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<?php |
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/* |
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* This file is part of the php-shop-logistics.ru-api package. |
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* |
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* (c) Gennady Knyazkin <[email protected]> |
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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 Gennadyx\ShopLogisticsRu\Api; |
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use Gennadyx\ShopLogisticsRu\ApiClient; |
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use Gennadyx\ShopLogisticsRu\CallResult; |
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use Gennadyx\ShopLogisticsRu\Exception\BadMethodCallException; |
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use Gennadyx\ShopLogisticsRu\Response\Error; |
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use Gennadyx\ShopLogisticsRu\Response\Keys; |
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use Http\Client\Exception as HttpClientException; |
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/** |
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* Abstract class of any api instance |
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* |
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* @author Gennady Knyazkin <[email protected]> |
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*/ |
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abstract class AbstractApi implements ApiInterface |
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{ |
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/** |
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* @var ApiClient |
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*/ |
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protected $client; |
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/** |
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* AbstractApi constructor. |
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* |
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* @param ApiClient $client Api client instance |
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*/ |
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public function __construct(ApiClient $client) |
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{ |
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$this->client = $client; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function call($name, ...$arguments) |
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{ |
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$map = $this->getMethodsMap(); |
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if (!array_key_exists($name, $map)) { |
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throw new BadMethodCallException( |
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sprintf('Call to undefined method %s::%s()', static::class, $name) |
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); |
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} |
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$method = $map[$name]; |
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if (is_string($method)) { |
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$method = $map[$method]; |
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} |
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$arguments = isset($method['arguments']) ? $method['arguments'] : $arguments; |
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return $this->callMethod($method, $arguments); |
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} |
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/** |
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* @param string $name |
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* @param array $arguments |
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* |
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* @return array|Error |
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* @throws \Gennadyx\ShopLogisticsRu\Exception\BadMethodCallException |
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*/ |
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public function __call($name, array $arguments) |
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{ |
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return $this->call($name, ...$arguments); |
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} |
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/** |
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* Get all available methods with remote functions |
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* |
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* @return array |
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*/ |
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abstract protected function getMethodsMap(); |
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/** |
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* @param array $method Method info |
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* @param array $args Arguments |
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* |
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* @return array|Error |
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*/ |
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private function callMethod(array $method, array $args) |
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{ |
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$callResult = $this->callRemote($method, $args); |
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if ($callResult->isSuccess()) { |
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return $callResult->getData(); |
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} |
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return $callResult->getError(); |
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} |
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/** |
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* @param array $method Method info |
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* @param array $arguments Method arguments |
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* |
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* @return CallResult |
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*/ |
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private function callRemote(array $method, array $arguments) |
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{ |
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$decode = $this->client->getDecoder(); |
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$content = $this->makeRequestXml($method['remote'], $arguments); |
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$response = $decode($this->sendRequest($content)); |
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return $this->processResponse($response, $method['keys']); |
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} |
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/** |
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* @param string $method Method name |
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* @param array $args Method arguments |
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* |
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* @return string XML fore request |
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*/ |
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private function makeRequestXml($method, array $args) |
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{ |
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$encode = $this->client->getEncoder(); |
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$arrayForRequest = $this->buildRequestData($method, $args); |
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return $encode($arrayForRequest); |
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} |
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/** |
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* @param string $method Method name |
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* @param array $args Method arguments |
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* |
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* @return array Array for convert to xml |
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*/ |
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private function buildRequestData($method, array $args) |
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{ |
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$array = [ |
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'function' => $method, |
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'api_id' => $this->client->getKey(), |
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]; |
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return array_merge($array, $args); |
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} |
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/** |
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* @param string $xml Request xml |
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* |
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* @return string|null |
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*/ |
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private function sendRequest($xml) |
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{ |
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$requestFactory = $this->client->getRequestFactory(); |
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$httpClient = $this->client->getHttpClient(); |
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$uri = $this->client->getUrl(); |
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$data = urlencode(base64_encode($xml)); |
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$requestBody = sprintf('xml=%s', $data); |
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$request = $requestFactory->createRequest('POST', $uri, [], $requestBody); |
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try { |
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$request = $request->withHeader('Content-Type', 'application/x-www-form-urlencoded'); |
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$response = $httpClient->sendRequest($request); |
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$result = $response->getBody()->getContents(); |
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} catch (HttpClientException $e) { |
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$result = null; |
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} catch (\Exception $e) { |
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$result = null; |
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} |
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return $result; |
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} |
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/** |
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* @param array $response Response from api server |
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* @param array|null $responseKeys Response root xml keys |
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* |
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* @return CallResult |
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*/ |
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private function processResponse(array $response = [], array $responseKeys = null) |
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{ |
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$callResult = new CallResult(); |
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$errorCode = Error::NO; |
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if (isset($response['error'])) { |
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$errorCode = (int) $response['error']; |
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unset($response['error']); |
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} |
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$data = $this->buildResponseData($response, $responseKeys); |
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if (null === $data) { |
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$errorCode = Error::EMPTY_RESPONSE; |
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$data = []; |
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} |
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$callResult->setError($errorCode); |
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$callResult->setData($data); |
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return $callResult; |
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} |
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/** |
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* @param array $response |
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* @param array|null $keys |
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* |
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* @return array|null |
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*/ |
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private function buildResponseData(array $response, array $keys = null) |
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{ |
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if ($keys === Keys::ROOT) { |
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return is_array($response) ? $response : []; |
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} |
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$list = $keys['list']; |
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$item = $keys['item']; |
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if (!isset($response[$list], $response[$list][$item]) |
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|| empty($response[$list][$item]) |
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) { |
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return null; |
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} |
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$response = $response[$list][$item]; |
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if (!is_int(array_keys($response)[0])) { |
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$response = [$response]; |
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} |
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return $response; |
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} |
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} |
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gennadyx /
php-shop-logistics.ru-api
