public static function getNavTree($restrictToDepth = FALSE)
{
if (is_null(self::$navigation)) {
return array();
}
// loop each enabled module with any navStructures
$navTree = array();
foreach (self::$navigation as $module => $navStructure) {
// loop the navStructures
foreach ((array) $navStructure as $parameters) {
// Set a pointer in a multidemensional array limited by $restrictToDepth
$navigation = array();
$navPt =& $navigation;
$depth = 0;
if (!empty($parameters['navBranch'])) {
$navBranch = explode('/', $parameters['navBranch']);
$navBranch = array_filter($navBranch);
foreach ($navBranch as $depth => $branch) {
if (is_int($restrictToDepth) && $depth > $restrictToDepth) {
break;
}
$navPt =& $navPt[__($branch)];
}
}
// if the navStructure does not branch this deep fill to $restriceToDepth
if (is_int($restrictToDepth) && $depth < $restrictToDepth) {
for ($depth; $depth < $restrictToDepth; $depth++) {
$navPt =& $navPt['UNSET'];
}
}
// Mark this as a LEAF
$navPt =& $navPt[];
// force the expected keys to have some default value if missing
$parameters += array('currentNavItem' => NULL, 'module' => $module);
if (self::atModule($parameters['navURL'])) {
$parameters['currentNavItem'] = TRUE;
self::$currentSubMenu = $parameters['navSubmenu'];
self::$currentBaseUrl = $parameters['navURL'];
} else {
$parameters['currentNavItem'] = FALSE;
}
$parameters['navLabel'] = __($parameters['navLabel']);
// Save these parameters to the pointer
$navPt = $parameters;
// merge the pointer with the result array
$navTree = array_merge_recursive($navTree, $navigation);
}
}
return $navTree;
}
