From 71f7a4940247db6fd1b6f74418fd775f0f4c2bd3 Mon Sep 17 00:00:00 2001
From: irungentoo <irungentoo@gmail.com>
Date: Tue, 5 Nov 2013 20:41:33 -0500
Subject: [PATCH] Auto delete inactive peers in the group chat.

---
 toxcore/group_chats.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/toxcore/group_chats.c b/toxcore/group_chats.c
index 85057e9f..ba7e0750 100644
--- a/toxcore/group_chats.c
+++ b/toxcore/group_chats.c
@@ -213,6 +213,7 @@ static int addpeer(Group_Chat *chat, uint8_t *client_id)
     chat->group = temp;
     id_copy(chat->group[chat->numpeers].client_id, client_id);
     chat->group[chat->numpeers].last_recv = unix_time();
+    chat->group[chat->numpeers].last_recv_msgping = unix_time();
     ++chat->numpeers;
     return (chat->numpeers - 1);
 }
@@ -576,11 +577,23 @@ static void ping_group(Group_Chat *chat)
     }
 }
 
+static void del_dead_peers(Group_Chat *chat)
+{
+    uint32_t i;
+    for (i = 0; i < chat->numpeers; ++i) {
+        if (is_timeout(chat->group[i].last_recv_msgping, GROUP_PING_INTERVAL*2)) {
+            delpeer(chat, chat->group[i].client_id);
+        }
+    }
+}
+
 void do_groupchat(Group_Chat *chat)
 {
     unix_time_update();
     ping_close(chat);
     ping_group(chat);
+    /* TODO: Maybe run this less? */
+    del_dead_peers(chat);
 }
 
 void kill_groupchat(Group_Chat *chat)