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)
    {
    }
}