class.ilWebLinkXmlWriter.php

Go to the documentation of this file.

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

include_once "./Services/Xml/classes/class.ilXmlWriter.php";

class ilWebLinkXmlWriter extends ilXmlWriter
{
        private $add_header = true;
        
        private $obj_id = 0;
        private $weblink = null;

        public function __construct($a_add_header)
        {
                $this->add_header = $a_add_header;
                parent::__construct();
        }
        
        public function setObjId($a_obj_id)
        {
                $this->obj_id = $a_obj_id;
        }
        
        public function write()
        {
                $this->init();
                if($this->add_header)
                {
                        $this->buildHeader();
                }
                $this->weblink->toXML($this);
        }
        
        protected function buildHeader()
        {
                $this->xmlSetDtdDef("<!DOCTYPE WebLinks PUBLIC \"-//ILIAS//DTD WebLinkAdministration//EN\" \"".ILIAS_HTTP_PATH."/xml/ilias_weblinks_5_1.dtd\">");
                $this->xmlSetGenCmt("WebLink Object");
                $this->xmlHeader();

                return true;
        }
        
        
        protected function init()
        {
                $this->xmlClear();
                
                if(!$this->obj_id)
                {
                        throw new UnexpectedValueException('No obj_id given: ');
                }
                include_once './Services/Object/classes/class.ilObjectFactory.php';
                if(!$this->weblink = ilObjectFactory::getInstanceByObjId($this->obj_id,false))
                {
                        throw new UnexpectedValueException('Invalid obj_id given: '.$this->obj_id);
                }
                if($this->weblink->getType() != 'webr')
                {
                        throw new UnexpectedValueException('Invalid obj_id given. Object is not of type webr');
                }
        }
}
?>