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", "5.3.0");
    }
    
    public 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");
                case "5.3.0":
                    return array(
                        "Id" => "integer",
                        "HideTitle" => "integer",
                        "Behaviour" => "integer",
                        "Title" => "text",
                        "Description" => "text");
            }
        }
 
        if ($a_entity == "itgr_item") {
            switch ($a_version) {
                case "4.3.0":
                case "5.3.0":
                    return array(
                        "ItemGroupId" => "integer",
                        "ItemId" => "text"
                        );
            }
        }
    }
 
    public function readData($a_entity, $a_version, $a_ids, $a_field = "")
    {
        $ilDB = $this->db;
 
        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;
                case "5.3.0":
                    $this->getDirectDataFromQuery("SELECT obj_id id, title, description, hide_title, behaviour " .
                        " FROM object_data JOIN itgr_data ON (object_data.obj_id = itgr_data.id)" .
                        "WHERE " .
                        $ilDB->in("obj_id", $a_ids, false, "integer"));
                    break;
 
            }
        }
 
        if ($a_entity == "itgr_item") {
            switch ($a_version) {
                case "4.3.0":
                case "5.3.0":
                    $this->getDirectDataFromQuery($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;
            }
        }
    }
    
    public 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;
    }
 
    public function importRecord($a_entity, $a_types, $a_rec, $a_mapping, $a_schema_version)
    {
        switch ($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"]);
                $newObj->setBehaviour($a_rec["Behaviour"]);
                $newObj->setHideTitle($a_rec["HideTitle"]);
                $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);
                    $itgri->update();
                }
                break;
 
        }
    }
}