1507 lines
48 KiB
PHP
1507 lines
48 KiB
PHP
<?php
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/*
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+--------------------------------------------------------------------------
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| Invision Power Board
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| =============================================
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| by Matthew Mecham
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| (c) 2001 - 2006 Invision Power Services, Inc.
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| http://www.invisionpower.com
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| =============================================
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| Web: http://www.invisionboard.com
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| Licence Info: http://www.invisionboard.com/?license
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+---------------------------------------------------------------------------
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| > $Date: 2006-09-22 06:28:54 -0400 (Fri, 22 Sep 2006) $
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| > $Revision: 567 $
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| > $Author: matt $
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+---------------------------------------------------------------------------
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| > Text processor module
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| > Module written by Matt Mecham
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| > Official Version: 2.0 - Number of changes to date 3 billion (estimated)
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| > DBA Checked: Mon 24th May 2004
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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 'admin.php'.";
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exit();
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}
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class post_parser {
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var $error = "";
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var $image_count = 0;
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var $emoticon_count = 0;
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var $quote_html = array();
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var $quote_open = 0;
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var $quote_closed = 0;
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var $quote_error = 0;
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var $emoticons = "";
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var $badwords = "";
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var $strip_quotes = "";
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var $in_sig = "";
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var $allow_unicode = 1;
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var $bypass_badwords = 0;
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var $load_custom_tags = 0;
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var $pp_do_html = 0;
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var $pp_nl2br = 1;
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var $pp_wordwrap = 0;
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var $max_embed_quotes = 10;
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/*-------------------------------------------------------------------------*/
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// CONSTRUCTOR
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/*-------------------------------------------------------------------------*/
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function post_parser($load=0)
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{
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$this->strip_quotes = $ibforums->vars['strip_quotes'];
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if ( $load )
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{
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$this->check_caches($load);
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}
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}
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/*-------------------------------------------------------------------------*/
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// CHECK (AND LOAD) CACHES
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/*-------------------------------------------------------------------------*/
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function check_caches($load=0)
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{
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global $ibforums, $std, $DB;
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$load=0;
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if ( ! is_array( $ibforums->cache['emoticons'] ) )
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{
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$ibforums->cache['emoticons'] = array();
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$DB->simple_construct( array( 'select' => 'typed,image,clickable,emo_set', 'from' => 'emoticons' ) );
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$DB->simple_exec();
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while ( $r = $DB->fetch_row() )
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{
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$ibforums->cache['emoticons'][] = $r;
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}
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usort( $ibforums->cache['emoticons'] , array( 'post_parser', 'smilie_length_sort' ) );
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if ( $load )
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{
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$std->update_cache( array( 'name' => 'emoticons', 'array' => 1, 'deletefirst' => 1 ) );
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}
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}
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if ( ! is_array( $ibforums->cache['bbcode'] ) )
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{
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$ibforums->cache['bbcode'] = array();
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$DB->simple_construct( array( 'select' => 'bbcode_id, bbcode_tag, bbcode_replace, bbcode_useoption', 'from' => 'custom_bbcode' ) );
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$bbcode = $DB->simple_exec();
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while ( $r = $DB->fetch_row($bbcode) )
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{
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$ibforums->cache['bbcode'][] = $r;
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}
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if ( $load )
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{
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$std->update_cache( array( 'name' => 'bbcode', 'array' => 1, 'deletefirst' => 1 ) );
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}
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}
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if ( ! is_array( $ibforums->cache['badwords'] ) )
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{
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$ibforums->cache['badwords'] = array();
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$DB->simple_construct( array( 'select' => 'type,swop,m_exact', 'from' => 'badwords' ) );
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$bbcode = $DB->simple_exec();
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while ( $r = $DB->fetch_row($bbcode) )
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{
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$ibforums->cache['badwords'][] = $r;
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}
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usort( $ibforums->cache['emoticons'] , array( 'post_parser', 'word_length_sort' ) );
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if ( $load )
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{
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$std->update_cache( array( 'name' => 'badwords', 'array' => 1, 'deletefirst' => 1 ) );
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}
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}
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}
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/*-------------------------------------------------------------------------*/
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// Strip quote tags
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/*-------------------------------------------------------------------------*/
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function strip_quote_tags( $txt="" )
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{
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return preg_replace( "#\[QUOTE(=.+?,.+?)?\].+?\[/QUOTE\]#is", "", $txt );
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}
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/*-------------------------------------------------------------------------*/
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// strip all tags
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/*-------------------------------------------------------------------------*/
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function strip_all_tags( $txt="" )
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{
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$txt = $this->strip_quote_tags( $this->unconvert( $txt ) );
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$txt = preg_replace( "#\[.+?\](.+?)\[/.+?\]#is", "\\1", $txt );
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return $txt;
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}
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/*-------------------------------------------------------------------------*/
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// strip all tags to formatted HTML
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/*-------------------------------------------------------------------------*/
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function strip_all_tags_to_formatted( $txt="" )
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{
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//$txt = $this->strip_quote_tags( $this->unconvert( $txt ) );
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//$txt = preg_replace( "#\[CODE\](.+?)\[/CODE\]#is", "<pre>\\1</pre>", $txt );
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//$txt = preg_replace( "#\[LIST\](.+?)\[/LIST\]#eis", "'<ul>' .str_replace( '[*]', '<li>', nl2br('\\1') ).'</ul>';", $txt );
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//$txt = preg_replace( "#\[LIST=.+?\](.+?)\[/LIST\]#eis", "'<ul>' .str_replace( '[*]', '<li>', nl2br('\\1') ).'</ul>';", $txt );
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//$txt = preg_replace( "#\[.+?\](.+?)\[/.+?\]#is", "\\1", $txt );
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return $txt;
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}
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/*-------------------------------------------------------------------------*/
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// PARSE POLL TAGS
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// Converts certain code tags for polling
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/*-------------------------------------------------------------------------*/
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function parse_poll_tags($txt)
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{
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// if you want to parse more tags for polls, simply cut n' paste from the "convert" routine
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// anywhere here.
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$txt = preg_replace( "#\[img\](.+?)\[/img\]#ie" , "\$this->regex_check_image('\\1')", $txt );
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$txt = preg_replace( "#\[url\](\S+?)\[/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\1'))", $txt );
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$txt = preg_replace( "#\[url\s*=\s*\"\;\s*(\S+?)\s*\"\;\s*\](.*?)\[\/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\2'))", $txt );
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$txt = preg_replace( "#\[url\s*=\s*(\S+?)\s*\](.*?)\[\/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\2'))", $txt );
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return $txt;
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}
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/*-------------------------------------------------------------------------*/
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// convert:
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// Parses raw text into smilies, HTML and iB CODE
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/*-------------------------------------------------------------------------*/
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function convert($in=array( 'TEXT' => "", 'SMILIES' => 0, 'CODE' => 0, 'SIGNATURE' => 0, 'HTML' => 0))
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{
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global $ibforums, $DB;
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$this->check_caches();
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$this->in_sig = $in['SIGNATURE'];
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$txt = $in['TEXT'];
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//-----------------------------------------
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// Returns any errors as $this->error
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//-----------------------------------------
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// Remove session id's from any post
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$txt = preg_replace( "#(\?|&|;|&)s=([0-9a-zA-Z]){32}(&|;|&|$)?#e", "\$this->regex_bash_session('\\1', '\\3')", $txt );
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//-----------------------------------------
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// convert <br> to \n
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//-----------------------------------------
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$txt = preg_replace( "/<br>|<br \/>/", "\n", $txt );
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//-----------------------------------------
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// Are we parsing iB_CODE and do we have either '[' or ']' in the
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// text we are processing?
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//-----------------------------------------
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if ( $in['CODE'] == 1 )
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{
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//-----------------------------------------
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// Do [CODE] tag
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//-----------------------------------------
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$txt = preg_replace( "#\[code\](.+?)\[/code\]#ies", "\$this->regex_code_tag( '\\1' )", $txt );
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//-----------------------------------------
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// Auto parse URLs
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//-----------------------------------------
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$txt = preg_replace( "#(^|\s)((http|https|news|ftp)://\w+[^\s\[\]]+)#ie" , "\$this->regex_build_url(array('html' => '\\2', 'show' => '\\2', 'st' => '\\1'))", $txt );
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//-----------------------------------------
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// Do [QUOTE(name,date)] tags
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//-----------------------------------------
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// Find the first, and last quote tag (greedy match)...
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$txt = preg_replace( "#(\[quote(.+?)?\].*\[/quote\])#ies" , "\$this->regex_parse_quotes('\\1')" , $txt );
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/*-------------------------------------------------------------------------*/
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// If we are not parsing a siggie, lets have a bash
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// at the [PHP] [SQL] and [HTML] tags.
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/*-------------------------------------------------------------------------*/
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if ($in['SIGNATURE'] != 1) {
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$txt = preg_replace( "#\[sql\](.+?)\[/sql\]#ies" , "\$this->regex_sql_tag('\\1')" , $txt );
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$txt = preg_replace( "#\[html\](.+?)\[/html\]#ies" , "\$this->regex_html_tag('\\1')" , $txt );
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//-----------------------------------------
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// [LIST] [*] [/LIST]
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//-----------------------------------------
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while( preg_match( "#\n?\[list\](.+?)\[/list\]\n?#ies" , $txt ) )
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{
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$txt = preg_replace( "#\n?\[list\](.+?)\[/list\]\n?#ies", "\$this->regex_list('\\1')" , $txt );
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}
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while( preg_match( "#\n?\[list=(a|A|i|I|1)\](.+?)\[/list\]\n?#ies" , $txt ) )
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{
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$txt = preg_replace( "#\n?\[list=(a|A|i|I|1)\](.+?)\[/list\]\n?#ies", "\$this->regex_list('\\2','\\1')" , $txt );
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}
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}
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//-----------------------------------------
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// Do [IMG] [FLASH] tags
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//-----------------------------------------
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if ($ibforums->vars['allow_images'])
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{
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$txt = preg_replace( "#\[img\](.+?)\[/img\]#ie" , "\$this->regex_check_image('\\1')" , $txt );
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$txt = preg_replace( "#(\[flash=)(\S+?)(\,)(\S+?)(\])(\S+?)(\[\/flash\])#ie", "\$this->regex_check_flash('\\2','\\4','\\6')", $txt );
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}
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// Start off with the easy stuff
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$txt = preg_replace( "#\[b\](.+?)\[/b\]#is", "<b>\\1</b>", $txt );
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$txt = preg_replace( "#\[i\](.+?)\[/i\]#is", "<i>\\1</i>", $txt );
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$txt = preg_replace( "#\[u\](.+?)\[/u\]#is", "<u>\\1</u>", $txt );
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$txt = preg_replace( "#\[s\](.+?)\[/s\]#is", "<s>\\1</s>", $txt );
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// (c) (r) and (tm)
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$txt = preg_replace( "#\(c\)#i" , "©" , $txt );
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$txt = preg_replace( "#\(tm\)#i" , "™" , $txt );
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$txt = preg_replace( "#\(r\)#i" , "®" , $txt );
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// email tags
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// [email]matt@index.com[/email] [email=matt@index.com]Email me[/email]
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$txt = preg_replace( "#\[email\](\S+?)\[/email\]#i" , "<a href='mailto:\\1'>\\1</a>", $txt );
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$txt = preg_replace( "#\[email\s*=\s*\"\;([\.\w\-]+\@[\.\w\-]+\.[\.\w\-]+)\s*\"\;\s*\](.*?)\[\/email\]#i" , "<a href='mailto:\\1'>\\2</a>", $txt );
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$txt = preg_replace( "#\[email\s*=\s*([\.\w\-]+\@[\.\w\-]+\.[\w\-]+)\s*\](.*?)\[\/email\]#i" , "<a href='mailto:\\1'>\\2</a>", $txt );
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// url tags
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// [url]http://www.index.com[/url] [url=http://www.index.com]ibforums![/url]
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$txt = preg_replace( "#\[url\](\S+?)\[/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\1'))", $txt );
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$txt = preg_replace( "#\[url\s*=\s*\"\;\s*(\S+?)\s*\"\;\s*\](.*?)\[\/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\2'))", $txt );
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$txt = preg_replace( "#\[url\s*=\s*(\S+?)\s*\](.*?)\[\/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\2'))", $txt );
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// font size, colour and font style
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// [font=courier]Text here[/font] [size=6]Text here[/size] [color=red]Text here[/color]
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while ( preg_match( "#\[size=([^\]]+)\](.+?)\[/size\]#ies", $txt ) )
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{
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$txt = preg_replace( "#\[size=([^\]]+)\](.+?)\[/size\]#ies" , "\$this->regex_font_attr(array('s'=>'size','1'=>'\\1','2'=>'\\2'))", $txt );
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}
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while ( preg_match( "#\[font=([^\]]+)\](.*?)\[/font\]#ies", $txt ) )
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{
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$txt = preg_replace( "#\[font=([^\]]+)\](.*?)\[/font\]#ies" , "\$this->regex_font_attr(array('s'=>'font','1'=>'\\1','2'=>'\\2'))", $txt );
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}
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while( preg_match( "#\[color=([^\]]+)\](.+?)\[/color\]#ies", $txt ) )
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{
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$txt = preg_replace( "#\[color=([^\]]+)\](.+?)\[/color\]#ies" , "\$this->regex_font_attr(array('s'=>'col' ,'1'=>'\\1','2'=>'\\2'))", $txt );
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}
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}
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// Swop \n back to <br>
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$txt = preg_replace( "/\n/", "<br />", $txt );
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// Unicode?
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if ( $this->allow_unicode )
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{
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$txt = preg_replace("/&#([0-9]+);/s", "&#\\1;", $txt );
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}
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//-----------------------------------------
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// Parse smilies (disallow smilies in siggies, or we'll have to query the DB for each post
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// and each signature when viewing a topic, not something that we really want to do.
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//-----------------------------------------
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if ($in['SMILIES'] != 0 and $in['SIGNATURE'] == 0)
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{
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$txt = ' '.$txt.' ';
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usort( $ibforums->cache['emoticons'] , array( 'post_parser', 'smilie_length_sort' ) );
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if ( count( $ibforums->cache['emoticons'] ) > 0 )
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{
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foreach( $ibforums->cache['emoticons'] as $a_id => $row)
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{
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if ( $row['emo_set'] != $this->ipsclass->skin['_emodir'] )
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{
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continue;
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}
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$code = $row['typed'];
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$image = $row['image'];
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//-----------------------------------------
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// Make safe for regex
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//-----------------------------------------
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$code = preg_quote($code, "/");
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$txt = preg_replace( "!(?<=[^\w&;/])$code(?=.\W|\W.|\W$)!ei", "\$this->convert_emoticon('$code', '$image')", $txt );
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}
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}
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$txt = trim($txt);
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if ( $ibforums->vars['max_emos'] )
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{
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if ($this->emoticon_count > $ibforums->vars['max_emos'])
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{
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$this->error = 'too_many_emoticons';
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}
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}
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}
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$txt = $this->bad_words($txt);
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$txt = $this->bbcode_check($txt);
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return $txt;
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}
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//-----------------------------------------
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// Checks opening and closing bbtags - doesn't parse at this point
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//-----------------------------------------
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function bbcode_check($t="")
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{
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global $ibforums, $DB, $std;
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$count = array();
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foreach( $ibforums->cache['bbcode'] as $i => $r )
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{
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if ( $r['bbcode_useoption'] )
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{
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$count[ $r['bbcode_id'] ]['open'] = substr_count( strtolower($t), '['.strtolower($r['bbcode_tag']).'=' );
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$count[ $r['bbcode_id'] ]['wrongopen'] = substr_count( strtolower($t), '['.strtolower($r['bbcode_tag']).']' );
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}
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else
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{
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$count[ $r['bbcode_id'] ]['open'] = substr_count( strtolower($t), '['.strtolower($r['bbcode_tag']).']' );
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$count[ $r['bbcode_id'] ]['wrongopen'] = substr_count( strtolower($t), '['.strtolower($r['bbcode_tag']).'=' );
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}
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$count[ $r['bbcode_id'] ]['closed'] = substr_count( strtolower($t), '[/'.strtolower($r['bbcode_tag']).']' );
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//-----------------------------------------
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// check...
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//-----------------------------------------
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if ( $count[ $r['bbcode_id'] ]['open'] != $count[ $r['bbcode_id'] ]['closed'] )
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{
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if ( $count[ $r['bbcode_id'] ]['wrongopen'] == $count[ $r['bbcode_id'] ]['closed'] )
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{
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$this->error = 'custom_tags_incorrect2';
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}
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else
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{
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$this->error = 'custom_tags_incorrect';
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}
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}
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}
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return $t;
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}
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//-----------------------------------------
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// My strip-tags. Converts HTML entities back before strippin' em
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//-----------------------------------------
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function my_strip_tags($t="")
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{
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$t = str_replace( '>', '>', $t );
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$t = str_replace( '<', '<', $t );
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$t = strip_tags($t);
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// Make sure nothing naughty is left...
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$t = str_replace( '<', '<', $t );
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$t = str_replace( '>', '>', $t );
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return $t;
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}
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//-----------------------------------------
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// Word wrap, wraps 'da word innit
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//-----------------------------------------
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function my_wordwrap($t="", $chrs=0, $replace="<br />")
|
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{
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if ( $t == "" )
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{
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return $t;
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}
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if ( $chrs < 1 )
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{
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|
return $t;
|
|
}
|
|
|
|
$t = preg_replace("#([^\s<>'\"/\.\\-\?&\n\r\%]{".$chrs."})#i", " \\1".$replace ,$t);
|
|
|
|
return $t;
|
|
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Post DB parse tags
|
|
//-----------------------------------------
|
|
|
|
function post_db_parse($t="")
|
|
{
|
|
global $ibforums, $DB;
|
|
|
|
if ( $this->pp_do_html )
|
|
{
|
|
$t = $this->post_db_parse_html( $t );
|
|
}
|
|
else
|
|
{
|
|
//$t = $this->my_strip_tags( $t );
|
|
}
|
|
|
|
if ( $this->pp_wordwrap > 0 )
|
|
{
|
|
$t = $this->my_wordwrap( $t, $this->pp_wordwrap );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Custom BB code
|
|
//-----------------------------------------
|
|
|
|
if ( strstr( $t, '[/' ) )
|
|
{
|
|
$t = $this->post_db_parse_bbcode($t);
|
|
}
|
|
|
|
return $t;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Post DB parse BBCode
|
|
//-----------------------------------------
|
|
|
|
function post_db_parse_bbcode($t="")
|
|
{
|
|
global $ibforums, $DB, $std;
|
|
|
|
if ( is_array( $ibforums->cache['bbcode'] ) and count( $ibforums->cache['bbcode'] ) )
|
|
{
|
|
foreach( $ibforums->cache['bbcode'] as $i => $row )
|
|
{
|
|
if ( substr_count( $row['bbcode_replace'], '{content}' ) > 1 )
|
|
{
|
|
//-----------------------------------------
|
|
// Slightly slower
|
|
//-----------------------------------------
|
|
|
|
if ( $row['bbcode_useoption'] )
|
|
{
|
|
preg_match_all( "#(\[".preg_quote($row['bbcode_tag'], '#' )."=(?:"|&\#39;)?(.+?)(?:"|&\#39;)?\])(.+?)(\[/".preg_quote($row['bbcode_tag'], '#' )."\])#si", $t, $match );
|
|
|
|
for ($i=0; $i < count($match[0]); $i++)
|
|
{
|
|
$tmp = $row['bbcode_replace'];
|
|
$tmp = str_replace( '{option}' , $match[2][$i], $tmp );
|
|
$tmp = str_replace( '{content}', $match[3][$i], $tmp );
|
|
$t = str_replace( $match[0][$i], $tmp, $t );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
preg_match_all( "#(\[".preg_quote($row['bbcode_tag'], '#' )."\])(.+?)(\[/".preg_quote($row['bbcode_tag'], '#' )."\])#si", $t, $match );
|
|
|
|
for ($i=0; $i < count($match[0]); $i++)
|
|
{
|
|
$tmp = $row['bbcode_replace'];
|
|
$tmp = str_replace( '{content}', $match[2][$i], $tmp );
|
|
$t = str_replace( $match[0][$i], $tmp, $t );
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$replace = explode( '{content}', $row['bbcode_replace'] );
|
|
|
|
if ( $row['bbcode_useoption'] )
|
|
{
|
|
$t = preg_replace( "#\[".$row['bbcode_tag']."=(?:"|&\#39;)?(.+?)(?:"|&\#39;)?\]#si", str_replace( '{option}', "\\1", $replace[0] ), $t );
|
|
}
|
|
else
|
|
{
|
|
$t = preg_replace( '#\['.$row['bbcode_tag'].'\]#i' , $replace[0], $t );
|
|
}
|
|
|
|
$t = preg_replace( '#\[/'.$row['bbcode_tag'].'\]#i', $replace[1], $t );
|
|
}
|
|
}
|
|
}
|
|
|
|
return $t;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// parse_html
|
|
// Converts the doHTML tag
|
|
//-----------------------------------------
|
|
|
|
function post_db_parse_html($t="")
|
|
{
|
|
if ( $t == "" )
|
|
{
|
|
return $t;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Remove <br>s 'cos we know they can't
|
|
// be user inputted, 'cos they are still
|
|
// <br> at this point :)
|
|
//-----------------------------------------
|
|
|
|
if ( $this->pp_nl2br != 1 )
|
|
{
|
|
$t = str_replace( "<br>" , "\n" , $t );
|
|
$t = str_replace( "<br />" , "\n" , $t );
|
|
}
|
|
|
|
$t = str_replace( "'" , "'", $t );
|
|
$t = str_replace( "!" , "!", $t );
|
|
$t = str_replace( "$" , "$", $t );
|
|
$t = str_replace( "|" , "|", $t );
|
|
$t = str_replace( "&" , "&", $t );
|
|
$t = str_replace( ">" , ">", $t );
|
|
$t = str_replace( "<" , "<", $t );
|
|
$t = str_replace( """ , '"', $t );
|
|
|
|
//-----------------------------------------
|
|
// Take a crack at parsing some of the nasties
|
|
// NOTE: THIS IS NOT DESIGNED AS A FOOLPROOF METHOD
|
|
// AND SHOULD NOT BE RELIED UPON!
|
|
//-----------------------------------------
|
|
|
|
$t = preg_replace( "/javascript/i" , "javascript", $t );
|
|
$t = preg_replace( "/alert/i" , "alert" , $t );
|
|
$t = preg_replace( "/about:/i" , "about:" , $t );
|
|
$t = preg_replace( "/onmouseover/i", "onmouseover" , $t );
|
|
$t = preg_replace( "/onclick/i" , "onclick" , $t );
|
|
$t = preg_replace( "/onload/i" , "onload" , $t );
|
|
$t = preg_replace( "/onsubmit/i" , "onsubmit" , $t );
|
|
|
|
return $t;
|
|
}
|
|
|
|
|
|
//-----------------------------------------
|
|
// Badwords:
|
|
// Swops naughty, naugty words and stuff
|
|
//-----------------------------------------
|
|
|
|
function bad_words($text = "")
|
|
{
|
|
global $DB, $ibforums;
|
|
|
|
if ($text == "")
|
|
{
|
|
return "";
|
|
}
|
|
|
|
if ( $this->bypass_badwords == 1 )
|
|
{
|
|
return $text;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
|
|
if ( is_array( $ibforums->cache['badwords'] ) )
|
|
{
|
|
usort( $ibforums->cache['badwords'] , array( 'post_parser', 'word_length_sort' ) );
|
|
|
|
if ( count($ibforums->cache['badwords']) > 0 )
|
|
{
|
|
foreach($ibforums->cache['badwords'] as $idx => $r)
|
|
{
|
|
|
|
if ($r['swop'] == "")
|
|
{
|
|
$replace = '######';
|
|
}
|
|
else
|
|
{
|
|
$replace = $r['swop'];
|
|
}
|
|
|
|
//-----------------------------------------
|
|
|
|
$r['type'] = preg_quote($r['type'], "/");
|
|
|
|
//-----------------------------------------
|
|
|
|
if ($r['m_exact'] == 1)
|
|
{
|
|
$text = preg_replace( "/(^|\b)".$r['type']."(\b|!|\?|\.|,|$)/i", "$replace", $text );
|
|
}
|
|
else
|
|
{
|
|
$text = preg_replace( "/".$r['type']."/i", "$replace", $text );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $text;
|
|
|
|
}
|
|
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// unconvert:
|
|
// Parses the HTML back into plain text
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function unconvert($txt="", $code=1, $html=0) {
|
|
|
|
$txt = preg_replace( "#<!--emo&(.+?)-->.+?<!--endemo-->#", "\\1" , $txt );
|
|
|
|
if ($code == 1)
|
|
{
|
|
$txt = preg_replace( "#<!--sql-->(.+?)<!--sql1-->(.+?)<!--sql2-->(.+?)<!--sql3-->#eis" , "\$this->unconvert_sql(\"\\2\")", $txt);
|
|
$txt = preg_replace( "#<!--html-->(.+?)<!--html1-->(.+?)<!--html2-->(.+?)<!--html3-->#e", "\$this->unconvert_htm(\"\\2\")", $txt);
|
|
|
|
$txt = preg_replace( "#<!--Flash (.+?)-->.+?<!--End Flash-->#e" , "\$this->unconvert_flash('\\1')", $txt );
|
|
$txt = preg_replace( "#<img src=[\"'](\S+?)['\"].+?".">#" , "\[img\]\\1\[/img\]" , $txt );
|
|
|
|
$txt = preg_replace( "#<a href=[\"']mailto:(.+?)['\"]>(.+?)</a>#" , "\[email=\\1\]\\2\[/email\]" , $txt );
|
|
$txt = preg_replace( "#<a href=[\"'](http://|https://|ftp://|news://)?(\S+?)['\"].+?".">(.+?)</a>#" , "\[url=\\1\\2\]\\3\[/url\]" , $txt );
|
|
|
|
$txt = preg_replace( "#<!--QuoteBegin-->(.+?)<!--QuoteEBegin-->#" , '[quote]' , $txt );
|
|
$txt = preg_replace( "#<!--QuoteBegin-{1,2}([^>]+?)\+([^>]+?)-->(.+?)<!--QuoteEBegin-->#" , "[quote=\\1,\\2]" , $txt );
|
|
$txt = preg_replace( "#<!--QuoteBegin-{1,2}([^>]+?)\+-->(.+?)<!--QuoteEBegin-->#" , "[quote=\\1]" , $txt );
|
|
|
|
$txt = preg_replace( "#<!--QuoteEnd-->(.+?)<!--QuoteEEnd-->#" , '[/quote]' , $txt );
|
|
|
|
$txt = preg_replace( "#<!--c1-->(.+?)<!--ec1-->#", '[code]' , $txt );
|
|
$txt = preg_replace( "#<!--c2-->(.+?)<!--ec2-->#", '[/code]' , $txt );
|
|
|
|
$txt = preg_replace( "#<i>(.+?)</i>#is" , "\[i\]\\1\[/i\]" , $txt );
|
|
$txt = preg_replace( "#<b>(.+?)</b>#is" , "\[b\]\\1\[/b\]" , $txt );
|
|
$txt = preg_replace( "#<s>(.+?)</s>#is" , "\[s\]\\1\[/s\]" , $txt );
|
|
$txt = preg_replace( "#<u>(.+?)</u>#is" , "\[u\]\\1\[/u\]" , $txt );
|
|
|
|
$txt = preg_replace( "#(\n){0,}<ul>#" , "\\1\[list\]" , $txt );
|
|
$txt = preg_replace( "#(\n){0,}<ol type='(a|A|i|I|1)'>#" , "\\1\[list=\\2\]\n" , $txt );
|
|
$txt = preg_replace( "#(\n){0,}<li>#" , "\n\[*\]" , $txt );
|
|
$txt = preg_replace( "#(\n){0,}</ul>(\n){0,}#", "\n\[/list\]\\2" , $txt );
|
|
$txt = preg_replace( "#(\n){0,}</ol>(\n){0,}#", "\n\[/list\]\\2" , $txt );
|
|
|
|
while ( preg_match( "#<span style=['\"]font-size:(.+?)pt;line-height:100%['\"]>(.+?)</span>#is", $txt ) )
|
|
{
|
|
$txt = preg_replace( "#<span style=['\"]font-size:(.+?)pt;line-height:100%['\"]>(.+?)</span>#ise" , "\$this->unconvert_size('\\1', '\\2')", $txt );
|
|
}
|
|
|
|
while ( preg_match( "#<span style=['\"]color:(.+?)['\"]>(.+?)</span>#is", $txt ) )
|
|
{
|
|
$txt = preg_replace( "#<span style=['\"]color:(.+?)['\"]>(.+?)</span>#is" , "\[color=\\1\]\\2\[/color\]", $txt );
|
|
}
|
|
|
|
while ( preg_match( "#<span style=['\"]font-family:(.+?)['\"]>(.+?)</span>#is", $txt ) )
|
|
{
|
|
$txt = preg_replace( "#<span style=['\"]font-family:(.+?)['\"]>(.+?)</span>#is", "\[font=\\1\]\\2\[/font\]", $txt );
|
|
}
|
|
|
|
// Tidy up the end quote stuff
|
|
|
|
$txt = preg_replace( "#(\[/QUOTE\])\s*?<br />\s*#si", "\\1\n", $txt );
|
|
$txt = preg_replace( "#(\[/QUOTE\])\s*?<br>\s*#si" , "\\1\n", $txt );
|
|
|
|
$txt = preg_replace( "#<!--EDIT\|.+?\|.+?-->#" , "" , $txt );
|
|
|
|
$txt = str_replace( "</li>", "", $txt );
|
|
|
|
$txt = str_replace( "™", "(tm)", $txt );
|
|
}
|
|
|
|
if ($html == 1)
|
|
{
|
|
$txt = str_replace( "'", "'", $txt);
|
|
}
|
|
|
|
$txt = str_replace( "<br>" , "\n", $txt );
|
|
$txt = str_replace( "<br />", "\n", $txt );
|
|
|
|
|
|
return trim(stripslashes($txt));
|
|
}
|
|
|
|
//-----------------------------------------
|
|
//+-----------------------------------------------------------------------------------------
|
|
// UNCONVERT FUNCTIONS
|
|
//+-----------------------------------------------------------------------------------------
|
|
//+-----------------------------------------------------------------------------------------
|
|
|
|
function unconvert_size($size="", $text="")
|
|
{
|
|
|
|
$size -= 7;
|
|
|
|
return '[size='.$size.']'.$text.'[/size]';
|
|
|
|
}
|
|
|
|
function unconvert_flash($flash="")
|
|
{
|
|
|
|
$f_arr = explode( "+", $flash );
|
|
|
|
return '[flash='.$f_arr[0].','.$f_arr[1].']'.$f_arr[2].'[/flash]';
|
|
|
|
}
|
|
|
|
function unconvert_sql($sql="")
|
|
{
|
|
$sql = stripslashes($sql);
|
|
|
|
$sql = preg_replace( "#<span style='.+?'>#is", "", $sql );
|
|
$sql = str_replace( "</span>" , "", $sql );
|
|
$sql = preg_replace( "#\s*$#" , "", $sql );
|
|
|
|
return '[sql]'.$sql.'[/sql]';
|
|
|
|
}
|
|
|
|
function unconvert_htm($html="")
|
|
{
|
|
$html = stripslashes($html);
|
|
|
|
$html = preg_replace( "#<span style='.+?'>#is", "", $html );
|
|
$html = str_replace( "</span>" , "", $html );
|
|
$html = preg_replace( "#\s*$#" , "", $html );
|
|
|
|
return '[html]'.$html.'[/html]';
|
|
|
|
}
|
|
|
|
|
|
//-----------------------------------------
|
|
//+-----------------------------------------------------------------------------------------
|
|
// CONVERT FUNCTIONS
|
|
//+-----------------------------------------------------------------------------------------
|
|
//+-----------------------------------------------------------------------------------------
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// convert_emoticon:
|
|
// replaces the text with the emoticon image
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function convert_emoticon($code="", $image="")
|
|
{
|
|
global $ibforums;
|
|
|
|
if (!$code or !$image) return;
|
|
|
|
//-----------------------------------------
|
|
// Remove slashes added by preg_quote
|
|
//-----------------------------------------
|
|
|
|
$code = stripslashes($code);
|
|
|
|
$this->emoticon_count++;
|
|
|
|
return "<!--emo&".trim($code)."--><img src='{$ibforums->vars['EMOTICONS_URL']}/$image' border='0' style='vertical-align:middle' alt='$image' /><!--endemo-->";
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// wrap style:
|
|
// code and quote table HTML generator
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function wrap_style( $type='quote', $extra="" )
|
|
{
|
|
global $ibforums;
|
|
|
|
$used = array(
|
|
'quote' => array( 'title' => 'QUOTE', 'css_top' => 'quotetop' , 'css_main' => 'quotemain' ),
|
|
'code' => array( 'title' => 'CODE' , 'css_top' => 'codetop' , 'css_main' => 'codemain' ),
|
|
'sql' => array( 'title' => 'SQL' , 'css_top' => 'sqltop' , 'css_main' => 'sqlmain' ),
|
|
'html' => array( 'title' => 'HTML' , 'css_top' => 'htmltop' , 'css_main' => 'htmlmain' )
|
|
);
|
|
|
|
|
|
return array( 'START' => "<div class='{$used[ $type ]['css_top']}'>{$used[ $type ]['title']}{$extra}</div><div class='{$used[ $type ]['css_main']}'>",
|
|
'END' => "</div>"
|
|
);
|
|
}
|
|
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_list: List generation
|
|
//
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_list( $txt="", $type="" )
|
|
{
|
|
if ($txt == "")
|
|
{
|
|
return;
|
|
}
|
|
|
|
if ( $type == "" )
|
|
{
|
|
// Unordered list.
|
|
|
|
return "<ul>".$this->regex_list_item($txt)."</ul>";
|
|
}
|
|
else
|
|
{
|
|
return "<ol type='$type'>".$this->regex_list_item($txt)."</ol>";
|
|
}
|
|
}
|
|
|
|
function regex_list_item($txt)
|
|
{
|
|
$txt = preg_replace( "#\[\*\]#", "</li><li>" , trim($txt) );
|
|
|
|
$txt = preg_replace( "#^</?li>#" , "", $txt );
|
|
|
|
return str_replace( "\n</li>", "</li>", $txt."</li>" );
|
|
}
|
|
|
|
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_html_tag: HTML syntax highlighting
|
|
//
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_html_tag($html="") {
|
|
|
|
if ($html == "") return;
|
|
|
|
//-----------------------------------------
|
|
// Too many embedded code/quote/html/sql tags can crash Opera and Moz
|
|
//-----------------------------------------
|
|
|
|
if (preg_match( "/\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\]/i", $html) )
|
|
{
|
|
return $default;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Take a stab at removing most of the common
|
|
// smilie characters.
|
|
//-----------------------------------------
|
|
|
|
$html = preg_replace( "#:#" , ":", $html );
|
|
$html = preg_replace( "#\[#" , "[", $html );
|
|
$html = preg_replace( "#\]#" , "]", $html );
|
|
$html = preg_replace( "#\)#" , ")", $html );
|
|
$html = preg_replace( "#\(#" , "(", $html );
|
|
|
|
$html = preg_replace( "/^<br>/" , "", $html );
|
|
$html = preg_replace( "#^<br />#", "", $html );
|
|
$html = preg_replace( "/^\s+/" , "", $html );
|
|
|
|
$html = preg_replace( "#<([^&<>]+)>#" , "<<span style='color:blue'>\\1</span>>" , $html ); //Matches <tag>
|
|
$html = preg_replace( "#<([^&<>]+)=#" , "<<span style='color:blue'>\\1</span>=" , $html ); //Matches <tag
|
|
$html = preg_replace( "#</([^&]+)>#" , "</<span style='color:blue'>\\1</span>>" , $html ); //Matches </tag>
|
|
$html = preg_replace( "!=("|')(.+?)?("|')(\s|>)!" , "=\\1<span style='color:orange'>\\2</span>\\3\\4" , $html ); //Matches ='this'
|
|
$html = preg_replace( "!<!--(.+?)-->!" , "<!<span style='color:red'>--\\1--</span>>", $html );
|
|
|
|
$wrap = $this->wrap_style( 'html' );
|
|
|
|
return "<!--html-->{$wrap['START']}<!--html1-->$html<!--html2-->{$wrap['END']}<!--html3-->";
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_sql_tag: SQL syntax highlighting
|
|
//
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_sql_tag($sql="") {
|
|
|
|
if ($sql == "") return;
|
|
|
|
//-----------------------------------------
|
|
// Too many embedded code/quote/html/sql tags can crash Opera and Moz
|
|
//-----------------------------------------
|
|
|
|
if (preg_match( "/\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\]/i", $sql) ) {
|
|
return $default;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Knock off any preceeding newlines (which have
|
|
// since been converted into <br>)
|
|
//-----------------------------------------
|
|
|
|
$sql = preg_replace( "/^<br>/" , "", $sql );
|
|
$sql = preg_replace( "#^<br />#", "", $sql );
|
|
$sql = preg_replace( "/^\s+/" , "", $sql );
|
|
|
|
//-----------------------------------------
|
|
// Make certain regex work..
|
|
//-----------------------------------------
|
|
|
|
if (! preg_match( "/\s+$/" , $sql) )
|
|
{
|
|
$sql = $sql.' ';
|
|
}
|
|
|
|
$sql = preg_replace( "#(=|\+|\-|>|<|~|==|\!=|LIKE|NOT LIKE|REGEXP)#i" , "<span style='color:orange'>\\1</span>", $sql );
|
|
$sql = preg_replace( "#(MAX|AVG|SUM|COUNT|MIN)\(#i" , "<span style='color:blue'>\\1</span>(" , $sql );
|
|
$sql = preg_replace( "!("|'|')(.+?)("|'|')!i" , "<span style='color:red'>\\1\\2\\3</span>" , $sql );
|
|
$sql = preg_replace( "#\s{1,}(AND|OR)\s{1,}#i" , " <span style='color:blue'>\\1</span> " , $sql );
|
|
$sql = preg_replace( "#(LEFT|JOIN|WHERE|MODIFY|CHANGE|AS|DISTINCT|IN|ASC|DESC|ORDER BY)\s{1,}#i" , "<span style='color:green'>\\1</span> " , $sql );
|
|
$sql = preg_replace( "#LIMIT\s*(\d+)\s*,\s*(\d+)#i" , "<span style='color:green'>LIMIT</span> <span style='color:orange'>\\1, \\2</span>" , $sql );
|
|
$sql = preg_replace( "#(FROM|INTO)\s{1,}(\S+?)\s{1,}#i" , "<span style='color:green'>\\1</span> <span style='color:orange'>\\2</span> ", $sql );
|
|
$sql = preg_replace( "#(SELECT|INSERT|UPDATE|DELETE|ALTER TABLE|DROP)#i" , "<span style='color:blue;font-weight:bold'>\\1</span>" , $sql );
|
|
|
|
$html = $this->wrap_style( 'sql' );
|
|
|
|
return "<!--sql-->{$html['START']}<!--sql1-->{$sql}<!--sql2-->{$html['END']}<!--sql3-->";
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_code_tag: Builds this code tag HTML
|
|
//
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_code_tag($txt="")
|
|
{
|
|
global $ibforums;
|
|
|
|
$default = "\[code\]$txt\[/code\]";
|
|
|
|
if ($txt == "") return;
|
|
|
|
//-----------------------------------------
|
|
// Too many embedded code/quote/html/sql tags can crash Opera and Moz
|
|
//-----------------------------------------
|
|
|
|
if (preg_match( "/\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\].+?\[(quote|code|html|sql)\]/i", $txt) ) {
|
|
return $default;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Take a stab at removing most of the common
|
|
// smilie characters.
|
|
//-----------------------------------------
|
|
|
|
//$txt = str_replace( "&" , "&", $txt );
|
|
$txt = preg_replace( "#<#" , "<", $txt );
|
|
$txt = preg_replace( "#>#" , ">", $txt );
|
|
$txt = preg_replace( "#"#" , """, $txt );
|
|
$txt = preg_replace( "#:#" , ":", $txt );
|
|
$txt = preg_replace( "#\[#" , "[", $txt );
|
|
$txt = preg_replace( "#\]#" , "]", $txt );
|
|
$txt = preg_replace( "#\)#" , ")", $txt );
|
|
$txt = preg_replace( "#\(#" , "(", $txt );
|
|
$txt = preg_replace( "#\r#" , "<br />", $txt );
|
|
$txt = preg_replace( "#\n#" , "<br />", $txt );
|
|
$txt = preg_replace( "#\s{1};#" , ";", $txt );
|
|
|
|
//-----------------------------------------
|
|
// Ensure that spacing is preserved
|
|
//-----------------------------------------
|
|
|
|
$txt = preg_replace( "#\s{2}#", " ", $txt );
|
|
|
|
$html = $this->wrap_style( 'code' );
|
|
|
|
return "<!--c1-->{$html['START']}<!--ec1-->$txt<!--c2-->{$html['END']}<!--ec2-->";
|
|
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_parse_quotes: Builds this quote tag HTML
|
|
// [QUOTE] .. [/QUOTE] - allows for embedded quotes
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_parse_quotes($the_txt="") {
|
|
|
|
if ($the_txt == "") return;
|
|
|
|
$txt = $the_txt;
|
|
|
|
if ( substr_count( strtolower($txt), '[quote' ) > $this->max_embed_quotes )
|
|
{
|
|
return $txt;
|
|
}
|
|
|
|
$txt = str_replace( chr(173).']', ']', $txt );
|
|
|
|
$this->quote_html = $this->wrap_style('quote');
|
|
|
|
$txt = preg_replace( "#\[quote\]#ie" , "\$this->regex_simple_quote_tag()" , $txt );
|
|
$txt = preg_replace( "#\[quote=([^\],]+?),([^\]]+?)\]#ie" , "\$this->regex_quote_tag('\\1', '\\2')" , $txt );
|
|
$txt = preg_replace( "#\[quote=([^\]]+?)\]#ie" , "\$this->regex_quote_tag('\\1', '')" , $txt );
|
|
$txt = preg_replace( "#\[/quote\]#ie" , "\$this->regex_close_quote()" , $txt );
|
|
|
|
$txt = str_replace( "\n", "<br />", $txt );
|
|
|
|
if ( ($this->quote_open == $this->quote_closed) and ($this->quote_error == 0) )
|
|
{
|
|
$txt = preg_replace( "#(<!--QuoteEBegin-->.+?<!--QuoteEnd-->)#es", "\$this->regex_preserve_spacing('\\1')", trim($txt) );
|
|
|
|
return $txt;
|
|
}
|
|
else
|
|
{
|
|
return $the_txt;
|
|
}
|
|
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_preserve_spacing: keeps double spaces
|
|
// without CSS killing <pre> tags
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_preserve_spacing($txt="")
|
|
{
|
|
$txt = preg_replace( "#^<!--QuoteEBegin-->(?:<br>|<br />)#", "<!--QuoteEBegin-->", trim($txt) );
|
|
|
|
$txt = preg_replace( "#\s{2}#", " ", $txt );
|
|
return $txt;
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_simple_quote_tag: Builds this quote tag HTML
|
|
// [QUOTE] .. [/QUOTE]
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_simple_quote_tag()
|
|
{
|
|
global $ibforums;
|
|
|
|
$this->quote_open++;
|
|
|
|
return "<!--QuoteBegin-->{$this->quote_html['START']}<!--QuoteEBegin-->";
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_close_quote: closes a quote tag
|
|
//
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_close_quote() {
|
|
|
|
if ($this->quote_open == 0)
|
|
{
|
|
$this->quote_error++;
|
|
return;
|
|
}
|
|
|
|
$this->quote_closed++;
|
|
|
|
return "<!--QuoteEnd-->{$this->quote_html['END']}<!--QuoteEEnd-->";
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_quote_tag: Builds this quote tag HTML
|
|
// [QUOTE=Matthew,14 February 2002]
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_quote_tag($name="", $date="")
|
|
{
|
|
global $ibforums;
|
|
|
|
if ( $date != "" )
|
|
{
|
|
$default = "\[quote=$name,$date\]";
|
|
}
|
|
else
|
|
{
|
|
$default = "\[quote=$name\]";
|
|
}
|
|
|
|
if ( strstr( $name, '<!--c1-->' ) or strstr( $date, '<!--c1-->' ) )
|
|
{
|
|
//-----------------------------------------
|
|
// Code tag detected...
|
|
//-----------------------------------------
|
|
|
|
$this->quote_error++;
|
|
return $default;
|
|
}
|
|
|
|
$name = str_replace( "+", "+", $name );
|
|
$name = str_replace( "-", "-", $name );
|
|
$name = str_replace( '[', "[", $name );
|
|
$name = str_replace( ']', "]", $name );
|
|
|
|
$this->quote_open++;
|
|
|
|
if ($date == "")
|
|
{
|
|
$html = $this->wrap_style( 'quote', "($name)");
|
|
}
|
|
else
|
|
{
|
|
$html = $this->wrap_style( 'quote', "($name @ $date)" );
|
|
}
|
|
|
|
$extra = "-".$name.'+'.$date;
|
|
|
|
return "<!--QuoteBegin".$extra."-->{$html['START']}<!--QuoteEBegin-->";
|
|
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_check_flash: Checks, and builds the <object>
|
|
// html.
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_check_flash($width="", $height="", $url="")
|
|
{
|
|
global $ibforums;
|
|
|
|
$default = "\[flash=$width,$height\]$url\[/flash\]";
|
|
|
|
if (!$ibforums->vars['allow_flash']) {
|
|
return $default;
|
|
}
|
|
|
|
if ($width > $ibforums->vars['max_w_flash']) {
|
|
$this->error = 'flash_too_big';
|
|
return $default;
|
|
}
|
|
|
|
if ($height > $ibforums->vars['max_h_flash']) {
|
|
$this->error = 'flash_too_big';
|
|
return $default;
|
|
}
|
|
|
|
if (!preg_match( "/^http:\/\/(\S+)\.swf$/i", $url) ) {
|
|
$this->error = 'flash_url';
|
|
return $default;
|
|
}
|
|
|
|
return "<!--Flash $width+$height+$url--><OBJECT CLASSID='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' WIDTH=$width HEIGHT=$height><PARAM NAME=MOVIE VALUE=$url><PARAM NAME=PLAY VALUE=TRUE><PARAM NAME=LOOP VALUE=TRUE><PARAM NAME=QUALITY VALUE=HIGH><EMBED SRC=$url WIDTH=$width HEIGHT=$height PLAY=TRUE LOOP=TRUE QUALITY=HIGH></EMBED></OBJECT><!--End Flash-->";
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_check_image: Checks, and builds the <img>
|
|
// html.
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_check_image($url="")
|
|
{
|
|
global $ibforums;
|
|
|
|
if (!$url) return;
|
|
|
|
$url = trim($url);
|
|
|
|
$default = "[img]".$url."[/img]";
|
|
|
|
++$this->image_count;
|
|
|
|
//-----------------------------------------
|
|
// Make sure we've not overriden the set image # limit
|
|
//-----------------------------------------
|
|
|
|
if ($ibforums->vars['max_images'])
|
|
{
|
|
if ($this->image_count > $ibforums->vars['max_images'])
|
|
{
|
|
$this->error = 'too_many_img';
|
|
return $default;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Are they attempting to post a dynamic image, or JS?
|
|
//-----------------------------------------
|
|
|
|
if ($ibforums->vars['allow_dynamic_img'] != 1)
|
|
{
|
|
if (preg_match( "/[?&;]/", $url))
|
|
{
|
|
$this->error = 'no_dynamic';
|
|
return $default;
|
|
}
|
|
if (preg_match( "/javascript(\:|\s)/i", $url ))
|
|
{
|
|
$this->error = 'no_dynamic';
|
|
return $default;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Is the img extension allowed to be posted?
|
|
//-----------------------------------------
|
|
|
|
if ($ibforums->vars['img_ext'])
|
|
{
|
|
$extension = preg_replace( "#^.*\.(\S+)$#", "\\1", $url );
|
|
|
|
$extension = strtolower($extension);
|
|
|
|
if ( (! $extension) OR ( preg_match( "#/#", $extension ) ) )
|
|
{
|
|
$this->error = 'invalid_ext';
|
|
return $default;
|
|
}
|
|
|
|
$ibforums->vars['img_ext'] = strtolower($ibforums->vars['img_ext']);
|
|
|
|
if ( ! preg_match( "/".preg_quote($extension, '/')."(,|$)/", $ibforums->vars['img_ext'] ))
|
|
{
|
|
$this->error = 'invalid_ext';
|
|
return $default;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Is it a legitimate image?
|
|
//-----------------------------------------
|
|
|
|
if (!preg_match( "/^(http|https|ftp):\/\//i", $url )) {
|
|
$this->error = 'no_dynamic';
|
|
return $default;
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// If we are still here....
|
|
//-----------------------------------------
|
|
|
|
$url = str_replace( " ", "%20", $url );
|
|
|
|
return "<img src='$url' border='0' alt='user posted image' />";
|
|
}
|
|
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_font_attr:
|
|
// Returns a string for an /e regexp based on the input
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_font_attr($IN)
|
|
{
|
|
if (!is_array($IN)) return "";
|
|
|
|
//-----------------------------------------
|
|
// Trim out stoopid 1337 stuff
|
|
// [color=black;font-size:500pt;border:orange 50in solid;]hehe[/color]
|
|
//-----------------------------------------
|
|
|
|
if ( preg_match( "/;/", $IN['1'] ) )
|
|
{
|
|
$attr = explode( ";", $IN['1'] );
|
|
|
|
$IN['1'] = $attr[0];
|
|
}
|
|
|
|
$IN['1'] = preg_replace( "/[&\(\)\.\%\[\]<>]/", "", $IN['1'] );
|
|
|
|
if ($IN['s'] == 'size')
|
|
{
|
|
$IN['1'] = intval($IN['1']) + 7;
|
|
|
|
if ($IN['1'] > 30)
|
|
{
|
|
$IN['1'] = 30;
|
|
}
|
|
|
|
return "<span style='font-size:".$IN['1']."pt;line-height:100%'>".$IN['2']."</span>";
|
|
}
|
|
else if ($IN['s'] == 'col')
|
|
{
|
|
$IN[1] = preg_replace( "/[^\d\w\#\s]/s", "", $IN[1] );
|
|
return "<span style='color:".$IN[1]."'>".$IN['2']."</span>";
|
|
}
|
|
else if ($IN['s'] == 'font')
|
|
{
|
|
$IN['1'] = preg_replace( "/[^\d\w\#\-\_\s]/s", "", $IN['1'] );
|
|
return "<span style='font-family:".$IN['1']."'>".$IN['2']."</span>";
|
|
}
|
|
}
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
// regex_build_url: Checks, and builds the a href
|
|
// html
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
function regex_build_url($url=array())
|
|
{
|
|
$skip_it = 0;
|
|
|
|
//-----------------------------------------
|
|
// Make sure the last character isn't punctuation..
|
|
// if it is, remove it and add it to the
|
|
// end array
|
|
//-----------------------------------------
|
|
|
|
if ( preg_match( "/([\.,\?]|!)$/", $url['html'], $match) )
|
|
{
|
|
$url['end'] .= $match[1];
|
|
$url['html'] = preg_replace( "/([\.,\?]|!)$/", "", $url['html'] );
|
|
$url['show'] = preg_replace( "/([\.,\?]|!)$/", "", $url['show'] );
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Make sure it's not being used in a
|
|
// closing code/quote/html or sql block
|
|
//-----------------------------------------
|
|
|
|
if (preg_match( "/\[\/(html|quote|code|sql)/i", $url['html']) )
|
|
{
|
|
return $url['html'];
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// clean up the ampersands / brackets
|
|
//-----------------------------------------
|
|
|
|
$url['html'] = str_replace( "&" , "&" , $url['html'] );
|
|
$url['html'] = str_replace( "[" , "%5b" , $url['html'] );
|
|
$url['html'] = str_replace( "]" , "%5d" , $url['html'] );
|
|
|
|
//-----------------------------------------
|
|
// Make sure we don't have a JS link
|
|
//-----------------------------------------
|
|
|
|
$url['html'] = preg_replace( "/javascript:/i", "java script: ", $url['html'] );
|
|
|
|
//-----------------------------------------
|
|
// Do we have http:// at the front?
|
|
//-----------------------------------------
|
|
|
|
if ( ! preg_match("#^(http|news|https|ftp|aim)://#", $url['html'] ) )
|
|
{
|
|
$url['html'] = 'http://'.$url['html'];
|
|
}
|
|
|
|
//-----------------------------------------
|
|
// Tidy up the viewable URL
|
|
//-----------------------------------------
|
|
|
|
if (preg_match( "/^<img src/i", $url['show'] )) $skip_it = 1;
|
|
|
|
$url['show'] = preg_replace( "/&/" , "&" , $url['show'] );
|
|
$url['show'] = preg_replace( "/javascript:/i", "javascript: ", $url['show'] );
|
|
|
|
if ( (strlen($url['show']) -58 ) < 3 ) $skip_it = 1;
|
|
|
|
//-----------------------------------------
|
|
// Make sure it's a "proper" url
|
|
//-----------------------------------------
|
|
|
|
if (!preg_match( "/^(http|ftp|https|news):\/\//i", $url['show'] )) $skip_it = 1;
|
|
|
|
$show = $url['show'];
|
|
|
|
if ($skip_it != 1)
|
|
{
|
|
$stripped = preg_replace( "#^(http|ftp|https|news)://(\S+)$#i", "\\2", $url['show'] );
|
|
$uri_type = preg_replace( "#^(http|ftp|https|news)://(\S+)$#i", "\\1", $url['show'] );
|
|
|
|
$show = $uri_type.'://'.substr( $stripped , 0, 35 ).'...'.substr( $stripped , -15 );
|
|
}
|
|
|
|
return $url['st'] . "<a href='".$url['html']."' target='_blank'>".$show."</a>" . $url['end'];
|
|
|
|
}
|
|
|
|
function regex_bash_session($start_tok, $end_tok)
|
|
{
|
|
//-----------------------------------------
|
|
// Case 1: index.php?s=0000 :: Return nothing (parses: index.php)
|
|
// Case 2: index.php?s=0000&this=1 :: Return ? (parses: index.php?this=1)
|
|
// Case 3: index.php?this=1&s=0000 :: Return nothing (parses: index.php?this=1)
|
|
// Case 4: index.php?t=1&s=00&y=2 :: Return & (parses: index.php?t=1&y=2)
|
|
//-----------------------------------------
|
|
|
|
$start_tok = str_replace( '&', '&', $start_tok );
|
|
$end_tok = str_replace( '&', '&', $end_tok );
|
|
|
|
//1:
|
|
if ($start_tok == '?' and $end_tok == '')
|
|
{
|
|
return "";
|
|
}
|
|
//2:
|
|
else if ($start_tok == '?' and $end_tok == '&')
|
|
{
|
|
return '?';
|
|
}
|
|
//3:
|
|
else if ($start_tok == '&' and $end_tok == '')
|
|
{
|
|
return "";
|
|
}
|
|
else if ($start_tok == '&' and $end_tok == '&')
|
|
{
|
|
return "&";
|
|
}
|
|
else
|
|
{
|
|
return $start_tok.$end_tok;
|
|
}
|
|
|
|
}
|
|
|
|
function smilie_length_sort($a, $b)
|
|
{
|
|
if ( strlen($a['typed']) == strlen($b['typed']) )
|
|
{
|
|
return 0;
|
|
}
|
|
return ( strlen($a['typed']) > strlen($b['typed']) ) ? -1 : 1;
|
|
}
|
|
|
|
|
|
function word_length_sort($a, $b)
|
|
{
|
|
if ( strlen($a['type']) == strlen($b['type']) )
|
|
{
|
|
return 0;
|
|
}
|
|
return ( strlen($a['type']) > strlen($b['type']) ) ? -1 : 1;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
?>
|