in the TraitsUI context.
granted = Property
# Set if the permission should be granted automatically when bootstrapping.
# This is normally only ever set for permissions related to user management
# and permissions. The user manager determines exactly what is meant by
# "bootstrapping" but it is usually when it determines that no user or
# permissions information has been defined.
bootstrap = Bool(False)
# Set if the permission has been defined by application code rather than as
# a result of loading the policy database.
application_defined = Bool(True)
###########################################################################
# 'object' interface.
###########################################################################
def __init__(self, **traits):
"""Initialise the object."""
super(Permission, self).__init__(**traits)
# Register the permission.
get_permissions_manager().policy_manager.register_permission(self)
def __str__(self):
"""Return a user friendly representation."""
s = self.description
if not s:
s = self.id
return s
###########################################################################
# Trait handlers.
###########################################################################
def _get_granted(self):
"""Check the user has this permission."""
return get_permissions_manager().check_permissions(self)
class ManagePolicyPermission(Permission):
"""The standard permission for managing permissions policies."""
#### 'Permission' interface ###############################################
id = Str('ets.permissions.manage_policy')
description = Unicode(u"Manage permissions policy")
bootstrap = Bool(True)
class ManageUsersPermission(Permission):
"""The standard permission for managing permissions users."""
#### 'Permission' interface ###############################################
id = Str('ets.permissions.manage_users')
description = Unicode(u"Manage users")
bootstrap = Bool(True)
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