From 51c4efa29f2a64267e2e2729b125bf859dcea31e Mon Sep 17 00:00:00 2001
From: David Balch <david.balch@conted.ox.ac.uk>
Date: Tue, 23 Jul 2019 12:28:02 +0100
Subject: [PATCH] MDL-66213 report_log: Show anonymous events when capability
 allows.

---
 report/log/classes/table_log.php | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/report/log/classes/table_log.php b/report/log/classes/table_log.php
index 68c866b07bb..342c20b4347 100644
--- a/report/log/classes/table_log.php
+++ b/report/log/classes/table_log.php
@@ -504,7 +504,14 @@ class report_log_table_log extends table_sql {
 
         if (!($this->filterparams->logreader instanceof logstore_legacy\log\store)) {
             // Filter out anonymous actions, this is N/A for legacy log because it never stores them.
-            $joins[] = "anonymous = 0";
+            if ($this->filterparams->modid) {
+                $context = context_module::instance($this->filterparams->modid);
+            } else {
+                $context = context_course::instance($this->filterparams->courseid);
+            }
+            if (!has_capability('moodle/site:viewanonymousevents', $context)) {
+                $joins[] = "anonymous = 0";
+            }
         }
 
         $selector = implode(' AND ', $joins);