class.ilObjBibliographicAccess.php

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<?php

/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

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

class ilObjBibliographicAccess extends ilObjectAccess
{
    public function _getCommands()
    {
        $commands = array
        (
            array("permission" => "read", "cmd" => "render", "lang_var" => "show", "default" => true),
            array("permission" => "write", "cmd" => "view", "lang_var" => "edit_content"),
            array("permission" => "write", "cmd" => "edit", "lang_var" => "settings")
        );

        return $commands;
    }

    public function _checkGoto($a_target)
    {
        global $ilAccess, $lng;
        $t_arr = explode("_", $a_target);

        if ($t_arr[0] != "bibl" || ((int) $t_arr[1]) <= 0)
        {
            return false;
        }

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

        $object_title = ilObject::_lookupTitle(ilObject::_lookupObjId($t_arr[1]));
        ilUtil::sendFailure(sprintf($lng->txt("msg_no_perm_read_item"), $object_title), true);
        return false;
    }

    public function _checkAccess($a_cmd, $a_permission, $a_ref_id, $a_obj_id, $a_user_id = "")
    {
        global $ilUser, $lng, $rbacsystem, $ilAccess;

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

        switch ($a_cmd)
        {
            case "view":
                if(!self::_lookupOnline($a_obj_id)
                    && !$rbacsystem->checkAccessOfUser($a_user_id,'write',$a_ref_id))
                {
                    $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("offline"));
                    return false;
                }
                break;

            // for permission query feature
            case "infoScreen":
                if(!self::_lookupOnline($a_obj_id))
                {
                    $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("offline"));
                }
                else
                {
                    $ilAccess->addInfoItem(IL_STATUS_MESSAGE, $lng->txt("online"));
                }
                break;

        }
        switch($a_permission)
        {
            case "read":
            case "visible":
                if (!self::_lookupOnline($a_obj_id) &&
                    (!$rbacsystem->checkAccessOfUser($a_user_id, 'write', $a_ref_id)))
                {
                    $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("offline"));
                    return false;
                }
                break;
        }

        return true;
    }

    public static function _lookupOnline($a_id){

        global $ilDB;

        $q = "SELECT is_online FROM il_bibl_data WHERE id = ".
            $ilDB->quote($a_id, "integer");

        $bibl_set = $ilDB->query($q);
        $bibl_rec = $ilDB->fetchAssoc($bibl_set);

        return $bibl_rec["is_online"];

    }

}

?>