2268 lines
62 KiB
PHP
2268 lines
62 KiB
PHP
<?php
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/**
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* Invision Power Services
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* IP.Board v3.0.5
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* BBCode parsing core - common methods
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* Last Updated: $Date: 2009-12-07 21:57:46 -0500 (Mon, 07 Dec 2009) $
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*
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* @author $Author: bfarber $
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* @copyright (c) 2001 - 2009 Invision Power Services, Inc.
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* @license http://www.iinvisionpower.com/community/board/license.html
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* @package Invision Power Board
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* @link http://www.iinvisionpower.com
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* @since 9th March 2005 11:03
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* @version $Revision: 5529 $
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*
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* Basic usage examples
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* <code>
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* $parser = new parseBbcode( $registry );
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*
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* # If you wish convert posted text to store in the database
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* $parser->parse_smilies = 1;
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* $parser->parse_bbcode = 1;
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* $parser->parsing_section = 'your section key';
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* $bbcode_text = $parser->preDbParse( $_POST['text'] );
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*
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* # If you wish to display this content
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* $parser->parse_html = 0;
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* $parser->parse_nl2br = 1;
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* $parser->parsing_section = 'your section key';
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* $parser->parsing_mgroup = 'member group id of poster';
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* $parser->parsing_mgroup_others = 'member other group ids of poster';
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* $ready_to_print = $parser->preDisplayParse( $bbcode_text );
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*
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* # If you wish to convert already converted BBCode back into the raw format
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* # (for use in an editing screen, for example) use this:
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* $raw_post = $parser->preEditParse( $parsed_text );
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*
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* # Of course, if you're using the rich text editor (WYSIWYG) then you don't want to uncovert the HTML
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* # otherwise the rich text editor will show unparsed BBCode tags, and not formatted HTML. In this case use this:
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* $raw_post = $parser->convert_ipb_html_to_html( $parsed_text );
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* </code>
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*
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*/
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if ( ! defined( 'IN_IPB' ) )
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{
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print "<h1>Incorrect access</h1>You cannot access this file directly. If you have recently upgraded, make sure you upgraded all the relevant files.";
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exit();
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}
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class class_bbcode_core
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{
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/**
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* Parse emoticons?
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*
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* @access public
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* @var boolean
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*/
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public $parse_smilies = true;
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/**
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* Parse HTML?
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* HIGHLY NOT RECOMMENDED IN MOST CASES
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*
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* @access public
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* @var boolean
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*/
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public $parse_html = false;
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/**
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* Parse bbcode?
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*
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* @access public
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* @var boolean
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*/
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public $parse_bbcode = true;
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/**
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* Strip quotes?
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* Strips quotes from the resulting text
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*
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* @access public
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* @var boolean
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*/
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public $strip_quotes = false;
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/**
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* Wordwrap cutoff
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* Attempts to cut strings as close as possible at these points
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*
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* @access public
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* @var integer
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*/
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public $parse_wordwrap = 0;
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/**
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* Auto convert newlines to html line breaks
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*
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* @access public
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* @var boolean
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*/
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public $parse_nl2br = true;
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/**
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* Bypass badwords?
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*
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* @access public
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* @var boolean
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*/
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public $bypass_badwords = false;
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/**
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* Section keyword for parsing area
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*
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* @access public
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* @var string
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*/
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public $parsing_section = 'post';
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/**
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* Group id of poster
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*
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* @access public
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* @var int
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*/
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public $parsing_mgroup = 0;
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/**
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* Value of mgroup_others for poster
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*
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* @access public
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* @var string
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*/
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public $parsing_mgroup_others = '';
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/**
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* Allow unicode (parses escaped entities to actual entities)
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*
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* @access public
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* @var boolean
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*/
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public $allow_unicode = false;
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/**
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* Maximum number of embeded quotes
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*
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* @access public
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* @var integer
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*/
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public $max_embed_quotes = 15;
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/**
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* Error code stored
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*
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* @access public
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* @var string
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*/
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public $error = '';
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/**
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* Warning code stored (warning is like an error but will not stop parsing execution)
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*
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* @access public
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* @var string
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*/
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public $warning = '';
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/**
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* Number of images we've parsed so far
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*
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* @access protected
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* @var integer
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*/
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protected $image_count = 0;
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/**
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* Number of emoticons we've parsed so far
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*
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* @access protected
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* @var integer
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*/
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protected $emoticon_count = 0;
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/**
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* Registry object
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*
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* @access protected
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* @var object
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*/
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protected $registry;
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/**
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* Database object
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*
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* @access protected
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* @var object
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*/
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protected $DB;
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/**
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* Settings object
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*
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* @access protected
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* @var object
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*/
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protected $settings;
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/**
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* Request object
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*
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* @access protected
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* @var object
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*/
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protected $request;
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/**
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* Language object
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*
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* @access protected
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* @var object
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*/
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protected $lang;
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/**
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* Member object
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*
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* @access protected
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* @var object
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*/
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protected $member;
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/**
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* Cache object
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*
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* @access protected
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* @var object
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*/
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protected $cache;
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/**
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* BBCodes we should parse.
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* Takes into account what section we are in, and our group.
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*
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* @access protected
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* @var array
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*/
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protected $_bbcodes = array();
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/**
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* Plugin objects
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*
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* @access private
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* @var array Holds plugin objects
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*/
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private $plugins = array();
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/**
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* Current position in the text document
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*
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* @access private
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* @var integer
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*/
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private $cur_pos = 0;
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/**
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* Multi-dimensional array of bbcodes not being parsed inside
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*
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* @access protected
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* @var array
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*/
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protected $noParseStorage = array();
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/**
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* Identifier for replacement
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*
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* @access protected
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* @var integer
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*/
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protected $_storedNoParsing = 0;
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/**
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* Emoticon code
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*
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* @access private
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* @var string
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*/
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private $_emoCode = '';
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/**
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* Emoticon image
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*
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* @access private
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* @var string
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*/
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private $_emoImage = '';
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/**
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* Constructor
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*
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* @access public
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* @param object Registry object
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* @return void
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*/
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public function __construct( ipsRegistry $registry )
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{
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/* Make object */
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$this->registry = $registry;
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$this->DB = $this->registry->DB();
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$this->settings =& $this->registry->fetchSettings();
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$this->request =& $this->registry->fetchRequest();
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$this->lang = $this->registry->getClass('class_localization');
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$this->member = $this->registry->member();
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$this->memberData =& $this->registry->member()->fetchMemberData();
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$this->cache = $this->registry->cache();
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$this->caches =& $this->registry->cache()->fetchCaches();
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//require_once( IPS_ROOT_PATH . 'sources/interfaces/interface_bbcode.php' );
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$_NOW = IPSDebug::getMemoryDebugFlag();
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$this->initOurBbcodes();
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IPSDebug::setMemoryDebugFlag( "BBCodes initialized", $_NOW );
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/* Check for emoticons */
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if ( ! is_array( $this->caches['emoticons'] ) OR ! count( $this->caches['emoticons'] ) )
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{
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$this->cache->rebuildCache( 'emoticons', 'global' );
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}
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}
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/**
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* Initialize our bbcodes
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*
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* @access public
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* @return void
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*/
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public function initOurBbcodes()
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{
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$this->_bbcodes = array();
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foreach( $this->cache->getCache('bbcode') as $bbcode )
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{
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//-----------------------------------------
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// BBcode allowed in this section?
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//-----------------------------------------
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if( $bbcode['bbcode_sections'] != 'all' )
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{
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$pass = false;
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$sections = explode( ',', $bbcode['bbcode_sections'] );
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foreach( $sections as $section )
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{
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if( $section == $this->parsing_section OR $this->parsing_section == 'global' )
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{
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$pass = true;
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break;
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}
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}
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if( !$pass )
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{
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continue;
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}
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}
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//-----------------------------------------
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// Store into the array
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//-----------------------------------------
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$this->_bbcodes[ $bbcode['bbcode_parse'] == 1 ? 'db' : 'display' ][ $bbcode['bbcode_tag'] ] = $bbcode;
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}
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}
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/**
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* Reset bbcode internal pointers
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*
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* @access protected
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* @return void
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*/
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protected function _resetPointers()
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{
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$this->error = '';
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$this->image_count = 0;
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$this->emoticon_count = 0;
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}
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/**
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* Remove session keys from URLs
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*
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* @access protected
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* @param array Array of matches
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* @return string Converted text
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*/
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protected function _bashSession( $matches=array() )
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{
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$start_tok = str_replace( '&', '&', $matches[1] );
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$end_tok = str_replace( '&', '&', $matches[3] );
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if ( ( $start_tok == '?' OR $start_tok == '&' ) and $end_tok == '')
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{
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return '';
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}
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else if ( $start_tok == '?' and $end_tok == '&' )
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{
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return '?';
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}
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else if ( $start_tok == '&' and $end_tok == '&' )
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{
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return "&";
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}
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else
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{
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return $start_tok . $end_tok;
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}
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}
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/**
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* Check against XSS
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*
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* @access public
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* @param string Original string
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* @param boolean Fix script HTML tags
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* @return string "Cleaned" text
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*/
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public function checkXss( $txt='', $fixScript=false )
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{
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//-----------------------------------------
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// Opening script tags...
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// Check for spaces and new lines...
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//-----------------------------------------
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if ( $fixScript )
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{
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$txt = preg_replace( "#<(\s+?)?s(\s+?)?c(\s+?)?r(\s+?)?i(\s+?)?p(\s+?)?t#is" , "<script" , $txt );
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$txt = preg_replace( "#<(\s+?)?/(\s+?)?s(\s+?)?c(\s+?)?r(\s+?)?i(\s+?)?p(\s+?)?t#is", "</script", $txt );
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}
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//-----------------------------------------
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// Here we can do some generic checking for XSS
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// This should not be considered fool proof, though can provide
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// a centralized point for maintenance and checking
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//-----------------------------------------
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$txt = preg_replace( "/(j)avascript/i" , "\\1avascript", $txt );
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//$txt = str_ireplace( "alert" , "alert" , $txt );
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$txt = str_ireplace( "behavior" , "behavior" , $txt );
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$txt = preg_replace( "/(e)((\/\*.*?\*\/)*)x((\/\*.*?\*\/)*)p((\/\*.*?\*\/)*)r((\/\*.*?\*\/)*)e((\/\*.*?\*\/)*)s((\/\*.*?\*\/)*)s((\/\*.*?\*\/)*)i((\/\*.*?\*\/)*)o((\/\*.*?\*\/)*)n/is" , "\\1xp<b></b>ression" , $txt );
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$txt = preg_replace( "/(e)((\\\|\)*)x((\\\|\)*)p((\\\|\)*)r((\\\|\)*)e((\\\|\)*)s((\\\|\)*)s((\\\|\)*)i((\\\|\)*)o((\\\|\)*)n/is" , "\\1xp<b></b>ression" , $txt );
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$txt = preg_replace( "/m((\\\|\)*)o((\\\|\)*)z((\\\|\)*)\-((\\\|\)*)b((\\\|\)*)i((\\\|\)*)n((\\\|\)*)d((\\\|\)*)i((\\\|\)*)n((\\\|\)*)g/is" , "moz-<b></b>binding" , $txt );
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$txt = str_ireplace( "about:" , "about:" , $txt );
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$txt = str_ireplace( "<body" , "<body" , $txt );
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$txt = str_ireplace( "<html" , "<html" , $txt );
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$txt = str_ireplace( "document." , "document." , $txt );
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$txt = str_ireplace( "window." , "window." , $txt );
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$event_handlers = array( 'mouseover', 'mouseout', 'mouseup', 'mousemove', 'mousedown', 'mouseenter', 'mouseleave', 'mousewheel',
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'contextmenu', 'click', 'dblclick', 'load', 'unload', 'submit', 'blur', 'focus', 'resize', 'scroll',
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'change', 'reset', 'select', 'selectionchange', 'selectstart', 'start', 'stop', 'keydown', 'keyup',
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'keypress', 'abort', 'error', 'dragdrop', 'move', 'moveend', 'movestart', 'activate', 'afterprint',
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'afterupdate', 'beforeactivate', 'beforecopy', 'beforecut', 'beforedeactivate', 'beforeeditfocus',
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'beforepaste', 'beforeprint', 'beforeunload', 'begin', 'bounce', 'cellchange', 'controlselect',
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'copy', 'cut', 'paste', 'dataavailable', 'datasetchanged', 'datasetcomplete', 'deactivate', 'drag',
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'dragend', 'dragleave', 'dragenter', 'dragover', 'drop', 'end', 'errorupdate', 'filterchange', 'finish',
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'focusin', 'focusout', 'help', 'layoutcomplete', 'losecapture', 'mediacomplete', 'mediaerror', 'outofsync',
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'pause', 'propertychange', 'progress', 'readystatechange', 'repeat', 'resizeend', 'resizestart', 'resume',
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'reverse', 'rowsenter', 'rowexit', 'rowdelete', 'rowinserted', 'seek', 'syncrestored', 'timeerror',
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'trackchange', 'urlflip',
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);
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foreach( $event_handlers as $handler )
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{
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$txt = str_ireplace( 'on' . $handler, 'on' . $handler, $txt );
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}
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return $txt;
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}
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/**
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* Replace bad words
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*
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* @access public
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* @param string Raw text
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* @return string Converted text
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*/
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public function badWords( $text = "" )
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{
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if ($text == "")
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{
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return "";
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}
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if ( $this->bypass_badwords == 1 )
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{
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return $text;
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}
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$temp_text = $text;
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//-----------------------------------------
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// Convert back entities
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//-----------------------------------------
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for( $i = 65; $i <= 90; $i++ )
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{
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$text = str_replace( "&#" . $i . ";", chr($i), $text );
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}
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for( $i = 97; $i <= 122; $i++ )
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{
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$text = str_replace( "&#" . $i . ";", chr($i), $text );
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}
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//-----------------------------------------
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// Go all loopy
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//-----------------------------------------
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if ( is_array( $this->cache->getCache('badwords') ) )
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{
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if ( count($this->cache->getCache('badwords')) > 0 )
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{
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foreach( $this->cache->getCache('badwords') as $r )
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{
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$replace = $r['swop'] ? $r['swop'] : '######';
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$r['type'] = preg_quote( $r['type'], "/" );
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if ( $r['m_exact'] )
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{
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$text = preg_replace( "/(^|\b|\s)" . $r['type'] . "(\b|!|\?|\.|,|$)/i", "\\1{$replace}\\2", $text );
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}
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else
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{
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//----------------------------
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// 'ass' in 'class' kills css
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//----------------------------
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if( $r['type'] == 'ass' )
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{
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$text = preg_replace( "/(?<!cl)" . $r['type'] . "/i", $replace, $text );
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}
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else
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{
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$text = str_ireplace( $r['type'], $replace, $text );
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}
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}
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}
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}
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}
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return $text ? $text : $temp_text;
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}
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|
|
|
/**
|
|
* Custom word wrap : attempts to not break HTML tags (*ha!)
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @return string Converted text
|
|
*/
|
|
public function applyWordwrap( $txt="", $chrs=0, $replace="\n" )
|
|
{
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|
//-----------------------------------------
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|
// Got chars and limit
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|
//-----------------------------------------
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|
|
if ( $txt == "" )
|
|
{
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return $txt;
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}
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|
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if ( $chrs < 1 )
|
|
{
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return $txt;
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}
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//-----------------------------------------
|
|
// Array of tags we won't apply breaking in
|
|
//-----------------------------------------
|
|
|
|
$noBreak = array( 'textarea' );
|
|
|
|
//-----------------------------------------
|
|
// Characters we will break at
|
|
//-----------------------------------------
|
|
|
|
$breakAt = array( '?', '/', '.', ',', '!', '%', ';', '-', "'", '"', ':', '>' );
|
|
|
|
//-----------------------------------------
|
|
// Characters that will reset the wordwrap
|
|
//-----------------------------------------
|
|
|
|
$resetters = array( ' ', "\n", "\t" );
|
|
|
|
//-----------------------------------------
|
|
// Other init...
|
|
//-----------------------------------------
|
|
|
|
$inTag = false;
|
|
$totalLength = strlen( $txt );
|
|
$curPos = 0;
|
|
$charsSince = 0;
|
|
|
|
//-----------------------------------------
|
|
// Loop over each char
|
|
//-----------------------------------------
|
|
|
|
while( $curPos < $totalLength )
|
|
{
|
|
$curPos++;
|
|
|
|
//-----------------------------------------
|
|
// We within a tag?
|
|
//-----------------------------------------
|
|
|
|
if( isset( $txt{$curPos} ) && $txt{$curPos} == '<' )
|
|
{
|
|
$inTag = true;
|
|
$charsSince++;
|
|
continue;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// We out of a tag?
|
|
//-----------------------------------------
|
|
|
|
if( isset( $txt{$curPos} ) && $txt{$curPos} == '>' )
|
|
{
|
|
$inTag = false;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Within a tag...
|
|
//-----------------------------------------
|
|
|
|
if( $inTag )
|
|
{
|
|
//-----------------------------------------
|
|
// This a tag we're skipping?
|
|
//-----------------------------------------
|
|
|
|
if( in_array( substr( $txt, $curPos, (strpos( $txt, ' ', $curPos ) - $curPos) ), $noBreak ) )
|
|
{
|
|
$curTag = substr( $txt, $curPos, (strpos( $txt, ' ', $curPos ) - $curPos) );
|
|
$charsSince = 0;
|
|
$curPos = stripos( $txt, '</' . $curTag . '>', $curPos );
|
|
|
|
continue;
|
|
}
|
|
else if( in_array( substr( $txt, $curPos, (strpos( $txt, '>', $curPos ) - $curPos) ), $noBreak ) )
|
|
{
|
|
$curTag = substr( $txt, $curPos, (strpos( $txt, '>', $curPos ) - $curPos) );
|
|
$charsSince = 0;
|
|
$curPos = stripos( $txt, '</' . $curTag . '>', $curPos );
|
|
|
|
continue;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// No, skip tag, but increment chars by 1
|
|
//-----------------------------------------
|
|
|
|
else
|
|
{
|
|
$charsSince++;
|
|
$curPos = strpos( $txt, '>', $curPos ) - 1;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Reset the chars since if necessary
|
|
//-----------------------------------------
|
|
|
|
if( isset( $txt{$curPos} ) && in_array( $txt{$curPos}, $resetters ) )
|
|
{
|
|
$charsSince = 0;
|
|
continue;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Time to break?
|
|
//-----------------------------------------
|
|
|
|
if( $charsSince >= $chrs )
|
|
{
|
|
if( in_array( $txt{$curPos}, $breakAt ) )
|
|
{
|
|
$txt = substr_replace( $txt, $replace, $curPos + 1, 0 );
|
|
$curPos = $curPos + 1 + strlen($replace);
|
|
$charsSince = 0;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// One more char since last break
|
|
//-----------------------------------------
|
|
|
|
$charsSince++;
|
|
}
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* Makes data for quote strings "safe"
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @return string Converted text
|
|
*/
|
|
public function makeQuoteSafe( $txt='' )
|
|
{
|
|
//-----------------------------------------
|
|
// INIT
|
|
//-----------------------------------------
|
|
|
|
$begin = '';
|
|
$end = '';
|
|
|
|
//-----------------------------------------
|
|
// Come via preg_replace_callback?
|
|
//-----------------------------------------
|
|
|
|
if ( is_array( $txt ) )
|
|
{
|
|
$begin = $txt[1];
|
|
$end = $txt[3];
|
|
$txt = $txt[2];
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Sort name
|
|
//-----------------------------------------
|
|
|
|
$txt = str_replace( "+", "+" , $txt );
|
|
$txt = str_replace( "-", "-" , $txt );
|
|
$txt = str_replace( ":", ":" , $txt );
|
|
$txt = str_replace( "[", "[" , $txt );
|
|
$txt = str_replace( "]", "]" , $txt );
|
|
$txt = str_replace( ")", ")" , $txt );
|
|
$txt = str_replace( "(", "(" , $txt );
|
|
$txt = str_replace( "'", "'" , $txt );
|
|
|
|
return $begin . $txt . $end;
|
|
}
|
|
|
|
/**
|
|
* Removes bbcode tag + contents within the tag
|
|
*
|
|
* @access public
|
|
* @param string Tag to strip
|
|
* @param string Raw text
|
|
* @return string Converted text
|
|
*/
|
|
public function stripBbcode( $tag, $txt )
|
|
{
|
|
//-----------------------------------------
|
|
// Protect against endless loops
|
|
//-----------------------------------------
|
|
|
|
static $iteration = array();
|
|
|
|
if( array_key_exists( $tag, $iteration ) AND $iteration[ $tag ] > 2000 )
|
|
{
|
|
return $txt;
|
|
}
|
|
|
|
$iteration[ $tag ]++;
|
|
|
|
// Got Quotes (tm)? or any tag really
|
|
if( stripos( $txt, '[' . $tag ) !== false )
|
|
{
|
|
//-----------------------------------------
|
|
// First grab start and end positions
|
|
//-----------------------------------------
|
|
|
|
$start_position = stripos( $txt, '[' . $tag );
|
|
$end_position = stripos( $txt, '[/' . $tag . ']', $start_position );
|
|
|
|
//-----------------------------------------
|
|
// If no end position or start position,
|
|
// we have a mismatched bbcode...return
|
|
//-----------------------------------------
|
|
|
|
if( $start_position === false OR $end_position === false )
|
|
{
|
|
return $txt;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Then extract the content inside the bbcode
|
|
//-----------------------------------------
|
|
|
|
$inner_content = substr( $txt, stripos( $txt, ']', $start_position ) + 1, $end_position - (stripos( $txt, ']', $start_position ) + 1) );
|
|
|
|
//-----------------------------------------
|
|
// Is this bbcode nested in the inner content
|
|
//-----------------------------------------
|
|
|
|
$extra_closers = substr_count( $inner_content, '[' . $tag );
|
|
|
|
//-----------------------------------------
|
|
// If so we need to move to the last ending tag
|
|
//-----------------------------------------
|
|
|
|
if( $extra_closers > 0 )
|
|
{
|
|
for( $done=0; $done < $extra_closers; $done++ )
|
|
{
|
|
$end_position = stripos( $txt, '[/' . $tag . ']', $end_position + 1 );
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Get rid of the bbcode opening + content + closing
|
|
//-----------------------------------------
|
|
|
|
$txt = substr_replace( $txt, '', $start_position, $end_position - $start_position + strlen('[/' . $tag . ']') );
|
|
|
|
//-----------------------------------------
|
|
// And parse recursively
|
|
//-----------------------------------------
|
|
|
|
return $this->stripBbcode( $tag, trim($txt) );
|
|
}
|
|
else
|
|
{
|
|
return $txt;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Remove ALL tags
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @param boolean Whether or not to run through pre-edit-parse first
|
|
* @param boolean Check "strip from search" option
|
|
* @return string Converted text
|
|
* @todo [Future] Can this (and should this) be done without regex?
|
|
*/
|
|
public function stripAllTags( $txt, $pre_edit_parse=true, $only_search=true )
|
|
{
|
|
if( $pre_edit_parse )
|
|
{
|
|
$txt = $this->preEditParse( $txt );
|
|
}
|
|
|
|
$txt = $this->stripBbcode( 'quote', $txt );
|
|
|
|
foreach( $this->cache->getCache('bbcode') as $bbcode )
|
|
{
|
|
if( $only_search && isset( $bbcode['bbcode_strip_search'] ) && $bbcode['bbcode_strip_search'] )
|
|
{
|
|
$txt = $this->stripBbcode( $bbcode['bbcode_tag'], $txt );
|
|
}
|
|
else
|
|
{
|
|
//$txt = preg_replace( "#\[{$bbcode['bbcode_tag']}\](.+?)\[/{$bbcode['bbcode_tag']}\]#is", "\\1 ", $txt );
|
|
$txt = preg_replace( "#\[{$bbcode['bbcode_tag']}=(.+?)\](.+?)\[/{$bbcode['bbcode_tag']}\]#is", "\\2 ", $txt );
|
|
$txt = str_replace( "[{$bbcode['bbcode_tag']}]", '', $txt );
|
|
$txt = str_replace( "[/{$bbcode['bbcode_tag']}]", '', $txt );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Strip single bbcodes properly
|
|
//-----------------------------------------
|
|
|
|
if( $bbcode['bbcode_single_tag'] )
|
|
{
|
|
$regex = $bbcode['bbcode_single_tag'];
|
|
|
|
//-----------------------------------------
|
|
// If this has option, adjust regex
|
|
//-----------------------------------------
|
|
|
|
if( $bbcode['bbcode_useoption'] )
|
|
{
|
|
$regex .= '=([^\]]+)';
|
|
}
|
|
|
|
$txt = preg_replace( "#\[{$regex}\]#is", " ", $txt );
|
|
}
|
|
}
|
|
|
|
$txt = preg_replace( "#\[(.+?)\]#is", " ", $txt );
|
|
$txt = preg_replace( "#\[(.+?)=(.+?)\]#is", " ", $txt );
|
|
$txt = preg_replace( "#\[/(.+?)\]#is", " ", $txt );
|
|
$txt = preg_replace( "#\[attachment=(.+?)\]#is", " ", $txt );
|
|
$txt = str_replace( '[*]', '', $txt );
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* Convert special IPB HTML to normal HTML
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @return string Converted text
|
|
*/
|
|
public function convertForRTE( $t="" )
|
|
{
|
|
$this->cache->updateCacheWithoutSaving( '_tmp_bbcode_isForRte', true );
|
|
|
|
//-----------------------------------------
|
|
// IE handles RTE BR tags differently
|
|
//-----------------------------------------
|
|
|
|
$t = str_ireplace( "<BR>", "<br />", $t );
|
|
|
|
//-----------------------------------------
|
|
// Get out codeboxes first...
|
|
//-----------------------------------------
|
|
|
|
$_codeboxes = array();
|
|
$_increment = 0;
|
|
|
|
while( preg_match( "/\[code\](.+?)\[\/code\]/is", $t, $matches ) )
|
|
{
|
|
$_codeboxes[ $_increment ] = $matches[0];
|
|
|
|
$t = str_replace( $matches[0], "__CODEBOX_{$_increment}__", $t );
|
|
|
|
$_increment++;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Prevent from parsing inside code
|
|
//-----------------------------------------
|
|
|
|
$t = $this->_storeNonParsed( $t, 'display' );
|
|
|
|
//-----------------------------------------
|
|
// Now we'll "fix" the replacement html...
|
|
//-----------------------------------------
|
|
|
|
$_tags = array( 'url', 'left', 'right', 'center', 'indent', 'b', 'i', 'u', 'strike', 'sub', 'sup', 'url', 'img', 'background', 'color', 'size', 'font', 'list' );
|
|
|
|
foreach( $this->_bbcodes['display'] as $_tag => $_bbcode )
|
|
{
|
|
if( !in_array( $_tag, $_tags ) )
|
|
{
|
|
unset( $this->_bbcodes['display'][ $_tag ] );
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Parse bbcodes for RTE
|
|
//-----------------------------------------
|
|
|
|
$this->_bbcodes['display']['left']['bbcode_replace'] = '<div align="left">{content}</div>';
|
|
$this->_bbcodes['display']['right']['bbcode_replace'] = '<div align="right">{content}</div>';
|
|
$this->_bbcodes['display']['center']['bbcode_replace'] = '<div align="center">{content}</div>';
|
|
$this->_bbcodes['display']['indent']['bbcode_replace'] = '<blockquote>{content}</blockquote>';
|
|
$this->_bbcodes['display']['b']['bbcode_replace'] = '<b>{content}</b>';
|
|
$this->_bbcodes['display']['i']['bbcode_replace'] = '<i>{content}</i>';
|
|
$this->_bbcodes['display']['u']['bbcode_replace'] = '<u>{content}</u>';
|
|
$this->_bbcodes['display']['strike']['bbcode_replace'] = '<strike>{content}</strike>';
|
|
$this->_bbcodes['display']['sub']['bbcode_replace'] = '<sub>{content}</sub>';
|
|
$this->_bbcodes['display']['sup']['bbcode_replace'] = '<sup>{content}</sup>';
|
|
|
|
//$this->_bbcodes['display']['url']['bbcode_replace'] = '<a href="{option}">{content}</a>';
|
|
//$this->_bbcodes['display']['url']['bbcode_php_plugin'] = '';
|
|
|
|
$this->_bbcodes['display']['img']['bbcode_replace'] = '<img src="{content}" />';
|
|
$this->_bbcodes['display']['img']['bbcode_php_plugin'] = '';
|
|
|
|
$this->_bbcodes['display']['background']['bbcode_replace'] = '<font background="{option}">{content}</font>';
|
|
$this->_bbcodes['display']['size']['bbcode_replace'] = '<font size="{option}">{content}</font>';
|
|
$this->_bbcodes['display']['size']['bbcode_php_plugin'] = '';
|
|
$this->_bbcodes['display']['color']['bbcode_replace'] = '<font color="{option}">{content}</font>';
|
|
$this->_bbcodes['display']['font']['bbcode_replace'] = '<font face="{option}">{content}</font>';
|
|
|
|
//-----------------------------------------
|
|
// and actually replace
|
|
//-----------------------------------------
|
|
|
|
$t = $this->preDisplayParse( $t );
|
|
|
|
//-----------------------------------------
|
|
// And then return teh code
|
|
//-----------------------------------------
|
|
|
|
if( is_array( $this->noParseStorage ) AND count( $this->noParseStorage ) )
|
|
{
|
|
foreach( $this->noParseStorage as $replacement )
|
|
{
|
|
$t = str_replace( $replacement['find'], $replacement['replace'], $t );
|
|
}
|
|
}
|
|
|
|
$this->noParseStorage = array();
|
|
|
|
//-----------------------------------------
|
|
// Put our codeboxes back now
|
|
//-----------------------------------------
|
|
|
|
foreach( $_codeboxes as $_increment => $_replacement )
|
|
{
|
|
$_replacement = $this->unconvertSmilies( $_replacement );
|
|
|
|
$t = str_replace( "__CODEBOX_{$_increment}__", $_replacement, $t );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Fix some special characters
|
|
//-----------------------------------------
|
|
|
|
$t = str_replace( ''' , "'", $t );
|
|
$t = str_replace( '!' , "!", $t );
|
|
$t = str_replace( ''' , "'", $t );
|
|
$t = str_replace( ''' , "'", $t );
|
|
|
|
//-----------------------------------------
|
|
// Remove all macros
|
|
//-----------------------------------------
|
|
|
|
$t = preg_replace( "#<\{.+?\}>#", "", $t );
|
|
|
|
//-----------------------------------------
|
|
// Reset the bbcodes to be safe
|
|
//-----------------------------------------
|
|
|
|
$this->initOurBbcodes();
|
|
|
|
$this->cache->updateCacheWithoutSaving( '_tmp_bbcode_isForRte', false );
|
|
|
|
return $t;
|
|
}
|
|
|
|
/**
|
|
* Unconvert smilies
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @return string Converted text
|
|
*/
|
|
public function unconvertSmilies( $txt )
|
|
{
|
|
//-----------------------------------------
|
|
// Now in core.php
|
|
//-----------------------------------------
|
|
|
|
return IPSLib::unconvertSmilies( $txt );
|
|
}
|
|
|
|
/**
|
|
* Remove raw smilies
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @return string Text with smiley codes removed
|
|
*/
|
|
public function stripEmoticons( $txt )
|
|
{
|
|
$codes_seen = array();
|
|
|
|
if ( count( $this->cache->getCache('emoticons') ) > 0 )
|
|
{
|
|
foreach( $this->cache->getCache('emoticons') as $row )
|
|
{
|
|
if ( is_array($this->registry->output->skin) AND $this->registry->output->skin['set_emo_dir'] AND $row['emo_set'] != $this->registry->output->skin['set_emo_dir'] )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
$code = $row['typed'];
|
|
|
|
if ( in_array( $code, $codes_seen ) )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
$codes_seen[] = $code;
|
|
|
|
//-----------------------------------------
|
|
// Now, check for the html safe versions
|
|
//-----------------------------------------
|
|
|
|
$_emoCode = str_replace( '<', '<', str_replace( '>', '>', $code ) );
|
|
$_emoImage = $row['image'];
|
|
$emoPosition = 0;
|
|
$invalidWrappers = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
|
|
|
|
while( ( $position = strpos( $txt, $_emoCode, $emoPosition ) ) !== false )
|
|
{
|
|
if( strpos( $invalidWrappers, substr( $txt, $position-1, 1 ) ) === false AND strpos( $invalidWrappers, substr( $txt, ($position + strlen($_emoCode)), 1 ) ) === false )
|
|
{
|
|
$txt = substr_replace( $txt, '', $position, strlen($_emoCode) );
|
|
|
|
$position += strlen($replace);
|
|
}
|
|
|
|
$emoPosition = $position + 1;
|
|
|
|
if( $emoPosition > strlen($txt) )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* Parse the post to store in the database
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @return string Converted text
|
|
*/
|
|
public function preDbParse( $txt="" )
|
|
{
|
|
//-----------------------------------------
|
|
// Reset
|
|
//-----------------------------------------
|
|
|
|
$this->_resetPointers();
|
|
|
|
//-----------------------------------------
|
|
// Remove session id's from any post
|
|
//-----------------------------------------
|
|
|
|
//$txt = htmlspecialchars( $txt, ENT_NOQUOTES );
|
|
$txt = preg_replace_callback( "#(\?|&|;|&)s=([0-9a-zA-Z]){32}(&|;|&|$)?#", array( $this, '_bashSession' ), $txt );
|
|
|
|
//-----------------------------------------
|
|
// convert <br> to \n
|
|
//-----------------------------------------
|
|
|
|
if ( ! $this->parse_nl2br )
|
|
{
|
|
$txt = str_replace( "\n", "", $txt );
|
|
}
|
|
|
|
$txt = str_ireplace( array( '<br>', '<br />' ), "\n", $txt );
|
|
|
|
//-----------------------------------------
|
|
// Protect against LTR/RTL swopping
|
|
//-----------------------------------------
|
|
|
|
$txt = str_replace( "‪", '', $txt );
|
|
$txt = str_replace( "‫", '', $txt );
|
|
$txt = str_replace( "‬", '', $txt );
|
|
$txt = str_replace( "‭", '', $txt );
|
|
$txt = str_replace( "‮", '', $txt );
|
|
|
|
//-----------------------------------------
|
|
// Swap \n back to <br>
|
|
//-----------------------------------------
|
|
|
|
$txt = nl2br( $txt );
|
|
|
|
//-----------------------------------------
|
|
// Are we parsing bbcode?
|
|
//-----------------------------------------
|
|
|
|
if ( $this->parse_bbcode )
|
|
{
|
|
$this->parseBbcode( $txt, 'db' );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Unicode (on by default)?
|
|
// @see initdata.php IPS_ALLOW_UNICODE constant
|
|
//-----------------------------------------
|
|
|
|
if ( $this->allow_unicode )
|
|
{
|
|
$txt = preg_replace("/&#([0-9]+);/s", "&#\\1;", $txt );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Parse smilies
|
|
//-----------------------------------------
|
|
|
|
if ( $this->parse_smilies )
|
|
{
|
|
$codes_seen = array();
|
|
|
|
if ( count( $this->cache->getCache('emoticons') ) > 0 )
|
|
{
|
|
foreach( $this->cache->getCache('emoticons') as $row )
|
|
{
|
|
if ( is_array($this->registry->output->skin) AND $this->registry->output->skin['set_emo_dir'] AND $row['emo_set'] != $this->registry->output->skin['set_emo_dir'] )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
$code = $row['typed'];
|
|
|
|
if ( in_array( $code, $codes_seen ) )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
$codes_seen[] = $code;
|
|
|
|
//-----------------------------------------
|
|
// Now, check for the html safe versions
|
|
//-----------------------------------------
|
|
|
|
$_emoCode = str_replace( '<', '<', str_replace( '>', '>', $code ) );
|
|
$_emoImage = $row['image'];
|
|
$emoPosition = 0;
|
|
|
|
//-----------------------------------------
|
|
// These are chars that can't surround the emo
|
|
//-----------------------------------------
|
|
|
|
$invalidWrappers = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'\"";
|
|
|
|
//-----------------------------------------
|
|
// Have any more chars to look at?
|
|
//-----------------------------------------
|
|
|
|
while( ( $position = stripos( $txt, $_emoCode, $emoPosition ) ) !== false )
|
|
{
|
|
//-----------------------------------------
|
|
// Are we at the start of the string, or
|
|
// is the preceeding char not an invalid wrapper?
|
|
//-----------------------------------------
|
|
|
|
if( ( $position === 0 OR stripos( $invalidWrappers, substr( $txt, $position-1, 1 ) ) === false )
|
|
|
|
//-----------------------------------------
|
|
// Are we at the end of the string or is the
|
|
// next char not an invalid wrapper?
|
|
//-----------------------------------------
|
|
|
|
AND ( strlen($txt) == ($position + strlen($_emoCode)) OR stripos( $invalidWrappers, substr( $txt, ($position + strlen($_emoCode)), 1 ) ) === false ) )
|
|
{
|
|
//-----------------------------------------
|
|
// Replace the emoticon and increment position counter
|
|
//-----------------------------------------
|
|
|
|
$replace = $this->_retrieveSmiley( $_emoCode, $_emoImage );
|
|
$txt = substr_replace( $txt, $replace, $position, strlen($_emoCode) );
|
|
|
|
$position += strlen($replace);
|
|
}
|
|
|
|
$emoPosition = $position + 1;
|
|
|
|
if( $emoPosition > strlen($txt) )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( $this->settings['max_emos'] )
|
|
{
|
|
if ( $this->emoticon_count > $this->settings['max_emos'] )
|
|
{
|
|
$this->error = 'too_many_emoticons';
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Badwords
|
|
//-----------------------------------------
|
|
|
|
$txt = $this->badWords($txt);
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* This function processes the DB post before printing as output
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @return string Converted text
|
|
*/
|
|
public function preDisplayParse( $txt="" )
|
|
{
|
|
if ( $this->parse_html )
|
|
{
|
|
//-----------------------------------------
|
|
// Store true line breaks first
|
|
//-----------------------------------------
|
|
|
|
if ( $this->parse_nl2br )
|
|
{
|
|
$txt = str_replace( '<br />', "~~~~~_____~~~~~", $txt );
|
|
}
|
|
|
|
$txt = $this->_parseHtml( $txt );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Fix "{style_images_url}"
|
|
//-----------------------------------------
|
|
|
|
$txt = str_replace( "{style_images_url}", "{style_images_url}", $txt );
|
|
|
|
//-----------------------------------------
|
|
// Custom BB code
|
|
//-----------------------------------------
|
|
|
|
$_NOW = IPSDebug::getMemoryDebugFlag();
|
|
|
|
if ( $this->parse_bbcode )
|
|
{
|
|
$txt = $this->parseBbcode( $txt, 'display' );
|
|
}
|
|
|
|
IPSDebug::setMemoryDebugFlag( "PreDisplayParse - parsed BBCode", $_NOW );
|
|
|
|
$_NOW = IPSDebug::getMemoryDebugFlag();
|
|
|
|
if ( $this->parse_wordwrap > 0 )
|
|
{
|
|
$txt = $this->applyWordwrap( $txt, $this->parse_wordwrap );
|
|
}
|
|
|
|
IPSDebug::setMemoryDebugFlag( "PreDisplayParse - applied wordwrap", $_NOW );
|
|
|
|
//-----------------------------------------
|
|
// Protect against XSS
|
|
//-----------------------------------------
|
|
|
|
$txt = $this->checkXss($txt);
|
|
|
|
//-----------------------------------------
|
|
// Fix line breaks
|
|
//-----------------------------------------
|
|
|
|
if ( $this->parse_html )
|
|
{
|
|
$txt = str_replace( "~~~~~_____~~~~~", '<br />', $txt );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// And fix old youtube embedded videos..
|
|
//-----------------------------------------
|
|
|
|
/*if( stripos( $txt, "<object" ) AND stripos( $txt, "<embed" ) )
|
|
{
|
|
//$txt = preg_replace( "#<object(.+?)<embed(.+?)></embed></object>#i", "<embed\\2</embed>", $txt );
|
|
$txt = preg_replace( "#<object(.+?)<embed.+?></embed></object>#i", "<object\\1</object>", $txt );
|
|
}*/
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* This function processes the text before showing for editing, etc
|
|
*
|
|
* @access public
|
|
* @param string Raw text
|
|
* @return string Converted text
|
|
*/
|
|
public function preEditParse($txt="")
|
|
{
|
|
//-----------------------------------------
|
|
// Clean up BR tags
|
|
//-----------------------------------------
|
|
|
|
if ( !$this->parse_html OR $this->parse_nl2br )
|
|
{
|
|
$txt = str_replace( "\n" , "" , $txt );
|
|
$txt = str_replace( "<br>" , "\n" , $txt );
|
|
$txt = str_replace( "<br />", "\n" , $txt );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Unconvert smilies
|
|
//-----------------------------------------
|
|
|
|
$txt = $this->unconvertSmilies( $txt );
|
|
|
|
//-----------------------------------------
|
|
// Clean up nbsp
|
|
//-----------------------------------------
|
|
|
|
$txt = str_replace( ' ', "\t", $txt );
|
|
$txt = str_replace( ' ' , " ", $txt );
|
|
|
|
//-----------------------------------------
|
|
// Parse html
|
|
//-----------------------------------------
|
|
|
|
if ( $this->parse_html )
|
|
{
|
|
$txt = str_replace( "'", "'", $txt);
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Fix "{style_images_url}"
|
|
//-----------------------------------------
|
|
|
|
$txt = str_replace( "{style_images_url}", "{style_images_url}", $txt );
|
|
|
|
return trim( stripslashes( $txt ) );
|
|
}
|
|
|
|
|
|
/**
|
|
* Retrieve the proper emoticon image code
|
|
*
|
|
* @access private
|
|
* @param string Emoticon code we are replacing (i.e. :D)
|
|
* @param string Emoticon image to display (i.e. 'biggrin.png')
|
|
* @return string Converted text
|
|
*/
|
|
private function _retrieveSmiley( $_emoCode, $_emoImage )
|
|
{
|
|
//-----------------------------------------
|
|
// INIT
|
|
//-----------------------------------------
|
|
|
|
if ( ! $_emoCode or ! $_emoImage )
|
|
{
|
|
return '';
|
|
}
|
|
|
|
$this->emoticon_count++;
|
|
|
|
//-----------------------------------------
|
|
// Return
|
|
//-----------------------------------------
|
|
|
|
return "<img src='" . $this->settings['emoticons_url'] . "/{$_emoImage}' class='bbc_emoticon' alt='{$_emoCode}' />";
|
|
}
|
|
|
|
/**
|
|
* Loop over the bbcode and make replacements as necessary
|
|
*
|
|
* @access public
|
|
* @param string Current text
|
|
* @param string [db|display] Current method to parse
|
|
* @param mixed [optional] Only parse the selected code(s)
|
|
* @return string Converted text
|
|
*/
|
|
public function parseBbcode( $txt, $cur_method='db', $_code=null )
|
|
{
|
|
//-----------------------------------------
|
|
// Pull out the non-replacable codes
|
|
//-----------------------------------------
|
|
|
|
if( !is_string($_code) )
|
|
{
|
|
$txt = $this->_storeNonParsed( $txt, $cur_method );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Auto parse URLs (only if this is full sweep)
|
|
//-----------------------------------------
|
|
|
|
if( !$_code AND $cur_method == 'display' )
|
|
{
|
|
$txt = preg_replace_callback( "#(^|\s|>|\](?<!\[url\]))((http|https|news|ftp)://\w+[^,\s\<\[]+)#is", array( $this, '_autoParseUrls' ), $txt );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Regular replacing
|
|
//-----------------------------------------
|
|
|
|
if( isset( $this->_bbcodes[ $cur_method ] ) AND is_array($this->_bbcodes[ $cur_method ]) AND count($this->_bbcodes[ $cur_method ]) )
|
|
{
|
|
foreach( $this->_bbcodes[ $cur_method ] as $_bbcode )
|
|
{
|
|
//-----------------------------------------
|
|
// Can this group use this bbcode?
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_groups'] != 'all' AND $this->parsing_mgroup )
|
|
{
|
|
$pass = false;
|
|
$groups = array_diff( explode( ',', $_bbcode['bbcode_groups'] ), array('') );
|
|
$mygroups = array( $this->parsing_mgroup );
|
|
|
|
if( $this->parsing_mgroup_others )
|
|
{
|
|
$mygroups = array_diff( array_merge( $mygroups, explode( ',', IPSText::cleanPermString( $this->parsing_mgroup_others ) ) ), array('') );
|
|
}
|
|
|
|
foreach( $groups as $g_id )
|
|
{
|
|
if( in_array( $g_id, $mygroups ) )
|
|
{
|
|
$pass = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( !$pass )
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Reset our current position
|
|
//-----------------------------------------
|
|
|
|
$this->cur_pos = 0;
|
|
|
|
//-----------------------------------------
|
|
// Store teh tags
|
|
//-----------------------------------------
|
|
|
|
$_tags = array( $_bbcode['bbcode_tag'] );
|
|
|
|
//-----------------------------------------
|
|
// We'll also need to check for any aliases
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_aliases'] )
|
|
{
|
|
$aliases = explode( ',', trim($_bbcode['bbcode_aliases']) );
|
|
|
|
if( is_array($aliases) AND count($aliases) )
|
|
{
|
|
foreach( $aliases as $alias )
|
|
{
|
|
$_tags[] = trim($alias);
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// If we have a plugin, just pass off
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_php_plugin'] )
|
|
{
|
|
//-----------------------------------------
|
|
// Are we only parsing one code?
|
|
//-----------------------------------------
|
|
|
|
if( is_array($_code) )
|
|
{
|
|
$good = false;
|
|
|
|
foreach( $_tags as $_tag )
|
|
{
|
|
if( in_array( $_tag, $_code ) )
|
|
{
|
|
$good = true;
|
|
}
|
|
}
|
|
|
|
if( !$good )
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
else if( is_string($_code) )
|
|
{
|
|
$good = false;
|
|
|
|
foreach( $_tags as $_tag )
|
|
{
|
|
if( $_tag == $_code )
|
|
{
|
|
$good = true;
|
|
}
|
|
}
|
|
|
|
if( !$good )
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
$_key = md5($_bbcode['bbcode_tag']);
|
|
|
|
//-----------------------------------------
|
|
// Do we already have this plugin in our registry?
|
|
//-----------------------------------------
|
|
|
|
if( isset($this->plugins[ $_key ]) )
|
|
{
|
|
$method = "pre" . ucwords($cur_method) . "Parse";
|
|
|
|
//-----------------------------------------
|
|
// Run the method if it exists
|
|
//-----------------------------------------
|
|
|
|
if( method_exists( $this->plugins[ $_key ], $method ) )
|
|
{
|
|
$_original = $txt;
|
|
$txt = $this->plugins[ $_key ]->$method( $txt );
|
|
|
|
if( !$txt )
|
|
{
|
|
$txt = $_original;
|
|
}
|
|
else if( $this->plugins[ $_key ]->error )
|
|
{
|
|
$this->error = $this->plugins[ $_key ]->error;
|
|
return $txt;
|
|
}
|
|
else if( $this->plugins[ $_key ]->warning )
|
|
{
|
|
$this->warning = $this->plugins[ $_key ]->warning;
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// First time we've called this plugin
|
|
//-----------------------------------------
|
|
|
|
else if( file_exists( IPS_ROOT_PATH . 'sources/classes/bbcode/custom/' . $_bbcode['bbcode_php_plugin'] ) )
|
|
{
|
|
require_once( IPS_ROOT_PATH . 'sources/classes/bbcode/custom/' . $_bbcode['bbcode_php_plugin'] );
|
|
|
|
$_classname = 'bbcode_' . IPSText::alphanumericalClean( $_bbcode['bbcode_tag'] );
|
|
|
|
//-----------------------------------------
|
|
// Class we need exists
|
|
//-----------------------------------------
|
|
|
|
if( class_exists( $_classname ) )
|
|
{
|
|
//-----------------------------------------
|
|
// New instance of class, store in plugin registry for use next time
|
|
//-----------------------------------------
|
|
|
|
$plugin = new $_classname( $this->registry );
|
|
$method = "pre" . ucwords($cur_method) . "Parse";
|
|
|
|
$this->plugins[ md5($_bbcode['bbcode_tag']) ] = $plugin;
|
|
|
|
//-----------------------------------------
|
|
// Method we need exists
|
|
//-----------------------------------------
|
|
|
|
if( method_exists( $plugin, $method ) )
|
|
{
|
|
$_original = $txt;
|
|
$txt = $plugin->$method( $txt );
|
|
|
|
if( !$txt )
|
|
{
|
|
$txt = $_original;
|
|
}
|
|
else if( $plugin->error )
|
|
{
|
|
$this->error = $plugin->error;
|
|
return $txt;
|
|
}
|
|
else if( $plugin->warning )
|
|
{
|
|
$this->warning = $plugin->warning;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// When we run a plugin, we don't do any other processing "automatically".
|
|
// Plugin is capable of doing what it wants that way.
|
|
//-----------------------------------------
|
|
|
|
continue;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Loop over this bbcode's tags
|
|
//-----------------------------------------
|
|
|
|
foreach( $_tags as $_tag )
|
|
{
|
|
//-----------------------------------------
|
|
// Are we only parsing one code?
|
|
//-----------------------------------------
|
|
|
|
if( is_array($_code) AND !in_array( $_tag, $_code ) )
|
|
{
|
|
continue;
|
|
}
|
|
else if( is_string($_code) AND $_tag != $_code )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Infinite loop catcher
|
|
//-----------------------------------------
|
|
|
|
$_iteration = 0;
|
|
|
|
//-----------------------------------------
|
|
// Start building open tag
|
|
//-----------------------------------------
|
|
|
|
$open_tag = '[' . $_tag;
|
|
|
|
//-----------------------------------------
|
|
// Doz I can haz opin tag? Loopy loo
|
|
//-----------------------------------------
|
|
|
|
while( ( $this->cur_pos = stripos( $txt, $open_tag, $this->cur_pos ) ) !== false )
|
|
{
|
|
//-----------------------------------------
|
|
// Stop infinite loops
|
|
//-----------------------------------------
|
|
|
|
if( $_iteration > 2000 )
|
|
{
|
|
break;
|
|
}
|
|
|
|
$_iteration++;
|
|
|
|
$open_length = strlen($open_tag);
|
|
|
|
//-----------------------------------------
|
|
// Grab the new position to jump to
|
|
//-----------------------------------------
|
|
|
|
$new_pos = strpos( $txt, ']', $this->cur_pos ) ? strpos( $txt, ']', $this->cur_pos ) : $this->cur_pos + 1;
|
|
|
|
//-----------------------------------------
|
|
// Extract the option (like surgery)
|
|
//-----------------------------------------
|
|
|
|
$_option = '';
|
|
|
|
if( $_bbcode['bbcode_useoption'] )
|
|
{
|
|
//-----------------------------------------
|
|
// Is option optional?
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_optional_option'] )
|
|
{
|
|
//-----------------------------------------
|
|
// Does we haz it?
|
|
//-----------------------------------------
|
|
|
|
if( substr( $txt, $this->cur_pos + strlen($open_tag), 1 ) == '=' )
|
|
{
|
|
$open_length += 1;
|
|
$_option = substr( $txt, $this->cur_pos + $open_length, (strpos( $txt, ']', $this->cur_pos ) - ($this->cur_pos + $open_length)) );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// If not, [u] != [url] (for example)
|
|
//-----------------------------------------
|
|
|
|
else if( (strpos( $txt, ']', $this->cur_pos ) - ( $this->cur_pos + $open_length )) !== 0 )
|
|
{
|
|
if( strpos( $txt, ']', $this->cur_pos ) )
|
|
{
|
|
$this->cur_pos = $new_pos;
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// No? Then just grab it
|
|
//-----------------------------------------
|
|
|
|
else
|
|
{
|
|
$open_length += 1;
|
|
$_option = substr( $txt, $this->cur_pos + $open_length, (strpos( $txt, ']', $this->cur_pos ) - ($this->cur_pos + $open_length)) );
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// [img] != [i] (for example)
|
|
//-----------------------------------------
|
|
|
|
else if( (strpos( $txt, ']', $this->cur_pos ) - ( $this->cur_pos + $open_length )) !== 0 )
|
|
{
|
|
if( strpos( $txt, ']', $this->cur_pos ) )
|
|
{
|
|
$this->cur_pos = $new_pos;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// If this is a single tag, that's it
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_single_tag'] )
|
|
{
|
|
$txt = substr_replace( $txt, $this->_bbcodeToHtml( $_bbcode, $_option, '' ), $this->cur_pos, ($open_length + strlen($_option) + 1) );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Otherwise replace out the content too
|
|
//-----------------------------------------
|
|
|
|
else
|
|
{
|
|
$close_tag = '[/' . $_tag . ']';
|
|
|
|
if( stripos( $txt, $close_tag, $new_pos ) !== false )
|
|
{
|
|
$_content = substr( $txt, ($this->cur_pos + $open_length + strlen($_option) + 1), (stripos( $txt, $close_tag, $this->cur_pos ) - ($this->cur_pos + $open_length + strlen($_option) + 1)) );
|
|
$txt = substr_replace( $txt, $this->_bbcodeToHtml( $_bbcode, $_option /*? $_option : $_content*/, $_content ), $this->cur_pos, (stripos( $txt, $close_tag, $this->cur_pos ) + strlen($close_tag) - $this->cur_pos) );
|
|
}
|
|
else
|
|
{
|
|
//-----------------------------------------
|
|
// If there's no close tag, no need to continue
|
|
//-----------------------------------------
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// And reset current position to end of open tag
|
|
// Bug 14744 - if we jump to $new_pos it can skip the opening of the next bbcode tag
|
|
// when the replacement HTML is shorter than the full bbcode representation...
|
|
//-----------------------------------------
|
|
|
|
$this->cur_pos = strpos( $txt, $open_tag ) ? strpos( $txt, $open_tag ) : $this->cur_pos + 1; //$new_pos;
|
|
|
|
if( $this->cur_pos > strlen($txt) )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// (c) (r) and (tm)
|
|
//-----------------------------------------
|
|
|
|
if( $cur_method == 'display' AND $_code !== 'code' )
|
|
{
|
|
$txt = str_ireplace( "(c)" , "©" , $txt );
|
|
$txt = str_ireplace( "(tm)" , "™" , $txt );
|
|
$txt = str_ireplace( "(r)" , "®" , $txt );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// And finally replace those bbcodes
|
|
//-----------------------------------------
|
|
|
|
if( !$_code )
|
|
{
|
|
$txt = $this->_parseNonParsed( $txt, $cur_method );
|
|
}
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* This is a utility function to finish parsing the "non-parsed" items, such as image and code tags, when we are only
|
|
* parsing one tag at a time. For instance, see the parsePollTags method of han_parse_bbcode.php
|
|
*
|
|
* @see parseBbcode::parsePollTags()
|
|
* @access public
|
|
* @param string BBCode with non-parse markers
|
|
* @param string Current method
|
|
* @param string BBCode with non-parse markers replaced
|
|
*/
|
|
public function finishNonParsed( $txt, $cur_method='db' )
|
|
{
|
|
return $this->_parseNonParsed( $txt, $cur_method );
|
|
}
|
|
|
|
/**
|
|
* Does the actual bbcode replacement
|
|
*
|
|
* @access private
|
|
* @param string Current bbcode to parse
|
|
* @param string [Optional] Option text
|
|
* @param string [Optional for single tag bbcodes] Content text
|
|
* @return string Converted text
|
|
*/
|
|
private function _bbcodeToHtml( $_bbcode, $option='', $content='' )
|
|
{
|
|
//-----------------------------------------
|
|
// Strip the optional quote delimiters
|
|
//-----------------------------------------
|
|
|
|
$option = str_replace( '"', '"', $option );
|
|
$option = str_replace( ''', "'", $option );
|
|
$option = trim( $option, '"' . "'" );
|
|
|
|
//-----------------------------------------
|
|
// Stop CSS injection
|
|
//-----------------------------------------
|
|
|
|
if( $option )
|
|
{
|
|
//-----------------------------------------
|
|
// Cut off for entities in option
|
|
// @see http://community.invisionpower.com/tracker/issue-19958-acronym/
|
|
//-----------------------------------------
|
|
|
|
$option = IPSText::UNhtmlspecialchars( $option );
|
|
$option = str_replace( '!', '!', $option );
|
|
|
|
if( strpos( $option, ';' ) !== false )
|
|
{
|
|
$option = substr( $option, 0, strpos( $option, ';' ) );
|
|
}
|
|
|
|
$option = IPSText::htmlspecialchars( $option );
|
|
$option = str_replace( '!', '!', $option );
|
|
}
|
|
|
|
$option = str_replace( '"', '"', $option );
|
|
$option = str_replace( "'", ''', $option );
|
|
|
|
//-----------------------------------------
|
|
// Swapping option/content?
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_switch_option'] )
|
|
{
|
|
$_tmp = $content;
|
|
$content = $option;
|
|
$option = $_tmp;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Replace
|
|
//-----------------------------------------
|
|
|
|
$replaceCode = $_bbcode['bbcode_replace'];
|
|
$replaceCode = str_replace( '{base_url}', $this->settings['base_url'], $replaceCode );
|
|
$replaceCode = str_replace( '{image_url}', $this->settings['img_url'], $replaceCode );
|
|
|
|
preg_match( '/\{text\.(.+?)\}/i', $replaceCode, $matches );
|
|
|
|
if( is_array($matches) AND count($matches) )
|
|
{
|
|
$replaceCode = str_replace( $matches[0], $this->lang->words[ $matches[1] ], $replaceCode );
|
|
}
|
|
|
|
$replaceCode = str_replace( '{option}', $option, $replaceCode );
|
|
$replaceCode = str_replace( '{content}', $content, $replaceCode );
|
|
|
|
//-----------------------------------------
|
|
// Fix linebreaks in textareas
|
|
//-----------------------------------------
|
|
|
|
if( stripos( $replaceCode, "<textarea" ) !== false )
|
|
{
|
|
$replaceCode = str_replace( '<br />', "", $replaceCode );
|
|
$replaceCode = str_replace( "\r", "", $replaceCode );
|
|
$replaceCode = str_replace( "\n", "<br />", $replaceCode );
|
|
}
|
|
|
|
return $replaceCode;
|
|
}
|
|
|
|
/**
|
|
* Parse escaped HTML for display
|
|
*
|
|
* @access private
|
|
* @param string Current text to parse
|
|
* @return string Converted text
|
|
*/
|
|
private function _parseHtml( $txt="" )
|
|
{
|
|
if ( $txt == "" )
|
|
{
|
|
return $txt;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// <br>s are <br> at this point :)
|
|
//-----------------------------------------
|
|
|
|
if ( !$this->parse_nl2br )
|
|
{
|
|
$txt = str_replace( "\n", '', $txt );
|
|
$txt = str_replace( "<br>" , "\n" , $txt );
|
|
$txt = str_replace( "<br />", "\n" , $txt );
|
|
}
|
|
|
|
$txt = str_replace( "'" , "'", $txt );
|
|
$txt = str_replace( "!" , "!", $txt );
|
|
$txt = str_replace( "$", "$", $txt );
|
|
$txt = str_replace( "|", "|", $txt );
|
|
$txt = str_replace( "&" , "&", $txt );
|
|
$txt = str_replace( ">" , ">", $txt );
|
|
$txt = str_replace( "<" , "<", $txt );
|
|
$txt = str_replace( """, '"', $txt );
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* Store the bbcode content that should not have inner content parsed
|
|
*
|
|
* @access protected
|
|
* @param string Current text
|
|
* @param string [db|display] Current method to parse
|
|
* @return string Converted text
|
|
*/
|
|
protected function _storeNonParsed( $txt, $cur_method='db' )
|
|
{
|
|
//-----------------------------------------
|
|
// Pull out the non-replacable codes
|
|
//-----------------------------------------
|
|
|
|
if( isset( $this->_bbcodes[ $cur_method ] ) AND is_array($this->_bbcodes[ $cur_method ]) AND count($this->_bbcodes[ $cur_method ]) )
|
|
{
|
|
foreach( $this->_bbcodes[ $cur_method ] as $_bbcode )
|
|
{
|
|
//-----------------------------------------
|
|
// Are we parsing inside?
|
|
//-----------------------------------------
|
|
|
|
if( !$_bbcode['bbcode_no_parsing'] )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// If not, pull out and store for later
|
|
//-----------------------------------------
|
|
|
|
$_curPosition = 0;
|
|
|
|
$_tags = array( $_bbcode['bbcode_tag'] );
|
|
|
|
//-----------------------------------------
|
|
// We'll also need to check for any aliases
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_aliases'] )
|
|
{
|
|
$aliases = explode( ',', trim($_bbcode['bbcode_aliases']) );
|
|
|
|
if( is_array($aliases) AND count($aliases) )
|
|
{
|
|
foreach( $aliases as $alias )
|
|
{
|
|
$_tags[] = trim($alias);
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Loop over this bbcode's tags
|
|
//-----------------------------------------
|
|
|
|
foreach( $_tags as $_tag )
|
|
{
|
|
//-----------------------------------------
|
|
// Start building open tag
|
|
//-----------------------------------------
|
|
|
|
$open_tag = '[' . $_tag;
|
|
|
|
//-----------------------------------------
|
|
// Doz I can haz opin tag? Loopy loo
|
|
//-----------------------------------------
|
|
|
|
while( $_curPosition <= strlen($txt) AND ( $_curPosition = stripos( $txt, $open_tag, $_curPosition ) ) !== false )
|
|
{
|
|
$open_length = strlen($open_tag);
|
|
|
|
$this->_storedNoParsing++;
|
|
$_thisTag = "<!--NoParse{$this->_storedNoParsing}-->";
|
|
|
|
//-----------------------------------------
|
|
// Extract the option (like surgery)
|
|
//-----------------------------------------
|
|
|
|
$_option = '';
|
|
|
|
if( $_bbcode['bbcode_useoption'] )
|
|
{
|
|
//-----------------------------------------
|
|
// Is option optional?
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_optional_option'] )
|
|
{
|
|
//-----------------------------------------
|
|
// Does we haz it?
|
|
//-----------------------------------------
|
|
|
|
if( substr( $txt, $_curPosition + strlen($open_tag), 1 ) == '=' )
|
|
{
|
|
$open_length += 1;
|
|
$_option = substr( $txt, $_curPosition + $open_length, (strpos( $txt, ']', $_curPosition ) - ($_curPosition + $open_length)) );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// If not, [u] != [url] (for example)
|
|
//-----------------------------------------
|
|
|
|
else if( (strpos( $txt, ']', $_curPosition ) - ( $_curPosition + $open_length )) !== 0 )
|
|
{
|
|
$_curPosition = strpos( $txt, ']', $_curPosition );
|
|
continue;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// No? Then just grab it
|
|
//-----------------------------------------
|
|
|
|
else
|
|
{
|
|
$open_length += 1;
|
|
$_option = substr( $txt, $_curPosition + $open_length, (strpos( $txt, ']', $_curPosition ) - ($_curPosition + $open_length)) );
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// [img] != [i] (for example)
|
|
//-----------------------------------------
|
|
|
|
else if( (strpos( $txt, ']', $_curPosition ) - ( $_curPosition + $open_length )) !== 0 )
|
|
{
|
|
$_curPosition = strpos( $txt, ']', $_curPosition );
|
|
continue;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Grab the new position to jump to
|
|
//-----------------------------------------
|
|
|
|
$new_pos = strpos( $txt, ']', $_curPosition );
|
|
|
|
//-----------------------------------------
|
|
// If this is a single tag, that's it
|
|
//-----------------------------------------
|
|
|
|
if( $_bbcode['bbcode_single_tag'] )
|
|
{
|
|
$_currentContent = substr( $txt, $_curPosition, ($open_length + strlen($_option) + 1) );
|
|
$txt = substr_replace( $txt, $_thisTag, $_curPosition, ($open_length + strlen($_option) + 1) );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Otherwise replace out the content too
|
|
//-----------------------------------------
|
|
|
|
else
|
|
{
|
|
$close_tag = '[/' . $_tag . ']';
|
|
|
|
if( stripos( $txt, $close_tag, $new_pos ) !== false )
|
|
{
|
|
$_currentContent = substr( $txt, $_curPosition, (stripos( $txt, $close_tag, $_curPosition ) + strlen($close_tag) - $_curPosition) );
|
|
$txt = substr_replace( $txt, $_thisTag, $_curPosition, (stripos( $txt, $close_tag, $_curPosition ) + strlen($close_tag) - $_curPosition) );
|
|
}
|
|
else
|
|
{
|
|
$_curPosition = $new_pos;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
$this->noParseStorage[] = array(
|
|
'find' => $_thisTag,
|
|
'replace' => $_currentContent,
|
|
'code' => $_tag,
|
|
);
|
|
|
|
//-----------------------------------------
|
|
// And reset current position to end of open tag
|
|
//-----------------------------------------
|
|
|
|
$_curPosition = $new_pos;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* Parse the stored non-inner parsed bbcode
|
|
*
|
|
* @access protected
|
|
* @param string Current text
|
|
* @param string [db|display] Current method to parse
|
|
* @return string Converted text
|
|
*/
|
|
protected function _parseNonParsed( $txt, $cur_method='db' )
|
|
{
|
|
if( is_array( $this->noParseStorage ) AND count( $this->noParseStorage ) )
|
|
{
|
|
$this->resetPerPost();
|
|
|
|
foreach( $this->noParseStorage as $replacement )
|
|
{
|
|
//-----------------------------------------
|
|
// Fix HTML in code tags
|
|
//-----------------------------------------
|
|
|
|
if( $this->parse_html )
|
|
{
|
|
//$replacement['replace'] = str_replace( "", "&" , $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( "&", "&" , $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( "'", "'" , $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( "!", "!" , $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( "$", "$", $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( "|", "|", $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( ">", ">" , $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( "<", "<" , $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( '"', """, $replacement['replace'] );
|
|
$replacement['replace'] = str_replace( '&#60;', "<", $replacement['replace'] );
|
|
//$replacement['replace'] = str_replace( '<br />', "<br />", $replacement['replace'] );
|
|
}
|
|
|
|
$_final = $this->parseBbcode( $replacement['replace'], $cur_method, $replacement['code'] );
|
|
$_final = $this->preEditParse( $_final );
|
|
|
|
//-----------------------------------------
|
|
// We don't want any bbcodes to parse..
|
|
//-----------------------------------------
|
|
|
|
$_final = str_replace( "[", "[" , $_final );
|
|
$_final = str_replace( "]", "]" , $_final );
|
|
|
|
$txt = str_replace( $replacement['find'], $_final, $txt );
|
|
}
|
|
}
|
|
|
|
$this->noParseStorage = array();
|
|
|
|
return $txt;
|
|
}
|
|
|
|
/**
|
|
* Callback to auto-parse urls
|
|
*
|
|
* @access private
|
|
* @param array Matches from the regular expression
|
|
* @return string Converted text
|
|
*/
|
|
private function _autoParseUrls( $matches )
|
|
{
|
|
return $this->parseBbcode( $matches[1] . '[url]' . $matches[2] . '[/url]', 'display', 'url' );
|
|
}
|
|
|
|
/**
|
|
* Reset function to call to trigger "new post" for non-parsed content
|
|
*
|
|
* @access public
|
|
* @return void
|
|
*/
|
|
public function resetPerPost()
|
|
{
|
|
$this->cache->updateCacheWithoutSaving( '_tmp_bbcode_images', 0 );
|
|
}
|
|
} |