Upgrade Twitter bridge to use OAuth 1.0a. It's more secure, and allows
us to automatically send in a callback url instead of having to manually configure one for each StatusNet instance.
This commit is contained in:
Zach Copley
parent
2e1e614abe
commit
d4f6235d7b
@ -91,19 +91,46 @@ class OAuthClient
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* Gets a request token from the given url
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*
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* @param string $url OAuth endpoint for grabbing request tokens
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* @param string $callback authorized request token callback
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*
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* @return OAuthToken $token the request token
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*/
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function getRequestToken($url)
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function getRequestToken($url, $callback = null)
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{
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$response = $this->oAuthGet($url);
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$params = null;
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if (!is_null($callback)) {
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$params['oauth_callback'] = $callback;
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}
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$response = $this->oAuthGet($url, $params);
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$arr = array();
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parse_str($response, $arr);
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if (isset($arr['oauth_token']) && isset($arr['oauth_token_secret'])) {
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$token = new OAuthToken($arr['oauth_token'], @$arr['oauth_token_secret']);
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$token = $arr['oauth_token'];
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$secret = $arr['oauth_token_secret'];
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$confirm = $arr['oauth_callback_confirmed'];
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if (isset($token) && isset($secret)) {
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$token = new OAuthToken($token, $secret);
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if (isset($confirm)) {
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if ($confirm == 'true') {
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common_debug('Twitter bridge - callback confirmed.');
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return $token;
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} else {
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throw new OAuthClientException();
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throw new OAuthClientException(
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'Callback was not confirmed by Twitter.'
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);
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}
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}
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return $token;
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} else {
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throw new OAuthClientException(
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'Could not get a request token from Twitter.'
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);
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}
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}
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@ -113,19 +140,14 @@ class OAuthClient
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*
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* @param string $url endpoint for authorizing request tokens
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* @param OAuthToken $request_token the request token to be authorized
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* @param string $oauth_callback optional callback url
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*
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* @return string $authorize_url the url to redirect to
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*/
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function getAuthorizeLink($url, $request_token, $oauth_callback = null)
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function getAuthorizeLink($url, $request_token)
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{
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$authorize_url = $url . '?oauth_token=' .
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$request_token->key;
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if (isset($oauth_callback)) {
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$authorize_url .= '&oauth_callback=' . urlencode($oauth_callback);
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}
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return $authorize_url;
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}
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@ -134,28 +156,48 @@ class OAuthClient
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*
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* @param string $url OAuth endpoint for exchanging authorized request tokens
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* for access tokens
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* @param string $verifier 1.0a verifier
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*
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* @return OAuthToken $token the access token
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*/
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function getAccessToken($url)
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function getAccessToken($url, $verifier = null)
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{
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$response = $this->oAuthPost($url);
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parse_str($response);
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$token = new OAuthToken($oauth_token, $oauth_token_secret);
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$params = array();
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if (!is_null($verifier)) {
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$params['oauth_verifier'] = $verifier;
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}
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$response = $this->oAuthPost($url, $params);
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$arr = array();
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parse_str($response, $arr);
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$token = $arr['oauth_token'];
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$secret = $arr['oauth_token_secret'];
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if (isset($token) && isset($secret)) {
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$token = new OAuthToken($token, $secret);
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return $token;
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} else {
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throw new OAuthClientException(
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'Could not get a access token from Twitter.'
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);
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}
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}
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/**
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* Use HTTP GET to make a signed OAuth request
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* Use HTTP GET to make a signed OAuth requesta
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*
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* @param string $url OAuth endpoint
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* @param string $url OAuth request token endpoint
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* @param array $params additional parameters
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*
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* @return mixed the request
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*/
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function oAuthGet($url)
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function oAuthGet($url, $params = null)
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{
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$request = OAuthRequest::from_consumer_and_token($this->consumer,
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$this->token, 'GET', $url, null);
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$this->token, 'GET', $url, $params);
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$request->sign_request($this->sha1_method,
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$this->consumer, $this->token);
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@ -56,6 +56,7 @@ class TwitterauthorizationAction extends Action
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var $tw_fields = null;
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var $access_token = null;
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var $signin = null;
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var $verifier = null;
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/**
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* Initialize class members. Looks for 'oauth_token' parameter.
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@ -70,6 +71,7 @@ class TwitterauthorizationAction extends Action
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$this->signin = $this->boolean('signin');
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$this->oauth_token = $this->arg('oauth_token');
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$this->verifier = $this->arg('oauth_verifier');
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return true;
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}
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@ -160,8 +162,7 @@ class TwitterauthorizationAction extends Action
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// Get a new request token and authorize it
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$client = new TwitterOAuthClient();
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$req_tok =
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$client->getRequestToken(TwitterOAuthClient::$requestTokenURL);
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$req_tok = $client->getRequestToken();
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// Sock the request token away in the session temporarily
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@ -171,7 +172,7 @@ class TwitterauthorizationAction extends Action
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$auth_link = $client->getAuthorizeLink($req_tok, $this->signin);
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} catch (OAuthClientException $e) {
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$msg = sprintf('OAuth client cURL error - code: %1s, msg: %2s',
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$msg = sprintf('OAuth client error - code: %1s, msg: %2s',
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$e->getCode(), $e->getMessage());
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$this->serverError(_m('Couldn\'t link your Twitter account.'));
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}
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@ -187,7 +188,6 @@ class TwitterauthorizationAction extends Action
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*/
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function saveAccessToken()
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{
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// Check to make sure Twitter returned the same request
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// token we sent them
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@ -204,7 +204,7 @@ class TwitterauthorizationAction extends Action
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// Exchange the request token for an access token
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$atok = $client->getAccessToken(TwitterOAuthClient::$accessTokenURL);
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$atok = $client->getAccessToken($this->verifier);
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// Test the access token and get the user's Twitter info
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@ -91,6 +91,19 @@ class TwitterOAuthClient extends OAuthClient
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}
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}
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/**
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* Gets a request token from Twitter
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*
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* @return OAuthToken $token the request token
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*/
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function getRequestToken()
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{
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return parent::getRequestToken(
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self::$requestTokenURL,
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common_local_url('twitterauthorization')
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);
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}
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/**
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* Builds a link to Twitter's endpoint for authorizing a request token
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*
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@ -107,6 +120,21 @@ class TwitterOAuthClient extends OAuthClient
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common_local_url('twitterauthorization'));
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}
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/**
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* Fetches an access token from Twitter
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*
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* @param string $verifier 1.0a verifier
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*
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* @return OAuthToken $token the access token
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*/
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function getAccessToken($verifier = null)
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{
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return parent::getAccessToken(
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self::$accessTokenURL,
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$verifier
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);
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}
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/**
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* Calls Twitter's /account/verify_credentials API method
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*
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