classes/class.ilGroupXMLWriter.php

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<?php

/*
    +-----------------------------------------------------------------------------+
    | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
    | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
    |                                                                             |
    | This program is free software; you can redistribute it and/or               |
    | modify it under the terms of the GNU General Public License                 |
    | as published by the Free Software Foundation; either version 2              |
    | of the License, or (at your option) any later version.                      |
    |                                                                             |
    | This program is distributed in the hope that it will be useful,             |
    | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
    | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
    | GNU General Public License for more details.                                |
    |                                                                             |
    | You should have received a copy of the GNU General Public License           |
    | along with this program; if not, write to the Free Software                 |
    | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
    +-----------------------------------------------------------------------------+
*/

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

class ilGroupXMLWriter extends ilXmlWriter
{
        var $ilias;

        var $xml;
        var $group_obj;

        function ilGroupXMLWriter(&$group_obj)
        {
                global $ilias;

                parent::ilXmlWriter();

                $this->EXPORT_VERSION = "2";

                $this->ilias =& $ilias;
                $this->group_obj =& $group_obj;
        }

        function start()
        {
                $this->__buildHeader();
                $this->__buildTitleDescription();
                $this->__buildRegistration();
                $this->__buildAdmin();
                $this->__buildMember();
                $this->__buildFooter();
        }

        function getXML()
        {
                return $this->xmlDumpMem(FALSE);
        }

        // PRIVATE
        function __buildHeader()
        {
                $this->xmlSetDtdDef("<!DOCTYPE Group SYSTEM \"http://www.ilias.uni-koeln.de/download/dtd/ilias_group_0_1.dtd\">");
                $this->xmlSetGenCmt("Export of ILIAS group ".
                                                        $this->group_obj->getId()." of installation ".$this->ilias->getSetting('inst_id').".");
                $this->xmlHeader();

                $attrs["exportVersion"] = $this->EXPORT_VERSION;
                $attrs["id"] = "il_".$this->ilias->getSetting('inst_id').'_grp_'.$this->group_obj->getId();
                $attrs['type'] = $this->group_obj->getGroupStatus() ? 'open' : 'closed';
                $this->xmlStartTag("group", $attrs);

                return true;
        }

        function __buildTitleDescription()
        {
                $this->xmlElement('title',null,$this->group_obj->getTitle());
                
                if($desc = $this->group_obj->getDescription())
                {
                        $this->xmlElement('description',null,$desc);
                }

                $attr['id'] = 'il_'.$this->ilias->getSetting('inst_id').'_usr_'.$this->group_obj->getOwner();
                $this->xmlElement('owner',$attr);
        }

        function __buildRegistration()
        {
                switch($this->group_obj->getRegistrationFlag())
                {
                        case '0':
                                $attr['type'] = 'disabled';
                                break;
                        case '1':
                                $attr['type'] = 'enabled';
                                break;
                        case '2':
                                $attr['type'] = 'password';
                                break;
                }
                $this->xmlStartTag('registration',$attr);

                if(strlen($pwd = $this->group_obj->getPassword()))
                {
                        $this->xmlElement('password',null,$pwd);
                }
                if($timest = $this->group_obj->getExpirationTimestamp())
                {
                        $this->xmlElement('expiration',null,$timest);
                }
                $this->xmlEndTag('registration');
        }
                
        function __buildAdmin()
        {
                foreach($this->group_obj->getGroupAdminIds() as $id)
                {
                        $attr['id'] = 'il_'.$this->ilias->getSetting('inst_id').'_usr_'.$id;

                        $this->xmlElement('admin',$attr);
                }
                return true;
        }

        function __buildMember()
        {
                foreach($this->group_obj->getGroupMemberIds() as $id)
                {
                        if(!$this->group_obj->isAdmin($id))
                        {
                                $attr['id'] = 'il_'.$this->ilias->getSetting('inst_id').'_usr_'.$id;
                                
                                $this->xmlElement('member',$attr);
                        }
                }
                return true;
        }

        function __buildFooter()
        {
                $this->xmlEndTag('group');
        }
}


?>