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-rw-r--r--actions/remotesubscribe.php112
1 files changed, 56 insertions, 56 deletions
diff --git a/actions/remotesubscribe.php b/actions/remotesubscribe.php
index f3893e43f..b64655bbe 100644
--- a/actions/remotesubscribe.php
+++ b/actions/remotesubscribe.php
@@ -23,9 +23,9 @@ require_once(INSTALLDIR.'/lib/omb.php');
require_once('Auth/Yadis/Yadis.php');
class RemotesubscribeAction extends Action {
-
+
function handle($args) {
-
+
parent::handle($args);
if (common_logged_in()) {
@@ -54,32 +54,32 @@ class RemotesubscribeAction extends Action {
common_element_end('form');
common_show_footer();
}
-
+
function remote_subscription() {
$user = $this->get_user();
-
+
if (!$user) {
$this->show_form(_t('No such user!'));
return;
}
-
+
$profile = $this->trimmed('profile');
-
+
if (!$profile) {
$this->show_form(_t('No such user!'));
return;
}
-
+
if (!Validate::uri($profile, array('allowed_schemes' => array('http', 'https')))) {
$this->show_form(_t('Invalid profile URL (bad format)'));
return;
}
-
+
$fetcher = Auth_Yadis_Yadis::getHTTPFetcher();
$yadis = Auth_Yadis_Yadis::discover($profile, $fetcher);
common_debug('remotesubscribe.php: XRDS discovery failure? "'.$yadis->failed.'"');
-
+
if (!$yadis || $yadis->failed) {
$this->show_form(_t('Not a valid profile URL (no YADIS document).'));
return;
@@ -91,26 +91,26 @@ class RemotesubscribeAction extends Action {
$this->show_form(_t('Not a valid profile URL (no XRDS defined).'));
return;
}
-
+
common_debug('remotesubscribe.php: XRDS is "'.print_r($xrds,TRUE).'"');
$omb = $this->getOmb($xrds);
-
+
if (!$omb) {
$this->show_form(_t('Not a valid profile URL (incorrect services).'));
return;
}
-
+
list($token, $secret) = $this->request_token($omb);
-
+
if (!$token || !$secret) {
$this->show_form(_t('Couldn\'t get a request token.'));
return;
}
-
+
$this->request_authorization($user, $omb, $token, $secret);
}
-
+
function get_user() {
$user = NULL;
$nickname = $this->trimmed('nickname');
@@ -121,43 +121,43 @@ class RemotesubscribeAction extends Action {
}
function getOmb($xrds) {
-
+
static $omb_endpoints = array(OMB_ENDPOINT_UPDATEPROFILE, OMB_ENDPOINT_POSTNOTICE);
static $oauth_endpoints = array(OAUTH_ENDPOINT_REQUEST, OAUTH_ENDPOINT_AUTHORIZE,
OAUTH_ENDPOINT_ACCESS);
$omb = array();
# XXX: the following code could probably be refactored to eliminate dupes
-
+
common_debug('remotesubscribe.php - looking for oauth discovery service');
-
+
$oauth_services = $xrds->services(omb_service_filter(OAUTH_DISCOVERY));
-
+
if (!$oauth_services) {
common_debug('remotesubscribe.php - failed to find oauth discovery service');
return NULL;
}
$oauth_service = $oauth_services[0];
-
+
common_debug('remotesubscribe.php - looking for oauth discovery XRD');
-
+
$xrd = $this->getXRD($oauth_service, $xrds);
-
+
if (!$xrd) {
common_debug('remotesubscribe.php - failed to find oauth discovery XRD');
return NULL;
}
-
+
common_debug('remotesubscribe.php - adding OAuth services from XRD');
-
+
if (!$this->addServices($xrd, $oauth_endpoints, $omb)) {
common_debug('remotesubscribe.php - failed to add OAuth services');
return NULL;
}
common_debug('remotesubscribe.php - looking for OMB discovery service');
-
+
$omb_services = $xrds->services(omb_service_filter(OMB_NAMESPACE));
if (!$omb_services) {
@@ -166,35 +166,35 @@ class RemotesubscribeAction extends Action {
}
$omb_service = $omb_services[0];
-
+
common_debug('remotesubscribe.php - looking for OMB discovery XRD');
-
+
$xrd = $this->getXRD($omb_service, $xrds);
if (!$xrd) {
common_debug('remotesubscribe.php - failed to find OMB discovery XRD');
return NULL;
}
-
+
common_debug('remotesubscribe.php - adding OMB services from XRD');
-
+
if (!$this->addServices($xrd, $omb_endpoints, $omb)) {
common_debug('remotesubscribe.php - failed to add OMB services');
return NULL;
}
-
+
# XXX: check that we got all the services we needed
-
+
foreach (array_merge($omb_endpoints, $oauth_endpoints) as $type) {
if (!array_key_exists($type, $omb)) {
return NULL;
}
}
-
+
if (!omb_local_id($omb[OAUTH_ENDPOINT_REQUEST])) {
return NULL;
}
-
+
return $omb;
}
@@ -229,15 +229,15 @@ class RemotesubscribeAction extends Action {
}
return true;
}
-
+
function request_token($omb) {
$con = omb_oauth_consumer();
$url = omb_service_uri($omb[OAUTH_ENDPOINT_REQUEST]);
-
+
# XXX: Is this the right thing to do? Strip off GET params and make them
# POST params? Seems wrong to me.
-
+
$parsed = parse_url($url);
$params = array();
parse_str($parsed['query'], $params);
@@ -245,54 +245,54 @@ class RemotesubscribeAction extends Action {
$req = OAuthRequest::from_consumer_and_token($con, NULL, "POST", $url, $params);
$listener = omb_local_id($omb[OAUTH_ENDPOINT_REQUEST]);
-
+
if (!$listener) {
return NULL;
}
-
+
$req->set_parameter('omb_listener', $listener);
$req->set_parameter('omb_version', OMB_VERSION_01);
-
+
# XXX: test to see if endpoint accepts this signature method
$req->sign_request(omb_hmac_sha1(), $con, NULL);
-
+
# We re-use this tool's fetcher, since it's pretty good
-
+
$fetcher = Auth_Yadis_Yadis::getHTTPFetcher();
$result = $fetcher->post($req->get_normalized_http_url(),
$req->to_postdata());
-
+
if ($result->status != 200) {
return NULL;
}
parse_str($result->body, $return);
-
+
return array($return['oauth_token'], $return['oauth_token_secret']);
}
-
+
function request_authorization($user, $omb, $token, $secret) {
global $config; # for license URL
-
+
$con = omb_oauth_consumer();
$tok = new OAuthToken($token, $secret);
-
+
$url = omb_service_uri($omb[OAUTH_ENDPOINT_AUTHORIZE]);
-
+
# XXX: Is this the right thing to do? Strip off GET params and make them
# POST params? Seems wrong to me.
-
+
$parsed = parse_url($url);
$params = array();
parse_str($parsed['query'], $params);
$req = OAuthRequest::from_consumer_and_token($con, $tok, 'GET', $url, $params);
-
+
# We send over a ton of information. This lets the other
# server store info about our user, and it lets the current
# user decide if they really want to authorize the subscription.
-
+
$req->set_parameter('omb_version', OMB_VERSION_01);
$req->set_parameter('omb_listener', omb_local_id($omb[OAUTH_ENDPOINT_REQUEST]));
$req->set_parameter('omb_listenee', $user->uri);
@@ -318,24 +318,24 @@ class RemotesubscribeAction extends Action {
}
$nonce = $this->make_nonce();
-
+
$req->set_parameter('oauth_callback', common_local_url('finishremotesubscribe',
array('nonce' => $nonce)));
-
+
# XXX: test to see if endpoint accepts this signature method
$req->sign_request(omb_hmac_sha1(), $con, $tok);
-
+
# store all our info here
$omb['listenee'] = $user->nickname;
$omb['token'] = $token;
$omb['secret'] = $secret;
-
+
$_SESSION[$nonce] = $omb;
-
+
# Redirect to authorization service
-
+
common_redirect($req->to_url());
return;
}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-27 05:25:13 +0000