/**
* @param string $endpoint endpoint
* @param array $parameters parameters
*/
protected function addOAuthParameters($endpoint, array &$parameters)
{
$accessToken = $this->metadata->getAccessToken();
$accessTokenSecret = $this->metadata->getAccessTokenSecret();
if (empty($accessToken) || empty($accessTokenSecret)) {
throw new \LogicException('Cannot access this resource without oauth authentication.');
}
$parameters['oauth_consumer_key'] = $this->metadata->getApiKey();
$parameters['oauth_timestamp'] = time();
$parameters['oauth_nonce'] = md5(uniqid(rand(), true));
$parameters['oauth_signature_method'] = "HMAC-SHA1";
$parameters['oauth_version'] = "1.0";
$parameters['oauth_token'] = $accessToken;
$parameters['oauth_signature'] = $this->buildOAuthSignature($endpoint, $parameters);
}
/**
* @param string $service
* @param array $parameters
* @param string $endpoint
*
* @return array
*/
private function buildParams($service, array $parameters, &$endpoint)
{
if (null === $endpoint) {
$endpoint = $this->metadata->getEndpoint();
}
$default = array('api_key' => $this->metadata->getApiKey(), 'format' => 'rest');
if ($service) {
$default['method'] = $service;
}
$parameters = array_merge($default, $parameters);
$parameters = array_filter($parameters, function ($value) {
return null !== $value;
});
$parameters['api_sig'] = $this->buildSignature($parameters);
$this->addOAuthParameters($endpoint, $parameters);
return $parameters;
}