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<?php /** * Part of the Joomla Framework Registry Package * * @copyright Copyright (C) 2005 - 2021 Open Source Matters, Inc. All rights reserved. * @license GNU General Public License version 2 or later; see LICENSE */ namespace Joomla\Registry\Format; use Joomla\Registry\FormatInterface; use Symfony\Component\Yaml\Dumper as SymfonyYamlDumper; use Symfony\Component\Yaml\Parser as SymfonyYamlParser; use Symfony\Component\Yaml\Yaml as SymfonyYaml; /** * YAML format handler for Registry. * * @since 1.0 */ class Yaml implements FormatInterface { /** * The YAML parser class. * * @var SymfonyYamlParser * @since 1.0 */ private $parser; /** * The YAML dumper class. * * @var SymfonyYamlDumper * @since 1.0 */ private $dumper; /** * Construct to set up the parser and dumper * * @since 1.0 */ public function __construct() { if (!class_exists(SymfonyYaml::class)) { throw new \RuntimeException( \sprintf( 'The "%s" class could not be found, make sure you have installed the "symfony/yaml" package.', SymfonyYaml::class ) ); } $this->parser = new SymfonyYamlParser; $this->dumper = new SymfonyYamlDumper; } /** * Converts an object into a YAML formatted string. * We use json_* to convert the passed object to an array. * * @param object $object Data source object. * @param array $options Options used by the formatter. * * @return string YAML formatted string. * * @since 1.0 */ public function objectToString($object, array $options = []) { $array = json_decode(json_encode($object), true); return $this->dumper->dump($array, 2, 0); } /** * Parse a YAML formatted string and convert it into an object. * We use the json_* methods to convert the parsed YAML array to an object. * * @param string $data YAML formatted string to convert. * @param array $options Options used by the formatter. * * @return object Data object. * * @since 1.0 */ public function stringToObject($data, array $options = []) { $array = $this->parser->parse(trim($data)); return (object) json_decode(json_encode($array)); } }