class.ilObjCategory.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 "./Services/Container/classes/class.ilContainer.php";


class ilObjCategory extends ilContainer
{
        function ilObjCategory($a_id = 0,$a_call_by_reference = true)
        {
                global $ilBench;

                $ilBench->start("Core", "ilObjCategory_Constructor");

                $this->type = "cat";
                $this->ilContainer($a_id,$a_call_by_reference);

                $ilBench->stop("Core", "ilObjCategory_Constructor");
        }
        

        function delete()
        {
                global $ilDB,$ilAppEventHandler;
                
                // always call parent delete function first!!
                if (!parent::delete())
                {
                        return false;
                }
                
                // put here category specific stuff
                include_once('./Services/User/classes/class.ilObjUserFolder.php');
                ilObjUserFolder::_updateUserFolderAssignment($this->ref_id,USER_FOLDER_ID);             

                $query = "DELETE FROM object_translation WHERE obj_id = ".$ilDB->quote($this->getId(),'integer');
                $res = $ilDB->manipulate($query);
                
                $ilAppEventHandler->raise('Modules/Category',
                        'delete',
                        array('object' => $this,
                                'obj_id' => $this->getId()));
                
                return true;
        }
        
        function getTranslations()
        {
                global $ilDB;
                
                $q = "SELECT * FROM object_translation WHERE obj_id = ".
                        $ilDB->quote($this->getId(),'integer')." ORDER BY lang_default DESC";
                $r = $this->ilias->db->query($q);
                
                $num = 0;

                while ($row = $r->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $data["Fobject"][$num]= array("title"   => $row->title,
                                                                                  "desc"        => $row->description,
                                                                                  "lang"        => $row->lang_code
                                                                                  );
                $num++;
                }

                // first entry is always the default language
                $data["default_language"] = 0;

                return $data ? $data : array(); 
        }
        
        // remove all Translations of current category
        function removeTranslations()
        {
                global $ilDB;
                
                $query = "DELETE FROM object_translation WHERE obj_id= ".
                        $ilDB->quote($this->getId(),'integer');
                $res = $ilDB->manipulate($query);
        }
        
        // add a new translation to current category
        function addTranslation($a_title,$a_desc,$a_lang,$a_lang_default)
        {
                global $ilDB;
                
                if (empty($a_title))
                {
                        $a_title = "NO TITLE";
                }

                $query = "INSERT INTO object_translation ".
                         "(obj_id,title,description,lang_code,lang_default) ".
                         "VALUES ".
                         "(".$ilDB->quote($this->getId(),'integer').",".
                                $ilDB->quote($a_title,'text').",".$ilDB->quote($a_desc,'text').",".
                                $ilDB->quote($a_lang,'text').",".$ilDB->quote($a_lang_default,'integer').")";
                $res = $ilDB->manipulate($query);

                return true;
        }
        
        // update a translation to current category
        function updateTranslation($a_title,$a_desc,$a_lang,$a_lang_default)
        {
                global $ilDB, $ilLog;
                
                if (empty($a_title))
                {
                        $a_title = "NO TITLE";
                }

                $query = "UPDATE object_translation ".
                         "SET title = ". $ilDB->quote($a_title,'text').",".
                                  "description = ".$ilDB->quote($a_desc,'text').",".
                                  "lang_code = ".$ilDB->quote($a_lang,'text') . ",". 
                                  "lang_default = ".$ilDB->quote($a_lang_default,'integer')." ".
                         "WHERE ".
                         " obj_id = ".$ilDB->quote($this->getId(),'integer');
                $res = $ilDB->manipulate($query);

                return true;
        }
        
        public function cloneObject($a_target_id,$a_copy_id = 0)
        {
                global $ilDB,$ilUser;
                
                $new_obj = parent::cloneObject($a_target_id,$a_copy_id);

                /*       done in class.ilContainer      
                include_once('./Services/Container/classes/class.ilContainerSortingSettings.php');
                ilContainerSortingSettings::_cloneSettings($this->getId(),$new_obj->getId());
                */
                $first = true;
                $translations = $this->getTranslations();
                if(is_array($translations['Fobject']))
                {
                        foreach($translations['Fobject'] as $num => $translation)
                        {
                                $new_obj->addTranslation($translation['title'],$translation['desc'],$translation['lang'],$first);
                                
                                if($first)
                                {
                                        $first = false;
                                }
                        }
                }
                
                // clone icons
                $new_obj->saveIcons($this->getBigIconPath(),
                        $this->getSmallIconPath(),
                        $this->getTinyIconPath());
                
                
                return $new_obj;
        }
} // END class.ilObjCategory
?>