class.ilWebLinkXmlWriter.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";
 
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');
        }
    }
}