/**
* Custom validator to check email array
*
* @param Factory $factory
* @return $object
*/
public function validator($factory)
{
$landing_page_id = $this->route('landing_pages');
$campaign_id = Landing_Page::where('id', $landing_page_id)->first()->campaign->id;
// Validate email users are part of campaign
$validation = $factory->make($this->all(), $this->rules());
$validation->each('add_user_email_notification', ['exists:user_has_roles,user_id,campaign_id,' . $campaign_id]);
return $validation;
}
