class.ilSoapLMStructureReader.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 "./webservice/soap/classes/class.ilSoapStructureReader.php";
include_once "./webservice/soap/classes/class.ilSoapStructureObjectFactory.php";

class ilSoapLMStructureReader extends ilSoapStructureReader
{

        public function __construct($object)
        {
                parent::__construct($object);
        }

        function _parseStructure () {
                // get all child nodes in LM
                $ctree =& $this->object->getLMTree();

                $nodes = $ctree->getSubtree($ctree->getNodeData($ctree->getRootId()));

                $currentParentStructureObject = $this->structureObject;
                $currentParent = 1;

                $parents = array ();
                $parents [$currentParent]= $currentParentStructureObject;

                $lastStructureObject = null;
                $lastNode = null;
                $i =0;
                foreach($nodes as $node)
                {

                        // only pages and chapters
                        if($node["type"] == "st" || $node["type"] == "pg")
                        {
//                              print_r($node);
//                              echo $node["parent"]."<br>";
//                              echo $node["obj_id"]."<br>";
//                              echo $node["title"]."<br>";
//                              print_r($parents);
//                              echo "<br>";

                                // parent has changed, to build a tree
                                if ($currentParent != $node["parent"])
                                {
                                        // did we passed this parent before?

                                        if (array_key_exists($node["parent"], $parents))
                                        {
//                                              echo "current_parent:".$currentParent."\n";
//                                              echo "parent:".$node["parent"]."\n";
//                                              // yes, we did, so use the known parent object
//                                              print_r($parents);
                                                $currentParentStructureObject = $parents[$node["parent"]];

//                                              print_r($currentParentStructureObject);
//
//                                              die();
                                        }
                                        else
                                        {
                                                // no, we did not, so use the last inserted structure as new parent
                                                if ($lastNode["type"] != "pg")
                                                {
                                                        $parents[$lastNode["child"]] = $lastStructureObject;
                                                        $currentParentStructureObject = $lastStructureObject;
                                                }

                                        }
                                         $i++;
                                        $currentParent = $lastNode["child"];
                                }

                                $lastNode = $node;

                                $lastStructureObject = ilSoapStructureObjectFactory::getInstance ($node["obj_id"],$node["type"], $node["title"], $node["description"], $this->getObject()->getRefId());

                                $currentParentStructureObject->addStructureObject( $lastStructureObject);

                        }
                }

//              print_r($this->structureObject);
//
//              die();
        }




}

?>