Merge branch 'master', remote-tracking branch 'remotes/upstream/master'

* remotes/upstream/master:
  yet more work on notifications
  notification enhancements
  better handling of multiple notifications for same item, and old notifications

* master:

2 files changed, 25 insertions, 4 deletions

diff --git a/mod/notify.php b/mod/notify.php
index e6a7a8859..a572b1534 100644
--- a/mod/notify.php
+++ b/mod/notify.php
@@ -11,8 +11,10 @@ function notify_init(&$a) {
 			intval(local_user())
 		);
 		if(count($r)) {
-			q("update notify set seen = 1 where id = %d and uid = %d limit 1",
-				intval($a->argv[2]),
+			q("update notify set seen = 1 where ( link = '%s' or ( parent != 0 and parent = %d and otype = '%s' )) and uid = %d",
+				dbesc($r[0]['link']),
+				intval($r[0]['parent']),
+				dbesc($r[0]['otype']),
 				intval(local_user())
 			);
 			goaway($r[0]['link']);
diff --git a/mod/ping.php b/mod/ping.php
index 7380ff7d0..1562254b1 100644
--- a/mod/ping.php
+++ b/mod/ping.php
@@ -14,10 +14,29 @@ function ping_init(&$a) {
 
 		$firehose = intval(get_pconfig(local_user(),'system','notify_full'));
 
-		$z = q("select * from notify where uid = %d
-			order by seen asc, date desc limit 0, 50",
+		$t = q("select count(*) as total from notify where uid = %d and seen = 0",
 			intval(local_user())
 		);
+		if($t && intval($t[0]['total']) > 49) {
+			$z = q("select * from notify where uid = %d
+				and seen = 0 order by date desc limit 0, 50",
+				intval(local_user())
+			);
+		}
+		else {
+			$z1 = q("select * from notify where uid = %d
+				and seen = 0 order by date desc limit 0, 50",
+				intval(local_user())
+			);
+
+			$z2 = q("select * from notify where uid = %d
+				and seen = 1 order by date desc limit 0, %d",
+				intval(local_user()),
+				intval(50 - intval($t[0]['total']))
+			);
+			$z = array_merge($z1,$z2);
+		}
+
 
 
 		$tags = array();