def getExistingValue(self, field, userkey=None, raw=False):
""" get a previous submission value for the given field
raw - set to False to skip post-processing of values
"""
if userkey is None:
userkey = self.getUserKey()
else:
# permissions check
self.checkUserKey(userkey)
for adapterId in self.getRawActionAdapter():
actionAdapter = getattr(self.aq_explicit, adapterId, None)
try:
statefulAdapter = IStatefulActionAdapter(actionAdapter)
except TypeError:
# does not support state
continue
value = statefulAdapter.getExistingValueFor(
field,
userkey,
)
if raw:
return value
elif value is not None:
if isinstance(value, unicode):
# pfg doesn't want unicode, thanks
value = value.encode('utf-8')
if value and isinstance(field, FGEncryptedStringField):
# replace with marker
value = ENCRYPTED_VALUE_MARKER
return value
def hasExistingValues(self, userkey=None):
""" has the current user previously submitted this form? """
if userkey is None:
userkey = self.getUserKey()
else:
# permissions check
self.checkUserKey(userkey)
for adapterId in self.getRawActionAdapter():
actionAdapter = getattr(self.aq_explicit, adapterId, None)
try:
statefulAdapter = IStatefulActionAdapter(actionAdapter)
except TypeError:
# does not support state
continue
return statefulAdapter.hasExistingValuesFor(userkey)
def fgProcessActionAdapters(self, errors, fields=None, REQUEST=None):
if fields is None:
fields = [fo for fo in self._getFieldObjects()
if not IField.providedBy(fo)]
if not errors:
if self.getRawAfterValidationOverride():
# evaluate the override.
# In case we end up traversing to a template,
# we need to make sure we don't clobber
# the expression context.
self.getAfterValidationOverride()
self.cleanExpressionContext(request=self.REQUEST)
# get a list of adapters with no duplicates, retaining order
adapters = []
for adapter in self.getRawActionAdapter():
if adapter not in adapters:
adapters.append(adapter)
for adapter in adapters:
actionAdapter = getattr(self.aq_explicit, adapter, None)
if actionAdapter is None:
logger.warn(
"Designated action adapter '%s' is missing; ignored. "
"Removing it from active list." %
adapter)
self.toggleActionActive(adapter)
else:
# Now, see if we should execute it.
# If using the 'finalise' workflow, only trigger
# 'save data' adapters
if self.getUseFinaliseButton() \
and 'form_finalise' not in REQUEST:
if not IStatefulActionAdapter.providedBy(actionAdapter):
# skip it
continue
# Check to see if execCondition exists and has contents
if safe_hasattr(actionAdapter, 'execCondition') and \
len(actionAdapter.getRawExecCondition()):
# evaluate the execCondition.
# create a context for expression evaluation
context = getExprContext(self, actionAdapter)
doit = actionAdapter.getExecCondition(
expression_context=context)
else:
# no reason not to go ahead
doit = True
if doit:
result = actionAdapter.onSuccess(fields, \
REQUEST=REQUEST)
if type(result) is type({}) and len(result):
# return the dict, which hopefully uses
# field ids or FORM_ERROR_MARKER for keys
return result
return errors
def isFormFinalised(self, userkey=None):
""" has the current user's submission been finalised
(and therefore no longer editable) """
if not self.useFinaliseWorkflow():
return False
if userkey is None:
userkey = self.getUserKey()
else:
# permissions check
self.checkUserKey(userkey)
# ask the stateful adapters
for adapterId in self.getRawActionAdapter():
actionAdapter = getattr(self.aq_explicit, adapterId, None)
try:
statefulAdapter = IStatefulActionAdapter(actionAdapter)
except TypeError:
# does not support state
continue
return statefulAdapter.isFinalised(userkey)
def testStateful(self):
""" test stateful support """
# create a saver and add a record
self.ff1.invokeFactory('FormSaveDataAdapter', 'saver')
saver = self.ff1.saver
self.ff1.setActionAdapter(['saver',])
# make sure we fit the interface
self.assertTrue(IStatefulActionAdapter.providedBy(saver))
self.assertTrue(verifyClass(IStatefulActionAdapter, FormSaveDataAdapter))
self.assertTrue(verifyObject(IStatefulActionAdapter, saver))
# enable editing of submissions
self.ff1.setAllowEditPrevious(True)
# no data to start with
self.assertFalse(self.ff1.hasExistingValues())
self.assertFalse(self.ff1.getExistingValue(self.ff1.topic))
request = FakeRequest(topic='test subject',
replyto='*****@*****.**',
comments='test comments')
errors = self.ff1.fgvalidate(REQUEST=request)
self.assertEqual(errors, {})
self.assertTrue(self.ff1.hasExistingValues())
self.assertEquals(self.ff1.getExistingValue(self.ff1.topic),
'test subject')
# should also be able to directly query the saver
userkey = self.ff1.getUserKey()
self.assertTrue(saver.hasExistingValuesFor(userkey))
self.assertEquals(saver.getExistingValueFor(self.ff1.replyto, userkey),
'*****@*****.**')
self.logout()
# fake user key - should not access to this
userkey = '_fake_user_key_notused'
self.assertRaises(Unauthorized,
saver.hasExistingValuesFor,
userkey)
self.assertRaises(Unauthorized,
saver.getExistingValueFor,
self.ff1.topic,
userkey)
