public static function calendar_view($day = null, $month = null, $year = null, $calendar_type = null)
{
global $uid;
if (!is_null($calendar_type) && ($calendar_type == 'day' || $calendar_type == 'week' || $calendar_type == 'month')) {
Calendar_Events::set_calendar_view_preference($calendar_type);
$view_func = $calendar_type . "_calendar";
} else {
$view_func = Calendar_Events::$calsettings->view_type . "_calendar";
}
if (is_null($month) || is_null($year) || $month < 0 || $month > 12 || $year < 1990 || $year > 2099) {
$today = getdate();
$day = $today['mday'];
$month = $today['mon'];
$year = $today['year'];
}
if ($calendar_type == 'small') {
return Calendar_Events::small_month_calendar($day, $month, $year);
} else {
return Calendar_Events::$view_func($day, $month, $year);
}
}