Mercurial > hg > isophonics-drupal-site
view core/modules/serialization/src/Encoder/JsonEncoder.php @ 18:af1871eacc83
Update to Drupal core 8.7.1
author | Chris Cannam |
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date | Thu, 09 May 2019 15:33:08 +0100 |
parents | 1fec387a4317 |
children |
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<?php namespace Drupal\serialization\Encoder; use Symfony\Component\Serializer\Encoder\DecoderInterface; use Symfony\Component\Serializer\Encoder\EncoderInterface; use Symfony\Component\Serializer\Encoder\JsonDecode; use Symfony\Component\Serializer\Encoder\JsonEncode; use Symfony\Component\Serializer\Encoder\JsonEncoder as BaseJsonEncoder; /** * Adds 'ajax to the supported content types of the JSON encoder' * * @internal * This encoder should not be used directly. Rather, use the `serializer` * service. */ class JsonEncoder extends BaseJsonEncoder implements EncoderInterface, DecoderInterface { /** * The formats that this Encoder supports. * * @var array */ protected static $format = ['json', 'ajax']; /** * {@inheritdoc} */ public function __construct(JsonEncode $encodingImpl = NULL, JsonDecode $decodingImpl = NULL) { $this->encodingImpl = $encodingImpl ?: $this->getJsonEncode(); $this->decodingImpl = $decodingImpl ?: $this->getJsonDecode(); } /** * Instantiates a JsonEncode instance. * * @internal this exists to bridge Symfony 3 to Symfony 4, and can be removed * once Drupal requires Symfony 4.2 or higher. */ private function getJsonEncode() { // Encode <, >, ', &, and " for RFC4627-compliant JSON, which may also be // embedded into HTML. // @see \Symfony\Component\HttpFoundation\JsonResponse $json_encoding_options = JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_AMP | JSON_HEX_QUOT; $reflection = new \ReflectionClass(JsonEncode::class); if (array_key_exists('OPTIONS', $reflection->getConstants())) { return new JsonEncode([JsonEncode::OPTIONS => $json_encoding_options]); } return new JsonEncode($json_encoding_options); } /** * Instantiates a JsonDecode instance. * * @internal this exists to bridge Symfony 3 to Symfony 4, and can be removed * once Drupal requires Symfony 4.2 or higher. */ private function getJsonDecode() { $reflection = new \ReflectionClass(JsonDecode::class); if (array_key_exists('ASSOCIATIVE', $reflection->getConstants())) { return new JsonDecode([JsonDecode::ASSOCIATIVE => TRUE]); } return new JsonDecode(TRUE); } /** * {@inheritdoc} */ public function supportsEncoding($format) { return in_array($format, static::$format); } /** * {@inheritdoc} */ public function supportsDecoding($format) { return in_array($format, static::$format); } }