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<?php |
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declare(strict_types=1); |
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namespace BitWasp\Trezor\Bridge; |
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use BitWasp\Trezor\Bridge\Exception\InvalidMessageException; |
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use BitWasp\Trezor\Bridge\Exception\SchemaValidationException; |
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use BitWasp\Trezor\Bridge\Message\Device; |
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use BitWasp\Trezor\Bridge\Message\ListDevicesResponse; |
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use BitWasp\Trezor\Bridge\Message\ListenResponse; |
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use BitWasp\Trezor\Bridge\Message\VersionResponse; |
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use BitWasp\Trezor\Bridge\Schema\ValidatorFactory; |
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use BitWasp\Trezor\Bridge\Http\HttpClient; |
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use BitWasp\Trezor\Device\MessageBase; |
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use GuzzleHttp\Promise\PromiseInterface; |
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use Psr\Http\Message\ResponseInterface; |
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class Client |
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{ |
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/** |
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* @var HttpClient |
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*/ |
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private $client; |
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/** |
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* @var ValidatorFactory |
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*/ |
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private $validation; |
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/** |
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* TrezorClient constructor. |
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* @param HttpClient $client |
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*/ |
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public function __construct(HttpClient $client) |
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{ |
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$this->client = $client; |
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$this->validation = new ValidatorFactory(); |
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} |
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/** |
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* @param \Psr\Http\Message\StreamInterface $body |
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* @return mixed |
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*/ |
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protected function parseResponse(\Psr\Http\Message\StreamInterface $body) |
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{ |
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$data = json_decode($body->getContents()); |
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if (json_last_error() !== JSON_ERROR_NONE) { |
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throw new InvalidMessageException("Invalid JSON received in response"); |
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} |
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return $data; |
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} |
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/** |
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* @param \stdClass $data |
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* @param \stdClass $schema |
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*/ |
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protected function validateSchema($data, \stdClass $schema) |
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{ |
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$validator = new \JsonSchema\Validator; |
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$validator->coerce($data, $schema); |
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if ($validator->isValid()) { |
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return; |
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} |
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throw new SchemaValidationException($validator->getErrors()); |
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} |
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/** |
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* @param ResponseInterface $response - Response message |
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* @param \stdClass $schema - JSON schema to validate against |
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* @return mixed |
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*/ |
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protected function processResponse(ResponseInterface $response, \stdClass $schema) |
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{ |
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$result = $this->parseResponse($response->getBody()); |
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$this->validateSchema($result, $schema); |
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return $result; |
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} |
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/** |
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* @return VersionResponse |
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*/ |
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public function bridgeVersion(): VersionResponse |
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{ |
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$result = $this->processResponse( |
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$this->client->bridgeVersion(), |
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$this->validation->versionResponse() |
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); |
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return new VersionResponse($result); |
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} |
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/** |
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* @return ListDevicesResponse |
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*/ |
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public function listDevices(): ListDevicesResponse |
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{ |
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$result = $this->processResponse( |
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$this->client->listDevices(), |
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$this->validation->listDevicesResponse() |
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); |
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$devices = []; |
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foreach ($result as $device) { |
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$devices[] = new Device($device); |
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} |
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return new ListDevicesResponse(...$devices); |
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} |
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public function listen(Device ...$devices): ListenResponse |
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{ |
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$result = $this->processResponse( |
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$this->client->listen(...$devices), |
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$this->validation->listDevicesResponse() |
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); |
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$devices = []; |
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foreach ($result as $device) { |
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$devices[] = new Device($device); |
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} |
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return new ListenResponse(...$devices); |
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} |
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/** |
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* @param Device $device |
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* @return Session |
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*/ |
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public function acquire(Device $device): Session |
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{ |
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$result = $this->processResponse( |
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$this->client->acquire($device), |
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$this->validation->acquireResponse() |
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); |
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return new Session($this, $device, $result->session); |
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} |
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public function release(string $sessionId): bool |
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{ |
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$this->processResponse( |
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$this->client->release($sessionId), |
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$this->validation->releaseResponse() |
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); |
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return true; |
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} |
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public function post(string $sessionId, MessageBase $message) |
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{ |
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return $this->client->post($sessionId, $message); |
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} |
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public function call(string $sessionId, MessageBase $message) |
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{ |
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return $this->client->call($sessionId, $message); |
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} |
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public function callAsync(string $sessionId, MessageBase $message): PromiseInterface |
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{ |
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return $this->client->callAsync($sessionId, $message); |
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} |
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} |
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Bit-Wasp /
trezor-bridge-client
