Validation conditionnelle

gistfile1.aw

class A 
{ 
  public function configure() 
  { 
    $this->validatorSchema['A1']->setOption('required', false); 
    $this->validatorSchema['A2']->setOption('required', false); 
  } 
 
  public function doBind(array $values) 
  {  
    if(array_key_exists('A2', $values) && $values['A2']) 
    { 
      $this->validatorSchema['A1']->setOption('required', true); 
    } 
    parent::doBind($values); 
  } 
}