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<?php |
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/** |
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* Author: Nil Portugués Calderó <[email protected]> |
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* Date: 7/18/15 |
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* Time: 2:26 PM. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace NilPortugues\Api\Json; |
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use NilPortugues\Api\Mapping\Mapper; |
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use NilPortugues\Api\Transformer\Helpers\RecursiveDeleteHelper; |
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use NilPortugues\Api\Transformer\Helpers\RecursiveRenamerHelper; |
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use NilPortugues\Api\Transformer\Transformer; |
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use NilPortugues\Serializer\Serializer; |
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/** |
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* Class JsonTransformer. |
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*/ |
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class JsonTransformer extends Transformer |
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{ |
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const META_KEY = 'meta'; |
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const LINKS = 'links'; |
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/** |
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* @param Mapper $mapper |
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*/ |
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public function __construct(Mapper $mapper = null) |
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{ |
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if (null !== $mapper) { |
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$this->mappings = $mapper->getClassMap(); |
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} |
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} |
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/** |
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* @param mixed $value |
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* |
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* @return string |
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*/ |
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public function serialize($value) |
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{ |
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return json_encode($this->serialization($value), JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES); |
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} |
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/** |
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* @param $value |
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* |
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* @return mixed |
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*/ |
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protected function serialization($value) |
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{ |
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if (null !== $this->mappings) { |
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/** @var \NilPortugues\Api\Mapping\Mapping $mapping */ |
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foreach ($this->mappings as $class => $mapping) { |
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RecursiveDeleteHelper::deleteProperties($this->mappings, $value, $class); |
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RecursiveRenamerHelper::renameKeyValue($this->mappings, $value, $class); |
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} |
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} |
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$this->setResponseMeta($value); |
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$this->setResponseLinks($value); |
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self::formatScalarValues($value); |
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RecursiveDeleteHelper::deleteKeys($value, [Serializer::CLASS_IDENTIFIER_KEY]); |
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self::flattenObjectsWithSingleKeyScalars($value); |
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$this->recursiveSetKeysToUnderScore($value); |
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return $value; |
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} |
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/** |
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* @param array $response |
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*/ |
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private function setResponseMeta(array &$response) |
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{ |
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if (!empty($this->meta)) { |
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$response[self::META_KEY] = $this->meta; |
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} |
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} |
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/** |
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* @param array $response |
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*/ |
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private function setResponseLinks(array &$response) |
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{ |
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$links = array_filter( |
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array_merge( |
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$this->buildLinks(), |
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$this->getResponseAdditionalLinks($response, $response[Serializer::CLASS_IDENTIFIER_KEY]) |
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) |
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); |
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if (!empty($links)) { |
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$response[self::LINKS] = $this->addHrefToLinks($links); |
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} |
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} |
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} |
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nilportugues /
json-transformer
