class.ilObjCloudAccess.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Repository/classes/class.ilObjectPluginAccess.php");
include_once("class.ilCloudConnector.php");
include_once("class.ilObjCloud.php");

class ilObjCloudAccess extends ilObjectAccess
{
    protected static $access_cache = array();


    public static function _getCommands()
    {
        $commands = array(
            array( "permission" => "read", "cmd" => "render", "lang_var" => "show", "default" => true ),
            array( "permission" => "write", "cmd" => "editSettings", "lang_var" => "settings" ),
        );

        return $commands;
    }


    public function _checkAccess($a_cmd, $a_permission, $a_ref_id, $a_obj_id, $a_user_id = "")
    {
        global $DIC;
        $ilUser = $DIC['ilUser'];
        $rbacsystem = $DIC['rbacsystem'];
        $rbacreview = $DIC['rbacreview'];

        $object = new ilObjCloud($a_ref_id);

        try {
            ilCloudConnector::checkServiceActive($object->getServiceName());
        } catch (Exception $e) {
            return false;
        }

        if ($a_user_id == "") {
            $a_user_id = $ilUser->getId();
        }

        if (!ilObjCloudAccess::checkAuthStatus($a_obj_id) && $a_user_id != $object->getOwnerId() && !$rbacreview->isAssigned($a_user_id, 2)) {
            return false;
        }

        switch ($a_permission) {
            case "visible":
            case "read":
                if (!ilObjCloudAccess::checkOnline($a_obj_id) && !$rbacsystem->checkAccessOfUser($a_user_id, "write", $a_ref_id)) {
                    return false;
                }
                break;
        }

        return true;
    }


    public static function _checkGoto($a_target)
    {
        global $DIC;
        $ilAccess = $DIC['ilAccess'];

        $t_arr = explode("_", $a_target);

        if ($ilAccess->checkAccess("read", "", $t_arr[1])) {
            return true;
        }

        return false;
    }


    public static function checkOnline($a_id)
    {
        global $DIC;
        $ilDB = $DIC['ilDB'];

        if (!isset(self::$access_cache[$a_id]["online"])) {
            $set = $ilDB->query("SELECT is_online FROM il_cld_data " . " WHERE id = " . $ilDB->quote($a_id, "integer"));
            $rec = $ilDB->fetchAssoc($set);
            self::$access_cache[$a_id]["online"] = (boolean) ($rec["is_online"]);
        }

        return self::$access_cache[$a_id]["online"];
    }


    public static function checkAuthStatus($a_id)
    {
        global $DIC;
        $ilDB = $DIC['ilDB'];

        if (!isset(self::$access_cache[$a_id]["auth_status"])) {
            $set = $ilDB->query("SELECT auth_complete FROM il_cld_data " . " WHERE id = " . $ilDB->quote($a_id, "integer"));
            $rec = $ilDB->fetchAssoc($set);
            self::$access_cache[$a_id]["auth_status"] = (boolean) $rec["auth_complete"];
        }

        return self::$access_cache[$a_id]["auth_status"];
    }
}