+function omb_update_profile($profile, $remote_profile, $subscription)
+{
+ $user = User::staticGet($profile->id);
+ $con = omb_oauth_consumer();
+ $token = new OAuthToken($subscription->token, $subscription->secret);
+ $url = $remote_profile->updateprofileurl;
+ $parsed = parse_url($url);
+ $params = array();
+ parse_str($parsed['query'], $params);
+ $req = OAuthRequest::from_consumer_and_token($con, $token,
+ "POST", $url, $params);
+ $req->set_parameter('omb_version', OMB_VERSION_01);
+ $req->set_parameter('omb_listenee', $user->uri);
+ $req->set_parameter('omb_listenee_profile', common_profile_url($profile->nickname));
+ $req->set_parameter('omb_listenee_nickname', $profile->nickname);
+
+ # We use blanks to force emptying any existing values in these optional fields
+
+ $req->set_parameter('omb_listenee_fullname',
+ ($profile->fullname) ? $profile->fullname : '');
+ $req->set_parameter('omb_listenee_homepage',
+ ($profile->homepage) ? $profile->homepage : '');
+ $req->set_parameter('omb_listenee_bio',
+ ($profile->bio) ? $profile->bio : '');
+ $req->set_parameter('omb_listenee_location',
+ ($profile->location) ? $profile->location : '');
+
+ $avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
+ $req->set_parameter('omb_listenee_avatar',
+ ($avatar) ? $avatar->url : '');
+
+ $req->sign_request(omb_hmac_sha1(), $con, $token);
+
+ # 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(),
+ $req->to_postdata(),
+ array('User-Agent: Laconica/' . LACONICA_VERSION));
+
+ if (empty($result) || !$result) {
+ common_debug("Unable to contact " . $req->get_normalized_http_url());
+ } else if ($result->status == 403) { # not authorized, don't send again
+ common_debug('403 result, deleting subscription', __FILE__);
+ $subscription->delete();
+ return false;
+ } else if ($result->status != 200) {
+ common_debug('Error status '.$result->status, __FILE__);
+ return false;
+ } else { # success!
+ parse_str($result->body, $return);
+ if (isset($return['omb_version']) && $return['omb_version'] === OMB_VERSION_01) {
+ return true;
+ } else {
+ return false;
+ }
+ }