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 <?php
 /**
  *  ocs-webserver
  *
  *  Copyright 2016 by pling GmbH.
  *
  *    This file is part of ocs-webserver.
  *
  *    This program is free software: you can redistribute it and/or modify
  *    it under the terms of the GNU Affero General Public License as
  *    published by the Free Software Foundation, either version 3 of the
  *    License, or (at your option) any later version.
  *
  *    This program is distributed in the hope that it will be useful,
  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *    GNU Affero General Public License for more details.
  *
  *    You should have received a copy of the GNU Affero General Public License
  *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  **/
 
 class Default_View_Helper_CatParent extends Zend_View_Helper_Abstract
 {
 
 
     /**
      * @param $arg
      * @return null|string
      */
     public function getCatParentId($arg)
     {
         if (empty($arg)) {
             return '';
         }
 
         $data = $arg;            
         
 
         $table = new Default_Model_DbTable_ProjectCategory();    
         $parent = $table->fetchParentForId($data);   
 
         if(isset($parent)) {
           $parent_category_id = $parent->project_category_id;
           return $parent_category_id;
         } else {
           return null;
         }
     }
 
      /**
      * @param $arg
      * @return null|category
      */
     public function getCatParent($arg)
     {
         if (empty($arg)) {
             return '';
         }
 
         $data = $arg;            
         
 
         $table = new Default_Model_DbTable_ProjectCategory();    
         $parent = $table->fetchParentForId($data);   
 
         if(isset($parent)) {           
             return $parent;
         } else {
             return null;
         }
     }
 }