updateADLTree.php

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<?php

// please contact alex.killing (at) gmx.de
die("Deprecated.");

/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2007 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. |
        +-----------------------------------------------------------------------------+
*/
/*
        Script to update JSON Data for the activitytree - reads all manifest files in lm_data and updates 
        the filed activitytree in cp_package
        
        @author Hendrik Holtmann <holtmann@mac.com>
        
        This software is provided "AS IS," without a warranty of any kind.  ALL 
        EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING 
        ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE 
        OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED.  ADL Co-Lab Hub AND ITS LICENSORS 
        SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF 
        USING, MODIFYING OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES.  IN NO 
        EVENT WILL ADL Co-Lab Hub OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, 
        PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, 
        INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE 
        THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE 
        SOFTWARE, EVEN IF ADL Co-Lab Hub HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH 
        DAMAGES.
*/

        require_once("adlparser/SeqTreeBuilder.php");
        require_once("../../../Services/Init/classes/class.ilIniFile.php");
        
        //find all folders containing data
        //initIliasIniFile()
        
        $ini=new ilIniFile("../../../ilias.ini.php");
        $ini->read();


        
        //define constants
    define("ILIAS_WEB_DIR",$ini->readVariable("clients","path"));
    define("ILIAS_ABSOLUTE_PATH",$ini->readVariable('server','absolute_path'));
        define("ILIAS_CLIENT_ID",$ini->readVariable('clients','default'));
        define("ILIAS_CLIENT_INI",$ini->readVariable('clients','inifile'));
        
        //build datapath for this ilias installation
        $search_path=ILIAS_ABSOLUTE_PATH."/".ILIAS_WEB_DIR."/".ILIAS_CLIENT_ID."/lm_data";
        
        //client ini
        $client_ini=ILIAS_ABSOLUTE_PATH."/".ILIAS_WEB_DIR."/".ILIAS_CLIENT_ID."/".ILIAS_CLIENT_INI;

        //get db connection data from client_ini
        $cini=new ilIniFile($client_ini);
        $cini->read();
        define("ILIAS_DB_NAME",$cini->readVariable("db","name"));
        define("ILIAS_DB_HOST",$cini->readVariable("db","host"));       
        define("ILIAS_DB_USER",$cini->readVariable("db","user"));
        define("ILIAS_DB_PASS",$cini->readVariable("db","pass"));
        define("ILIAS_DB_TYPE",$cini->readVariable("db","type"));
        
        //init db-connection

        $dbh = mysql_connect(ILIAS_DB_HOST, ILIAS_DB_USER, ILIAS_DB_PASS)  or die("Unable to connect to MySQL");
        $sel_db = mysql_select_db(ILIAS_DB_NAME,$dbh);
        
        //start directory processing - one level only
        
        $dirs=array();
        $d = dir($search_path);
    while (false !== ($entry = $d->read())) {
        if($entry != '.' && $entry != '..' && is_dir($search_path."/".$entry)) {
                        array_push($dirs, $entry);
                }
    }
    $d->close();
        
        //iterate over array
        
        for ($i=0;$i<count($dirs);$i++) {
                //check for imsmanifest
                $toparse=$search_path."/".$dirs[$i]."/imsmanifest.xml";
                if (is_file($toparse)) {
                        //check for DB entry
                        //get id
                        $id = $webdir=str_replace("lm_","",$dirs[$i]);  
                        $result = mysql_query("SELECT * FROM cp_package WHERE(obj_id=$id)");
                        $row = mysql_fetch_array($result,MYSQL_ASSOC);
                        if (count($row)>0 && strlen($row['jsdata'])>10) {
                                //create new parser
                                $builder=new SeqTreeBuilder();
                                $ret=$builder->buildNodeSeqTree($toparse);
                                $global=$ret['global'];
                                $adltree=mysql_escape_string(json_encode($ret['tree']));
                                $result_update = mysql_query("UPDATE cp_package SET activitytree='$adltree',global_to_system='$global' WHERE(obj_id=$id)") or die(mysql_error());
                                echo "Updated activitytree for: ".$dirs[$i]." Global:".$global." \n";
                        }
                }
        }

        mysql_close($dbh);

?>