90 lines
2.0 KiB
PHP
90 lines
2.0 KiB
PHP
<?php
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/*
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* This file is part of tobyz/json-api-server.
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*
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* (c) Toby Zerner <toby.zerner@gmail.com>
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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 Tobyz\JsonApiServer;
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use Psr\Http\Message\ServerRequestInterface;
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use Tobyz\JsonApiServer\Schema\Concerns\HasListeners;
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use Tobyz\JsonApiServer\Schema\Concerns\HasMeta;
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class Context
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{
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use HasMeta;
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use HasListeners;
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private $api;
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private $request;
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public function __construct(JsonApi $api, ServerRequestInterface $request)
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{
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$this->api = $api;
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$this->request = $request;
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}
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/**
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* Get the JsonApi instance.
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*/
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public function getApi(): JsonApi
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{
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return $this->api;
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}
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/**
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* Get the PSR-7 request instance.
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*/
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public function getRequest(): ServerRequestInterface
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{
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return $this->request;
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}
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public function withRequest(ServerRequestInterface $request): Context
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{
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return new static($this->api, $request);
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}
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/**
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* Get the request path relative to the API's base path.
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*/
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public function getPath(): string
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{
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return $this->api->stripBasePath(
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$this->request->getUri()->getPath()
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);
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}
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public function response(callable $callback): void
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{
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$this->listeners['response'][] = $callback;
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}
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/**
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* Determine whether a field has been requested in a sparse fieldset.
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*/
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public function fieldRequested(string $type, string $field, bool $default = true): bool
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{
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$queryParams = $this->request->getQueryParams();
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if (! isset($queryParams['fields'][$type])) {
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return $default;
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}
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return in_array($field, explode(',', $queryParams['fields'][$type]));
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}
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/**
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* Get the value of a filter.
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*/
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public function filter(string $name): ?string
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{
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return $this->request->getQueryParams()['filter'][$name] ?? null;
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}
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}
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