/usr/share/php/Symfony/Bundle/TwigBundle/DependencyInjection/Configuration.php is in php-symfony-twig-bundle 2.3.21+dfsg-4+deb8u3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bundle\TwigBundle\DependencyInjection;
use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition;
use Symfony\Component\Config\Definition\Builder\TreeBuilder;
use Symfony\Component\Config\Definition\ConfigurationInterface;
/**
* TwigExtension configuration structure.
*
* @author Jeremy Mikola <jmikola@gmail.com>
*/
class Configuration implements ConfigurationInterface
{
/**
* Generates the configuration tree builder.
*
* @return \Symfony\Component\Config\Definition\Builder\TreeBuilder The tree builder
*/
public function getConfigTreeBuilder()
{
$treeBuilder = new TreeBuilder();
$rootNode = $treeBuilder->root('twig');
$rootNode
->children()
->scalarNode('exception_controller')->defaultValue('twig.controller.exception:showAction')->end()
->end()
;
$this->addFormSection($rootNode);
$this->addGlobalsSection($rootNode);
$this->addTwigOptions($rootNode);
return $treeBuilder;
}
private function addFormSection(ArrayNodeDefinition $rootNode)
{
$rootNode
->children()
->arrayNode('form')
->addDefaultsIfNotSet()
->fixXmlConfig('resource')
->children()
->arrayNode('resources')
->addDefaultChildrenIfNoneSet()
->prototype('scalar')->defaultValue('form_div_layout.html.twig')->end()
->example(array('MyBundle::form.html.twig'))
->validate()
->ifTrue(function ($v) { return !in_array('form_div_layout.html.twig', $v); })
->then(function ($v) {
return array_merge(array('form_div_layout.html.twig'), $v);
})
->end()
->end()
->end()
->end()
->end()
;
}
private function addGlobalsSection(ArrayNodeDefinition $rootNode)
{
$rootNode
->fixXmlConfig('global')
->children()
->arrayNode('globals')
->normalizeKeys(false)
->useAttributeAsKey('key')
->example(array('foo' => '"@bar"', 'pi' => 3.14))
->prototype('array')
->beforeNormalization()
->ifTrue(function ($v) { return is_string($v) && 0 === strpos($v, '@'); })
->then(function ($v) {
if (0 === strpos($v, '@@')) {
return substr($v, 1);
}
return array('id' => substr($v, 1), 'type' => 'service');
})
->end()
->beforeNormalization()
->ifTrue(function ($v) {
if (is_array($v)) {
$keys = array_keys($v);
sort($keys);
return $keys !== array('id', 'type') && $keys !== array('value');
}
return true;
})
->then(function ($v) { return array('value' => $v); })
->end()
->children()
->scalarNode('id')->end()
->scalarNode('type')
->validate()
->ifNotInArray(array('service'))
->thenInvalid('The %s type is not supported')
->end()
->end()
->variableNode('value')->end()
->end()
->end()
->end()
->end()
;
}
private function addTwigOptions(ArrayNodeDefinition $rootNode)
{
$rootNode
->fixXmlConfig('path')
->children()
->scalarNode('autoescape')->end()
->scalarNode('autoescape_service')->defaultNull()->end()
->scalarNode('autoescape_service_method')->defaultNull()->end()
->scalarNode('base_template_class')->example('Twig_Template')->end()
->scalarNode('cache')->defaultValue('%kernel.cache_dir%/twig')->end()
->scalarNode('charset')->defaultValue('%kernel.charset%')->end()
->scalarNode('debug')->defaultValue('%kernel.debug%')->end()
->scalarNode('strict_variables')->end()
->scalarNode('auto_reload')->end()
->scalarNode('optimizations')->end()
->arrayNode('paths')
->normalizeKeys(false)
->useAttributeAsKey('paths')
->beforeNormalization()
->always()
->then(function ($paths) {
$normalized = array();
foreach ($paths as $path => $namespace) {
if (is_array($namespace)) {
// xml
$path = $namespace['value'];
$namespace = $namespace['namespace'];
}
// path within the default namespace
if (ctype_digit((string) $path)) {
$path = $namespace;
$namespace = null;
}
$normalized[$path] = $namespace;
}
return $normalized;
})
->end()
->prototype('variable')->end()
->end()
->end()
;
}
}
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