class.ilContainerReferenceImporter.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Export/classes/class.ilXmlImporter.php");

abstract class ilContainerReferenceImporter extends ilXmlImporter
{
        protected $ref = null;
        

        public function init()
        {
        }
        
        protected function initReference($a_ref_id = 0)
        {
                $this->ref = ilObjectFactory::getInstanceByRefId($a_ref_id,true);
        }
        
        abstract protected function getType();
        
        abstract protected function initParser($a_xml);
        
        protected function getReference()
        {
                return $this->ref;
        }
        
        function importXmlRepresentation($a_entity, $a_id, $a_xml, $a_mapping)
        {
                include_once './Modules/Category/classes/class.ilObjCategory.php';
                if($new_id = $a_mapping->getMapping('Services/Container','objs',$a_id))
                {
                        $refs = ilObject::_getAllReferences($new_id);
                        $this->initReference(end($refs));
                }
                // Mapping for containers without subitems
                elseif($new_id = $a_mapping->getMapping('Services/Container','refs',0))
                {
                        $this->initReference($new_id);
                }
                elseif(!$this->getReference() instanceof ilContainerReference)
                {
                        $this->initReference();
                        $this->getReference()->create(true);
                }

                try 
                {
                        $parser = $this->initParser($a_xml);
                        $parser->setReference($this->getReference());
                        $parser->setMode(ilContainerReferenceXmlParser::MODE_UPDATE);
                        $parser->startParsing();
                        
                        $a_mapping->addMapping(
                                        $GLOBALS['objDefinition']->getComponentForType($this->getType()),
                                        $this->getType(),
                                        $a_id,
                                        $this->getReference()->getId()
                        );
                }
                catch(ilSaxParserException $e)
                {
                        $GLOBALS['ilLog']->write(__METHOD__.': Parsing failed with message, "'.$e->getMessage().'".');
                }
                catch(Exception $e)
                {
                        $GLOBALS['ilLog']->write(__METHOD__.': Parsing failed with message, "'.$e->getMessage().'".');
                }
        }
}
?>