class.ilLOXmlWriter.php

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


class ilLOXmlWriter
{
        const TYPE_TST_PO = 1;
        const TYPE_TST_ALL = 2;
        const TYPE_TST_RND = 3;

        private $ref_id = 0;
        private $obj_id = 0;
        private $writer = null;
        
        protected $log = null;
        
        public function __construct($a_ref_id)
        {
                $this->ref_id = $a_ref_id;
                $this->obj_id = ilObject::_lookupObjectId($a_ref_id);
                
                include_once './Services/Xml/classes/class.ilXmlWriter.php';
                $this->writer = new ilXmlWriter();
                
                $this->log = $GLOBALS['DIC']->logger()->crs();
        }
        
        protected function getWriter()
        {
                return $this->writer;
        }
        
        public function write()
        {
                global $ilSetting;
                
                $this->getWriter()->xmlStartTag('Objectives');
                
                // export settings
                include_once './Modules/Course/classes/Objectives/class.ilLOSettings.php';
                $settings = ilLOSettings::getInstanceByObjId($this->obj_id);
                $settings->toXml($this->getWriter());
                
                $factory = new ilObjectFactory();
                $course = $factory->getInstanceByRefId($this->ref_id,false);
                if(!$course instanceof ilObjCourse)
                {
                        $this->log->warning('Cannot create course instance for ref_id: ' . $this->ref_id);
                        return;
                }
                
                include_once './Modules/Course/classes/class.ilCourseObjective.php';
                
                $this->log->debug('Writing objective xml');
                foreach(ilCourseObjective::_getObjectiveIds($this->obj_id) as $objective_id)
                {
                        $this->log->debug('Handling objective_id: ' . $objective_id);
                        $objective = new ilCourseObjective($course, $objective_id);
                        $objective->toXml($this->getWriter());
                }
                
                $this->getWriter()->xmlEndTag('Objectives');
        }
        
        public function getXml()
        {
                return $this->getWriter()->xmlDumpMem(false);
        }
}
?>