class.ilItemGroupDataSet.php

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

include_once("./Services/DataSet/classes/class.ilDataSet.php");

class ilItemGroupDataSet extends ilDataSet
{       
        public function getSupportedVersions()
        {
                return array("4.3.0");
        }
        
        function getXmlNamespace($a_entity, $a_schema_version)
        {
                return "http://www.ilias.de/xml/Modules/ItemGroup/".$a_entity;
        }
        
        protected function getTypes($a_entity, $a_version)
        {
                if ($a_entity == "itgr")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        return array(
                                                "Id" => "integer",
                                                "Title" => "text",
                                                "Description" => "text");
                        }
                }

                if ($a_entity == "itgr_item")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        return array(
                                                "ItemGroupId" => "integer",
                                                "ItemId" => "text"
                                                );
                        }
                }

        }

        function readData($a_entity, $a_version, $a_ids, $a_field = "")
        {
                global $ilDB;

                if (!is_array($a_ids))
                {
                        $a_ids = array($a_ids);
                }
                                
                if ($a_entity == "itgr")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        $this->getDirectDataFromQuery("SELECT obj_id id, title, description ".
                                                " FROM object_data ".
                                                "WHERE ".
                                                $ilDB->in("obj_id", $a_ids, false, "integer"));
                                        break;
                        }
                }

                if ($a_entity == "itgr_item")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        $this->getDirectDataFromQuery($q = "SELECT item_group_id itgr_id, item_ref_id item_id".
                                                " FROM item_group_item ".
                                                "WHERE ".
                                                $ilDB->in("item_group_id", $a_ids, false, "integer"));
                                        break;
                        }
                }

        }
        
        function getXmlRecord($a_entity, $a_version, $a_set)
        {
                if ($a_entity == "itgr_item")
                {
                        // make ref id an object id
                        $a_set["ItemId"] = ilObject::_lookupObjId($a_set["ItemId"]);
                }
                return $a_set;
        }

        protected function getDependencies($a_entity, $a_version, $a_rec, $a_ids)
        {
                switch ($a_entity)
                {
                        case "itgr":
                                return array (
                                        "itgr_item" => array("ids" => $a_rec["Id"])
                                );
                }

                return false;
        }

        function importRecord($a_entity, $a_types, $a_rec, $a_mapping, $a_schema_version)
        {
                global $ilLog;
                
//echo $a_entity;
//var_dump($a_rec);

                switch ($a_entity)
                {
                        case "itgr":
                                include_once("./Modules/ItemGroup/classes/class.ilObjItemGroup.php");
                                
                                if ($new_id = $a_mapping->getMapping('Services/Container','objs',$a_rec['Id']))
                                {
                                        $newObj = ilObjectFactory::getInstanceByObjId($new_id,false);
                                }
                                else
                                {
                                        $newObj = new ilObjItemGroup();
                                        $newObj->setType("itgr");
                                        $newObj->create(true);
                                }
                                
                                $newObj->setTitle($a_rec["Title"]);
                                $newObj->setDescription($a_rec["Description"]);
                                $newObj->update(true);
                                $this->current_obj = $newObj;
                                $a_mapping->addMapping("Modules/ItemGroup", "itgr", $a_rec["Id"], $newObj->getId());
                                
                                break;
                                
                        case "itgr_item":
                                if($obj_id = $a_mapping->getMapping('Services/Container','objs',$a_rec['ItemId']))
                                {
                                        $ref_id = current(ilObject::_getAllReferences($obj_id));
                                        include_once './Modules/ItemGroup/classes/class.ilItemGroupItems.php';
                                        $itgri = new ilItemGroupItems();
                                        $itgri->setItemGroupId($this->current_obj->getId());
                                        $itgri->read();
                                        $itgri->addItem($ref_id);
//$ilLog->write("Adding item with ref id -".$ref_id."- to group with id -".$this->current_obj->getId()."-.");
                                        $itgri->update();
                                }
                                break;

                }
        }
}
?>