class.ilObjCourseReferenceListGUI.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2006 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 "./Modules/Course/classes/class.ilObjCourseListGUI.php";

class ilObjCourseReferenceListGUI extends ilObjCourseListGUI
{
        protected $reference_obj_id = null;
        protected $reference_ref_id = null;
        protected $deleted = false;
        
        public function __construct()
        {
                parent::__construct();
        }
        
        public function getIconImageType() 
        {
                return 'crsr';
        }
        
        public function getCommandId()
        {
                return $this->reference_ref_id;
        }
        
        function init()
        {
                $this->copy_enabled = false;
                $this->static_link_enabled = false;
                $this->delete_enabled = true;
                $this->cut_enabled = true;
                $this->subscribe_enabled = true;
                $this->link_enabled = false;
                $this->payment_enabled = true;
                $this->info_screen_enabled = true;
                $this->type = "crs";
                $this->gui_class_name = "ilobjcoursegui";
                
                include_once('Services/AdvancedMetaData/classes/class.ilAdvancedMDSubstitution.php');
                $this->substitutions = ilAdvancedMDSubstitution::_getInstanceByObjectType($this->type);
                if($this->substitutions->isActive())
                {
                        $this->substitutions_enabled = true;
                }
        }
        
        
        
        function initItem($a_ref_id, $a_obj_id, $a_title = "", $a_description = "")
        {
                global $ilBench,$ilAccess,$tree;
                
                $this->reference_ref_id = $a_ref_id;
                $this->reference_obj_id = $a_obj_id;
                
                
                include_once('./Services/ContainerReference/classes/class.ilContainerReference.php');
                $target_obj_id = ilContainerReference::_lookupTargetId($a_obj_id);
                
                $target_ref_ids = ilObject::_getAllReferences($target_obj_id);
                $target_ref_id = current($target_ref_ids);
                $target_title = ilContainerReference::_lookupTitle($a_obj_id);
                $target_description = ilObject::_lookupDescription($target_obj_id);

                $this->deleted = $tree->isDeleted($target_ref_id);
                
                $ilBench->start("ilObjCourseListGUI", "1000_checkAllConditions");
                $this->conditions_ok = ilConditionHandler::_checkAllConditionsOfTarget($target_ref_id,$target_obj_id);
                $ilBench->stop("ilObjCourseListGUI", "1000_checkAllConditions");
                
                
                parent::initItem($target_ref_id, $target_obj_id,$target_title,$target_description);

                // general commands array
                include_once('./Modules/CourseReference/classes/class.ilObjCourseReferenceAccess.php');
                $this->commands = ilObjCourseReferenceAccess::_getCommands($this->reference_ref_id);
                
                if($ilAccess->checkAccess('write','',$this->reference_ref_id) or $this->deleted)
                {
                        $this->info_screen_enabled = false;
                }
                else
                {
                        $this->info_screen_enabled = true;
                }
        }
        
        function getProperties()
        {
                global $lng,$ilUser,$tree;

                $props = parent::getProperties();

                // offline
                if($this->deleted)
                {
                        $props[] = array("alert" => true, "property" => $lng->txt("status"),
                                "value" => $lng->txt("reference_deleted"));
                }

                return $props ? $props : array();
        }       
        
        public function checkCommandAccess($a_permission,$a_cmd,$a_ref_id,$a_type)
        {
                // Check edit reference against reference edit permission
                switch($a_cmd)
                {
                        case 'editReference':
                                return parent::checkCommandAccess($a_permission, $a_cmd, $this->getCommandId(), $a_type);
                }

                switch($a_permission)
                {
                        case 'copy':
                        case 'delete':
                                // check against target ref_id
                                return parent::checkCommandAccess($a_permission, $a_cmd, $this->getCommandId(), $a_type);

                        default:
                                // check against reference
                                return parent::checkCommandAccess($a_permission, $a_cmd, $a_ref_id, $a_type);
                }
        }
        
        public function getCommandLink($a_cmd)
        {
                global $ilCtrl;
                
                switch($a_cmd)
                {
                        case 'editReference':
                                $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $this->getCommandId());
                                $cmd_link = $ilCtrl->getLinkTargetByClass("ilrepositorygui", $a_cmd);
                                $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $_GET["ref_id"]);
                                return $cmd_link;

                        default:
                                $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $this->ref_id);
                                $cmd_link = $ilCtrl->getLinkTargetByClass("ilrepositorygui", $a_cmd);
                                $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $_GET["ref_id"]);
                                return $cmd_link;
                }
        }
}
?>