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<?php |
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namespace Transmission\HttpClient; |
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use Http\Client\Common\Plugin; |
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use Http\Client\Common\PluginClientFactory; |
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use Http\Discovery\Psr18ClientDiscovery; |
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use Psr\Http\Client\ClientInterface; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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/** |
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* A builder that builds the API client. |
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* This will allow you to fluently add and remove plugins. |
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* |
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* Based on the original code written by Tobias Nyholm <[email protected]> |
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*/ |
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class Builder |
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{ |
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/** |
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* The object that sends HTTP messages. |
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* |
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* @var ClientInterface |
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*/ |
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private $httpClient; |
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/** |
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* A HTTP client with all our plugins. |
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* |
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* @var ClientInterface |
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*/ |
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private $pluginClient; |
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/** |
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* @var RequestBuilder |
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*/ |
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private $requestBuilder; |
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/** |
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* True if we should create a new Plugin client at next request. |
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* |
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* @var bool |
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*/ |
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private $httpClientModified = true; |
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/** |
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* @var Plugin[] |
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*/ |
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private $plugins = []; |
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/** |
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* @param ClientInterface $httpClient The client to send requests with. |
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*/ |
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public function __construct(ClientInterface $httpClient = null) |
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{ |
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$this->httpClient = $httpClient ?? Psr18ClientDiscovery::find(); |
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$this->requestBuilder = new RequestBuilder(); |
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} |
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/** |
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* @return ClientInterface |
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*/ |
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public function getHttpClient(): ClientInterface |
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{ |
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if ($this->httpClientModified) { |
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$this->httpClientModified = false; |
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$this->pluginClient = (new PluginClientFactory())->createClient($this->httpClient, $this->plugins); |
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} |
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return $this->pluginClient; |
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} |
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/** |
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* Sets the http client. |
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* |
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* @param ClientInterface $httpClient |
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* |
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* @return Builder |
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*/ |
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public function setHttpClient(ClientInterface $httpClient): self |
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{ |
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$this->httpClient = $httpClient; |
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return $this; |
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} |
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/** |
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* @return RequestBuilder |
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*/ |
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public function getRequestBuilder(): RequestBuilder |
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{ |
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return $this->requestBuilder; |
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} |
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/** |
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* @param RequestBuilder $requestBuilder |
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* |
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* @return Builder |
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*/ |
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public function setRequestBuilder(RequestBuilder $requestBuilder): self |
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{ |
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$this->requestBuilder = $requestBuilder; |
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return $this; |
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} |
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/** |
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* Add a new plugin to the end of the plugin chain. |
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* |
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* @param Plugin $plugin |
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* |
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* @return Builder |
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*/ |
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public function addPlugin(Plugin $plugin): self |
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{ |
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$this->plugins[] = $plugin; |
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$this->httpClientModified = true; |
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return $this; |
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} |
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/** |
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* Remove a plugin by its fully qualified class name (FQCN). |
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* |
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* @param string $fqcn |
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* |
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* @return Builder |
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*/ |
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public function removePlugin($fqcn): self |
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{ |
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foreach ($this->plugins as $idx => $plugin) { |
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if ($plugin instanceof $fqcn) { |
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unset($this->plugins[$idx]); |
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$this->httpClientModified = true; |
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} |
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} |
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return $this; |
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} |
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/** |
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* @param string $method |
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* @param $uri |
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* @param array $headers |
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* @param null $body |
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* |
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* @return ResponseInterface |
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* @throws \Psr\Http\Client\ClientExceptionInterface |
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*/ |
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public function send(string $method, $uri, array $headers = [], $body = null): ResponseInterface |
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{ |
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return $this->sendRequest($this->requestBuilder->create( |
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$method, |
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$uri, |
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$headers, |
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$body |
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)); |
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} |
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/** |
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* @param RequestInterface $request |
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* |
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* @return ResponseInterface |
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* @throws \Psr\Http\Client\ClientExceptionInterface |
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*/ |
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public function sendRequest(RequestInterface $request): ResponseInterface |
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{ |
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return $this->getHttpClient()->sendRequest($request); |
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} |
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} |
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