function update_settings_validate

Form validation handler for update_settings().

Validates the e-mail addresses and ensures the field is formatted correctly.

See also

update_settings_submit()

File

modules/update/update.settings.inc, line 70

Code

function update_settings_validate($form, &$form_state) {
    if (!empty($form_state['values']['update_notify_emails'])) {
        $valid = array();
        $invalid = array();
        foreach (explode("\n", trim($form_state['values']['update_notify_emails'])) as $email) {
            $email = trim($email);
            if (!empty($email)) {
                if (valid_email_address($email)) {
                    $valid[] = $email;
                }
                else {
                    $invalid[] = $email;
                }
            }
        }
        if (empty($invalid)) {
            $form_state['notify_emails'] = $valid;
        }
        elseif (count($invalid) == 1) {
            form_set_error('update_notify_emails', t('%email is not a valid e-mail address.', array(
                '%email' => reset($invalid),
            )));
        }
        else {
            form_set_error('update_notify_emails', t('%emails are not valid e-mail addresses.', array(
                '%emails' => implode(', ', $invalid),
            )));
        }
    }
}