gistfile1.php

<?php

	// This is a basic function skeleton for 
	// customizing events with validation logic.
	protected function __trigger() {
		$validation = new Validation(self::ROOTELEMENT);

		$rules = array(
			'name' => 'required',
			'email' => 'required|valid_email',
			'username' => 'required',
			'password' => 'required'
		);
	
		$labels = array(
			'name' => 'Nome',
			'email' => 'Email',
			'username' => 'Usuário',
			'password' => 'Senha'
		);
	
		$validation->setRules($rules);
		$validation->setLabels($labels);
	
		if ($validation->run()) {
			# var_dump('It works');
			# exit;
		}
	
		return $validation->response();
	}
	
?>

I never even knew this was here! How can I have missed this one. Very good.