/**
* Whether the input is valid or not.
*
* @param bool $revalid Re-valid or not.
* @param mixed $value Value to test.
* @return bool
*/
public function isValid($revalid = false, $value)
{
if (false === $revalid && null !== $this->_validity) {
return $this->_validity;
}
$this->_validity = true;
if ((null === $value || '' === $value || [] === $value) && true === $this->attributeExists('required')) {
$this->_validity = false;
return Form::postValidation($this->_validity, $value, $this);
}
if (empty($value)) {
$this->_validity = true;
return Form::postValidation($this->_validity, $value, $this);
}
if (is_array($value)) {
if (false === $this->attributeExists('multiple')) {
$this->_validity = false;
return Form::postValidation($this->_validity, $value, $this);
}
} else {
$value = [$value];
}
foreach ($this->getOptions() as $option) {
$option = $this->getConcreteElement($option);
if (false === $option->attributeExists('value')) {
continue;
}
$handle = $option->readAttribute('value');
if (false !== ($i = array_search($handle, $value))) {
unset($value[$i]);
}
}
$this->_validity = empty($value);
return Form::postValidation($this->_validity, $value, $this);
}
/**
* Whether the input is valid or not.
*
* @param bool $revalid Re-valid or not.
* @param mixed $value Value to test.
* @return bool
*/
public function isValid($revalid = false, $value)
{
if (false === $revalid && null !== $this->_validity) {
return $this->_validity;
}
$this->_validity = $value === $this->readAttribute('value');
return Form::postValidation($this->_validity, $value, $this);
}
/**
* Whether the input is valid or not.
*
* @param bool $revalid Re-valid or not.
* @param mixed $value Value to test.
* @return bool
*/
public function isValid($revalid = false, $value)
{
return Form::postValidation(true, $value, $this);
}
