From cbebd40dfba711f473761aa187dc6bca749741de Mon Sep 17 00:00:00 2001
From: David Monllao <davidm@moodle.com>
Date: Fri, 5 Dec 2014 11:35:28 +0800
Subject: [PATCH] MDL-47246 mod_forum: Limit last post restriction to Q and A

---
 mod/forum/lib.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mod/forum/lib.php b/mod/forum/lib.php
index e81994a5556..bef85967a28 100644
--- a/mod/forum/lib.php
+++ b/mod/forum/lib.php
@@ -3770,8 +3770,8 @@ function forum_print_discussion_header(&$post, $forum, $group=-1, $datestring=""
     $usermodified->id = $post->usermodified;
     $usermodified = username_load_fields_from_object($usermodified, $post, 'um');
 
-    // Show link to last poster and their post if user can see them.
-    if ($canviewparticipants) {
+    // In QA forums we check that the user can view participants.
+    if ($forum->type !== 'qanda' || $canviewparticipants) {
         echo '<a href="'.$CFG->wwwroot.'/user/view.php?id='.$post->usermodified.'&amp;course='.$forum->course.'">'.
              fullname($usermodified).'</a><br />';
         $parenturl = (empty($post->lastpostid)) ? '' : '&amp;parent='.$post->lastpostid;