class.ilContainerXmlWriter.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once "./Services/Xml/classes/class.ilXmlWriter.php";
include_once './Services/Export/classes/class.ilExportOptions.php';

class ilContainerXmlWriter extends ilXmlWriter
{
        protected $exp_options = null;
        private $source = 0;

        public function __construct($a_ref_id)
        {
                parent::__construct();
                $this->source = $a_ref_id;
                $this->exp_options = ilExportOptions::getInstance();
                
        }
        
        public function write()
        {               
                $this->xmlStartTag('Items');
                $this->writeSubitems($this->source);
                $this->xmlEndTag('Items');
        }
        
        protected function writeSubitems($a_ref_id)
        {
                global $tree;
        
                // because of the co-page-stuff (incl. styles) we also need to process the container itself
                if($a_ref_id != $this->source)
                {
                        $mode = $this->exp_options->getOptionByRefId($a_ref_id, ilExportOptions::KEY_ITEM_MODE);
                        if($mode == NULL or $mode == ilExportOptions::EXPORT_OMIT)
                        {
                                return false;
                        }
                }

                $obj_id = ilObject::_lookupObjId($a_ref_id);
                
                include_once('./Services/Container/classes/class.ilContainerPage.php'); 
                include_once('./Services/Container/classes/class.ilContainerStartObjectsPage.php');             
                include_once('./Services/Style/classes/class.ilObjStyleSheet.php');
                                
                $this->xmlStartTag(
                        'Item',
                        array(
                                'RefId'         => $a_ref_id,
                                'Id'            => $obj_id,
                                'Title'         => ilObject::_lookupTitle($obj_id),
                                'Type'          => ilObject::_lookupType($obj_id),
                                'Page'          => ilContainerPage::_exists('cont', $obj_id),
                                'StartPage'     => ilContainerStartObjectsPage::_exists('cstr', $obj_id),
                                'Style'     => ilObjStyleSheet::lookupObjectStyle($obj_id)
                        )
                );
                
                $this->writeCourseItemInformation($a_ref_id);
                
                foreach($tree->getChilds($a_ref_id) as $node)
                {
                        $this->writeSubitems($node['child']);
                }
                
                $this->xmlEndTag('Item');
                return true;
        }
        
        
        protected function writeCourseItemInformation($a_ref_id)
        {
                include_once './Services/Object/classes/class.ilObjectActivation.php';
                $item = ilObjectActivation::getItem($a_ref_id);
                
                $this->xmlStartTag(
                        'Timing',
                        array(
                                'Type'          => $item['timing_type'],
                                'Visible'       => $item['visible'],
                                'Changeable'=> $item['changeable'],
                                )
                );
                if($item['timing_start'])
                {
                        $tmp_date = new ilDateTime($item['timing_start'],IL_CAL_UNIX);
                        $this->xmlElement('Start',array(),$tmp_date->get(IL_CAL_DATETIME,'',ilTimeZone::UTC));
                }
                if($item['timing_end'])
                {
                        $tmp_date = new ilDateTime($item['timing_end'],IL_CAL_UNIX);
                        $this->xmlElement('End',array(),$tmp_date->get(IL_CAL_DATETIME,'',ilTimeZone::UTC));
                }
                if($item['suggestion_start'])
                {
                        $tmp_date = new ilDateTime($item['suggestion_start'],IL_CAL_UNIX);
                        $this->xmlElement('SuggestionStart',array(),$tmp_date->get(IL_CAL_DATETIME,'',ilTimeZone::UTC));
                }
                if($item['suggestion_end'])
                {
                        $tmp_date = new ilDateTime($item['suggestion_end'],IL_CAL_UNIX);
                        $this->xmlElement('SuggestionEnd',array(),$tmp_date->get(IL_CAL_DATETIME,'',ilTimeZone::UTC));
                }
                if($item['earliest_start'])
                {
                        $tmp_date = new ilDateTime($item['earliest_start'],IL_CAL_UNIX);
                        $this->xmlElement('EarliestStart',array(),$tmp_date->get(IL_CAL_DATETIME,'',ilTimeZone::UTC));
                }
                if($item['latest_end'])
                {
                        $tmp_date = new ilDateTime($item['latest_end'],IL_CAL_UNIX);
                        $this->xmlElement('LatestEnd',array(),$tmp_date->get(IL_CAL_DATETIME,'',ilTimeZone::UTC));
                }
                
                $this->xmlEndTag('Timing');
                        
        }
        
        protected function buildHeader()
        {
                $this->xmlSetDtdDef("<!DOCTYPE Container PUBLIC \"-//ILIAS//DTD Container//EN\" \"".ILIAS_HTTP_PATH."/xml/ilias_container_4_1.dtd\">");
                $this->xmlSetGenCmt("Container object");
                $this->xmlHeader();

                return true;
        }
        
        
}
?>