/**
* Validates the field against the registered validators.
* @param mixed $data The data to validate.
*/
protected function _validate(&$data, Opf_Item $errorClass = null)
{
if (!is_array($data)) {
$this->addErrorMessage('field_validation_initial');
return $this->_valid = false;
}
$acceptedItems = 0;
$collected = array();
foreach ($this->_wrappers as $id => $item) {
if (!isset($data[$id])) {
continue;
}
if (!Opf_Item::isEmpty($data[$id])) {
if ($item->_validate($data[$id], $item)) {
$acceptedItems++;
$collected[] = $data[$id];
}
}
}
if ($acceptedItems < $this->_minRequired) {
$this->addErrorMessage('field_validation_minimal_not_matched');
return $this->_valid = false;
} else {
$data = $collected;
return $this->_valid = true;
}
}
