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<?php |
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namespace ZpgRtf\Methods; |
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use GuzzleHttp\Exception\ClientException; |
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use GuzzleHttp\Client; |
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use GuzzleHttp\Psr7\Response; |
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use League\JsonGuard\Validator; |
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use League\JsonReference\Dereferencer; |
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/** |
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* The listing method allows you to list, update or delete listings on the ZPG rtf. |
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*/ |
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abstract class AbstractMethod |
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{ |
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/** @var array */ |
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private $baseUri = [ |
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'sandbox' => 'https://realtime-listings-api.webservices.zpg.co.uk/sandbox/v1/', |
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'live' => 'https://realtime-listings-api.webservices.zpg.co.uk/live/v1/', |
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]; |
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/** @var Client */ |
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private $client; |
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/** |
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* @param string $certificate |
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* @param string $env |
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* |
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* @throws \Exception You will get an exception if you use an invalid environment variable. |
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*/ |
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public function __construct(string $certificate, string $env = 'sandbox') |
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{ |
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if (!in_array($env, ['sandbox', 'live'])) { |
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throw new \Exception(sprintf('Invalid environment. %s is not in [sandbox, live]', $env)); |
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} |
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$this->client = new Client([ |
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'base_uri' => $this->baseUri[$env], |
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'cert' => $certificate |
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]); |
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} |
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/** |
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* @return Client |
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*/ |
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public function getClient(): Client |
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{ |
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return $this->client; |
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} |
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/** |
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* @param Client $client |
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* |
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* @return static |
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*/ |
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public function setClient(Client $client): self |
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{ |
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$this->client = $client; |
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return $this; |
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} |
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/** |
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* @param string $schemaUri |
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* @param string $uri |
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* @param \JsonSerializable $object |
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* |
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* @return \GuzzleHttp\Psr7\Response |
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* |
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* @throws \Exception If validation fails. Needs a custom exception type. |
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*/ |
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protected function validateAndSend(string $schemaUri, string $uri, \JsonSerializable $object): Response |
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{ |
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$payload = json_encode($object); |
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$schema = Dereferencer::draft4()->dereference($schemaUri); |
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$validator = new Validator(json_decode($payload), $schema); |
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// Let's improve this with some sort of factory method to handle the response into a custom response type |
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// whether it's a normal response, validation error or guzzle exception. |
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if ($validator->fails()) { |
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throw new \Exception('Fails validation'); |
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} |
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try { |
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$response = $this->getClient()->request('POST', $uri, [ |
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'body' => $payload, |
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'headers' => [ |
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'Content-Type' => 'application/json; profile=' . $schemaUri, |
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'ZPG-Listing-ETag' => md5($payload), |
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], |
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]); |
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return $response; |
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} catch (ClientException $e) { |
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$responseContents = json_decode($e->getResponse()->getBody()->getContents(), true); |
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if (false !== $responseContents && !empty($responseContents['error_advice'])) { |
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throw new \Exception($responseContents['error_advice']); |
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} |
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throw new \Exception($e->getMessage()); |
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} |
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} |
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} |
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lukeoliff /
zpg-rtf-php
