foreach ($recipients as $recipient) {
$recipient = trim($recipient);
- if (!filter_var($recipient, FILTER_VALIDATE_EMAIL)) {
+ if (DI::config()->get('system', 'only_valid_email_addresses', true) && !filter_var($recipient, FILTER_VALIDATE_EMAIL)) {
DI::sysmsg()->addNotice(DI::l10n()->t('%s : Not a valid email address.', $recipient));
continue;
}