class.ilCourseImporter.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");

class ilCourseImporter extends ilXmlImporter
{
        const ENTITY_MAIN = 'crs';
        const ENTITY_OBJECTIVE = 'objectives';
        
        private $course = null;
        
        private $final_processing_info = array();
        

        public function init()
        {
        }
        
        function importXmlRepresentation($a_entity, $a_id, $a_xml, $a_mapping)
        {
                include_once './Modules/Course/classes/class.ilCourseXMLParser.php';
                include_once './Modules/Course/classes/class.ilObjCourse.php';
                
                
                if($new_id = $a_mapping->getMapping('Services/Container','objs',$a_id))
                {
                        $refs = ilObject::_getAllReferences($new_id);
                        $this->course = ilObjectFactory::getInstanceByRefId(end($refs),false);
                        #$this->course = ilObjectFactory::getInstanceByObjId($new_id,false);
                }
                // Mapping for containers without subitems
                elseif($new_id = $a_mapping->getMapping('Services/Container','refs',0))
                {
                        $this->course = ilObjectFactory::getInstanceByRefId($new_id,false);
                }
                elseif(!$this->course instanceof ilObjCourse)
                {
                        $this->course = new ilObjCourse();
                        $this->course->create(true);
                }
                
                if($a_entity == self::ENTITY_OBJECTIVE)
                {
                        $this->addFinalProcessingInfo($this->course, $a_entity, $a_xml);

                        // import learning objectives => without materials and fixed questions.
                        // These are handled in afterContainerImportProcessing
                        include_once './Modules/Course/classes/Objectives/class.ilLOXmlParser.php';
                        $parser = new ilLOXmlParser($this->course,$a_xml);
                        $parser->setMapping($a_mapping);
                        $parser->parse();
                        return;
                }

                try 
                {
                        $parser = new ilCourseXMLParser($this->course);
                        $parser->setXMLContent($a_xml);
                        $parser->startParsing();
                        $a_mapping->addMapping('Modules/Course','crs',$a_id,$this->course->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().'".');
                }
        }
        
        

        public function afterContainerImportProcessing(\ilImportMapping $mapping)
        {
                foreach($this->final_processing_info as $info)
                {
                        // import learning objectives
                        include_once './Modules/Course/classes/Objectives/class.ilLOXmlParser.php';
                        $parser = new ilLOXmlParser($info['course'],$info['xml']);
                        $parser->setMapping($mapping);
                        $parser->parseObjectDependencies();
                        return;
                }
        }
        
        protected function addFinalProcessingInfo($a_course, $a_entity, $a_xml)
        {
                $this->final_processing_info[] = array(
                        'course' => $a_course,
                        'entity' => $a_entity,
                        'xml' => $a_xml
                );
        }
}
?>