Custom JSON Api Serializer using Fractal and proxy pattern for https://github.com/thephpleague/fractal/pull/234

CustomJsonApiSerializer.php

<?php

namespace My;

use League\Fractal\Pagination\CursorInterface;
use League\Fractal\Pagination\PaginatorInterface;
use League\Fractal\Resource\ResourceInterface;
use League\Fractal\Serializer\JsonApiSerializer;

class CustomJsonApiSerializer extends SerializerAbstract
{
    private $jsonApiSerializer;

    public function __construct(JsonApiSerializer $jsonApiSerializer)
    {
        $this->jsonApiSerializer = $jsonApiSerializer;
    }

    /**
     * Serialize a collection.
     *
     * @param string $resourceKey
     * @param array  $data
     *
     * @return array
     */
    public function collection($resourceKey, array $data)
    {
        return $this->jsonApiSerializer->collection($resourceKey, $data);
    }

    /**
     * Serialize an item.
     *
     * @param string $resourceKey
     * @param array  $data
     *
     * @return array
     */
    public function item($resourceKey, array $data)
    {
        return $this->jsonApiSerializer->item($resourceKey, $data);
    }

    /**
     * Serialize the included data.
     *
     * @param ResourceInterface $resource
     * @param array             $data
     *
     * @return array
     */
    public function includedData(ResourceInterface $resource, array $data)
    {
        return $this->jsonApiSerializer->includeData($resource, $data);
    }

    /**
     * Serialize the meta.
     *
     * @param array $meta
     *
     * @return array
     */
    public function meta(array $meta)
    {
        return $this->jsonApiSerializer->meta($meta);
    }

    /**
     * Serialize the paginator.
     *
     * @param PaginatorInterface $paginator
     *
     * @return array
     */
    public function paginator(PaginatorInterface $paginator)
    {
        return $this->jsonApiSerializer->paginator($paginator);
    }

    /**
     * Serialize the cursor.
     *
     * @param CursorInterface $cursor
     *
     * @return array
     */
    public function cursor(CursorInterface $cursor)
    {
        return $this->jsonApiSerializer->cursor($cursor);
    }

    public function mergeIncludes($transformedData, $includedData)
    {
        return $this->jsonApiSerializer->mergeIncludes($transformedData, $includedData);
    }

    /**
     * Indicates if includes should be side-loaded.
     *
     * @return bool
     */
    public function sideloadIncludes()
    {
        return $this->jsonApiSerializer->sideloadIncludes();
    }

    /**
     * Hook for the serializer to inject custom data based on the relationships of the resource.
     *
     * @param array $data
     * @param array $rawIncludedData
     *
     * @return array
     */
    public function injectData($data, $rawIncludedData)
    {
        return $this->jsonApiSerializer->injectData($data, $rawIncludedData);
    }

    /**
     * Hook for the serializer to modify the final list of includes.
     *
     * @param array             $includedData
     * @param array             $data
     *
     * @return array
     */
    public function filterIncludes($includedData, $data)
    {
        return $this->jsonApiSerializer->filterIncludes($includedData, $data);
    }
}