class.ilObjFolderAccess.php

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<?php

/* Copyright (c) 1998-2011 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("classes/class.ilObjectAccess.php");

class ilObjFolderAccess extends ilObjectAccess
{
    private static $folderSettings; 
    
    function _construct () {
        parent::__construct();
    }
    
    private static function getFolderSettings() {
        if (is_null (ilObjFolderAccess::$folderSettings))
        {
           ilObjFolderAccess::$folderSettings = new ilSetting('fold');
        }
        return ilObjFolderAccess::$folderSettings;
    }
     
    
        function _getCommands()
        {
                $commands = array();
                $commands[] = array("permission" => "read", "cmd" => "view", "lang_var" => "show", "default" => true);
                // why here, why read permission? it just needs info_screen_enabled = true in ilObjCategoryListGUI (alex, 30.7.2008)
                // this is not consistent, with all other objects...
                //$commands[] = array("permission" => "read", "cmd" => "showSummary", "lang_var" => "info_short", "enable_anonymous" => "false");
                if (ilObjFolderAccess::hasDownloadAction($_GET["ref_id"]))
                {
                    $commands[] = array("permission" => "read", "cmd" => "downloadFolder", "lang_var" => "download", "enable_anonymous" => "false");
                }
                // BEGIN WebDAV: Mount Webfolder.
                include_once ('Services/WebDAV/classes/class.ilDAVActivationChecker.php');
                if (ilDAVActivationChecker::_isActive())
                {
                        include_once './Services/WebDAV/classes/class.ilDAVUtils.php';
                        if(ilDAVUtils::getInstance()->isLocalPasswordInstructionRequired())
                        {
                                $commands[] = array('permission' => 'read', 'cmd' => 'showPasswordInstruction', 'lang_var' => 'mount_webfolder', 'enable_anonymous' => 'false');
                        }
                        else
                        {
                                $commands[] = array("permission" => "read", "cmd" => "mount_webfolder", "lang_var" => "mount_webfolder", "enable_anonymous" => "false");
                        }
                }
                $commands[] = array("permission" => "write", "cmd" => "edit", "lang_var" => "edit");
                
                return $commands;
        }

        
        private function hasDownloadAction ($ref_id)
        {
            global $tree, $ilUser;
            $settings = ilObjFolderAccess::getFolderSettings();
                // default value should reflect previous behaviour (-> 0)
            if ($settings->get("enable_download_folder", 0) != 1)
                return false;
                
            /*
             * deactivated check for now, because wrong ref_id here!
             
            $children = $tree->getChildsByTypeFilter($ref_id, array("file","fold"));

            // no children at all, so no download button
            if (count ($children) == 0)
                return false;
            // check if at least one of the children has a read permission
            foreach ($children as $child)
                {
                        if ($rbacsystem->checkAccessOfUser($ilUser->getId(), "read", $child["ref_id"]))
                                return true;
                }
                return false;
            */
            return true;
        }

}

?>