class.ilClassificationProvider.php

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<?php
/* Copyright (c) 1998-2012 ILIAS open source, Extended GPL, see docs/LICENSE */

abstract class ilClassificationProvider
{       
        protected $parent_ref_id; // [int]
        protected $parent_obj_id; // [int]
        protected $parent_type; // [string]
        
        public function __construct($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type)
        {
                $this->parent_ref_id = (int)$a_parent_ref_id;
                $this->parent_obj_id = (int)$a_parent_obj_id;
                $this->parent_type = (string)$a_parent_obj_type;
                
                $this->init();
        }
        
        protected function init()
        {
                
        }
                
        public static function getValidProviders($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type)
        {
                $res = array();
                
                include_once "Services/Taxonomy/classes/class.ilTaxonomyClassificationProvider.php";
                if(ilTaxonomyClassificationProvider::isActive($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type))
                {
                        $res[] = new ilTaxonomyClassificationProvider($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type);
                }
                
                include_once "Services/Tagging/classes/class.ilTaggingClassificationProvider.php";
                if(ilTaggingClassificationProvider::isActive($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type))
                {
                        $res[] = new ilTaggingClassificationProvider($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type);
                }
                
                return $res;
        }
        
        abstract public static function isActive($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type);       
        
        abstract public function render(array &$a_html, $a_parent_gui);
        
        abstract public function importPostData($a_saved = null);
        
        abstract public function setSelection($a_value);
        
        abstract public function getFilteredObjects();          
        
        
        public function initListGUI(ilObjectListGUI $a_list_gui)
        {
                
        }
}