<?php
namespace Emprel\Captcha\Bundle\DependencyInjection;
use Symfony\Component\Config\Definition\ConfigurationInterface;
use Symfony\Component\Config\Definition\Builder\TreeBuilder;
class Configuration implements ConfigurationInterface
{
public function getConfigTreeBuilder()
{
$treeBuilder = new TreeBuilder();
$rootNode = $treeBuilder->root('emprel_captcha');
$rootNode
->children()
->arrayNode('captcha')
->children()
->scalarNode('perturbation')->end()
->integerNode('num_lines')->end()
->end()
->end()
->end()
;
return $treeBuilder;
}
}