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<?php |
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declare(strict_types=1); |
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namespace MarcinOrlowski\ResponseBuilder; |
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/** |
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* Laravel API Response Builder |
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* |
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* @package MarcinOrlowski\ResponseBuilder |
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* |
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* @author Marcin Orlowski <mail (#) marcinOrlowski (.) com> |
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* @copyright 2016-2019 Marcin Orlowski |
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* @license http://www.opensource.org/licenses/mit-license.php MIT |
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* @link https://github.com/MarcinOrlowski/laravel-api-response-builder |
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*/ |
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use Illuminate\Support\Facades\Config; |
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use Illuminate\Support\Facades\Response; |
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use Symfony\Component\HttpFoundation\Response as HttpResponse; |
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/** |
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* Builds standardized HttpResponse response object |
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*/ |
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class ResponseBuilder extends ResponseBuilderBase |
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{ |
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/** @var bool */ |
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protected $success = false; |
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/** @var int|null */ |
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protected $api_code = null; |
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/** @var int|null */ |
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protected $http_code = null; |
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/** @var mixed */ |
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protected $data = null; |
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/** @var string */ |
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protected $message = null; |
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/** @var array */ |
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protected $placeholders = []; |
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/** @var int|null */ |
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protected $json_opts = null; |
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/** @var array */ |
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protected $debug_data = []; |
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/** @var array */ |
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protected $http_headers = []; |
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// ----------------------------------------------------------------------------------------------------------- |
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/** |
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* Private constructor. Use asSuccess() and asError() static methods to obtain instance of Builder. |
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* |
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* @param bool $success |
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* @param int $api_code |
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*/ |
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protected function __construct(bool $success, int $api_code) |
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{ |
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$this->success = $success; |
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$this->api_code = $api_code; |
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} |
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// ----------------------------------------------------------------------------------------------------------- |
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/** |
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* Returns success |
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* |
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* @param object|array|null $data Array of primitives and supported objects to be returned in 'data' node |
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* of the JSON response, single supported object or @null if there's no |
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* to be returned. |
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* @param integer|null $api_code API code to be returned or @null to use value of BaseApiCodes::OK(). |
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* @param array|null $placeholders Placeholders passed to Lang::get() for message placeholders |
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* substitution or @null if none. |
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* @param integer|null $http_code HTTP code to be used for HttpResponse sent or @null |
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* for default DEFAULT_HTTP_CODE_OK. |
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* @param integer|null $json_opts See http://php.net/manual/en/function.json-encode.php for supported |
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* options or pass @null to use value from your config (or defaults). |
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* |
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* @return HttpResponse |
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*/ |
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public static function success($data = null, $api_code = null, array $placeholders = null, |
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int $http_code = null, int $json_opts = null): HttpResponse |
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{ |
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return ResponseBuilder::asSuccess($api_code) |
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->withData($data) |
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->withPlaceholders($placeholders) |
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->withHttpCode($http_code) |
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->withJsonOptions($json_opts) |
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->build(); |
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} |
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/** |
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* Builds error Response object. Supports optional arguments passed to Lang::get() if associated error |
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* message uses placeholders as well as return data payload |
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* |
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* @param integer $api_code Your API code to be returned with the response object. |
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* @param array|null $placeholders Placeholders passed to Lang::get() for message placeholders |
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* substitution or @null if none. |
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* @param object|array|null $data Array of primitives and supported objects to be returned in 'data' node |
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* of the JSON response, single supported object or @null if there's no |
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* to be returned. |
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* @param integer|null $http_code HTTP code to be used for HttpResponse sent or @null |
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* for default DEFAULT_HTTP_CODE_ERROR. |
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* @param integer|null $json_opts See http://php.net/manual/en/function.json-encode.php for supported |
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* options or pass @null to use value from your config (or defaults). |
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* |
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* @return HttpResponse |
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*/ |
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public static function error(int $api_code, array $placeholders = null, $data = null, int $http_code = null, |
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int $json_opts = null): HttpResponse |
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{ |
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return ResponseBuilder::asError($api_code) |
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->withPlaceholders($placeholders) |
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->withData($data) |
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->withHttpCode($http_code) |
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->withJsonOptions($json_opts) |
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->build(); |
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} |
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// ----------------------------------------------------------------------------------------------------------- |
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public static function asSuccess(int $api_code = null): self |
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{ |
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return new self(true, $api_code ?? BaseApiCodes::OK()); |
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} |
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public static function asError(int $api_code): self |
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{ |
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$code_ok = BaseApiCodes::OK(); |
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if ($api_code !== $code_ok) { |
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Validator::assertIsIntRange('api_code', $api_code, BaseApiCodes::getMinCode(), BaseApiCodes::getMaxCode()); |
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} |
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if ($api_code === $code_ok) { |
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throw new \InvalidArgumentException( |
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"Error response cannot use api_code of value {$code_ok} which is reserved for OK"); |
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} |
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return new self(false, $api_code); |
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} |
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public function withHttpCode(int $http_code = null): self |
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{ |
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Validator::assertIsType('http_code', $http_code, [Validator::TYPE_INTEGER, |
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Validator::TYPE_NULL]); |
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$this->http_code = $http_code; |
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return $this; |
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} |
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public function withData($data = null): self |
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{ |
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Validator::assertIsType('data', $data, [Validator::TYPE_ARRAY, |
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Validator::TYPE_OBJECT, |
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Validator::TYPE_NULL]); |
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$this->data = $data; |
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return $this; |
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} |
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public function withJsonOptions(int $json_opts = null): self |
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{ |
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Validator::assertIsType('json_opts', $json_opts, [Validator::TYPE_INTEGER, |
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Validator::TYPE_NULL]); |
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$this->json_opts = $json_opts; |
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return $this; |
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} |
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public function withDebugData(array $debug_data = null): self |
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{ |
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Validator::assertIsType('$debug_data', $debug_data, [Validator::TYPE_ARRAY, |
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Validator::TYPE_NULL]); |
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$this->debug_data = $debug_data; |
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return $this; |
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} |
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public function withMessage(string $msg = null): self |
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{ |
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Validator::assertIsType('message', $msg, [Validator::TYPE_STRING, |
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Validator::TYPE_NULL]); |
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$this->message = $msg; |
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return $this; |
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} |
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public function withPlaceholders(array $placeholders = null): self |
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{ |
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$this->placeholders = $placeholders; |
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return $this; |
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} |
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public function withHttpHeaders(array $http_headers = null): self |
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{ |
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$this->http_headers = $http_headers ?? []; |
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return $this; |
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} |
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public function build(): HttpResponse |
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{ |
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$api_code = $this->api_code; |
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Validator::assertIsInt('api_code', $api_code); |
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$msg_or_api_code = $this->message ?? $api_code; |
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$http_headers = $this->http_headers ?? []; |
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if ($this->success) { |
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$api_code = $api_code ?? BaseApiCodes::OK(); |
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$http_code = $this->http_code ?? ResponseBuilder::DEFAULT_HTTP_CODE_OK; |
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Validator::assertOkHttpCode($http_code); |
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$result = $this->make($this->success, $api_code, $msg_or_api_code, $this->data, $http_code, |
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$this->placeholders, $http_headers, $this->json_opts); |
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} else { |
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$http_code = $this->http_code ?? ResponseBuilder::DEFAULT_HTTP_CODE_ERROR; |
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Validator::assertErrorHttpCode($http_code); |
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$result = $this->make(false, $api_code, $msg_or_api_code, $this->data, $http_code, |
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$this->placeholders, $this->http_headers, $this->json_opts, $this->debug_data); |
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} |
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return $result; |
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} |
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/** |
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* @param boolean $success @true if response reports successful operation, @false otherwise. |
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* @param integer $api_code Your API code to be returned with the response object. |
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* @param string|integer $msg_or_api_code message string or valid API code to get message for |
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* @param object|array|null $data optional additional data to be included in response object |
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* @param integer|null $http_code HTTP code for the HttpResponse or @null for either DEFAULT_HTTP_CODE_OK |
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* or DEFAULT_HTTP_CODE_ERROR depending on the $success. |
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* @param array|null $placeholders Placeholders passed to Lang::get() for message placeholders |
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* substitution or @null if none. |
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* @param array|null $http_headers Optional HTTP headers to be returned in the response. |
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* @param integer|null $json_opts See http://php.net/manual/en/function.json-encode.php for supported |
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* options or pass @null to use value from your config (or defaults). |
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* @param array|null $debug_data Optional debug data array to be added to returned JSON. |
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* |
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* @return HttpResponse |
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* |
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* @throws \InvalidArgumentException If $api_code is neither a string nor valid integer code. |
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* @throws \InvalidArgumentException if $data is an object of class that is not configured in "classes" mapping. |
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* |
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* @noinspection MoreThanThreeArgumentsInspection |
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*/ |
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protected function make(bool $success, int $api_code, $msg_or_api_code, $data = null, |
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int $http_code = null, array $placeholders = null, array $http_headers = null, |
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int $json_opts = null, array $debug_data = null): HttpResponse |
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{ |
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$http_headers = $http_headers ?? []; |
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$http_code = $http_code ?? ($success ? ResponseBuilder::DEFAULT_HTTP_CODE_OK : ResponseBuilder::DEFAULT_HTTP_CODE_ERROR); |
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$json_opts = $json_opts ?? Config::get(ResponseBuilder::CONF_KEY_ENCODING_OPTIONS, ResponseBuilder::DEFAULT_ENCODING_OPTIONS); |
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Validator::assertIsInt('encoding_options', $json_opts); |
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Validator::assertIsInt('api_code', $api_code); |
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if (!BaseApiCodes::isCodeValid($api_code)) { |
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Validator::assertIsIntRange('api_code', $api_code, BaseApiCodes::getMinCode(), BaseApiCodes::getMaxCode()); |
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} |
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return Response::json( |
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$this->buildResponse($success, $api_code, $msg_or_api_code, $placeholders, $data, $debug_data), |
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$http_code, $http_headers, $json_opts); |
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} |
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/** |
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* Creates standardised API response array. This is final method called in the whole pipeline before we |
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* return final JSON back to client. If you want to manipulate your response, this is the place to do that. |
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* If you set APP_DEBUG to true, 'code_hex' field will be additionally added to reported JSON for easier |
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* manual debugging. |
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* |
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* @param boolean $success @true if response reports successful operation, @false otherwise. |
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* @param integer $api_code Your API code to be returned with the response object. |
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* @param string|integer $msg_or_api_code Message string or valid API code to get message for. |
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* @param array|null $placeholders Placeholders passed to Lang::get() for message placeholders |
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* substitution or @null if none. |
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* @param object|array|null $data API response data if any |
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* @param array|null $debug_data optional debug data array to be added to returned JSON. |
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* |
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* @return array response ready to be encoded as json and sent back to client |
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* |
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* @throws \RuntimeException in case of missing or invalid "classes" mapping configuration |
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*/ |
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39 |
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protected function buildResponse(bool $success, int $api_code, |
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$msg_or_api_code, array $placeholders = null, |
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$data = null, array $debug_data = null): array |
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{ |
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// ensure $data is either @null, array or object of class with configured mapping. |
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39 |
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$data = (new Converter())->convert($data); |
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302
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38 |
|
if ($data !== null && !is_object($data)) { |
|
303
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|
|
// ensure we get object in final JSON structure in data node |
|
304
|
12 |
|
$data = (object)$data; |
|
305
|
|
|
} |
|
306
|
|
|
|
|
307
|
|
|
// get human readable message for API code or use message string (if given instead of API code) |
|
308
|
38 |
|
if (is_int($msg_or_api_code)) { |
|
309
|
24 |
|
$message = $this->getMessageForApiCode($success, $msg_or_api_code, $placeholders); |
|
310
|
|
|
} else { |
|
311
|
14 |
|
Validator::assertIsString('message', $msg_or_api_code); |
|
312
|
12 |
|
$message = $msg_or_api_code; |
|
313
|
|
|
} |
|
314
|
|
|
|
|
315
|
|
|
/** @noinspection PhpUndefinedClassInspection */ |
|
316
|
|
|
$response = [ |
|
317
|
36 |
|
ResponseBuilder::KEY_SUCCESS => $success, |
|
318
|
36 |
|
ResponseBuilder::KEY_CODE => $api_code, |
|
319
|
36 |
|
ResponseBuilder::KEY_LOCALE => \App::getLocale(), |
|
320
|
36 |
|
ResponseBuilder::KEY_MESSAGE => $message, |
|
321
|
36 |
|
ResponseBuilder::KEY_DATA => $data, |
|
322
|
|
|
]; |
|
323
|
|
|
|
|
324
|
36 |
|
if ($debug_data !== null) { |
|
325
|
12 |
|
$debug_key = Config::get(ResponseBuilder::CONF_KEY_DEBUG_DEBUG_KEY, ResponseBuilder::KEY_DEBUG); |
|
326
|
12 |
|
$response[ $debug_key ] = $debug_data; |
|
327
|
|
|
} |
|
328
|
|
|
|
|
329
|
36 |
|
return $response; |
|
330
|
|
|
} |
|
331
|
|
|
|
|
332
|
|
|
/** |
|
333
|
|
|
* If $msg_or_api_code is integer value, returns human readable message associated with that code (with |
|
334
|
|
|
* fallback to built-in default string if no api code mapping is set. If $msg_or_api_code is a string, |
|
335
|
|
|
* returns it unaltered. |
|
336
|
|
|
* |
|
337
|
|
|
* @param boolean $success @true if response reports successful operation, @false otherwise. |
|
338
|
|
|
* @param integer $api_code Your API code to be returned with the response object. |
|
339
|
|
|
* @param array|null $placeholders Placeholders passed to Lang::get() for message placeholders |
|
340
|
|
|
* substitution or @null if none. |
|
341
|
|
|
* |
|
342
|
|
|
* @return string |
|
343
|
|
|
*/ |
|
344
|
24 |
|
protected function getMessageForApiCode(bool $success, int $api_code, array $placeholders = null): string |
|
345
|
|
|
{ |
|
346
|
|
|
// We got integer value here not a message string, so we need to check if we have the mapping for |
|
347
|
|
|
// this string already configured. |
|
348
|
24 |
|
$key = BaseApiCodes::getCodeMessageKey($api_code); |
|
349
|
24 |
|
if ($key === null) { |
|
350
|
|
|
// nope, let's get the default one instead, based of |
|
351
|
2 |
|
$fallback_code = $success ? BaseApiCodes::OK() : BaseApiCodes::NO_ERROR_MESSAGE(); |
|
352
|
2 |
|
$key = BaseApiCodes::getCodeMessageKey($fallback_code); |
|
353
|
|
|
} |
|
354
|
|
|
|
|
355
|
24 |
|
$placeholders = $placeholders ?? []; |
|
356
|
24 |
|
if (!array_key_exists('api_code', $placeholders)) { |
|
357
|
22 |
|
$placeholders['api_code'] = $api_code; |
|
358
|
|
|
} |
|
359
|
|
|
|
|
360
|
24 |
|
return \Lang::get($key, $placeholders); |
|
361
|
|
|
} |
|
362
|
|
|
} |
|
363
|
|
|
|
MarcinOrlowski /
laravel-api-response-builder
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