classes/class.ilObjLearningObjectGUI.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 "class.ilObjectGUI.php";

//class ilLearningObjectGUI extends ilObjectGUI
//{
        function ilLearningObjectGUI($a_data,$a_id,$a_call_by_reference)
        {
                $this->type = "lo";
                $this->ilObjectGUI($a_data,$a_id,$a_call_by_reference);
        } 

        function viewObject()
        {
                global $rbacsystem, $tree, $tpl;
                
                if (empty($_GET["lo_id"]))
                {
                        $_GET["lo_id"] = $_GET["obj_id"];
                        $_GET["lo_parent"] = $_GET["parent"];
                }

                if (empty($_GET["lo_parent"]))
                {
                        $_GET["lo_parent"] = $_GET["lm_id"];
                }
                
                // TODO get rid of these $_GET variables
                $lotree = new ilTree($_GET["lm_id"],$_GET["lm_id"]);
                //prepare objectlist
                $this->data = array();
                $this->data["data"] = array();
                $this->data["ctrl"] = array();

                $this->data["cols"] = array("", "view", "title", "description", "last_change");
                
                $lo_childs = $lotree->getChilds($_GET["lo_id"], $a_order, $a_direction);

                foreach ($lo_childs as $key => $val)
            {
                        // visible
                        //if (!$rbacsystem->checkAccess("visible",$val["id"]))
                        //{
                        //      continue;
                        //}
        
                        //visible data part
                        $this->data["data"][] = array(
                                "type" => "<img src=\"".$tpl->tplPath."/images/enlarge.gif\" border=\"0\">",
                                "title" => $val["title"],
                                "description" => $val["desc"],
                                "last_change" => $val["last_update"]
                        );

                        //control information
                        $this->data["ctrl"][] = array(
                                "type" => $val["type"],
                                "obj_id" => $_GET["obj_id"],
                                "parent" => $_GET["parent"],
                                "parent_parent" => $val["parent_parent"],
                                "lm_id" => $_GET["lm_id"],
                                "lo_id" => $val["child"],
                                "lo_parent" => $val["parent"]
                        );
            } //foreach

                $this->setLOLocator($lotree, $_GET["lo_id"], $_GET["lo_parent"]); 
                
                parent::displayList();
        }
        function setLOLocator($a_tree = "", $a_obj_id = "", $a_parent = "", $a_parent_parent = "")
        {
                if (!is_object($a_tree))
                {
                        $a_tree =& $this->tree;
                }

                if (!($a_obj_id))
                {
                        $a_obj_id = $_GET["obj_id"];
                }

                if (!($a_parent))
                {
                        $a_parent = $_GET["parent"];
                }

                if (!($a_parent_parent))
                {
                        $a_parent_parent = $_GET["parent_parent"];
                }

                global $lng;

                $this->tpl->addBlockFile("LOCATOR", "locator", "tpl.locator.html");

                if ($a_parent_parent)
                {
                        $path = $a_tree->getPathFull($a_parent);
                }
                else
                {
                        $path = $a_tree->getPathFull($a_obj_id);
                }

                //check if object isn't in tree, this is the case if parent_parent is set
                if ($a_parent_parent)
                {
                        //$subObj = getObject($a_obj_id);
                        $subObj =& $this->ilias->obj_factory->getInstanceByObjId($a_obj_id);

                        $path[] = array(
                                "id"     => $a_obj_id,
                                "title"  => $this->lng->txt($subObj->getTitle()),
                                "parent" => $a_parent,
                                "parent_parent" => $a_parent_parent
                                );
                }

                foreach ($path as $key => $row)
                {
                        if ($key < count($path)-1)
                        {
                                $this->tpl->touchBlock("locator_separator");
                        }

                        $this->tpl->setCurrentBlock("locator_item");
                        $this->tpl->setVariable("ITEM", $row["title"]);
                        $this->tpl->parseCurrentBlock();

                        if ($row["child"] == $_GET["lm_id"])
                        {
                                $type_lo = "type=lo&";
                        }
                }

                $this->tpl->setCurrentBlock("locator");

                $this->tpl->setVariable("TXT_PATH","LO-Path: ");
                $this->tpl->parseCurrentBlock();
        }

        function displayStructure ($a_tree)
        {
                echo "<table border=\"1\">" . "<tr>" . "<th>id</th>" . "<th>value</th>" . "<th>name</th>" . "<th>type</th>" . "<th>depth</th>" . "<th>parent</th>" . "<th>first</th>" . "<th>prev</th>" . "<th>next</th>" . "<th>left</th>" . "<th>right</th>" . "<th>db_id</th>" . "</tr>";

                foreach ($a_tree as $id => $node)
                {
                        echo "<tr>";
                        echo "<td>" . $id . "</td>";

                        foreach ($node as $key => $value)
                        {
                                echo "<td>" . $value . "</td>";
                        } 
                        echo "</tr>";
                }
                echo "</table>";
        }
//}
?>