class.ilLPCollectionOfLMChapters.php

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<?php
 
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */
 
require_once "Services/Tracking/classes/collection/class.ilLPCollection.php";
 
class ilLPCollectionOfLMChapters extends ilLPCollection
{
    protected static $possible_items = array();
    
    public function getPossibleItems($a_ref_id)
    {
        if (!isset(self::$possible_items[$a_ref_id])) {
            $obj_id = ilObject::_lookupObjectId($a_ref_id);
 
            $items = array();
 
            // only top-level chapters
 
            include_once "Services/MetaData/classes/class.ilMDEducational.php";
            $tree = new ilTree($obj_id);
            $tree->setTableNames('lm_tree', 'lm_data');
            $tree->setTreeTablePK("lm_id");
            foreach ($tree->getChilds($tree->readRootId()) as $child) {
                if ($child["type"] == "st") {
                    $child["tlt"] = ilMDEducational::_getTypicalLearningTimeSeconds($obj_id, $child["obj_id"]);
                    $items[$child["obj_id"]] = $child;
                }
            }
            
            self::$possible_items[$a_ref_id] = $items;
        }
        
        return self::$possible_items[$a_ref_id];
    }
    
    
    //
    // TABLE GUI
    //
    
    public function getTableGUIData($a_parent_ref_id)
    {
        $data = array();
        
        $parent_type = ilObject::_lookupType($a_parent_ref_id, true);
        include_once './Services/Link/classes/class.ilLink.php';
        
        foreach ($this->getPossibleItems($a_parent_ref_id) as $item) {
            $tmp = array();
            $tmp['id'] = $item['obj_id'];
            $tmp['ref_id'] = 0;
            $tmp['title'] = $item['title'];
            $tmp['type'] = $item['type'];
            $tmp['status'] = $this->isAssignedEntry($item['obj_id']);
            
            // #12158
            $tmp['url'] = ilLink::_getLink($a_parent_ref_id, $parent_type, null, "_" . $tmp['id']);
            
            if ($this->mode == ilLPObjSettings::LP_MODE_COLLECTION_TLT) {
                $tmp['tlt'] = $item['tlt'];
            }
            
            $data[] = $tmp;
        }
        
        return $data;
    }
}