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<?php |
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/** |
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* SocialConnect project |
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* @author: Patsura Dmitry https://github.com/ovr <[email protected]> |
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*/ |
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namespace SocialConnect\OpenID; |
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use SocialConnect\Auth\AbstractBaseProvider; |
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use SocialConnect\Auth\Provider\Exception\InvalidAccessToken; |
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use SocialConnect\Auth\Provider\Exception\InvalidResponse; |
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use SocialConnect\Common\Http\Client\Client; |
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abstract class AbstractProvider extends AbstractBaseProvider |
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{ |
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/** |
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* @return string |
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*/ |
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abstract public function getOpenIdUrl(); |
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/** |
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* @var int |
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*/ |
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protected $version; |
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/** |
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* @var string |
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*/ |
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protected $loginEntrypoint; |
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/** |
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* @param bool $immediate |
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* @return string |
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*/ |
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protected function makeAuthUrlV2($immediate) |
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{ |
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$params = array( |
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'openid.ns' => 'http://specs.openid.net/auth/2.0', |
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'openid.mode' => $immediate ? 'checkid_immediate' : 'checkid_setup', |
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'openid.return_to' => $this->getRedirectUrl(), |
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'openid.realm' => $this->getRedirectUrl() |
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); |
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$params['openid.ns.sreg'] = 'http://openid.net/extensions/sreg/1.1'; |
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$params['openid.identity'] = $params['openid.claimed_id'] = 'http://specs.openid.net/auth/2.0/identifier_select'; |
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return $this->loginEntrypoint . '?' . http_build_query($params, '', '&'); |
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} |
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/** |
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* @param string $url |
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* @return string |
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* @throws InvalidResponse |
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*/ |
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protected function discover($url) |
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{ |
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$response = $this->service->getHttpClient()->request( |
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$url, |
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[], |
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Client::GET, |
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[ |
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'Content-Type' => 'application/json' |
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] |
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); |
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if (!$response->isSuccess()) { |
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throw new InvalidResponse( |
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'API response with error code', |
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$response |
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); |
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} |
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if (!$response->hasHeader('Content-Type')) { |
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throw new InvalidResponse( |
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'Unknown Content-Type', |
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$response |
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); |
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} |
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$contentType = $response->getHeader('Content-Type'); |
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if (strpos($contentType, 'application/xrds+xml;charset=utf-8') === false) { |
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throw new InvalidResponse( |
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'Unexpected Content-Type', |
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$response |
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); |
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} |
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$xml = new \SimpleXMLElement($response->getBody()); |
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$this->version = 2; |
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$this->loginEntrypoint = $xml->XRD->Service->URI; |
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return $this->getOpenIdUrl(); |
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} |
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public function makeAuthUrl() |
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{ |
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$this->discover($this->getOpenIdUrl()); |
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return $this->makeAuthUrlV2(false); |
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} |
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/** |
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* @link http://openid.net/specs/openid-authentication-2_0.html#verification |
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* |
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* @param $requestParameters |
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* @return AccessToken |
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* @throws InvalidAccessToken |
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*/ |
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public function getAccessTokenByRequestParameters($requestParameters) |
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{ |
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$params = array( |
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'openid.assoc_handle' => $requestParameters['openid_assoc_handle'], |
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'openid.signed' => $requestParameters['openid_signed'], |
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'openid.sig' => $requestParameters['openid_sig'], |
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'openid.ns' => $requestParameters['openid_ns'], |
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'openid.op_endpoint' => $requestParameters['openid_op_endpoint'], |
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'openid.claimed_id' => $requestParameters['openid_claimed_id'], |
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'openid.identity' => $requestParameters['openid_identity'], |
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'openid.return_to' => $this->getRedirectUrl(), |
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'openid.response_nonce' => $requestParameters['openid_response_nonce'], |
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'openid.mode' => 'check_authentication' |
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); |
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if (isset($requestParameters['openid_claimed_id'])) { |
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$claimedId = $requestParameters['openid_claimed_id']; |
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} else { |
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$claimedId = $requestParameters['openid_identity']; |
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} |
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$this->discover($claimedId); |
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$response = $this->service->getHttpClient()->request( |
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$this->loginEntrypoint, |
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$params, |
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Client::POST |
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); |
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if (preg_match('/is_valid\s*:\s*true/i', $response->getBody())) { |
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return new AccessToken($requestParameters['openid_identity']); |
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} |
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throw new InvalidAccessToken; |
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} |
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} |
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SocialConnect /
auth
