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-rw-r--r--actions/twitterauthorization.php174
1 files changed, 120 insertions, 54 deletions
diff --git a/actions/twitterauthorization.php b/actions/twitterauthorization.php
index 2390034cd..cf27d69cf 100644
--- a/actions/twitterauthorization.php
+++ b/actions/twitterauthorization.php
@@ -19,7 +19,7 @@
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
- * @category TwitterauthorizationAction
+ * @category Twitter
* @package Laconica
* @author Zach Copely <zach@controlyourself.ca>
* @copyright 2009 Control Yourself, Inc.
@@ -31,9 +31,31 @@ if (!defined('LACONICA')) {
exit(1);
}
+/**
+ * Class for doing OAuth authentication against Twitter
+ *
+ * Peforms the OAuth "dance" between Laconica and Twitter -- requests a token,
+ * authorizes it, and exchanges it for an access token. It also creates a link
+ * (Foreign_link) between the Laconica user and Twitter user and stores the
+ * access token and secret in the link.
+ *
+ * @category Twitter
+ * @package Laconica
+ * @author Zach Copley <zach@controlyourself.ca>
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
+ *
+ */
class TwitterauthorizationAction extends Action
{
+ /**
+ * Initialize class members. Looks for 'oauth_token' parameter.
+ *
+ * @param array $args misc. arguments
+ *
+ * @return boolean true
+ */
function prepare($args)
{
parent::prepare($args);
@@ -43,6 +65,13 @@ class TwitterauthorizationAction extends Action
return true;
}
+ /**
+ * Handler method
+ *
+ * @param array $args is ignored since it's now passed in in prepare()
+ *
+ * @return nothing
+ */
function handle($args)
{
parent::handle($args);
@@ -51,7 +80,7 @@ class TwitterauthorizationAction extends Action
$this->clientError(_('Not logged in.'), 403);
}
- $user = common_current_user();
+ $user = common_current_user();
$flink = Foreign_link::getByUserID($user->id, TWITTER_SERVICE);
// If there's already a foreign link record, it means we already
@@ -66,88 +95,125 @@ class TwitterauthorizationAction extends Action
// process
if (empty($this->oauth_token)) {
+ $this->authorizeRequestToken();
+ } else {
+ $this->saveAccessToken();
+ }
+ }
- try {
+ /**
+ * Asks Twitter for a request token, and then redirects to Twitter
+ * to authorize it.
+ *
+ * @return nothing
+ */
+ function authorizeRequestToken()
+ {
+ try {
- // Get a new request token and authorize it
+ // Get a new request token and authorize it
- $client = new TwitterOAuthClient();
- $req_tok = $client->getRequestToken();
+ $client = new TwitterOAuthClient();
+ $req_tok = $client->getRequestToken();
- // Sock the request token away in the session temporarily
+ // Sock the request token away in the session temporarily
- $_SESSION['twitter_request_token'] = $req_tok->key;
- $_SESSION['twitter_request_token_secret'] = $req_tok->key;
+ $_SESSION['twitter_request_token'] = $req_tok->key;
+ $_SESSION['twitter_request_token_secret'] = $req_tok->key;
- $auth_link = $client->getAuthorizeLink($req_tok);
-
- } catch (TwitterOAuthClientException $e) {
- $msg = sprintf('OAuth client cURL error - code: %1s, msg: %2s',
- $e->getCode(), $e->getMessage());
- $this->serverError(_('Couldn\'t link your Twitter account.'));
- }
+ $auth_link = $client->getAuthorizeLink($req_tok);
- common_redirect($auth_link);
+ } catch (TwitterOAuthClientException $e) {
+ $msg = sprintf('OAuth client cURL error - code: %1s, msg: %2s',
+ $e->getCode(), $e->getMessage());
+ $this->serverError(_('Couldn\'t link your Twitter account.'));
+ }
- } else {
+ common_redirect($auth_link);
+ }
- // Check to make sure Twitter returned the same request
- // token we sent them
+ /**
+ * Called when Twitter returns an authorized request token. Exchanges
+ * it for an access token and stores it.
+ *
+ * @return nothing
+ */
+ function saveAccessToken()
+ {
- if ($_SESSION['twitter_request_token'] != $this->oauth_token) {
- $this->serverError(_('Couldn\'t link your Twitter account.'));
- }
+ // Check to make sure Twitter returned the same request
+ // token we sent them
- try {
+ if ($_SESSION['twitter_request_token'] != $this->oauth_token) {
+ $this->serverError(_('Couldn\'t link your Twitter account.'));
+ }
- $client = new TwitterOAuthClient($_SESSION['twitter_request_token'],
- $_SESSION['twitter_request_token_secret']);
+ try {
- // Exchange the request token for an access token
+ $client = new TwitterOAuthClient($_SESSION['twitter_request_token'],
+ $_SESSION['twitter_request_token_secret']);
- $atok = $client->getAccessToken();
+ // Exchange the request token for an access token
- // Save the access token and Twitter user info
+ $atok = $client->getAccessToken();
- $client = new TwitterOAuthClient($atok->key, $atok->secret);
+ // Test the access token and get the user's Twitter info
- $twitter_user = $client->verify_credentials();
+ $client = new TwitterOAuthClient($atok->key, $atok->secret);
+ $twitter_user = $client->verify_credentials();
- } catch (OAuthClientException $e) {
- $msg = sprintf('OAuth client cURL error - code: %1s, msg: %2s',
+ } catch (OAuthClientException $e) {
+ $msg = sprintf('OAuth client cURL error - code: %1$s, msg: %2$s',
$e->getCode(), $e->getMessage());
- $this->serverError(_('Couldn\'t link your Twitter account.'));
- }
+ $this->serverError(_('Couldn\'t link your Twitter account.'));
+ }
- $user = common_current_user();
+ // Save the access token and Twitter user info
- $flink = new Foreign_link();
+ $this->saveForeignLink($atok, $twitter_user);
- $flink->user_id = $user->id;
- $flink->foreign_id = $twitter_user->id;
- $flink->service = TWITTER_SERVICE;
- $flink->token = $atok->key;
- $flink->credentials = $atok->secret;
- $flink->created = common_sql_now();
+ // Clean up the the mess we made in the session
- $flink->set_flags(true, false, false, false);
+ unset($_SESSION['twitter_request_token']);
+ unset($_SESSION['twitter_request_token_secret']);
- $flink_id = $flink->insert();
+ common_redirect(common_local_url('twittersettings'));
+ }
- if (empty($flink_id)) {
- common_log_db_error($flink, 'INSERT', __FILE__);
- $this->serverError(_('Couldn\'t link your Twitter account.'));
- }
+ /**
+ * Saves a Foreign_link between Twitter user and local user,
+ * which includes the access token and secret.
+ *
+ * @param OAuthToken $access_token the access token to save
+ * @param mixed $twitter_user twitter API user object
+ *
+ * @return nothing
+ */
+ function saveForeignLink($access_token, $twitter_user)
+ {
+ $user = common_current_user();
- save_twitter_user($twitter_user->id, $twitter_user->screen_name);
+ $flink = new Foreign_link();
- // clean up the the mess we made in the session
+ $flink->user_id = $user->id;
+ $flink->foreign_id = $twitter_user->id;
+ $flink->service = TWITTER_SERVICE;
+ $flink->token = $access_token->key;
+ $flink->credentials = $access_token->secret;
+ $flink->created = common_sql_now();
- unset($_SESSION['twitter_request_token']);
- unset($_SESSION['twitter_request_token_secret']);
+ // Defaults: noticesync on, everything else off
- common_redirect(common_local_url('twittersettings'));
+ $flink->set_flags(true, false, false, false);
+
+ $flink_id = $flink->insert();
+
+ if (empty($flink_id)) {
+ common_log_db_error($flink, 'INSERT', __FILE__);
+ $this->serverError(_('Couldn\'t link your Twitter account.'));
}
+
+ save_twitter_user($twitter_user->id, $twitter_user->screen_name);
}
}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-01 10:25:22 +0000