<?php
/**
 * @copyright Copyright (C) 2008-10, Sean Werkema. All rights reserved.
 * @copyright 2016 Vanilla Forums Inc. (changes only)
 * @license BSDv2
 */

namespace Nbbc;

//-----------------------------------------------------------------------------
//
//  nbbc_main.php
//
//  This file is part of NBBC, the New BBCode Parser.
//
//  NBBC implements a fully-validating, high-speed, extensible parser for the
//  BBCode document language.  Its output is XHTML 1.0 Strict conformant no
//  matter what its input is.  NBBC supports the full standard BBCode language,
//  as well as comments, columns, enhanced quotes, spoilers, acronyms, wiki
//  links, several list styles, justification, indentation, and smileys, among
//  other advanced features.
//
//-----------------------------------------------------------------------------
//
//  Copyright (c) 2008-9, the Phantom Inker.  All rights reserved.
//  
//
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions
//  are met:
//
//    * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//
//    * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in
//       the documentation and/or other materials provided with the
//       distribution.
//
//  THIS SOFTWARE IS PROVIDED BY THE PHANTOM INKER "AS IS" AND ANY EXPRESS
//  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
//  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
//  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
//  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
//  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
//  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
//  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
//  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
//  OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
//  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//-----------------------------------------------------------------------------
//
//  This file provides definitions shared throughout the parser, and a
//  uniform way to include all the parser's pieces.
//
//-----------------------------------------------------------------------------

class Debugger {
    public static $level = 9;
    public static $debug = 1;
    public static $info = 2;
    public static $warning = 3;
    public static $error = 4;

    // File to log messages to
    public static $log_file = '';

    public static function log($level, $string) {
        if ($level >= static::$level) {
            if (strpos($string, "\n") === false) {
                $string .= "\n";
            }

            $date = new \DateTime();
            $string = '['.$date->format('Y-m-d H:i:s.u').'] '.$string;

            if (static::$log_file) {
                file_put_contents(static::$log_file, $string, FILE_APPEND);
            } else {
                echo $string;
            }
        }
    }

    public static function debug($string) {
        static::log(static::$debug, $string);
    }

    public static function info($string) {
        static::log(static::$info, $string);
    }

    public static function warning($string) {
        static::log(static::$warning, $string);
    }

    public static function error($string) {
        static::log(static::$error, $string);
    }
}