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<?php |
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namespace Risan\OAuth1\Request; |
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use DateTime; |
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use GuzzleHttp\Psr7\Uri; |
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use Risan\OAuth1\ConfigInterface; |
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use Risan\OAuth1\Signature\HmacSha1Signer; |
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use Risan\OAuth1\Signature\SignerInterface; |
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use Risan\OAuth1\Credentials\TemporaryCredentials; |
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use Risan\OAuth1\Signature\KeyBasedSignerInterface; |
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class RequestConfig implements RequestConfigInterface |
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{ |
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/** |
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* The ConfigInterface instance. |
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* |
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* @var \Risan\OAuth1\ConfigInterface |
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*/ |
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protected $config; |
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/** |
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* The SignerInterface instance. |
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* |
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* @var \Risan\OAuth1\Signature\SignerInterface |
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*/ |
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protected $signer; |
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/** |
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* The NonceGeneratorInterface instance. |
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* |
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* @var \Risan\OAuth1\Request\NonceGeneratorInterface |
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*/ |
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protected $nonceGenerator; |
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/** |
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* Create RequestBuilder instance. |
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* |
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* @param \Risan\OAuth1\ConfigInterface $config |
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* @param \Risan\OAuth1\Signature\SignerInterface $signer |
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* @param \Risan\OAuth1\Request\NonceGeneratorInterface $nonceGenerator |
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*/ |
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public function __construct(ConfigInterface $config, SignerInterface $signer, NonceGeneratorInterface $nonceGenerator) |
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{ |
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$this->config = $config; |
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$this->signer = $signer; |
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$this->nonceGenerator = $nonceGenerator; |
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if ($this->signer instanceof KeyBasedSignerInterface) { |
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$this->signer->setClientCredentials($config->getClientCredentials()); |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getConfig() |
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{ |
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return $this->config; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getSigner() |
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{ |
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return $this->signer; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getNonceGenerator() |
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{ |
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return $this->nonceGenerator; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getCurrentTimestamp() |
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{ |
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return (new DateTime)->getTimestamp(); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getTemporaryCredentialsUrl() |
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{ |
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return $this->config->getTemporaryCredentialsUrl(); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getTemporaryCredentialsAuthorizationHeader() |
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{ |
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$parameters = $this->getBaseProtocolParameters(); |
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if ($this->config->hasCallbackUri()) { |
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$parameters['oauth_callback'] = $this->config->getCallbackUri(); |
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} |
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$this->addSignatureParameter($parameters, $this->getTemporaryCredentialsUrl(), 'POST'); |
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return $this->normalizeProtocolParameters($parameters); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function buildAuthorizationUrl(TemporaryCredentials $temporaryCredentials) |
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{ |
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return $this->appendQueryParametersToUri($this->config->getAuthorizationUrl(), [ |
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'oauth_token' => $temporaryCredentials->getIdentifier(), |
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]); |
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} |
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/** |
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* Get base protocol parameters for the authorization header. |
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* |
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* @return array |
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*/ |
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public function getBaseProtocolParameters() |
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{ |
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return [ |
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'oauth_consumer_key' => $this->config->getClientCredentialsIdentifier(), |
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'oauth_nonce' => $this->nonceGenerator->generate(), |
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'oauth_signature_method' => $this->signer->getMethod(), |
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'oauth_timestamp' => "{$this->getCurrentTimestamp()}", |
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'oauth_version' => '1.0', |
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]; |
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} |
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/** |
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* Add signature parameter to the given protocol parameters. |
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* |
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* @param array &$parameters |
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* @param string $uri |
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* @param string $httpMethod |
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*/ |
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public function addSignatureParameter(array &$parameters, $uri, $httpMethod = 'POST') |
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{ |
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$parameters['oauth_signature'] = $this->signer->sign($uri, $parameters, $httpMethod); |
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return $parameters; |
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} |
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/** |
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* Append query parameters to URI. |
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* |
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* @param string $uri |
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* @param array $parameters |
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* @return string |
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*/ |
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public function appendQueryParametersToUri($uri, array $parameters) |
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{ |
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$uri = new Uri($uri); |
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parse_str($uri->getQuery(), $queryParameters); |
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$mergedParameters = array_merge($queryParameters, $parameters); |
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return (string) $uri->withQuery(http_build_query($mergedParameters)); |
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} |
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/** |
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* Normalize protocol parameters to be used as authorization header. |
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* |
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* @param array $parameters |
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* @return string |
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*/ |
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public function normalizeProtocolParameters(array $parameters) |
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{ |
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array_walk($parameters, function (&$value, $key) { |
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$value = rawurlencode($key) . '="' . rawurlencode($value) . '"'; |
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}); |
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return 'OAuth ' . implode(', ', $parameters); |
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} |
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} |
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risan /
oauth1
