def validator(ptype, required):
"""
Get the right validator for the ptype given
"""
if type2validator.get(ptype, False):
if required: return twc.IntValidator(required=True)
return twc.IntValidator()
elif required :
if wordlist.is_of_type(ptype, wordlist.FILE):
if required : return twf.FileValidator(required=True)
return twf.FileValidator()
return twc.Validator(required=True)
return None
def prefill_fields(form_parameters, form, prefill_params, kw, replace_value=True):
"""
If prefill key is in the request,
we must pre-fill some fields and perhaps change their definition
:param form_parameters: the 'in' parameters of the form
:param form: the 'form widget'
:param kw: the parameters in the request
:return:
"""
modified = [] # list of modified fields
prefill = json.loads(prefill_params)
debug('PREFILL %s' % prefill_params)
for type_to_prefill, prefill_with in prefill.iteritems():
debug('Trying type %s' % type_to_prefill, 1)
for fparam in form_parameters:
debug('Trying on parameter %s' % fparam, 2)
# check which "type" to prefill
if wordlist.is_of_type(fparam.get('type'), type_to_prefill):
debug('%s is of type %s' % (type_to_prefill, fparam.get('type')))
fid = fparam.get('id')
if replace_value:
kw[fid] = prefill_with
# if fparam is of `file` type, we need to modify it
if wordlist.is_of_type(fparam.get('type'), wordlist.FILE):
debug('CHANGE FILEFIELD ##############################################')
multiple = fparam.get('multiple', False)
#TODO utility method to get all children
for field in form.children_deep():
if field.id == fid:
if multiple:
mod = _change_file_field(form, field, tw2.forms.MultipleSelectField, prefill_with)
else:
mod = _change_file_field(form, field, tw2.forms.SingleSelectField, prefill_with)
modified.append(mod)
return modified
