/**
* Check whether a page is visible or not
* This will check page-visibility, user- and group permissions
*
* @access public
* @param integer $page_id
* @return boolean
**/
public static function isVisible($page_id)
{
$show_it = false;
$page = self::properties($page_id);
switch ($page['visibility']) {
// never shown in FE
case 'none':
case 'deleted':
$show_it = false;
break;
// shown if called, but not in menu
// shown if called, but not in menu
case 'hidden':
if (self::selectPage() == $page_id) {
$show_it = true;
}
break;
// always visible
// always visible
case 'public':
$show_it = true;
break;
// shown if user is allowed
// shown if user is allowed
case 'private':
case 'registered':
if (CAT_Users::is_authenticated() == true) {
// check language
if (CAT_Registry::get('PAGE_LANGUAGES') == 'false' || (self::properties($page_id, 'language') == '' || self::properties($page_id, 'language') == LANGUAGE)) {
$show_it = CAT_Users::is_group_match(CAT_Users::get_groups_id(), $page['viewing_groups']) || CAT_Users::is_group_match(CAT_Users::get_user_id(), $page['viewing_users']) || CAT_Users::is_root();
}
} else {
$show_it = false;
}
break;
}
return $show_it;
}
public function is_group_match($groups_list1 = '', $groups_list2 = '')
{
return CAT_Users::is_group_match($groups_list1, $groups_list2);
}