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<?php |
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namespace IBM\Watson\Common\HttpClient; |
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use Http\Client\Common\Plugin; |
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use Http\Client\Common\Plugin\AuthenticationPlugin; |
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use Http\Client\Common\Plugin\HeaderDefaultsPlugin; |
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use Http\Client\Common\PluginClient; |
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use Http\Client\HttpClient; |
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use Http\Discovery\HttpClientDiscovery; |
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use Http\Discovery\UriFactoryDiscovery; |
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use Http\Message\Authentication\BasicAuth; |
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use Http\Message\UriFactory; |
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final class Builder |
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{ |
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/** |
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* @var string |
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*/ |
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private $endpoint; |
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/** |
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* @var string |
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*/ |
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private $username; |
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/** |
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* @var string |
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*/ |
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private $password; |
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/** |
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* @var \Http\Client\HttpClient |
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*/ |
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private $httpClient; |
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/** |
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* @var \Http\Message\UriFactory |
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*/ |
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private $uriFactory; |
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/** |
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* @var array |
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*/ |
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private $pluginsAppend = []; |
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/** |
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* @var array |
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*/ |
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private $pluginsPrepend = []; |
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/** |
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* @var bool |
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*/ |
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private $learningOptOut; |
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/** |
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* Builder constructor. |
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* |
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* @param \Http\Client\HttpClient|null $httpClient |
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* @param \Http\Message\UriFactory|null $uriFactory |
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* |
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* @throws \Http\Discovery\Exception\NotFoundException |
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*/ |
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public function __construct( |
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HttpClient $httpClient = null, |
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UriFactory $uriFactory = null |
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) { |
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$this->httpClient = $httpClient ?: HttpClientDiscovery::find(); |
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$this->uriFactory = $uriFactory ?: UriFactoryDiscovery::find(); |
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} |
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/** |
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* Create HTTP client with specified plugins |
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* |
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* @return \Http\Client\Common\PluginClient |
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* |
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* @throws \InvalidArgumentException |
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* @throws \RuntimeException |
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*/ |
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public function createConfiguredClient() |
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{ |
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$plugins = $this->pluginsPrepend; |
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$plugins[] = new HeaderDefaultsPlugin([ |
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'User-Agent' => 'adam-paterson/ibm-watson-sdk (https://github.com/adam-paterson/ibm-watson-sdk)' |
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]); |
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if (null !== $this->endpoint) { |
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$plugins[] = new Plugin\BaseUriPlugin($this->uriFactory->createUri($this->endpoint)); |
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} |
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if (null !== $this->username && null !== $this->password) { |
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$plugins[] = new AuthenticationPlugin(new BasicAuth($this->username, $this->password)); |
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} |
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if (!$this->learningOptOut) { |
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$plugins[] = new HeaderDefaultsPlugin([ |
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'X-Watson-Learning-Opt-Out' => true |
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]); |
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} |
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return new PluginClient($this->httpClient, array_merge($plugins, $this->pluginsAppend)); |
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} |
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/** |
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* Add endpoint to client |
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* |
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* @param string $endpoint |
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* |
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* @return $this |
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*/ |
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public function withEndpoint($endpoint) |
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{ |
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$this->endpoint = $endpoint; |
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return $this; |
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} |
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/** |
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* Add username to client |
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* |
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* @param string $username |
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* |
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* @return $this |
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*/ |
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public function withUsername($username) |
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{ |
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$this->username = $username; |
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return $this; |
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} |
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/** |
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* Add password to client |
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* |
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* @param string $password |
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* |
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* @return $this |
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*/ |
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public function withPassword($password) |
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{ |
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$this->password = $password; |
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return $this; |
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} |
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/** |
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* Add username and password to client |
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* |
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* @param string $username |
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* @param string $password |
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* |
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* @return $this |
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*/ |
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public function withCredentials($username, $password) |
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{ |
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return $this |
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->withUsername($username) |
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->withPassword($password); |
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} |
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/** |
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* Opt out of Watson request logging for all requests made with this client |
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* |
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* @return $this |
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*/ |
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public function withLearningOptOut() |
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{ |
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$this->learningOptOut = false; |
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return $this; |
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} |
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/** |
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* Add plugins to client after it has been configured |
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* |
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* @param \Http\Client\Common\Plugin|\Http\Client\Common\Plugin[] ...$plugins |
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* |
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* @return $this |
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*/ |
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public function appendPlugin(Plugin ...$plugins) |
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{ |
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foreach ($plugins as $plugin) { |
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$this->pluginsAppend[] = $plugin; |
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} |
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return $this; |
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} |
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/** |
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* Add plugins to client before it has been configured |
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* |
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* @param \Http\Client\Common\Plugin|\Http\Client\Common\Plugin[] ...$plugins |
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* |
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* @return $this |
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*/ |
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public function prependPlugin(Plugin ...$plugins) |
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{ |
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$plugins = array_reverse($plugins); |
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foreach ($plugins as $plugin) { |
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array_unshift($this->pluginsPrepend, $plugin); |
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} |
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return $this; |
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} |
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} |
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adam-paterson /
ibm-watson-sdk
