Http\HttplugBundle\DependencyInjection\Configuration::createCachePluginNode()

Complexity

Conditions	5
Paths	2

Size

Total Lines

106

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	87
CRAP Score	5.0002

Importance

Changes

0

<?php
    private function createCachePluginNode()
    {
        $builder = new TreeBuilder('config');
        // Keep compatibility with symfony/config < 4.2
        if (!method_exists($builder, 'getRootNode')) {
            $config = $builder->root('config');
        } else {
            $config = $builder->getRootNode();
        }

        $config
            ->fixXmlConfig('method')
            ->fixXmlConfig('respect_response_cache_directive')
            ->addDefaultsIfNotSet()
            ->validate()
                ->ifTrue(function ($config) {
                    // Cannot set both respect_cache_headers and respect_response_cache_directives
                    return isset($config['respect_cache_headers'], $config['respect_response_cache_directives']);
                })
                ->thenInvalid('You can\'t provide config option "respect_cache_headers" and "respect_response_cache_directives" simultaniously. Use "respect_response_cache_directives" instead.')
            ->end()
            ->children()
                ->scalarNode('cache_key_generator')
                    ->info('This must be a service id to a service implementing '.CacheKeyGenerator::class)
                ->end()
                ->integerNode('cache_lifetime')
                    ->info('The minimum time we should store a cache item')
                ->end()
                ->integerNode('default_ttl')
                    ->info('The default max age of a Response')
                ->end()
                ->enumNode('hash_algo')
                    ->info('Hashing algorithm to use')
                    ->values(hash_algos())
                    ->cannotBeEmpty()
                ->end()
                ->arrayNode('methods')
                    ->info('Which request methods to cache')
                    ->defaultValue(['GET', 'HEAD'])
                    ->prototype('scalar')
                        ->validate()
                            ->ifTrue(function ($v) {
                                /* RFC7230 sections 3.1.1 and 3.2.6 except limited to uppercase characters. */
                                return preg_match('/[^A-Z0-9!#$%&\'*+\-.^_`|~]+/', $v);
                            })
                            ->thenInvalid('Invalid method: %s')
                        ->end()
                    ->end()
                ->end()
                ->scalarNode('respect_cache_headers')
                    ->info('Whether we should care about cache headers or not [DEPRECATED]')
                    ->beforeNormalization()
                        ->always(function ($v) {
                            @trigger_error('The option "respect_cache_headers" is deprecated since version 1.3 and will be removed in 2.0. Use "respect_response_cache_directives" instead.', E_USER_DEPRECATED);

                            return $v;
                        })
                    ->end()
                    ->validate()
                        ->ifNotInArray([null, true, false])
                        ->thenInvalid('Value for "respect_cache_headers" must be null or boolean')
                    ->end()
                ->end()
                ->variableNode('respect_response_cache_directives')
                    ->info('A list of cache directives to respect when caching responses')
                    ->validate()
                        ->always(function ($v) {
                            if (is_null($v) || is_array($v)) {
                                return $v;
                            }

                            throw new InvalidTypeException();
                        })
                    ->end()
                ->end()
            ->end()
        ;

        $cache = $builder->root('cache');
        $cache
            ->canBeEnabled()
            ->info('Configure HTTP caching, requires the php-http/cache-plugin package')
            ->addDefaultsIfNotSet()
            ->validate()
                ->ifTrue(function ($v) {
                    return !empty($v['enabled']) && !class_exists(CachePlugin::class);
                })
                ->thenInvalid('To use the cache plugin, you need to require php-http/cache-plugin in your project')
            ->end()
            ->children()
                ->scalarNode('cache_pool')
                    ->info('This must be a service id to a service implementing '.CacheItemPoolInterface::class)
                    ->isRequired()
                    ->cannotBeEmpty()
                ->end()
                ->scalarNode('stream_factory')
                    ->info('This must be a service id to a service implementing '.StreamFactory::class)
                    ->defaultValue('httplug.stream_factory')
                    ->cannotBeEmpty()
                ->end()
            ->end()
            ->append($config)
        ;

        return $cache;
    }
}