From: moodler <moodler>
Date: Wed, 11 Jul 2007 09:11:44 +0000 (+0000)
Subject: Add some caching to get_list_of_timezones
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=708d13d159732bdd6dee8182f96d20a12e673ea2;p=moodle.git

Add some caching to get_list_of_timezones
---

diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index 19cd7e9e79..cf3c280850 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -4885,6 +4885,12 @@ function get_list_of_pixnames($lang = '') {
 function get_list_of_timezones() {
     global $CFG;
 
+    static $timezones;
+
+    if (!empty($timezones)) {    // This function has been called recently
+        return $timezones;
+    }
+
     $timezones = array();
 
     if ($rawtimezones = get_records_sql('SELECT MAX(id), name FROM '.$CFG->prefix.'timezone GROUP BY name')) {