From 3120f6f20bf43127c604174a33b62e9add7e5df6 Mon Sep 17 00:00:00 2001
From: moodler <moodler>
Date: Wed, 5 May 2004 08:19:03 +0000
Subject: [PATCH] Hide users in "hidden" chats from students.    bug 1308

---
 mod/chat/lib.php | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/mod/chat/lib.php b/mod/chat/lib.php
index 594c5b8171..04bc0eba68 100644
--- a/mod/chat/lib.php
+++ b/mod/chat/lib.php
@@ -151,8 +151,9 @@ function chat_print_recent_activity($course, $isteacher, $timestart) {
         return false;
     }
 
-    print_headline(get_string("currentchats", "chat").":");
+    $isteacher = isteacher($course->id);
 
+    $outputstarted = false;
     $current = 0;
     foreach ($chatusers as $chatuser) {
         if ($current != $chatuser->chatid) {
@@ -160,6 +161,13 @@ function chat_print_recent_activity($course, $isteacher, $timestart) {
                 echo "</p>";
             }
             if ($chat = get_record("chat", "id", $chatuser->chatid)) {
+                if (!($isteacher or instance_is_visible('chat', $chat))) {  // Chat hidden to students
+                    continue;
+                }
+                if (!$outputstarted) {
+                    print_headline(get_string("currentchats", "chat").":");
+                    $outputstarted = true;
+                }
                 echo "<p><font size=1><a href=\"$CFG->wwwroot/mod/chat/view.php?c=$chat->id\">$chat->name</a></font><br />";
             }
             $current = $chatuser->chatid;
-- 
2.39.5