120 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
		
		
			
		
	
	
			120 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| 
								 | 
							
								<?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\Serializer\Encoder;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								use Seld\JsonLint\JsonParser;
							 | 
						||
| 
								 | 
							
								use Symfony\Component\Serializer\Exception\NotEncodableValueException;
							 | 
						||
| 
								 | 
							
								use Symfony\Component\Serializer\Exception\UnsupportedException;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/**
							 | 
						||
| 
								 | 
							
								 * Decodes JSON data.
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 * @author Sander Coolen <sander@jibber.nl>
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								class JsonDecode implements DecoderInterface
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * True to return the result as an associative array, false for a nested stdClass hierarchy.
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    public const ASSOCIATIVE = 'json_decode_associative';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * True to enable seld/jsonlint as a source for more specific error messages when json_decode fails.
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    public const DETAILED_ERROR_MESSAGES = 'json_decode_detailed_errors';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    public const OPTIONS = 'json_decode_options';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Specifies the recursion depth.
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    public const RECURSION_DEPTH = 'json_decode_recursion_depth';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    private array $defaultContext = [
							 | 
						||
| 
								 | 
							
								        self::ASSOCIATIVE => false,
							 | 
						||
| 
								 | 
							
								        self::DETAILED_ERROR_MESSAGES => false,
							 | 
						||
| 
								 | 
							
								        self::OPTIONS => 0,
							 | 
						||
| 
								 | 
							
								        self::RECURSION_DEPTH => 512,
							 | 
						||
| 
								 | 
							
								    ];
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    public function __construct(array $defaultContext = [])
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $this->defaultContext = array_merge($this->defaultContext, $defaultContext);
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Decodes data.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param string $data    The encoded JSON string to decode
							 | 
						||
| 
								 | 
							
								     * @param string $format  Must be set to JsonEncoder::FORMAT
							 | 
						||
| 
								 | 
							
								     * @param array  $context An optional set of options for the JSON decoder; see below
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * The $context array is a simple key=>value array, with the following supported keys:
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * json_decode_associative: boolean
							 | 
						||
| 
								 | 
							
								     *      If true, returns the object as an associative array.
							 | 
						||
| 
								 | 
							
								     *      If false, returns the object as nested stdClass
							 | 
						||
| 
								 | 
							
								     *      If not specified, this method will use the default set in JsonDecode::__construct
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * json_decode_recursion_depth: integer
							 | 
						||
| 
								 | 
							
								     *      Specifies the maximum recursion depth
							 | 
						||
| 
								 | 
							
								     *      If not specified, this method will use the default set in JsonDecode::__construct
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * json_decode_options: integer
							 | 
						||
| 
								 | 
							
								     *      Specifies additional options as per documentation for json_decode
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * json_decode_detailed_errors: bool
							 | 
						||
| 
								 | 
							
								     *      If true, enables seld/jsonlint as a source for more specific error messages when json_decode fails.
							 | 
						||
| 
								 | 
							
								     *      If false or not specified, this method will use default error messages from PHP's json_decode
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @throws NotEncodableValueException
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @see https://php.net/json_decode
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    public function decode(string $data, string $format, array $context = []): mixed
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $associative = $context[self::ASSOCIATIVE] ?? $this->defaultContext[self::ASSOCIATIVE];
							 | 
						||
| 
								 | 
							
								        $recursionDepth = $context[self::RECURSION_DEPTH] ?? $this->defaultContext[self::RECURSION_DEPTH];
							 | 
						||
| 
								 | 
							
								        $options = $context[self::OPTIONS] ?? $this->defaultContext[self::OPTIONS];
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        try {
							 | 
						||
| 
								 | 
							
								            $decodedData = json_decode($data, $associative, $recursionDepth, $options);
							 | 
						||
| 
								 | 
							
								        } catch (\JsonException $e) {
							 | 
						||
| 
								 | 
							
								            throw new NotEncodableValueException($e->getMessage(), 0, $e);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if (\JSON_THROW_ON_ERROR & $options) {
							 | 
						||
| 
								 | 
							
								            return $decodedData;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if (\JSON_ERROR_NONE === json_last_error()) {
							 | 
						||
| 
								 | 
							
								            return $decodedData;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        $errorMessage = json_last_error_msg();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if (!($context[self::DETAILED_ERROR_MESSAGES] ?? $this->defaultContext[self::DETAILED_ERROR_MESSAGES])) {
							 | 
						||
| 
								 | 
							
								            throw new NotEncodableValueException($errorMessage);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if (!class_exists(JsonParser::class)) {
							 | 
						||
| 
								 | 
							
								            throw new UnsupportedException(\sprintf('Enabling "%s" serializer option requires seld/jsonlint. Try running "composer require seld/jsonlint".', self::DETAILED_ERROR_MESSAGES));
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        throw new NotEncodableValueException((new JsonParser())->lint($data)?->getMessage() ?: $errorMessage);
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    public function supportsDecoding(string $format): bool
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        return JsonEncoder::FORMAT === $format;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								}
							 |