/**	
  * 
  * get post categories list assoc - id / title
  */
 public static function getCategoriesAssoc($taxonomy = "category")
 {
     if (strpos($taxonomy, ",") !== false) {
         $arrTax = explode(",", $taxonomy);
         $arrCats = array();
         foreach ($arrTax as $tax) {
             $cats = self::getCategoriesAssoc($tax);
             $arrCats = array_merge($arrCats, $cats);
         }
         return $arrCats;
     }
     //$cats = get_terms("category");
     $args = array("taxonomy" => $taxonomy);
     $cats = get_categories($args);
     $arrCats = array();
     foreach ($cats as $cat) {
         $numItems = $cat->count;
         $itemsName = "items";
         if ($numItems == 1) {
             $itemsName = "item";
         }
         $title = $cat->name . " ({$numItems} {$itemsName})";
         $id = $cat->cat_ID;
         $id = UniteWpmlBiz::getIdFromLangId($id, $cat->taxonomy);
         $arrCats[$id] = $title;
     }
     return $arrCats;
 }