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- <?php
- /*
- * 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\Component\Config\Definition;
- /**
- * This class is the entry point for config normalization/merging/finalization.
- *
- * @author Johannes M. Schmitt <schmittjoh@gmail.com>
- *
- * @final
- */
- class Processor
- {
- /**
- * Processes an array of configurations.
- *
- * @param array $configs An array of configuration items to process
- *
- * @return array The processed configuration
- */
- public function process(NodeInterface $configTree, array $configs): array
- {
- $currentConfig = [];
- foreach ($configs as $config) {
- $config = $configTree->normalize($config);
- $currentConfig = $configTree->merge($currentConfig, $config);
- }
- return $configTree->finalize($currentConfig);
- }
- /**
- * Processes an array of configurations.
- *
- * @param array $configs An array of configuration items to process
- *
- * @return array The processed configuration
- */
- public function processConfiguration(ConfigurationInterface $configuration, array $configs): array
- {
- return $this->process($configuration->getConfigTreeBuilder()->buildTree(), $configs);
- }
- /**
- * Normalizes a configuration entry.
- *
- * This method returns a normalize configuration array for a given key
- * to remove the differences due to the original format (YAML and XML mainly).
- *
- * Here is an example.
- *
- * The configuration in XML:
- *
- * <twig:extension>twig.extension.foo</twig:extension>
- * <twig:extension>twig.extension.bar</twig:extension>
- *
- * And the same configuration in YAML:
- *
- * extensions: ['twig.extension.foo', 'twig.extension.bar']
- *
- * @param array $config A config array
- * @param string $key The key to normalize
- * @param string $plural The plural form of the key if it is irregular
- */
- public static function normalizeConfig(array $config, string $key, string $plural = null): array
- {
- if (null === $plural) {
- $plural = $key.'s';
- }
- if (isset($config[$plural])) {
- return $config[$plural];
- }
- if (isset($config[$key])) {
- if (\is_string($config[$key]) || !\is_int(key($config[$key]))) {
- // only one
- return [$config[$key]];
- }
- return $config[$key];
- }
- return [];
- }
- }
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