class.ilGlossaryExport.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. |
        +-----------------------------------------------------------------------------+
*/

require_once("./Modules/Glossary/classes/class.ilObjGlossary.php");

class ilGlossaryExport
{
        var $err;                       // error object
        var $db;                        // database object
        var $ilias;                     // ilias object
        var $glo_obj;           // glossary
        var $inst_id;           // installation id

        function ilGlossaryExport(&$a_glo_obj, $a_mode = "xml")
        {
                global $ilErr, $ilDB, $ilias;

                $this->glo_obj =& $a_glo_obj;

                $this->err =& $ilErr;
                $this->ilias =& $ilias;
                $this->db =& $ilDB;
                $this->mode = $a_mode;

                $settings = $this->ilias->getAllSettings();
                // The default '0' is required for the directory structure (smeyer)
                $this->inst_id = $settings["inst_id"] ? $settings['inst_id'] : 0;

                $date = time();
                switch($this->mode)
                {
                        case "xml":
                                $this->export_dir = $this->glo_obj->getExportDirectory();
                                $this->subdir = $date."__".$this->inst_id."__".
                                        $this->glo_obj->getType()."_".$this->glo_obj->getId();
                                $this->filename = $this->subdir.".xml";
                                break;
                
                        case "html":
                                $this->export_dir = $this->glo_obj->getExportDirectory("html");
                                $this->subdir = $this->glo_obj->getType()."_".$this->glo_obj->getId();
                                $this->filename = $this->subdir.".zip";
                                break;

                }

        }

        function getInstId()
        {
                return $this->inst_id;
        }
        
        function buildExportFile()
        {
                switch ($this->mode)
                {
                        case "html":
                                return $this->buildExportFileHTML();
                                break;

                        default:
                                return $this->buildExportFileXML();
                                break;
                }
        }

        function buildExportFileXML()
        {
                global $ilBench;

                $ilBench->start("GlossaryExport", "buildExportFile");

                require_once("./Services/Xml/classes/class.ilXmlWriter.php");

                $this->xml = new ilXmlWriter;

                // set dtd definition
                $this->xml->xmlSetDtdDef("<!DOCTYPE ContentObject SYSTEM \"http://www.ilias.uni-koeln.de/download/dtd/ilias_co_3_7.dtd\">");

                // set generated comment
                $this->xml->xmlSetGenCmt("Export of ILIAS Glossary ".
                        $this->glo_obj->getId()." of installation ".$this->inst.".");

                // set xml header
                $this->xml->xmlHeader();

                // create directories
                $this->glo_obj->createExportDirectory();
                ilUtil::makeDir($this->export_dir."/".$this->subdir);
                ilUtil::makeDir($this->export_dir."/".$this->subdir."/objects");

                // get Log File
                $expDir = $this->glo_obj->getExportDirectory();
                include_once './Services/Logging/classes/class.ilLog.php';
                $expLog = new ilLog($expDir, "export.log");
                $expLog->delete();
                $expLog->setLogFormat("");
                $expLog->write(date("[y-m-d H:i:s] ")."Start Export");

                // get xml content
//echo "ContObjExport:".$this->inst_id.":<br>";
                $ilBench->start("GlossaryExport", "buildExportFile_getXML");
                $this->glo_obj->exportXML($this->xml, $this->inst_id,
                        $this->export_dir."/".$this->subdir, $expLog);
                $ilBench->stop("GlossaryExport", "buildExportFile_getXML");

                // dump xml document to screen (only for debugging reasons)
                /*
                echo "<PRE>";
                echo htmlentities($this->xml->xmlDumpMem($format));
                echo "</PRE>";
                */


                // dump xml document to file
                $ilBench->start("GlossaryExport", "buildExportFile_dumpToFile");
                $this->xml->xmlDumpFile($this->export_dir."/".$this->subdir."/".$this->filename
                        , false);
                $ilBench->stop("GlossaryExport", "buildExportFile_dumpToFile");

                // zip the file
                $ilBench->start("GlossaryExport", "buildExportFile_zipFile");
                ilUtil::zip($this->export_dir."/".$this->subdir,
                        $this->export_dir."/".$this->subdir.".zip");
                $ilBench->stop("GlossaryExport", "buildExportFile_zipFile");

                // destroy writer object
                $this->xml->_XmlWriter;

                $expLog->write(date("[y-m-d H:i:s] ")."Finished Export");
                $ilBench->stop("GlossaryExport", "buildExportFile");

                return $this->export_dir."/".$this->subdir.".zip";
        }

        function buildExportFileHTML()
        {
                global $ilBench;

                // create directories
                $this->glo_obj->createExportDirectory("html");

                // get Log File
                $expDir = $this->glo_obj->getExportDirectory();

                // get xml content
                $this->glo_obj->exportHTML($this->export_dir."/".$this->subdir, $expLog);
        }

}

?>