MDL-34785 performance improvement with big list of courses

This commit is contained in:
Marina Glancy 2013-08-05 10:13:19 +10:00
parent a31e811563
commit a9881c1750

View file

@ -31,10 +31,19 @@
function block_course_overview_get_overviews($courses) {
$htmlarray = array();
if ($modules = get_plugin_list_with_function('mod', 'print_overview')) {
// Split courses list into batches with no more than MAX_MODINFO_CACHE_SIZE courses in one batch.
// Otherwise we exceed the cache limit in get_fast_modinfo() and rebuild it too often.
if (defined('MAX_MODINFO_CACHE_SIZE') && MAX_MODINFO_CACHE_SIZE > 0 && count($courses) > MAX_MODINFO_CACHE_SIZE) {
$batches = array_chunk($courses, MAX_MODINFO_CACHE_SIZE, true);
} else {
$batches = array($courses);
}
foreach ($batches as $courses) {
foreach ($modules as $fname) {
$fname($courses, $htmlarray);
}
}
}
return $htmlarray;
}