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Code Issues Releases Wiki Activity

Facebook bridge mostly working again with new OAuth 2.0 flow

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This commit is contained in:
Zach Copley 2011-09-26 05:32:19 +00:00
parent 118e84be19
commit 634fb64c11
4 changed files with 147 additions and 95 deletions
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23
plugins/FacebookBridge/FacebookBridgePlugin.php
View File

@ -1,7 +1,7 @@
<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
* Copyright (C) 2010-2011, StatusNet, Inc.
*
* A plugin for integrating Facebook with StatusNet. Includes single-sign-on
* and publishing notices to Facebook using Facebook's Graph API.
@ -21,7 +21,7 @@
* 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 Pugin
* @category Plugin
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @copyright 2011 StatusNet, Inc.
@ -41,7 +41,7 @@ define("FACEBOOK_SERVICE", 2);
* @category Plugin
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @copyright 2010 StatusNet, Inc.
* @copyright 2010-2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
@ -108,6 +108,7 @@ class FacebookBridgePlugin extends Plugin
switch ($cls)
{
case 'Facebook': // Facebook PHP SDK
include_once $dir . '/extlib/base_facebook.php';
include_once $dir . '/extlib/facebook.php';
return false;
case 'FacebookloginAction':
@ -351,26 +352,26 @@ class FacebookBridgePlugin extends Plugin
$action->script('https://connect.facebook.net/en_US/all.js');
$script = <<<ENDOFSCRIPT
FB.init({appId: %1\$s, session: %2\$s, status: true, cookie: true, xfbml: true});
FB.init({appId: %1\$s, status: true, cookie: true, xfbml: true, oauth: true});
$('#facebook_button').bind('click', function(event) {
event.preventDefault();
FB.login(function(response) {
if (response.session && response.perms) {
window.location.href = '%3\$s';
if (response.authResponse) {
window.location.href = '%2\$s';
} else {
// NOP (user cancelled login)
}
}, {perms:'read_stream,publish_stream,offline_access,user_status,user_location,user_website,email'});
}, {scope:'read_stream,publish_stream,offline_access,user_status,user_location,user_website,email'});
});
ENDOFSCRIPT;
$action->inlineScript(
sprintf($script,
sprintf(
$script,
json_encode($this->facebook->getAppId()),
json_encode($this->facebook->getSession()),
common_local_url('facebookfinishlogin')
)
);
@ -385,18 +386,16 @@ ENDOFSCRIPT;
function onEndLogout($action)
{
if ($this->hasApplication()) {
$session = $this->facebook->getSession();
//$session = $this->facebook->getSession();
$fbuser = null;
$fbuid = null;
if ($session) {
try {
$fbuid = $this->facebook->getUser();
$fbuser = $this->facebook->api('/me');
} catch (FacebookApiException $e) {
common_log(LOG_ERROR, $e, __FILE__);
}
}
if (!empty($fbuser)) {

190
plugins/FacebookBridge/actions/facebookfinishlogin.php
View File

@ -22,7 +22,7 @@
* @category Plugin
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @copyright 2010 StatusNet, Inc.
* @copyright 2010-2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
@ -33,39 +33,43 @@ if (!defined('STATUSNET')) {
class FacebookfinishloginAction extends Action
{
private $facebook = null; // Facebook client
private $fbuid = null; // Facebook user ID
private $fbuser = null; // Facebook user object (JSON)
private $fbuid = null; // Facebook user ID
private $fbuser = null; // Facebook user object (JSON)
private $accessToken = null; // Access token provided by Facebook JS API
function prepare($args) {
parent::prepare($args);
$this->facebook = new Facebook(
array(
'appId' => common_config('facebook', 'appid'),
'secret' => common_config('facebook', 'secret'),
'cookie' => true,
// Check cookie for a valid access_token
$cookie = $this->get_facebook_cookie(
common_config('facebook', 'appid'),
common_config('facebook', 'secret')
);
$this->accessToken = $cookie['access_token'];
common_debug("cookie = " . var_export($cookie, true));
$this->fbuser = json_decode(
file_get_contents(
'https://graph.facebook.com/me?access_token='
. $this->accessToken
)
);
// Check for a Facebook user session
$session = $this->facebook->getSession();
$me = null;
if ($session) {
try {
$this->fbuid = $this->facebook->getUser();
$this->fbuser = $this->facebook->api('/me');
} catch (FacebookApiException $e) {
common_log(LOG_ERROR, $e, __FILE__);
}
}
if (!empty($this->fbuser)) {
$this->fbuid = $this->fbuser->id;
common_debug("fbuser = " . var_export($this->fbuser, true));
common_debug("fbuid = " . $this->fbuid);
// OKAY, all is well... proceed to register
common_debug("Found a valid Facebook user.", __FILE__);
return true;
} else {
// This shouldn't happen in the regular course of things
@ -88,7 +92,28 @@ class FacebookfinishloginAction extends Action
);
}
return true;
return false;
}
function get_facebook_cookie($app_id, $app_secret) {
$args = array();
parse_str(trim($_COOKIE['fbs_' . $app_id], '\\"'), $args);
ksort($args);
$payload = '';
foreach ($args as $key => $value) {
if ($key != 'sig') {
$payload .= $key . '=' . $value;
}
}
if (md5($payload . $app_secret) != $args['sig']) {
return null;
}
return $args;
}
function handle($args)
@ -97,34 +122,14 @@ class FacebookfinishloginAction extends Action
if (common_is_real_login()) {
// User is already logged in, are her accounts already linked?
// This will throw a client exception if the user already
// has some sort of foreign_link to Facebook.
$flink = Foreign_link::getByForeignID($this->fbuid, FACEBOOK_SERVICE);
$this->checkForExistingLink();
if (!empty($flink)) {
// Possibly reconnect an existing account
// User already has a linked Facebook account and shouldn't be here!
common_debug(
sprintf(
'There\'s already a local user %d linked with Facebook user %s.',
$flink->user_id,
$this->fbuid
)
);
$this->clientError(
// TRANS: Client error displayed when trying to connect to a Facebook account that is already linked
// TRANS: in the same StatusNet site.
_m('There is already a local account linked with that Facebook account.')
);
} else {
// Possibly reconnect an existing account
$this->connectUser();
}
$this->connectUser();
} else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$this->handlePost();
@ -133,6 +138,58 @@ class FacebookfinishloginAction extends Action
}
}
function checkForExistingLink() {
// User is already logged in, are her accounts already linked?
$flink = Foreign_link::getByForeignID($this->fbuid, FACEBOOK_SERVICE);
if (!empty($flink)) {
// User already has a linked Facebook account and shouldn't be here!
common_debug(
sprintf(
'There\'s already a local user %d linked with Facebook user %s.',
$flink->user_id,
$this->fbuid
)
);
$this->clientError(
// TRANS: Client error displayed when trying to connect to a Facebook account that is already linked
// TRANS: in the same StatusNet site.
_m('There is already a local account linked with that Facebook account.')
);
return;
}
$cur = common_current_user();
$flink = Foreign_link::getByUserID($cur->id, FACEBOOK_SERVICE);
if (!empty($flink)) {
// There's already a local user linked to this Facebook account.
common_debug(
sprintf(
'There\'s already a local user %d linked with Facebook user %s.',
$cur->id,
$this->fbuid
)
);
$this->clientError(
// TRANS: Client error displayed when trying to connect to a Facebook account that is already linked
// TRANS: in the same StatusNet site.
_m('There is already a local account linked with that Facebook account.')
);
return;
}
}
function handlePost()
{
$token = $this->trimmed('token');
@ -365,19 +422,19 @@ class FacebookfinishloginAction extends Action
}
$args = array(
'nickname' => $nickname,
'fullname' => $this->fbuser['first_name']
. ' ' . $this->fbuser['last_name'],
'homepage' => $this->fbuser['website'],
'bio' => $this->fbuser['about'],
'location' => $this->fbuser['location']['name']
'nickname' => $nickname,
'fullname' => $this->fbuser->name,
'homepage' => $this->fbuser->website,
'location' => $this->fbuser->location->name
);
// It's possible that the email address is already in our
// DB. It's a unique key, so we need to check
if ($this->isNewEmail($this->fbuser['email'])) {
$args['email'] = $this->fbuser['email'];
$args['email_confirmed'] = true;
if ($this->isNewEmail($this->fbuser->email)) {
$args['email'] = $this->fbuser->email;
if (isset($this->fuser->verified) && $this->fuser->verified == true) {
$args['email_confirmed'] = true;
}
}
if (!empty($invite)) {
@ -407,7 +464,7 @@ class FacebookfinishloginAction extends Action
'Registered new user %s (%d) from Facebook user %s, (fbuid %d)',
$user->nickname,
$user->id,
$this->fbuser['name'],
$this->fbuser->name,
$this->fbuid
),
__FILE__
@ -474,7 +531,7 @@ class FacebookfinishloginAction extends Action
. '%s (fbuid %d), filename = %s',
$user->nickname,
$user->id,
$this->fbuser['name'],
$this->fbuser->name,
$this->fbuid,
$filename
),
@ -537,7 +594,7 @@ class FacebookfinishloginAction extends Action
common_debug(
sprintf(
'Connected Facebook user %s (fbuid %d) to local user %s (%d)',
$this->fbuser['name'],
$this->fbuser->name,
$this->fbuid,
$user->nickname,
$user->id
@ -616,7 +673,7 @@ class FacebookfinishloginAction extends Action
$flink->service = FACEBOOK_SERVICE;
// Pull the access token from the Facebook cookies
$flink->credentials = $this->facebook->getAccessToken();
$flink->credentials = $this->accessToken;
$flink->created = common_sql_now();
@ -627,8 +684,8 @@ class FacebookfinishloginAction extends Action
function bestNewNickname()
{
if (!empty($this->fbuser['name'])) {
$nickname = $this->nicknamize($this->fbuser['name']);
if (!empty($this->fbuser->username)) {
$nickname = $this->nicknamize($this->fbuser->username);
if ($this->isNewNickname($nickname)) {
return $nickname;
}
@ -636,8 +693,7 @@ class FacebookfinishloginAction extends Action
// Try the full name
$fullname = trim($this->fbuser['first_name'] .
' ' . $this->fbuser['last_name']);
$fullname = $this->fbuser->name;
if (!empty($fullname)) {
$fullname = $this->nicknamize($fullname);
@ -694,10 +750,8 @@ class FacebookfinishloginAction extends Action
$result = User::staticGet('email', $email);
if (empty($result)) {
common_debug("XXXXXXXXXXXXXXXXXX We've never seen this email before!!!");
return true;
}
common_debug("XXXXXXXXXXXXXXXXXX dupe email address!!!!");
return false;
}

13
plugins/FacebookBridge/actions/facebooklogin.php
View File

@ -72,17 +72,16 @@ class FacebookloginAction extends Action
$facebook = Facebookclient::getFacebook();
$params = array(
'scope' => 'read_stream,publish_stream,offline_access,user_status,user_location,user_website,email',
'redirect_uri' => common_local_url('facebookfinishlogin')
);
// Degrade to plain link if JavaScript is not available
$this->elementStart(
'a',
array(
'href' => $facebook->getLoginUrl(
array(
'next' => common_local_url('facebookfinishlogin'),
'cancel' => common_local_url('facebooklogin'),
'req_perms' => 'read_stream,publish_stream,offline_access,user_status,user_location,user_website,email'
)
),
'href' => $facebook->getLoginUrl($params),
'id' => 'facebook_button'
)
);

16
plugins/FacebookBridge/lib/facebookclient.php
View File

@ -916,7 +916,7 @@ class Facebookclient
static function addFacebookUser($fbuser)
{
// remove any existing, possibly outdated, record
$luser = Foreign_user::getForeignUser($fbuser['id'], FACEBOOK_SERVICE);
$luser = Foreign_user::getForeignUser($fbuser->id, FACEBOOK_SERVICE);
if (!empty($luser)) {
@ -937,9 +937,9 @@ class Facebookclient
$fuser = new Foreign_user();
$fuser->nickname = $fbuser['name'];
$fuser->uri = $fbuser['link'];
$fuser->id = $fbuser['id'];
$fuser->nickname = $fbuser->username;
$fuser->uri = $fbuser->url;
$fuser->id = $fbuser->id;
$fuser->service = FACEBOOK_SERVICE;
$fuser->created = common_sql_now();
@ -950,8 +950,8 @@ class Facebookclient
LOG_WARNING,
sprintf(
'Failed to add new Facebook user: %s, fbuid %d',
$fbuser['name'],
$fbuser['id']
$fbuser->username,
$fbuser->id
),
__FILE__
);
@ -962,8 +962,8 @@ class Facebookclient
LOG_INFO,
sprintf(
'Added new Facebook user: %s, fbuid %d',
$fbuser['name'],
$fbuser['id']
$fbuser->name,
$fbuser->id
),
__FILE__
);