/**
 * sends an email to the teachers of the course where the given feedback is placed.
 *
 * @global object
 * @uses FORMAT_PLAIN
 * @param object $cm the coursemodule-record
 * @param object $feedback
 * @param object $course
 * @return void
 */
function feedback_send_email_anonym($cm, $feedback, $course) {
    global $CFG;

    if ($feedback->email_notification == 0) { // No need to do anything
        return;
    }

    $teachers = feedback_get_receivemail_users($cm->id);

    if ($teachers) {

        $strfeedbacks = get_string('modulenameplural', 'feedback');
        $strfeedback  = get_string('modulename', 'feedback');
        $strcompleted  = get_string('completed', 'feedback');
        $printusername = get_string('anonymous_user', 'feedback');

        foreach ($teachers as $teacher) {
            $info = new stdClass();
            $info->username = $printusername;
            $info->feedback = format_string($feedback->name, true);
            $info->url = $CFG->wwwroot.'/mod/feedback/show_entries_anonym.php?id='.$cm->id;

            $postsubject = $strcompleted.': '.$info->username.' -> '.$feedback->name;
            $posttext = feedback_send_email_text($info, $course);

            if ($teacher->mailformat == 1) {
                $posthtml = feedback_send_email_html($info, $course, $cm);
            } else {
                $posthtml = '';
            }

            $eventdata = new stdClass();
            $eventdata->name             = 'submission';
            $eventdata->component        = 'mod_feedback';
            $eventdata->userfrom         = $teacher;
            $eventdata->userto           = $teacher;
            $eventdata->subject          = $postsubject;
            $eventdata->fullmessage      = $posttext;
            $eventdata->fullmessageformat = FORMAT_PLAIN;
            $eventdata->fullmessagehtml  = $posthtml;
            $eventdata->smallmessage     = '';
            message_send($eventdata);
        }
    }
}

/** 
 *  sends an email to the teachers of the course where the given feedback is placed.
 *  @param object $cm the coursemodule-record
 *  @param $feedback
 *  @param $course
 *  @return void
 */
function feedback_send_email_anonym($cm, $feedback, $course)
{
    global $CFG;
    if ($feedback->email_notification == 0) {
        // No need to do anything
        return;
    }
    // $teachers = get_course_teachers($course->id);
    $teachers = feedback_get_receivemail_users($cm->id);
    if ($teachers) {
        $strfeedbacks = get_string('modulenameplural', 'feedback');
        $strfeedback = get_string('modulename', 'feedback');
        $strcompleted = get_string('completed', 'feedback');
        $printusername = get_string('anonymous_user', 'feedback');
        foreach ($teachers as $teacher) {
            unset($info);
            $info->username = $printusername;
            $info->feedback = format_string($feedback->name, true);
            $info->url = $CFG->wwwroot . '/mod/feedback/show_entries_anonym.php?id=' . $cm->id;
            $postsubject = $strcompleted . ': ' . $info->username . ' -> ' . $feedback->name;
            $posttext = feedback_send_email_text($info, $course);
            $posthtml = $teacher->mailformat == 1 ? feedback_send_email_html($info, $course, $cm) : '';
            @email_to_user($teacher, $teacher, $postsubject, $posttext, $posthtml);
        }
    }
}