$importresults = '';
$formdata = $form->get_data();
if (!empty($formdata)) {
require_sesskey();
// Must have sesskey for all actions.
$subscriptionid = calendar_add_subscription($formdata);
if ($formdata->importfrom == CALENDAR_IMPORT_FROM_FILE) {
// Blank the URL if it's a file import.
$formdata->url = '';
$calendar = $form->get_file_content('importfile');
$ical = new iCalendar();
$ical->unserialize($calendar);
$importresults = calendar_import_icalendar_events($ical, $courseid, $subscriptionid);
} else {
try {
$importresults = calendar_update_subscription_events($subscriptionid);
} catch (moodle_exception $e) {
// Delete newly added subscription and show invalid url error.
calendar_delete_subscription($subscriptionid);
print_error($e->errorcode, $e->module, $PAGE->url);
}
}
// Redirect to prevent refresh issues.
redirect($PAGE->url, $importresults);
} else {
if (!empty($subscriptionid)) {
// The user is wanting to perform an action upon an existing subscription.
require_sesskey();
// Must have sesskey for all actions.
if (calendar_can_edit_subscription($subscriptionid)) {
try {
/**
* Update calendar subscriptions.
*
* @return bool
*/
function calendar_cron()
{
global $CFG, $DB;
// In order to execute this we need bennu.
require_once $CFG->libdir . '/bennu/bennu.inc.php';
mtrace('Updating calendar subscriptions:');
cron_trace_time_and_memory();
$time = time();
$subscriptions = $DB->get_records_sql('SELECT * FROM {event_subscriptions} WHERE pollinterval > 0 AND lastupdated + pollinterval < ?', array($time));
foreach ($subscriptions as $sub) {
mtrace("Updating calendar subscription {$sub->name} in course {$sub->courseid}");
try {
$log = calendar_update_subscription_events($sub->id);
mtrace(trim(strip_tags($log)));
} catch (moodle_exception $ex) {
mtrace('Error updating calendar subscription: ' . $ex->getMessage());
}
}
mtrace('Finished updating calendar subscriptions.');
return true;
}
