classes/class.ilBookmarkFolder.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. |
        +-----------------------------------------------------------------------------+
*/

class ilBookmarkFolder
{
        var $tree;

        var $ilias;

        var $id;
        var $title;
        var $parent;

        function ilBookmarkFolder($a_bmf_id = 0, $a_tree_id = 0)
        {
                global $ilias;

                // Initiate variables
                $this->ilias =& $ilias;
                if ($a_tree_id == 0)
                {
                        $a_tree_id = $_SESSION["AccountId"];
                }

                $this->tree = new ilTree($a_tree_id);
                $this->tree->setTableNames('bookmark_tree','bookmark_data');
                $this->id = $a_bmf_id;

                if(!empty($this->id))
                {
                        $this->read();
                }
        }

        function read()
        {
                global $ilias;

                $q = "SELECT * FROM bookmark_data WHERE obj_id = ".$this->ilias->db->quote($this->getId());
                $bmf_set = $this->ilias->db->query($q);
                if ($bmf_set->numRows() == 0)
                {
                        $message = "ilBookmarkFolder::read(): Bookmark Folder with id ".$this->getId()." not found!";
                        $ilias->raiseError($message,$ilias->error_obj->WARNING);
                }
                else
                {
                        $bmf = $bmf_set->fetchRow(DB_FETCHMODE_ASSOC);
                        $this->setTitle($bmf["title"]);
                        $this->setParent($this->tree->getParentId($this->getId()));
                }
        }

        function delete()
        {
                $q = "DELETE FROM bookmark_data WHERE obj_id = ".$this->ilias->db->quote($this->getId());
                $this->ilias->db->query($q);
        }

        function createNewBookmarkTree()
        {
                global $ilDB;

                /*
                $q = "INSERT INTO bookmark_data (user_id, title, target, type) ".
                        "VALUES ('".$this->tree->getTreeId()."','dummy_folder','','bmf')";
                $ilDB->query($q);*/
                //$this->tree->addTree($this->tree->getTreeId(), $ilDB->getLastInsertId());
                $this->tree->addTree($this->tree->getTreeId(), 1);
        }

        function create()
        {
                $q = sprintf(
                                "INSERT INTO bookmark_data (user_id, title, type) ".
                                "VALUES (%s,%s,%s)",
                                $this->ilias->db->quote($_SESSION["AccountId"]),
                                $this->ilias->db->quote($this->getTitle()),
                                $this->ilias->db->quote('bmf')
                        );

                $this->ilias->db->query($q);
                $this->setId($this->ilias->db->getLastInsertId());
                $this->tree->insertNode($this->getId(), $this->getParent());
        }
        function update()
        {
                $q = sprintf(
                                "UPDATE bookmark_data SET title=%s ".
                                "WHERE obj_id=%s",
                                $this->ilias->db->quote($this->getTitle()),
                                $this->ilias->db->quote($this->getId())
                        );
                $this->ilias->db->query($q);
        }


        function getId()
        {
                return $this->id;
        }

        function setId($a_id)
        {
                $this->id = $a_id;
        }

        function getTitle()
        {
                return $this->title;
        }

        function setTitle($a_title)
        {
                $this->title = $a_title;
        }

        function getParent()
        {
                return $this->parent;
        }

        function setParent($a_parent_id)
        {
                $this->parent = $a_parent_id;
        }

        function _lookupTitle($a_bmf_id)
        {
                global $ilDB;

                $q = "SELECT * FROM bookmark_data WHERE obj_id = ".$ilDB->quote($a_bmf_id);
                $bmf_set = $ilDB->query($q);
                $bmf = $bmf_set->fetchRow(DB_FETCHMODE_ASSOC);

                return $bmf["title"];
        }

        function getObjects($a_id)
        {
                $a_tree_id = $_SESSION["AccountId"];
                $tree = new ilTree($a_tree_id);
                $tree->setTableNames('bookmark_tree','bookmark_data');

                if(empty($a_id))
                {
                        $a_id = $tree->getRootId();
                }

                $childs = $tree->getChilds($a_id, "title");

                $objects = array();
                $bookmarks = array();

                foreach ($childs as $key => $child)
                {
                        switch ($child["type"])
                        {
                                case "bmf":
                                        $objects[] = $child;
                                        break;

                                case "bm":
                                        $bookmarks[] = $child;
                                        break;
                        }
                }
                foreach ($bookmarks as $key => $bookmark)
                {
                        $objects[] = $bookmark;
                }
                return $objects;
        }
        function getObject($a_id)
        {
                $a_tree_id = $_SESSION["AccountId"];
                $tree = new ilTree($a_tree_id);
                $tree->setTableNames('bookmark_tree','bookmark_data');

                if(empty($a_id))
                {
                        $a_id = $tree->getRootId();
                }

                $object = $tree->getNodeData($a_id);
                return $object;
        }

        function isRootFolder($a_id)
        {
                $a_tree_id = $_SESSION["AccountId"];
                $tree = new ilTree($a_tree_id);
                $tree->setTableNames('bookmark_tree','bookmark_data');

                if ($a_id == $tree->getRootId())
                {
                        return true;
                }
                else
                {
                        return false;
                }
        }

        function getRootFolder()
        {
                $a_tree_id = $_SESSION["AccountId"];
                $tree = new ilTree($a_tree_id);
                $tree->setTableNames('bookmark_tree','bookmark_data');

                return $tree->getRootId();
        }

        function _getParentId($a_id)
        {
                $a_tree_id = $_SESSION["AccountId"];
                $tree = new ilTree($a_tree_id);
                $tree->setTableNames('bookmark_tree','bookmark_data');
                return $tree->getParentId($a_id);
        }

}
?>