/**
* {@inheritDoc}
*/
public function validate($id, Constraint $constraint)
{
$mainEntity = $constraint->getEntity();
// Invalid if no main entity is set
if (!$mainEntity) {
return $this->addViolation($id, $constraint);
}
$relatedEntity = $constraint->getMapper()->findBy(['id' => $id, $constraint->getIdField() => $mainEntity->getId()]);
// Invalid if related entity not found
if (!$relatedEntity instanceof AbstractEntity) {
return $this->addViolation($id, $constraint);
}
// Otherwise valid
return;
}