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<?php |
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namespace OrcaServices\NovaApi\Method; |
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use Exception; |
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use GuzzleHttp\Client; |
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use OrcaServices\NovaApi\Exception\NovaApiUnauthorizedException; |
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use OrcaServices\NovaApi\Parser\NovaApiErrorParser; |
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use UnexpectedValueException; |
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/** |
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* SOAP method. |
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*/ |
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final class NovaLoginMethod implements NovaMethod |
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{ |
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/** |
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* @var NovaApiErrorParser |
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*/ |
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private $novaApiErrorParser; |
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/** |
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* @var Client |
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*/ |
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private $client; |
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/** |
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* NovaLoginMethod constructor. |
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* |
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* @param Client $client The client |
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* @param NovaApiErrorParser $novaApiErrorParser The error handler |
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*/ |
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public function __construct(Client $client, NovaApiErrorParser $novaApiErrorParser) |
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{ |
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$this->client = $client; |
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$this->novaApiErrorParser = $novaApiErrorParser; |
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} |
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/** |
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* Request an authentication token. |
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* |
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* The authentication token must be transferred with every webservice request in |
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* the HTTP header (Cookie: SAML-Ticket=<authentication token>). |
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* |
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* https://confluence-ext.sbb.ch/display/NOVAUG/Authentication+and+Authorization+via+SAML |
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* |
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* @param string $clientId The WSG credential username |
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* @param string $clientSecret The WSG credential password |
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* |
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* @throws NovaApiUnauthorizedException |
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* @throws UnexpectedValueException |
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* |
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* @return string the authentication The authentication token returned by the login call |
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*/ |
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public function login(string $clientId, string $clientSecret): string |
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{ |
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$options = [ |
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'body' => http_build_query( |
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[ |
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'grant_type' => 'client_credentials', |
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'client_id' => $clientId, |
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'client_secret' => $clientSecret, |
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] |
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), |
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'headers' => [ |
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'Content-Type' => 'application/x-www-form-urlencoded', |
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], |
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]; |
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try { |
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$response = $this->client->request( |
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'POST', |
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'/auth/realms/SBB_Public/protocol/openid-connect/token', |
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$options |
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); |
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$body = (string)$response->getBody(); |
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if (strpos($body, '{') === false) { |
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throw new UnexpectedValueException( |
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'Oauth2 authentication failed. Invalid json response. Access token not found.' |
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); |
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} |
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$result = json_decode($body, true); |
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return (string)$result['access_token']; |
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} catch (Exception $ex) { |
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$message = $this->novaApiErrorParser->getExceptionMessage($ex); |
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if ($ex->getCode() === 401) { |
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throw new NovaApiUnauthorizedException($message, $ex->getCode(), $ex); |
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} |
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throw new UnexpectedValueException($message, $ex->getCode(), $ex); |
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} |
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} |
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} |
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orca-services /
nova-api-php
