From 8ddb25e1a71b219e06120713be4adc50639202d0 Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@prodromou.name>
Date: Fri, 6 Jun 2008 12:22:26 -0400
Subject: move notice-posting stuff from util.php to omb.php

darcs-hash:20080606162226-84dde-a794aede95d78913a21e7e2180d7d04cc47789f0.gz
---
 lib/omb.php | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

(limited to 'lib/omb.php')

diff --git a/lib/omb.php b/lib/omb.php
index 7c7a21cc8..89d0afa9e 100644
--- a/lib/omb.php
+++ b/lib/omb.php
@@ -110,3 +110,63 @@ function omb_local_id($service) {
 	return $service->parser->content($el);
 }
 	
+function omb_broadcast_remote_subscribers($notice) {
+	# First, get remote users subscribed to this profile
+	$sub = new Subscription();
+	$sub->subscribed = $notice->profile_id;
+	$rp = new Remote_profile();
+	$sub->addJoin($rp, 'INNER', NULL, 'subscriber');
+	if ($sub->find()) {
+		$posted = array();
+		while ($sub->fetch()) {
+			if (!$posted[$rp->postnoticeurl]) {
+				if (omb_post_notice($notice, $rp, $sub)) {
+					$posted[$rp->postnoticeurl] = TRUE;
+				}
+			}
+		}
+	}
+}
+
+function omb_post_notice($notice, $remote_profile, $subscription) {
+	global $config; # for license URL
+	$user = User::staticGet('id', $notice->profile_id);
+	$con = omb_oauth_consumer();
+	$token = new OAuthToken($subscription->token, $subscription->secret);
+	$url = $remote_profile->postnoticeurl;
+	$parsed = parse_url($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_notice', $notice->uri);
+	$req->set_parameter('omb_notice_content', $notice->content);
+	$req->set_parameter('omb_notice_url', common_local_url('shownotice',
+														   array('notice' =>
+																 $notice->id)));
+	$req->set_parameter('omb_notice_license', $config['license']['url']);
+	$req->sign_request(omb_hmac_sha1(), $con, $tok);
+
+	# 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 == 403) { # not authorized, don't send again
+		$subscription->delete();
+		return false;
+	} else if ($result->status != 200) {
+		return false;
+	} else { # success!
+		parse_str($result->body, $return);
+		if ($return['omb_version'] == OMB_VERSION_01) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+}
-- 
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