/**
* Field::setValidator()
*
* Set the validator which is used to validate the value of the field
*
* @param ValidatorInterface $validator Instance of a validator
* @return static
* @author Teye Heimans
* @author Marien den Besten
*/
public function setValidator($validator = null)
{
if (!is_null($validator)) {
//fix to enable legacy framework to work... :(
if (!$validator instanceof Validator\ValidatorInterface) {
$validator = FormHandler::parseValidator($validator);
}
if (!$validator instanceof Validator\ValidatorInterface) {
trigger_error('Argument 1 passed to setValidator() must be an instance of ' . 'ValidatorInterface, ' . gettype($validator) . ' given', E_USER_WARNING);
return $this;
}
//register form object which could be used in callable
if ($validator instanceof Validator\FunctionCallable) {
$validator->setFormObject($this->form_object);
}
$validator->setField($this);
$this->validators[] = $validator;
}
return $this;
}
