/**
* Sign the request using OAuth. This uses the consumer token and key
*
* @param string $method the method (get/put/delete/post)
* @param string $url the url to sign (http://site/social/rest/people/1/@me)
* @param array $params the params that should be appended to the url (count=20 fields=foo, etc)
* @param string $postBody for POST/PUT requests, the postBody is included in the signature
* @return string the signed url
*/
public function sign(apiHttpRequest $request)
{
// add the developer key to the request before signing it
if ($this->developerKey) {
$request->setUrl($request->getUrl() . (strpos($request->getUrl(), '?') === false ? '?' : '&') . 'key=' . urlencode($this->developerKey));
}
// and sign the request
$oauthRequest = apiClientOAuthRequest::from_request($request->getMethod(), $request->getBaseUrl(), $request->getQueryParams());
$params = $this->mergeParameters($request->getQueryParams());
foreach ($params as $key => $val) {
if (is_array($val)) {
$val = implode(',', $val);
}
$oauthRequest->set_parameter($key, $val);
}
$oauthRequest->sign_request($this->signatureMethod, $this->consumerToken, $this->accessToken);
$authHeaders = $oauthRequest->to_header();
$headers = $request->getHeaders();
$headers[] = $authHeaders;
$request->setHeaders($headers);
// and add the access token key to it (since it doesn't include the secret, it's still secure to store this in cache)
$request->accessKey = $this->accessToken->key;
return $request;
}
/**
* pretty much a helper function to set up the request
*/
public static function from_consumer_and_token($consumer, $token, $http_method, $http_url, $parameters = NULL)
{
@$parameters or $parameters = array();
$defaults = array("oauth_version" => apiClientOAuthRequest::$version, "oauth_nonce" => apiClientOAuthRequest::generate_nonce(), "oauth_timestamp" => apiClientOAuthRequest::generate_timestamp(), "oauth_consumer_key" => $consumer->key);
$parameters = array_merge($defaults, $parameters);
if ($token) {
$parameters['oauth_token'] = $token->key;
}
// oauth v1.0a
/*if (isset($_REQUEST['oauth_verifier'])) {
$parameters['oauth_verifier'] = $_REQUEST['oauth_verifier'];
}*/
return new apiClientOAuthRequest($http_method, $http_url, $parameters);
}