class SetFieldEditForm(EditForm):
"""An edit form for local roles action."""
form_fields = form.FormFields(ISetFieldAction)
label = _(u"Edit a Set Field Action")
description = _(u"An action for setting the value of a field on an object."
) # noqa: E501
schema = ISetFieldAction
class SetFieldAddForm(AddForm):
"""An add form for local roles action."""
form_fields = form.FormFields(ISetFieldAction)
label = _(u"Add a Set Field Value Action")
description = _(u"An action for setting the value of a field on an object."
) # noqa: E501
schema = ISetFieldAction
def create(self, data):
a = SetFieldAction()
form.applyChanges(a, self.form_fields, data)
return a
def __call__(self):
self.obj = self.event.object
self.value_script = getattr(self.element, "value_script", "")
self.update_all = getattr(self.element, "update_all", "object")
self.preserve_modification_date = getattr(
self.element, "preserve_modification_date", False)
self.conditions = self.get_conditions()
self.portal = api.portal.get()
try:
objects = self.get_objects()
except Exception as e: # noqa:B902
self.error(self.obj, e)
return False
for item in objects:
# Test the object against the conditions before updating
passing = True
if item != self.obj:
self.event.object = item
for condition in self.conditions:
executable = getMultiAdapter((item, condition, self.event),
IExecutable)
if not executable():
passing = False
break
if passing is False:
logger.warning("Not executing setField action on %s" %
item) # noqa: E501
continue
old_date = None
if self.preserve_modification_date is True:
old_date = item.modification_date
self.process_script(item)
if self.preserve_modification_date is True:
item.modification_date = old_date
item.reindexObject(idxs="modified")
# If there are < 5 warnings, display them as messages. Otherwise we
# set a more generic message & point the user to the zope logs.
if self.request is not None and len(self.warnings) > 0:
if len(self.warnings) < 6:
for warning in self.warnings:
IStatusMessage(self.request).addStatusMessage(warning,
type="warn")
else:
IStatusMessage(self.request).addStatusMessage(
_(u"%i objects could not be updated. Please see the debug" # noqa: E501
u"logs for more information." % len(self.warnings)),
type="warn",
)
return True
def error(self, obj_being_processed, error):
title = pretty_title_or_id(
obj_being_processed,
obj_being_processed,
)
message = _(
u"Unable to set values on %s: %s, %s" %
(title, str(type(error)), error), )
logger.error(message)
if self.request is not None:
IStatusMessage(self.request).addStatusMessage(
message, type="error") # noqa: E501
class ISetFieldAction(model.Schema):
value_script = schema.Text(
title=_(u"Value Script"),
description=_(u"Enter PythonScript to calculate the values you want to"
u" set. Return a dictionary of {'field': value}. "
u"Available variables are: context, state, history, "
u"event"),
default=_(u"""# values = {'field': some_value}"""),
required=True,
)
update_all = schema.Choice(
title=_("Update all content?"),
description=_(u"Walks the site to update all matching content as well "
u"as the item that triggered the content rule. May take"
u"a long time to complete depending on how many objects"
u"need to be updated."),
vocabulary=SimpleVocabulary(terms),
default=u"object",
)
preserve_modification_date = schema.Bool(
title=_("Preserve modification date?"),
description=_(
"Does not change the modification date. Beware that the action"
" that triggered the rule may update the modification date and"
" this setting will not override it"),
)
model.fieldset(
"script",
label=_(u"Script"),
fields=["value_script"],
)
model.fieldset(
"advanced",
label=_(u"Advanced"),
fields=["update_all", "preserve_modification_date"],
)
def summary(self):
return _(u"Set field values")
def warn(self, url, warning):
message = _(u"Unable to update %s - %s: %s" %
(url, str(type(warning)), warning) # noqa: E501
)
logger.warn(message)
self.warnings.append(message)