base_url = $mybb->settings['bburl'];
if($this->base_url != "")
{
if(my_substr($this->base_url, my_strlen($this->base_url) -1) != "/")
{
$this->base_url = $this->base_url."/";
}
}
// Set the options
$this->options = $options;
// Get rid of cartridge returns for they are the workings of the devil
$message = str_replace("\r", "", $message);
// Filter bad words if requested.
if($options['filter_badwords'] != "no")
{
$message = $this->parse_badwords($message);
}
if($options['allow_html'] != "yes")
{
$message = $this->parse_html($message);
}
else
{
// Strip out any script tags if HTML is enabled
if($options['allow_html'] == "yes")
{
while(preg_match("##is", $message))
{
$message = preg_replace("##is", "<script$1>$2</script$3>", $message);
}
// Remove these completely
$message = preg_replace("#\s* $2
\n", "
\n"), array('<?php', '<!--', '-->', '?>', "\n", "\n"), $message);
}
}
// If MyCode needs to be replaced, first filter out [code] and [php] tags.
if($options['allow_mycode'] != "no")
{
// First we split up the contents of code and php tags to ensure they're not parsed.
preg_match_all("#\[(code|php)\](.*?)\[/\\1\](\r\n?|\n?)#si", $message, $code_matches, PREG_SET_ORDER);
$message = preg_replace("#\[(code|php)\](.*?)\[/\\1\](\r\n?|\n?)#si", "
#i", "$1", $message);
$message = preg_replace("#( )+(?(?:html|head|body|form|div|p|table|thead|tbody|tfoot|tr|td|th|ul|ol|li|div|p)[^>]*>)#i", "$2", $message);
}
$message = my_wordwrap($message);
$message = $plugins->run_hooks("parse_message_end", $message);
return $message;
}
/**
* Converts HTML in a message to their specific entities whilst allowing unicode characters.
*
* @param string The message to be parsed.
* @return string The formatted message.
*/
function parse_html($message)
{
$message = preg_replace("#&(?!\#[0-9]+;)#si", "&", $message); // fix & but allow unicode
$message = str_replace("<","<",$message);
$message = str_replace(">",">",$message);
return $message;
}
/**
* Generates a cache of MyCode, both standard and custom.
*
* @access private
*/
function cache_mycode()
{
global $cache, $lang;
$this->mycode_cache = array();
$standard_mycode['b']['regex'] = "#\[b\](.*?)\[/b\]#si";
$standard_mycode['b']['replacement'] = "$1";
$standard_mycode['u']['regex'] = "#\[u\](.*?)\[/u\]#si";
$standard_mycode['u']['replacement'] = "$1";
$standard_mycode['i']['regex'] = "#\[i\](.*?)\[/i\]#si";
$standard_mycode['i']['replacement'] = "$1";
$standard_mycode['s']['regex'] = "#\[s\](.*?)\[/s\]#si";
$standard_mycode['s']['replacement'] = "$1";
$standard_mycode['copy']['regex'] = "#\(c\)#i";
$standard_mycode['copy']['replacement'] = "©";
$standard_mycode['tm']['regex'] = "#\(tm\)#i";
$standard_mycode['tm']['replacement'] = "";
$standard_mycode['reg']['regex'] = "#\(r\)#i";
$standard_mycode['reg']['replacement'] = "®";
$standard_mycode['url_simple']['regex'] = "#\[url\]([a-z]+?://)([^\r\n\"\[<]+?)\[/url\]#sei";
$standard_mycode['url_simple']['replacement'] = "\$this->mycode_parse_url(\"$1$2\")";
$standard_mycode['url_simple2']['regex'] = "#\[url\]([^\r\n\"\[<]+?)\[/url\]#ei";
$standard_mycode['url_simple2']['replacement'] = "\$this->mycode_parse_url(\"$1\")";
$standard_mycode['url_complex']['regex'] = "#\[url=([a-z]+?://)([^\r\n\"\[<]+?)\](.+?)\[/url\]#esi";
$standard_mycode['url_complex']['replacement'] = "\$this->mycode_parse_url(\"$1$2\", \"$3\")";
$standard_mycode['url_complex2']['regex'] = "#\[url=([^\r\n\"\[<&\(\)]+?)\](.+?)\[/url\]#esi";
$standard_mycode['url_complex2']['replacement'] = "\$this->mycode_parse_url(\"$1\", \"$2\")";
$standard_mycode['email_simple']['regex'] = "#\[email\](.*?)\[/email\]#ei";
$standard_mycode['email_simple']['replacement'] = "\$this->mycode_parse_email(\"$1\")";
$standard_mycode['email_complex']['regex'] = "#\[email=(.*?)\](.*?)\[/email\]#ei";
$standard_mycode['email_complex']['replacement'] = "\$this->mycode_parse_email(\"$1\", \"$2\")";
$standard_mycode['color']['regex'] = "#\[color=([a-zA-Z]*|\#?[0-9a-fA-F]{6})](.*?)\[/color\]#si";
$standard_mycode['color']['replacement'] = "$2";
$standard_mycode['size']['regex'] = "#\[size=(xx-small|x-small|small|medium|large|x-large|xx-large)\](.*?)\[/size\]#si";
$standard_mycode['size']['replacement'] = "$2";
$standard_mycode['size_int']['regex'] = "#\[size=([0-9\+\-]+?)\](.*?)\[/size\]#si";
$standard_mycode['size_int']['replacement'] = "$2";
$standard_mycode['font']['regex'] = "#\[font=([a-z ]+?)\](.+?)\[/font\]#si";
$standard_mycode['font']['replacement'] = "$2";
$standard_mycode['align']['regex'] = "#\[align=(left|center|right|justify)\](.*?)\[/align\]#si";
$standard_mycode['align']['replacement'] = "
";
$custom_mycode = $cache->read("mycode");
// If there is custom MyCode, load it.
if(is_array($custom_mycode))
{
foreach($custom_mycode as $key => $mycode)
{
$custom_mycode[$key]['regex'] = "#".$mycode['regex']."#si";
}
$mycode = array_merge($standard_mycode, $custom_mycode);
}
else
{
$mycode = $standard_mycode;
}
// Assign the MyCode to the cache.
foreach($mycode as $code)
{
$this->mycode_cache['find'][] = $code['regex'];
$this->mycode_cache['replacement'][] = $code['replacement'];
}
}
/**
* Parses MyCode tags in a specific message with the specified options.
*
* @param string The message to be parsed.
* @param array Array of options in yes/no format. Options are allow_imgcode.
* @return string The parsed message.
*/
function parse_mycode($message, $options=array())
{
global $lang;
// Cache the MyCode globally if needed.
if($this->mycode_cache == 0)
{
$this->cache_mycode();
}
// Parse quotes first
$message = $this->mycode_parse_quotes($message);
$message = $this->mycode_auto_url($message);
$message = str_replace('$', '$', $message);
// Replace the rest
$message = preg_replace($this->mycode_cache['find'], $this->mycode_cache['replacement'], $message);
// Special code requiring special attention
while(preg_match("#\[list\](.*?)\[/list\]#esi", $message))
{
$message = preg_replace("#\[list\](.*?)\[/list\](\r\n?|\n?)#esi", "\$this->mycode_parse_list('$1')\n", $message);
}
// Replace lists.
while(preg_match("#\[list=(a|A|i|I|1)\](.*?)\[/list\](\r\n?|\n?)#esi", $message))
{
$message = preg_replace("#\[list=(a|A|i|I|1)\](.*?)\[/list\]#esi", "\$this->mycode_parse_list('$2', '$1')\n", $message);
}
// Convert images when allowed.
if($options['allow_imgcode'] != "no")
{
$message = preg_replace("#\[img\](\r\n?|\n?)(https?://([^<>\"']+?))\[/img\]#ise", "\$this->mycode_parse_img('$2')\n", $message);
$message = preg_replace("#\[img=([0-9]{1,3})x([0-9]{1,3})\](\r\n?|\n?)(https?://([^<>\"']+?))\[/img\]#ise", "\$this->mycode_parse_img('$4', array('$1', '$2'));", $message);
$message = preg_replace("#\[img align=([a-z]+)\](\r\n?|\n?)(https?://([^<>\"']+?))\[/img\]#ise", "\$this->mycode_parse_img('$3', array(), '$1');", $message);
$message = preg_replace("#\[img=([0-9]{1,3})x([0-9]{1,3}) align=([a-z]+)\](\r\n?|\n?)(https?://([^<>\"']+?))\[/img\]#ise", "\$this->mycode_parse_img('$5', array('$1', '$2'), '$3');", $message);
}
return $message;
}
/**
* Generates a cache of smilies
*
* @access private
*/
function cache_smilies()
{
global $cache;
$this->smilies_cache = array();
$smilies = $cache->read("smilies");
if(is_array($smilies))
{
foreach($smilies as $sid => $smilie)
{
$this->smilies_cache[$smilie['find']] = "base_url}{$smilie['image']}\" style=\"vertical-align: middle;\" border=\"0\" alt=\"{$smilie['name']}\" title=\"{$smilie['name']}\" />";
}
}
}
/**
* Parses smilie code in the specified message.
*
* @param string The message being parsed.
* @param string Base URL for the image tags created by smilies.
* @param string Yes/No if HTML is allowed in the post
* @return string The parsed message.
*/
function parse_smilies($message, $allow_html="no")
{
if($this->smilies_cache == 0)
{
$this->cache_smilies();
}
$message = ' ' . $message . ' ';
// First we take out any of the tags we don't want parsed between (url= etc)
preg_match_all("#\[(url=([^\]]*])|url\].*\[\/url\]|quote=([^\]]*)\])#i", $message, $bad_matches, PREG_PATTERN_ORDER);
$message = preg_replace("#\[(url=([^\]]*])|url\].*\[\/url\]|quote=([^\]]*)\])#si", "
\n", "
\n\n"); while(preg_match($pattern[0], $message) or preg_match($pattern[1], $message)) { $message = preg_replace($pattern, $replace, $message); } $find = array( "#
".$code."
\n";
}
/**
* Parses PHP code MyCode.
*
* @param string The message to be parsed
* @return string The parsed message.
*/
function mycode_parse_php($str)
{
global $lang;
// Clean the string before parsing.
$str = preg_replace('#^(\t*)(\n|\r|\0|\x0B| )*#', '\\1', $str);
$str = rtrim($str);
$original = preg_replace('#^\t*#', '', $str);
if(empty($original))
{
return;
}
$str = str_replace('&', '&', $str);
$str = str_replace('<', '<', $str);
$str = str_replace('>', '>', $str);
// See if open and close tags are provided.
$added_open_tag = false;
if(!preg_match("#^\s*<\?#si", $str))
{
$added_open_tag = true;
$str = "\s*$#si", $str))
{
$added_end_tag = true;
$str = $str." \n?>";
}
// If the PHP version < 4.2, catch highlight_string() output.
if(version_compare(PHP_VERSION, "4.2.0", "<"))
{
ob_start();
@highlight_string($str);
$code = ob_get_contents();
ob_end_clean();
}
else
{
$code = @highlight_string($str, true);
}
// If < PHP 5, make XHTML compatible.
if(version_compare(PHP_VERSION, "5", "<"))
{
$find = array(
""
);
$replace = array(
""
);
$code = str_replace($find, $replace, $code);
}
// Do the actual replacing.
$code = preg_replace('#\s*\s*#i', "
#", "", $code);
$code = preg_replace("#(\r\n?|\n?)#", "", $code);
$code = str_replace("\\", '\', $code);
$code = str_replace('$', '$', $code);
$code = preg_replace("#&\#([0-9]+);#si", "$1;", $code);
if($added_open_tag)
{
$code = preg_replace("#", $code);
$code = preg_replace("#
\s*<\?php( | )(
", $code);
// Wait a minute. It fails highlighting? Stupid highlighter.
$code = str_replace("?>", "", $code);
}
$code = preg_replace("##", "", $code);
$code = str_replace("
?)#", "", $code);
}
if($added_end_tag)
{
$code = str_replace("?>
", "", "
", $code);
$code = str_replace("
", "
\n"; } /** * Parses URL MyCode. * * @param string The URL to link to. * @param string The name of the link. * @return string The built-up link. */ function mycode_parse_url($url, $name="") { if(!preg_match("#^[a-z0-9]+://#i", $url)) { $url = "http://".$url; } $fullurl = $url; $url = str_replace('&', '&', $url); $name = str_replace('&', '&', $name); if(!preg_match("#[a-z0-9]+://#i", $fullurl)) { $fullurl = "http://".$fullurl; } if(!$name) { $name = $url; } $name = stripslashes($name); $url = stripslashes($url); $fullurl = stripslashes($fullurl); if($name == $url && $this->options['shorten_urls'] != "no") { if(my_strlen($url) > 55) { $name = my_substr($url, 0, 40)."...".my_substr($url, -10); } } $name = preg_replace("#&\#([0-9]+);#si", "$1;", $name); // Fix & but allow unicode $link = "$name"; return $link; } /** * Parses IMG MyCode. * * @param string The URL to the image * @param array Optional array of dimensions */ function mycode_parse_img($url, $dimensions=array(), $align='') { $url = trim($url); $url = str_replace("\n", "", $url); $url = str_replace("\r", "", $url); if($align == "right") { $css_align = " style=\"float: right;\""; } else if($align == "left") { $css_align = " style=\"float: left;\""; } if($dimensions[0] > 0 && $dimensions[1] > 0) { return ""; } else { return ""; } } /** * Parses email MyCode. * * @param string The email address to link to. * @param string The name for the link. * @return string The built-up email link. */ function mycode_parse_email($email, $name="") { if(!$name) { $name = $email; } if(preg_match("/^([a-zA-Z0-9-_\+\.]+?)@[a-zA-Z0-9-]+\.[a-zA-Z0-9\.-]+$/si", $email)) { return "".$name.""; } else { return $email; } } /** * Parses URLs automatically. * * @param string The message to be parsed * @return string The parsed message. */ function mycode_auto_url($message) { $message = " ".$message; $message = preg_replace("#([\s\(\)])(https?|ftp|news){1}://([\w\-]+\.([\w\-]+\.)*[\w]+(:[0-9]+)?(/[^\"\s\(\)<\[]*)?)#i", "$1[url]$2://$3[/url]", $message); $message = preg_replace("#([\s\(\)])(www|ftp)\.(([\w\-]+\.)*[\w]+(:[0-9]+)?(/[^\"\s\(\)<\[]*)?)#i", "$1[url]$2.$3[/url]", $message); $message = my_substr($message, 1); return $message; } /** * Parses list MyCode. * * @param string The message to be parsed * @return string The parsed message. */ function mycode_parse_list($message, $type="") { $message = str_replace('\"', '"', $message); $message = preg_replace("#\s*\[\*\]\s*#", "\n