From 28599fe652de514217e332382f7e5622cb68cc9f Mon Sep 17 00:00:00 2001
From: redmatrix <git@macgirvin.com>
Date: Sun, 20 Mar 2016 21:41:19 -0700
Subject: more federation work

---
 include/follow.php  | 48 +++++++++++++++++++-----------------------------
 include/network.php | 12 +++++++++---
 2 files changed, 28 insertions(+), 32 deletions(-)

diff --git a/include/follow.php b/include/follow.php
index e71b0c713..70e717cfc 100644
--- a/include/follow.php
+++ b/include/follow.php
@@ -134,26 +134,29 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 		$their_perms = 0;
 		$xchan_hash = '';
 
-
 		$r = q("select * from xchan where xchan_hash = '%s' or xchan_url = '%s' limit 1",
 			dbesc($url),
 			dbesc($url)
 		);
 
-
 		if(! $r) {
 			// attempt network auto-discovery
-			if(strpos($url,'@') && (! $is_http)) {
-				$d = discover_by_webbie($url);
-			}
-			elseif($is_http) {
-				if(get_config('system','feed_contacts'))
+
+			$d = discover_by_webbie($url);
+
+			if((! $d) && ($is_http)) {
+
+				// try RSS discovery
+
+				if(get_config('system','feed_contacts')) {
 					$d = discover_by_url($url);
+				}
 				else {
 					$result['message'] = t('Protocol disabled.');
 					return $result;
 				}
 			}
+
 			if($d) {
 				$r = q("select * from xchan where xchan_hash = '%s' or xchan_url = '%s' limit 1",
 					dbesc($url),
@@ -161,6 +164,9 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 				);
 			}
 		}
+
+		// if discovery was a success we should have an xchan record in $r
+
 		if($r) {
 			$xchan = $r[0];
 			$xchan_hash = $r[0]['xchan_hash'];
@@ -187,28 +193,13 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 	}
 	$singleton = intval($x['singleton']);
 
-	if((local_channel()) && $uid == local_channel()) {
-		$aid = get_account_id();
-		$hash = get_observer_hash();
-		$ch = $a->get_channel();
-		$default_group = $ch['channel_default_group'];
-	}
-	else {
-		$r = q("select * from channel where channel_id = %d limit 1",
-			intval($uid)
-		);
-		if(! $r) {
-			$result['message'] = t('local account not found.');
-			return $result;
-		}
-		$aid = $r[0]['channel_account_id'];
-		$hash = $r[0]['channel_hash'];			
-		$default_group = $r[0]['channel_default_group'];
-	}
-
+	$aid = $channel['channel_account_id'];
+	$hash = get_observer_hash();
+	$default_group = $channel['channel_default_group'];
 
-	if($is_http) {
+	if($xchan['xchan_network'] === 'rss') {
 
+		// check service class feed limits
 
 		$r = q("select count(*) as total from abook where abook_account = %d and abook_feed = 1 ",
 			intval($aid)
@@ -232,7 +223,6 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 		intval($uid)
 	);
 
-
 	if($r) {
 		$abook_instance = $r[0]['abook_instance'];
 
@@ -282,7 +272,7 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 		proc_run('php', 'include/notifier.php', 'permission_create', $result['abook']['abook_id']);
 	}
 
-	$arr = array('channel_id' => $uid, 'abook' => $result['abook']);
+	$arr = array('channel_id' => $uid, 'channel' => $channel, 'abook' => $result['abook']);
 
 	call_hooks('follow', $arr);
 
diff --git a/include/network.php b/include/network.php
index 7d41a7eb7..b0bf628ba 100644
--- a/include/network.php
+++ b/include/network.php
@@ -1113,8 +1113,7 @@ function discover_by_webbie($webbie) {
 		}
 	}
 
-
-	logger('webfing: ' . print_r($x,true));
+	logger('webfing: ' . print_r($x,true), LOGGER_DATA, LOG_INFO);
 
 	$arr = array('address' => $webbie, 'success' => false, 'webfinger' => $x);
 	call_hooks('discover_channel_webfinger', $arr);
@@ -1131,6 +1130,13 @@ function discover_by_webbie($webbie) {
 		$k = z_fetch_url($atom_feed);
 		if($k['success'])
 			$feed_meta = feed_meta($k['body']);
+
+		// stash any discovered pubsubhubbub hubs in case we need to follow them
+		// this will save an expensive lookup later
+
+		if($feed_meta['hubs'])
+			set_xconfig($addr,'system','push_hubs',$feed_meta['hubs']);
+
 		if($feed_meta && $feed_meta['author']) {
 			$r = q("select * from xchan where xchan_hash = '%s' limit 1",
 				dbesc($addr)
@@ -1156,7 +1162,7 @@ function discover_by_webbie($webbie) {
 					dbescdate(datetime_convert())
 				);
 			}
-
+			
 			$r = q("select * from hubloc where hubloc_hash = '%s' limit 1",
 				dbesc($addr)
 			);
-- 
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