$Date: 2006-03-06 14:58:13 +0000 (Mon, 06 Mar 2006) $
| > $Revision: 161 $
| > $Author: bfarber $
+---------------------------------------------------------------------------
|
| > BB Code NEWER Module
| > Module written by Matt Mecham
| > Date started: Wednesday 9th March 2005 11:31
|
+--------------------------------------------------------------------------
*/
/**
* BBCode Parsing: Core class
*
* This child class contains all methods
* specific to the new parsing methods
*
* @package InvisionPowerBoard
* @subpackage BBCodeParser
* @author Matt Mecham
* @version 2.1
* @since 2.1.0
*/
/**
*
*/
/**
* BBCode Parsing: Core class
*
* This child class contains all methods
* specific to the new parsing methods
*
* @package InvisionPowerBoard
* @subpackage BBCodeParser
* @author Matt Mecham
* @version 2.1
* @since 2.1.0
*/
class class_bbcode extends class_bbcode_core
{
/*-------------------------------------------------------------------------*/
// CONSTRUCTOR
/*-------------------------------------------------------------------------*/
function class_bbcode( )
{
}
/*-------------------------------------------------------------------------*/
// Manage the raw text before inserting into the DB
/*-------------------------------------------------------------------------*/
/**
* Manage the raw text before inserting into the DB
*
* @param string Raw text
* @return string Converted text
*/
function pre_db_parse( $txt="" )
{
//-----------------------------------------
// Reset
//-----------------------------------------
$this->quote_open = 0;
$this->quote_closed = 0;
$this->quote_error = 0;
$this->error = '';
$this->image_count = 0;
$this->emoticon_count = 0;
//-----------------------------------------
// Remove session id's from any post
//-----------------------------------------
$txt = preg_replace( "#(\?|&|;|&)s=([0-9a-zA-Z]){32}(&|;|&|$)?#e", "\$this->regex_bash_session('\\1', '\\3')", $txt );
//-----------------------------------------
// convert
to \n
//-----------------------------------------
if ( ! $this->parse_nl2br )
{
$txt = str_replace( "\n", "", $txt );
}
$txt = preg_replace( "/
|
/", "\n", $txt );
# XSS Clean
/*if( $this->strip_hex_entity )
{
while( preg_match( "/[&|&\;]#x(\w+?);/i", $txt ) )
{
$txt = preg_replace( "/[&|&\;]#x(\w+?);/ies" , "\$this->regex_bash_hex( '\\1' )" , $txt );
}
$txt = preg_replace( "#&(?!\;)#", "", $txt );
}*/
$txt = preg_replace( "#javascript\:#is" , "java script:", $txt );
$txt = preg_replace( "#vb(.+?)?script\:#is", "vb script:" , $txt );
$txt = str_replace( "`" , "`" , $txt );
$txt = preg_replace( "#moz\-binding:#is" , "moz binding:", $txt );
$txt = str_replace( "parse_bbcode )
{
//-----------------------------------------
// Do [CODE] tag
//-----------------------------------------
$txt = preg_replace( "#\[code\](.+?)\[/code\]#ies", "\$this->regex_code_tag( '\\1' )", $txt );
//-----------------------------------------
// Do [QUOTE(name,date)] tags
//-----------------------------------------
$txt = preg_replace( "#(\[quote(.+?)?\].*\[/quote\])#ies" , "\$this->regex_parse_quotes('\\1')" , $txt );
// Quote changes \n to br
$txt = preg_replace( "/
|
/", "\n", $txt );
//-----------------------------------------
// Auto parse URLs
//-----------------------------------------
$txt = preg_replace( "#(^|\s|>)((http|https|news|ftp)://\w+[^\s\[\]\<]+)#ie" , "\$this->regex_build_url(array('html' => '\\2', 'show' => '\\2', 'st' => '\\1'))", $txt );
/*-------------------------------------------------------------------------*/
// If we are not parsing a siggie, lets have a bash
// at the [PHP] [SQL] and [HTML] tags.
/*-------------------------------------------------------------------------*/
$txt = preg_replace( "#\[sql\](.+?)\[/sql\]#ies" , "\$this->regex_sql_tag('\\1')" , $txt );
$txt = preg_replace( "#\[html\](.+?)\[/html\]#ies" , "\$this->regex_html_tag('\\1')" , $txt );
//-----------------------------------------
// left, right, center
//-----------------------------------------
$txt = preg_replace( "#\[(left|right|center)\](.+?)\[/\\1\]#is" , "\\2
", $txt );
//-----------------------------------------
// Indent => Block quote
//-----------------------------------------
while( preg_match( "#\[indent\](.+?)\[/indent\]#is" , $txt ) )
{
$txt = preg_replace( "#\[indent\](.+?)\[/indent\]#is" , "\\1
", $txt );
}
//-----------------------------------------
// [LIST] [*] [/LIST]
//-----------------------------------------
while( preg_match( "#\n?\[list\](.+?)\[/list\]\n?#ies" , $txt ) )
{
$txt = preg_replace( "#\n?\[list\](.+?)\[/list\]\n?#ies", "\$this->regex_list('\\1')" , $txt );
}
while( preg_match( "#\n?\[list=(a|A|i|I|1)\](.+?)\[/list\]\n?#ies" , $txt ) )
{
$txt = preg_replace( "#\n?\[list=(a|A|i|I|1)\](.+?)\[/list\]\n?#ies", "\$this->regex_list('\\2','\\1')" , $txt );
}
//-----------------------------------------
// Do [IMG] [FLASH] tags
//-----------------------------------------
if ( $this->ipsclass->vars['allow_images'] )
{
$txt = preg_replace( "#\[img\](.+?)\[/img\]#ie" , "\$this->regex_check_image('\\1')" , $txt );
$txt = preg_replace( "#(\[flash=)(\S+?)(\,)(\S+?)(\])(\S+?)(\[\/flash\])#ie", "\$this->regex_check_flash('\\2','\\4','\\6')", $txt );
}
//-----------------------------------------
// Start off with the easy stuff
//-----------------------------------------
$txt = preg_replace( "#\[b\](.+?)\[/b\]#is", "\\1", $txt );
$txt = preg_replace( "#\[i\](.+?)\[/i\]#is", "\\1", $txt );
$txt = preg_replace( "#\[u\](.+?)\[/u\]#is", "\\1", $txt );
$txt = preg_replace( "#\[s\](.+?)\[/s\]#is", "\\1", $txt );
//-----------------------------------------
// (c) (r) and (tm)
//-----------------------------------------
$txt = preg_replace( "#\(c\)#i" , "©" , $txt );
$txt = preg_replace( "#\(tm\)#i" , "™" , $txt );
$txt = preg_replace( "#\(r\)#i" , "®" , $txt );
//-----------------------------------------
// [email]matt@index.com[/email]
// [email=matt@index.com]Email me[/email]
//-----------------------------------------
$txt = preg_replace( "#\[email\](\S+?)\[/email\]#i" , "\\1", $txt );
$txt = preg_replace( "#\[email\s*=\s*\"\;([\.\w\-]+\@[\.\w\-]+\.[\.\w\-]+)\s*\"\;\s*\](.*?)\[\/email\]#i" , "\\2", $txt );
$txt = preg_replace( "#\[email\s*=\s*([\.\w\-]+\@[\.\w\-]+\.[\w\-]+)\s*\](.*?)\[\/email\]#i" , "\\2", $txt );
//-----------------------------------------
// [url]http://www.index.com[/url]
// [url=http://www.index.com]ibforums![/url]
//-----------------------------------------
$txt = preg_replace( "#\[url\](\S+?)\[/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\1'))", $txt );
$txt = preg_replace( "#\[url\s*=\s*\"\;\s*(\S+?)\s*\"\;\s*\](.*?)\[\/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\2'))", $txt );
$txt = preg_replace( "#\[url\s*=\s*(\S+?)\s*\](.*?)\[\/url\]#ie" , "\$this->regex_build_url(array('html' => '\\1', 'show' => '\\2'))", $txt );
//-----------------------------------------
// font size, colour and font style
// [font=courier]Text here[/font]
// [size=6]Text here[/size]
// [color=red]Text here[/color]
// [background=color]Text here[/background]
//-----------------------------------------
while ( preg_match( "#\[background=([^\]]+)\](.+?)\[/background\]#ies", $txt ) )
{
$txt = preg_replace( "#\[background=([^\]]+)\](.+?)\[/background\]#ies", "\$this->regex_font_attr(array('s'=>'background','1'=>'\\1','2'=>'\\2'))", $txt );
}
while ( preg_match( "#\[size=([^\]]+)\](.+?)\[/size\]#ies", $txt ) )
{
$txt = preg_replace( "#\[size=([^\]]+)\](.+?)\[/size\]#ies" , "\$this->regex_font_attr(array('s'=>'size','1'=>'\\1','2'=>'\\2'))", $txt );
}
while ( preg_match( "#\[font=([^\]]+)\](.+?)\[/font\]#ies", $txt ) )
{
$txt = preg_replace( "#\[font=([^\]]+)\](.+?)\[/font\]#ies" , "\$this->regex_font_attr(array('s'=>'font','1'=>'\\1','2'=>'\\2'))", $txt );
}
while( preg_match( "#\[color=([^\]]+)\](.+?)\[/color\]#ies", $txt ) )
{
$txt = preg_replace( "#\[color=([^\]]+)\](.+?)\[/color\]#ies" , "\$this->regex_font_attr(array('s'=>'col' ,'1'=>'\\1','2'=>'\\2'))", $txt );
}
}
//-----------------------------------------
// Swap \n back to
//-----------------------------------------
$txt = preg_replace( "/\n/", "
", $txt );
//-----------------------------------------
// Unicode?
//-----------------------------------------
if ( $this->allow_unicode )
{
$txt = preg_replace("/&#([0-9]+);/s", "&#\\1;", $txt );
}
//-----------------------------------------
// Parse smilies (disallow smilies in siggies, or we'll have to query the DB for each post
// and each signature when viewing a topic, not something that we really want to do.
//-----------------------------------------
if ( $this->parse_smilies )
{
$txt = ' '.$txt.' ';
usort( $this->ipsclass->cache['emoticons'] , array( 'class_bbcode_core', 'smilie_length_sort' ) );
if ( count( $this->ipsclass->cache['emoticons'] ) > 0 )
{
foreach( $this->ipsclass->cache['emoticons'] as $a_id => $row)
{
if ( $row['emo_set'] != $this->ipsclass->skin['_emodir'] )
{
continue;
}
$code = $row['typed'];
$image = $row['image'];
//-----------------------------------------
// Make safe for regex
//-----------------------------------------
$code = preg_quote($code, "/");
$txt = preg_replace( "!(?<=[^\w&;/\"])$code(?=.\W|\"|\W.|\W$)!ei", "\$this->convert_emoticon('$code', '$image')", $txt );
}
}
$txt = trim($txt);
if ( $this->ipsclass->vars['max_emos'] )
{
if ($this->emoticon_count > $this->ipsclass->vars['max_emos'])
{
$this->error = 'too_many_emoticons';
}
}
}
//-----------------------------------------
// Badwords
//-----------------------------------------
$txt = $this->bad_words($txt);
//-----------------------------------------
// Check BBcode
//-----------------------------------------
$txt = $this->bbcode_check($txt);
return $txt;
}
/*-------------------------------------------------------------------------*/
// This function processes the DB post before printing as output
/*-------------------------------------------------------------------------*/
/**
* This function processes the DB post before printing as output
*
* @param string Raw text
* @return string Converted text
*/
function pre_display_parse($t="")
{
if ( $this->parse_html )
{
$t = $this->post_db_parse_html( $t );
}
else
{
//$t = $this->my_strip_tags( $t );
}
if ( $this->parse_wordwrap > 0 )
{
$t = $this->my_wordwrap( $t, $this->parse_wordwrap );
}
//-----------------------------------------
// Fix up
in URLs
//-----------------------------------------
$t = preg_replace( "#(_clean_long_url('\\1', '\\2', '\\3')", $t );
//-----------------------------------------
// Custom BB code
//-----------------------------------------
if ( strstr( $t, '[/' ) )
{
$t = $this->post_db_parse_bbcode($t);
}
return $t;
}
/*-------------------------------------------------------------------------*/
// This function processes the text before showing for editing, etc
/*-------------------------------------------------------------------------*/
/**
* This function processes the text before showing for editing, etc
*
* @param string Raw text
* @return string Converted text
*/
function pre_edit_parse($txt="")
{
//-----------------------------------------
// Clean up BR tags
//-----------------------------------------
$txt = str_replace( "
" , "\n", $txt );
$txt = str_replace( "
", "\n", $txt );
# Make EMO_DIR safe so the ^> regex works
$txt = str_replace( "<#EMO_DIR#>", "<#EMO_DIR>", $txt );
# New emo
$txt = preg_replace( "#<([^>]+?)emoid=\"(.+?)\"([^>]+?)".">#is", "\\2", $txt );
# And convert it back again...
$txt = str_replace( "<#EMO_DIR>", "<#EMO_DIR#>", $txt );
# Legacy
$txt = preg_replace( "#.+?#", "\\1" , $txt );
//-----------------------------------------
// Clean up nbsp
//-----------------------------------------
$txt = str_replace( ' ', "\t", $txt );
$txt = str_replace( ' ' , " ", $txt );
if ( $this->parse_bbcode )
{
//-----------------------------------------
// SQL
//-----------------------------------------
$txt = preg_replace( "#(.+?)(.+?)(.+?)#eis", "\$this->unconvert_sql(\"\\2\")", $txt);
//-----------------------------------------
// HTML
//-----------------------------------------
$txt = preg_replace( "#(.+?)(.+?)(.+?)#ise", "\$this->unconvert_htm(\"\\2\")", $txt);
//-----------------------------------------
// Images / Flash
//-----------------------------------------
$txt = preg_replace( "#.+?#e", "\$this->unconvert_flash('\\1')", $txt );
$txt = preg_replace( "#![]([\"'](\S+?)['\"].+?".")
#" , "\[img\]\\1\[/img\]" , $txt );
//-----------------------------------------
// Email, URLs
//-----------------------------------------
$txt = preg_replace( "#(.+?)#" , "\[email=\\1\]\\2\[/email\]" , $txt );
$txt = preg_replace( "#(.+?)#" , "\[url=\\1\\2\]\\3\[/url\]" , $txt );
//-----------------------------------------
// Quote
//-----------------------------------------
$txt = preg_replace( "#(.+?)#" , '[quote]' , $txt );
$txt = preg_replace( "#(.+?)#", "[quote=\\1,\\2]" , $txt );
$txt = preg_replace( "#(.+?)#" , "[quote=\\1]" , $txt );
$txt = preg_replace( "#(.+?)#" , '[/quote]' , $txt );
//-----------------------------------------
// New quote
//-----------------------------------------
$txt = preg_replace( "#(.+?)#sie", "\$this->_parse_new_quote('\\1', '\\2' )" , $txt );
//-----------------------------------------
// left, right, center
//-----------------------------------------
$txt = preg_replace( "#(.+?)
#is" , "[\\1]\\2[/\\1]", $txt );
//-----------------------------------------
// Ident => Block quote
//-----------------------------------------
while( preg_match( "#(.+?)
#is" , $txt ) )
{
$txt = preg_replace( "#(.+?)
#is" , "[indent]\\1[/indent]", $txt );
}
//-----------------------------------------
// CODE
//-----------------------------------------
$txt = preg_replace( "#(.+?)#", '[code]' , $txt );
$txt = preg_replace( "#(.+?)#", '[/code]', $txt );
//-----------------------------------------
// Easy peasy
//-----------------------------------------
$txt = preg_replace( "#(.+?)#is" , "\[i\]\\1\[/i\]" , $txt );
$txt = preg_replace( "#(.+?)#is" , "\[b\]\\1\[/b\]" , $txt );
$txt = preg_replace( "#(.+?)#is" , "\[s\]\\1\[/s\]" , $txt );
$txt = preg_replace( "#(.+?)#is" , "\[u\]\\1\[/u\]" , $txt );
//-----------------------------------------
// List headache
//-----------------------------------------
$txt = preg_replace( "#(\n){0,}#" , "\\1\[list\]" , $txt );
$txt = preg_replace( "#(\n){0,}#" , "\\1\[list=\\2\]\n" , $txt );
$txt = preg_replace( "#(\n){0,}- #" , "\n\[*\]" , $txt );
$txt = preg_replace( "#(\n){0,}
(\n){0,}#", "\n\[/list\]\\2" , $txt );
$txt = preg_replace( "#(\n){0,}(\n){0,}#", "\n\[/list\]\\2" , $txt );
//-----------------------------------------
// Opening style attributes
//-----------------------------------------
$txt = preg_replace( "#(.+?)#" , "[size=\\1]" , $txt );
$txt = preg_replace( "#(.+?)#" , "[color=\\1]", $txt );
$txt = preg_replace( "#(.+?)#" , "[font=\\1]" , $txt );
$txt = preg_replace( "#(.+?)#" , "[background=\\1]" , $txt );
//-----------------------------------------
// Closing style attributes
//-----------------------------------------
$txt = preg_replace( "#(.+?)#" , "[/size]" , $txt );
$txt = preg_replace( "#(.+?)#" , "[/color]", $txt );
$txt = preg_replace( "#(.+?)#" , "[/font]" , $txt );
$txt = preg_replace( "#(.+?)#", "[/background]" , $txt );
//-----------------------------------------
// LEGACY SPAN TAGS
//-----------------------------------------
while ( preg_match( "#(.+?)#is", $txt ) )
{
$txt = preg_replace( "#(.+?)#ise" , "\$this->unconvert_size('\\1', '\\2')", $txt );
}
while ( preg_match( "#(.+?)#is", $txt ) )
{
$txt = preg_replace( "#(.+?)#is" , "\[color=\\1\]\\2\[/color\]", $txt );
}
while ( preg_match( "#(.+?)#is", $txt ) )
{
$txt = preg_replace( "#(.+?)#is", "\[font=\\1\]\\2\[/font\]", $txt );
}
while ( preg_match( "#(.+?)#is", $txt ) )
{
$txt = preg_replace( "#(.+?)#is", "\[background=\\1\]\\2\[/font\]", $txt );
}
# Legacy
$txt = preg_replace( "#(.+?)#is" , "\[s\]\\1\[/s\]" , $txt );
//-----------------------------------------
// Tidy up the end quote stuff
//-----------------------------------------
$txt = preg_replace( "#(\[/QUOTE\])\s*?
\s*#si", "\\1\n", $txt );
$txt = preg_replace( "#(\[/QUOTE\])\s*?
\s*#si" , "\\1\n", $txt );
$txt = preg_replace( "##" , "" , $txt );
$txt = str_replace( "", "", $txt );
$txt = str_replace( "™", "(tm)", $txt );
}
//-----------------------------------------
// Parse html
//-----------------------------------------
if ( $this->parse_html )
{
$txt = str_replace( "'", "'", $txt);
}
return trim(stripslashes($txt));
}
/*-------------------------------------------------------------------------*/
// OVERWRITE DEFAULT: convert_emoticon:
/*-------------------------------------------------------------------------*/
/**
* Convert emoticons: New method
*
* @param string Emo code :)
* @param string Emo Image URL
* @return string Converted text
*/
function convert_emoticon($code="", $image="")
{
if ( ! $code or ! $image )
{
return;
}
//-----------------------------------------
// Remove slashes added by preg_quote
//-----------------------------------------
$code = stripslashes($code);
$this->emoticon_count++;
return "![](\"{$this-)
ipsclass->vars['EMOTICONS_URL']}/$image\" style=\"vertical-align:middle\" emoid=\"".trim($code)."\" border=\"0\" alt=\"$image\" />";
}
/*-------------------------------------------------------------------------*/
// OVERWRITE DEFAULT: regex_font_attr:
/*-------------------------------------------------------------------------*/
/**
* Convert FONT / SIZE / COLOR tags: New method
*
* @param array Input vars
* @return string Converted text
*/
function regex_font_attr( $IN )
{
if ( ! is_array($IN) )
{
return;
}
//-----------------------------------------
// INIT (It is!)
//-----------------------------------------
$style = $IN['1'];
$text = stripslashes($IN['2']);
$type = $IN['s'];
//-----------------------------------------
// Remove "
//-----------------------------------------
$style = str_replace( '"', '', $style );
//-----------------------------------------
// Make safe
//-----------------------------------------
$style = preg_replace( "/[&\(\)\.\%\[\]<>\'\"]/", "", preg_replace( "#^(.+?)(?:;|$)#", "\\1", $style ) );
//-----------------------------------------
// Size
//-----------------------------------------
if ($type == 'size')
{
$style = intval($style);
$real = $this->convert_bbsize_to_realsize( $style );
return "".$text."";
}
//-----------------------------------------
// BACKGROUND
//-----------------------------------------
else if ($type == 'background')
{
$style = preg_replace( "/[^\d\w\#\s]/s", "", $style );
return "".$text."";
}
//-----------------------------------------
// COLOR
//-----------------------------------------
else if ($type == 'col')
{
$style = preg_replace( "/[^\d\w\#\s]/s", "", $style );
return "".$text."";
}
//-----------------------------------------
// FONT
//-----------------------------------------
else if ($type == 'font')
{
$style = preg_replace( "/[^\d\w\#\-\_\s]/s", "", $style );
return "".$text."";
}
}
/*-------------------------------------------------------------------------*/
// Clean up URL
/*-------------------------------------------------------------------------*/
/**
* Clean up long URLs
*
* @param string BEFORE URL
* @param string URL
* @param string SANS URL
* @return string Converted text
*/
function _clean_long_url( $before, $url, $after )
{
$before = stripslashes( $before );
$url = stripslashes( $url );
$after = stripslashes( $after );
return $before . str_replace( '
', '', str_replace( "? ", "?", $url ) ) . $after;
}
}
?>