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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\Yaml;
- use Symfony\Component\Yaml\Exception\ParseException;
- /**
- * Yaml offers convenience methods to load and dump YAML.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- class Yaml
- {
- const DUMP_OBJECT = 1;
- const PARSE_EXCEPTION_ON_INVALID_TYPE = 2;
- const PARSE_OBJECT = 4;
- const PARSE_OBJECT_FOR_MAP = 8;
- const DUMP_EXCEPTION_ON_INVALID_TYPE = 16;
- const PARSE_DATETIME = 32;
- const DUMP_OBJECT_AS_MAP = 64;
- const DUMP_MULTI_LINE_LITERAL_BLOCK = 128;
- const PARSE_CONSTANT = 256;
- const PARSE_CUSTOM_TAGS = 512;
- const DUMP_EMPTY_ARRAY_AS_SEQUENCE = 1024;
- const PARSE_KEYS_AS_STRINGS = 2048;
- /**
- * Parses YAML into a PHP value.
- *
- * Usage:
- * <code>
- * $array = Yaml::parse(file_get_contents('config.yml'));
- * print_r($array);
- * </code>
- *
- * @param string $input A string containing YAML
- * @param int $flags A bit field of PARSE_* constants to customize the YAML parser behavior
- *
- * @return mixed The YAML converted to a PHP value
- *
- * @throws ParseException If the YAML is not valid
- */
- public static function parse($input, $flags = 0)
- {
- if (is_bool($flags)) {
- @trigger_error('Passing a boolean flag to toggle exception handling is deprecated since version 3.1 and will be removed in 4.0. Use the PARSE_EXCEPTION_ON_INVALID_TYPE flag instead.', E_USER_DEPRECATED);
- if ($flags) {
- $flags = self::PARSE_EXCEPTION_ON_INVALID_TYPE;
- } else {
- $flags = 0;
- }
- }
- if (func_num_args() >= 3) {
- @trigger_error('Passing a boolean flag to toggle object support is deprecated since version 3.1 and will be removed in 4.0. Use the PARSE_OBJECT flag instead.', E_USER_DEPRECATED);
- if (func_get_arg(2)) {
- $flags |= self::PARSE_OBJECT;
- }
- }
- if (func_num_args() >= 4) {
- @trigger_error('Passing a boolean flag to toggle object for map support is deprecated since version 3.1 and will be removed in 4.0. Use the Yaml::PARSE_OBJECT_FOR_MAP flag instead.', E_USER_DEPRECATED);
- if (func_get_arg(3)) {
- $flags |= self::PARSE_OBJECT_FOR_MAP;
- }
- }
- $yaml = new Parser();
- return $yaml->parse($input, $flags);
- }
- /**
- * Dumps a PHP value to a YAML string.
- *
- * The dump method, when supplied with an array, will do its best
- * to convert the array into friendly YAML.
- *
- * @param mixed $input The PHP value
- * @param int $inline The level where you switch to inline YAML
- * @param int $indent The amount of spaces to use for indentation of nested nodes
- * @param int $flags A bit field of DUMP_* constants to customize the dumped YAML string
- *
- * @return string A YAML string representing the original PHP value
- */
- public static function dump($input, $inline = 2, $indent = 4, $flags = 0)
- {
- if (is_bool($flags)) {
- @trigger_error('Passing a boolean flag to toggle exception handling is deprecated since version 3.1 and will be removed in 4.0. Use the DUMP_EXCEPTION_ON_INVALID_TYPE flag instead.', E_USER_DEPRECATED);
- if ($flags) {
- $flags = self::DUMP_EXCEPTION_ON_INVALID_TYPE;
- } else {
- $flags = 0;
- }
- }
- if (func_num_args() >= 5) {
- @trigger_error('Passing a boolean flag to toggle object support is deprecated since version 3.1 and will be removed in 4.0. Use the DUMP_OBJECT flag instead.', E_USER_DEPRECATED);
- if (func_get_arg(4)) {
- $flags |= self::DUMP_OBJECT;
- }
- }
- $yaml = new Dumper($indent);
- return $yaml->dump($input, $inline, 0, $flags);
- }
- }
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