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Hamza
erp5-Boxiang
Commits
8d213f3c
Commit
8d213f3c
authored
May 03, 2012
by
Julien Muchembled
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CMFActivity: new context manager for default activate parameters
parent
511d09c8
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product/CMFActivity/ActiveObject.py
product/CMFActivity/ActiveObject.py
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product/CMFActivity/ActiveObject.py
View file @
8d213f3c
...
...
@@ -28,6 +28,7 @@
import
ExtensionClass
import
warnings
from
contextlib
import
contextmanager
from
AccessControl
import
ClassSecurityInfo
from
Acquisition
import
aq_base
from
Products.ERP5Type.TransactionalVariable
import
getTransactionalVariable
...
...
@@ -155,6 +156,30 @@ class ActiveObject(ExtensionClass.Base):
if
path
:
return
self
.
unrestrictedTraverse
(
path
)
# XXX: Use something else than 'id(aq_base(self)))' because it
# would fail if object is ejected from connection cache.
@
contextmanager
def
defaultActivateParameterDict
(
self
,
parameter_dict
,
placeless
=
False
):
# XXX: Should we be more strict about reentrant calls ?
# - should they be forbidden ?
# - or should we merge entries ?
if
parameter_dict
is
None
:
yield
else
:
tv
=
getTransactionalVariable
()
key
=
(
_DEFAULT_ACTIVATE_PARAMETER_KEY
,)
if
placeless
else
\
(
_DEFAULT_ACTIVATE_PARAMETER_KEY
,
id
(
aq_base
(
self
)))
old_kw
=
tv
.
get
(
key
)
tv
[
key
]
=
parameter_dict
.
copy
()
try
:
yield
finally
:
if
old_kw
is
None
:
del
tv
[
key
]
else
:
tv
[
key
]
=
old_kw
def
setDefaultActivateParameterDict
(
self
,
parameter_dict
,
placeless
=
False
):
# This method sets the default keyword parameters to activate. This is
# useful when you need to specify special parameters implicitly (e.g. to
...
...
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