function dbupdate()
    {
        startup_gettext();
        if (!SINGLE_USER_MODE && $_SESSION["access_level"] < 10) {
            $_SESSION["login_error_msg"] = __("Your access level is insufficient to run this script.");
            render_login_form();
            exit;
        }
        ?>
<html>
			<head>
			<title>Database Updater</title>
			<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
			<link rel="stylesheet" type="text/css" href="css/utility.css"/>
			</head>
			<style type="text/css">
				span.ok { color : #009000; font-weight : bold; }
				span.err { color : #ff0000; font-weight : bold; }
			</style>
		<body>
			<script type='text/javascript'>
			function confirmOP() {
				return confirm("Update the database?");
			}
			</script>

			<div class="floatingLogo"><img src="images/logo_small.png"></div>

			<h1><?php 
        echo __("Database Updater");
        ?>
</h1>

			<div class="content">

			<?php 
        @($op = $_REQUEST["subop"]);
        $updater = new DbUpdater(Db::get(), DB_TYPE, SCHEMA_VERSION);
        if ($op == "performupdate") {
            if ($updater->isUpdateRequired()) {
                print "<h2>Performing updates</h2>";
                print "<h3>Updating to schema version " . SCHEMA_VERSION . "</h3>";
                print "<ul>";
                for ($i = $updater->getSchemaVersion() + 1; $i <= SCHEMA_VERSION; $i++) {
                    print "<li>Performing update up to version {$i}...";
                    $result = $updater->performUpdateTo($i);
                    if (!$result) {
                        print "<span class='err'>FAILED!</span></li></ul>";
                        print_warning("One of the updates failed. Either retry the process or perform updates manually.");
                        print "<p><form method=\"GET\" action=\"index.php\">\n\t\t\t\t\t\t\t\t<input type=\"submit\" value=\"" . __("Return to Tiny Tiny RSS") . "\">\n\t\t\t\t\t\t\t\t</form>";
                        break;
                    } else {
                        print "<span class='ok'>OK!</span></li>";
                    }
                }
                print "</ul>";
                print_notice("Your Tiny Tiny RSS database is now updated to the latest version.");
                print "<p><form method=\"GET\" action=\"index.php\">\n\t\t\t\t\t\t<input type=\"submit\" value=\"" . __("Return to Tiny Tiny RSS") . "\">\n\t\t\t\t\t\t</form>";
            } else {
                print "<h2>Your database is up to date.</h2>";
                print "<p><form method=\"GET\" action=\"index.php\">\n\t\t\t\t\t\t<input type=\"submit\" value=\"" . __("Return to Tiny Tiny RSS") . "\">\n\t\t\t\t\t\t</form>";
            }
        } else {
            if ($updater->isUpdateRequired()) {
                print "<h2>Database update required</h2>";
                print "<h3>";
                printf("Your Tiny Tiny RSS database needs update to the latest version: %d to %d.", $updater->getSchemaVersion(), SCHEMA_VERSION);
                print "</h3>";
                print_warning("Please backup your database before proceeding.");
                print "<form method='POST'>\n\t\t\t\t\t\t\t<input type='hidden' name='subop' value='performupdate'>\n\t\t\t\t\t\t\t<input type='submit' onclick='return confirmOP()' value='" . __("Perform updates") . "'>\n\t\t\t\t\t\t</form>";
            } else {
                print_notice("Tiny Tiny RSS database is up to date.");
                print "<p><form method=\"GET\" action=\"index.php\">\n\t\t\t\t\t\t\t<input type=\"submit\" value=\"" . __("Return to Tiny Tiny RSS") . "\">\n\t\t\t\t\t\t</form>";
            }
        }
        ?>

			</div>
			</body>
			</html>
		<?php 
    }
            }
            $filter["enabled"] = $line["enabled"] ? "on" : "off";
            $filter["rule"] = array(json_encode(array("reg_exp" => $line["reg_exp"], "feed_id" => $feed_id, "filter_type" => $line["filter_type"])));
            $filter["action"] = array(json_encode(array("action_id" => $line["action_id"], "action_param_label" => $line["action_param"], "action_param" => $line["action_param"])));
            // Oh god it's full of hacks
            $_REQUEST = $filter;
            $_SESSION["uid"] = $owner_uid;
            $filters = new Pref_Filters($_REQUEST);
            $filters->add();
        }
    }
}
if (isset($options["update-schema"])) {
    _debug("checking for updates (" . DB_TYPE . ")...");
    $updater = new DbUpdater(Db::get(), DB_TYPE, SCHEMA_VERSION);
    if ($updater->isUpdateRequired()) {
        _debug("schema update required, version " . $updater->getSchemaVersion() . " to " . SCHEMA_VERSION);
        _debug("WARNING: please backup your database before continuing.");
        _debug("Type 'yes' to continue.");
        if (read_stdin() != 'yes') {
            exit;
        }
        for ($i = $updater->getSchemaVersion() + 1; $i <= SCHEMA_VERSION; $i++) {
            _debug("performing update up to version {$i}...");
            $result = $updater->performUpdateTo($i);
            _debug($result ? "OK!" : "FAILED!");
            if (!$result) {
                return;
            }
        }
    } else {