Do not email out certificates with no elements (#276)

This commit is contained in:
Mark Nelson 2020-11-26 19:54:58 +08:00
parent 438dfd868f
commit c1615cbd16
2 changed files with 140 additions and 8 deletions

View file

@ -69,6 +69,18 @@ class email_certificate_task extends \core\task\scheduled_task {
$htmlrenderer = $PAGE->get_renderer('mod_customcert', 'email', 'htmlemail');
$textrenderer = $PAGE->get_renderer('mod_customcert', 'email', 'textemail');
foreach ($customcerts as $customcert) {
// Do not process an empty certificate.
$sql = "SELECT ce.*
FROM {customcert_elements} ce
JOIN {customcert_pages} cp
ON cp.id = ce.pageid
JOIN {customcert_templates} ct
ON ct.id = cp.templateid
WHERE ct.contextid = :contextid";
if (!$DB->record_exists_sql($sql, ['contextid' => $customcert->contextid])) {
continue;
}
// Get the context.
$context = \context::instance_by_id($customcert->contextid);