public function insert($item, $key = NULL)
{
$exists = $key ? $this->items[$key] : array_search($item, $this->items) !== false;
if (!$exists || $this->duplicates) {
parent::insert($item, $key);
}
}
public function createValidators()
{
$validators = new MList();
foreach ($this->rules() as $rule) {
if (isset($rule[0], $rule[1])) {
// attributes, validator name
$validators->add(CValidator::createValidator($rule[1], $this, $rule[0], array_slice($rule, 2)));
} else {
throw new CException(Yii::t('yii', '{class} has an invalid validation rule. The rule must specify attributes to be validated and the validator name.', array('{class}' => get_class($this))));
}
}
return $validators;
}
