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- ##############################################################################
- #
- # Zope Public License (ZPL) Version 1.0
- # -------------------------------------
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- # SUCH DAMAGE.
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- # This software consists of contributions made by Digital Creations and
- # many individuals on behalf of Digital Creations. Specific
- # attributions are listed in the accompanying credits file.
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- ##############################################################################
- '''Add security system support to Document Templates
-
- $Id: DTML.py,v 1.2 2000/05/11 18:54:13 jim Exp $'''
- __version__='$Revision: 1.2 $'[11:-2]
-
- from DocumentTemplate import DT_Util
- import SecurityManagement
-
- # Allow access to unprotected attributes
- DT_Util.TemplateDict.__allow_access_to_unprotected_subobjects__=1
- DT_Util.string.__allow_access_to_unprotected_subobjects__=1
- DT_Util.math.__allow_access_to_unprotected_subobjects__=1
- DT_Util.whrandom.__allow_access_to_unprotected_subobjects__=1
-
- try: DT_Util.random.__allow_access_to_unprotected_subobjects__=1
- except: pass
-
- # Add security testing capabilities
-
- class DTMLSecurityAPI:
- """API for performing security checks in DTML using '_' methods.
- """
-
- def SecurityValidate(md, inst, parent, name, value):
- """Validate access.
-
- Arguments:
-
- accessed -- the object that was being accessed
-
- container -- the object the value was found in
-
- name -- The name used to access the value
-
- value -- The value retrieved though the access.
-
- The arguments may be provided as keyword arguments. Some of these
- arguments may be ommitted, however, the policy may reject access
- in some cases when arguments are ommitted. It is best to provide
- all the values possible.
- """
- return (SecurityManagement
- .getSecurityManager()
- .validate(inst, parent, name, value)
- )
-
- def SecurityValidateValue(md, value):
- """Convenience for common case of simple value validation.
- """
- return (SecurityManagement
- .getSecurityManager()
- .validateValue(value)
- )
-
- def SecurityCheckPermission(md, permission, object):
- """Check whether the security context allows the given permission on
- the given object.
-
- Arguments:
-
- permission -- A permission name
-
- object -- The object being accessed according to the permission
- """
- return (SecurityManagement
- .getSecurityManager()
- .checkPermission(permission, object)
- )
-
- def SecurityGetUser(md):
- """Gen the current authenticated user"""
- return (SecurityManagement
- .getSecurityManager()
- .getUser()
- )
-
- def SecurityCalledByExecutable(md):
- """Return a boolean value indicating if this context was called
- by an executable"""
- r = (SecurityManagement
- .getSecurityManager()
- .calledByExecutable()
- )
- if r > 0: return r-1
- return r
-
- DT_Util.TemplateDict.__dict__.update(DTMLSecurityAPI.__dict__)
-
-