MDL-19179 cache superfluous queries when listing categories on front page

2009-05-14 06:04:35 +00:00
parent f5afcd5d2e
commit dc247e5232
1 changed files with 6 additions and 1 deletions
@@ -2067,7 +2067,12 @@ function print_category_info($category, $depth, $showcourses = false) {

    $catlinkcss = $category->visible ? '' : ' class="dimmed" ';

-    $coursecount = $DB->count_records('course') <= FRONTPAGECOURSELIMIT;
+    static $coursecount = null;
+    if (null === $coursecount) {
+        // only need to check this once
+        $coursecount = $DB->count_records('course') <= FRONTPAGECOURSELIMIT;
+    }
+
    if ($showcourses and $coursecount) {
        $catimage = '<img src="'.$CFG->pixpath.'/i/course.gif" alt="" />';
    } else {