?? bbcode.js
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/*
[Discuz!] (C)2001-2007 Comsenz Inc.
This is NOT a freeware, use is subject to license terms
$RCSfile: bbcode.js,v $
$Revision: 1.55 $
$Date: 2007/07/30 05:17:52 $
*/
var is_mac = userAgent.indexOf('mac') != -1;
var re;
if(isUndefined(codecount)) var codecount = '-1';
if(isUndefined(codehtml)) var codehtml = new Array();
function addslashes(str) {
return preg_replace(['\\\\', '\\\'', '\\\/', '\\\(', '\\\)', '\\\[', '\\\]', '\\\{', '\\\}', '\\\^', '\\\$', '\\\?', '\\\.', '\\\*', '\\\+', '\\\|'], ['\\\\', '\\\'', '\\/', '\\(', '\\)', '\\[', '\\]', '\\{', '\\}', '\\^', '\\$', '\\?', '\\.', '\\*', '\\+', '\\|'], str);
}
function atag(aoptions, text) {
if(trim(text) == '') {
return '';
}
href = getoptionvalue('href', aoptions);
if(href.substr(0, 11) == 'javascript:') {
return trim(recursion('a', text, 'atag'));
} else if(href.substr(0, 7) == 'mailto:') {
tag = 'email';
href = href.substr(7);
} else {
tag = 'url';
}
return '[' + tag + '=' + href + ']' + trim(recursion('a', text, 'atag')) + '[/' + tag + ']';
}
function bbcode2html(str) {
str = trim(str);
if(str == '') {
return '';
}
if(!fetchCheckbox('bbcodeoff') && allowbbcode) {
str= str.replace(/\s*\[code\]([\s\S]+?)\[\/code\]\s*/ig, function($1, $2) {return parsecode($2);});
}
if(!forumallowhtml && !(allowhtml && fetchCheckbox('htmlon'))) {
str = str.replace(/</g, '<');
str = str.replace(/>/g, '>');
if(!fetchCheckbox('parseurloff')) {
str = parseurl(str, 'html');
}
}
if(!fetchCheckbox('smileyoff') && allowsmilies) {
for(id in smilies) {
re = new RegExp(addslashes(smilies[id]['code']), "g");
str = str.replace(re, '<img src="./images/smilies/' + smilies[id]['url'] + '" border="0" smilieid="' + id + '" alt="' + smilies[id]['code'] + '" />');
}
}
if(!fetchCheckbox('bbcodeoff') && allowbbcode) {
str= str.replace(/\[url\]\s*(www.|https?:\/\/|ftp:\/\/|gopher:\/\/|news:\/\/|telnet:\/\/|rtsp:\/\/|mms:\/\/|callto:\/\/|bctp:\/\/|ed2k:\/\/){1}([^\[\"']+?)\s*\[\/url\]/ig, function($1, $2, $3) {return cuturl($2 + $3);});
str= str.replace(/\[url=www.([^\[\"']+?)\](.+?)\[\/url\]/ig, '<a href="http://www.$1" target="_blank">$2</a>');
str= str.replace(/\[url=(https?|ftp|gopher|news|telnet|rtsp|mms|callto|bctp|ed2k){1}:\/\/([^\[\"']+?)\]([\s\S]+?)\[\/url\]/ig, '<a href="$1://$2" target="_blank">$3</a>');
str= str.replace(/\[email\](.*?)\[\/email\]/ig, '<a href="mailto:$1">$1</a>');
str= str.replace(/\[email=(.[^\[]*)\](.*?)\[\/email\]/ig, '<a href="mailto:$1" target="_blank">$2</a>');
str = str.replace(/\[color=([^\[\<]+?)\]/ig, '<font color="$1">');
str = str.replace(/\[size=(\d+?)\]/ig, '<font size="$1">');
str = str.replace(/\[size=(\d+(\.\d+)?(px|pt|in|cm|mm|pc|em|ex|%)+?)\]/ig, '<font style="font-size: $1">');
str = str.replace(/\[font=([^\[\<]+?)\]/ig, '<font face="$1">');
str = str.replace(/\[align=([^\[\<]+?)\]/ig, '<p align="$1">');
str = str.replace(/\[float=([^\[\<]+?)\]/ig, '<br style="clear: both"><span style="float: $1;">');
re = /\[table(?:=(\d{1,4}%?)(?:,([\(\)%,#\w ]+))?)?\]\s*([\s\S]+?)\s*\[\/table\]/ig;
for (i = 0; i < 4; i++) {
str = str.replace(re, function($1, $2, $3, $4) {return parsetable($2, $3, $4);});
}
str = preg_replace([
'\\\[\\\/color\\\]', '\\\[\\\/size\\\]', '\\\[\\\/font\\\]', '\\\[\\\/align\\\]', '\\\[b\\\]', '\\\[\\\/b\\\]',
'\\\[i\\\]', '\\\[\\\/i\\\]', '\\\[u\\\]', '\\\[\\\/u\\\]', '\\\[list\\\]', '\\\[list=1\\\]', '\\\[list=a\\\]',
'\\\[list=A\\\]', '\\\[\\\*\\\]', '\\\[\\\/list\\\]', '\\\[indent\\\]', '\\\[\\\/indent\\\]', '\\\[\\\/float\\\]'
], [
'</font>', '</font>', '</font>', '</p>', '<b>', '</b>', '<i>',
'</i>', '<u>', '</u>', '<ul>', '<ul type=1>', '<ul type=a>',
'<ul type=A>', '<li>', '</ul>', '<blockquote>', '</blockquote>', '</span>'
], str);
}
if(!fetchCheckbox('bbcodeoff')) {
if(allowimgcode) {
str = str.replace(/\[localimg=(\d{1,4}),(\d{1,4})\](\d+)\[\/localimg\]/ig, function ($1, $2, $3, $4) {if($('attach_' + $4)) {var src = $('attach_' + $4).value; if(src != '') return '<img style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod=\'scale\',src=\'' + src + '\');width:' + $2 + ';height=' + $3 + '" src=\'images/common/none.gif\' border="0" aid="attach_' + $4 + '" alt="" />';}});
str = str.replace(/\[img\]\s*([^\[\<\r\n]+?)\s*\[\/img\]/ig, '<img src="$1" border="0" alt="" />');
str = str.replace(/\[attachimg\](\d+)\[\/attachimg\]/ig, function ($1, $2) {eval('var attachimg = $(\'preview_' + $2 + '\')');return '<img src="' + attachimg.src + '" border="0" aid="attachimg_' + $2 + '" width="' + attachimg.clientWidth + '" alt="" />';});
str = str.replace(/\[img=(\d{1,4})[x|\,](\d{1,4})\]\s*([^\[\<\r\n]+?)\s*\[\/img\]/ig, '<img width="$1" height="$2" src="$3" border="0" alt="" />');
} else {
str = str.replace(/\[img\]\s*([^\[\<\r\n]+?)\s*\[\/img\]/ig, '<a href="$1" target="_blank">$1</a>');
str = str.replace(/\[img=(\d{1,4})[x|\,](\d{1,4})\]\s*([^\[\<\r\n]+?)\s*\[\/img\]/ig, '<a href="$1" target="_blank">$1</a>');
}
}
for(var i = 0; i <= codecount; i++) {
str = str.replace("[\tDISCUZ_CODE_" + i + "\t]", codehtml[i]);
}
if(!forumallowhtml && !(allowhtml && fetchCheckbox('htmlon'))) {
str = preg_replace(['\t', ' ', ' ', '(\r\n|\n|\r)'], [' ', ' ', ' ', '<br />'], str);
}
return str;
}
function cuturl(url) {
var length = 65;
var urllink = '<a href="' + (url.toLowerCase().substr(0, 4) == 'www.' ? 'http://' + url : url) + '" target="_blank">';
if(url.length > length) {
url = url.substr(0, parseInt(length * 0.5)) + ' ... ' + url.substr(url.length - parseInt(length * 0.3));
}
urllink += url + '</a>';
return urllink;
}
function dpstag(options, text, tagname) {
if(trim(text) == '') {
return '\n';
}
var pend = parsestyle(options, '', '');
var prepend = pend['prepend'];
var append = pend['append'];
if(in_array(tagname, ['div', 'p'])) {
align = getoptionvalue('align', options);
if(in_array(align, ['left', 'center', 'right'])) {
prepend = '[align=' + align + ']' + prepend;
append += '[/align]';
} else {
append += '\n';
}
}
return prepend + recursion(tagname, text, 'dpstag') + append;
}
function fetchoptionvalue(option, text) {
if((position = strpos(text, option)) !== false) {
delimiter = position + option.length;
if(text.charAt(delimiter) == '"') {
delimchar = '"';
} else if(text.charAt(delimiter) == '\'') {
delimchar = '\'';
} else {
delimchar = ' ';
}
delimloc = strpos(text, delimchar, delimiter + 1);
if(delimloc === false) {
delimloc = text.length;
} else if(delimchar == '"' || delimchar == '\'') {
delimiter++;
}
return trim(text.substr(delimiter, delimloc - delimiter));
} else {
return '';
}
}
function fonttag(fontoptions, text) {
var prepend = '';
var append = '';
var tags = new Array();
tags = {'font' : 'face=', 'size' : 'size=', 'color' : 'color='};
for(bbcode in tags) {
optionvalue = fetchoptionvalue(tags[bbcode], fontoptions);
if(optionvalue) {
prepend += '[' + bbcode + '=' + optionvalue + ']';
append = '[/' + bbcode + ']' + append;
}
}
var pend = parsestyle(fontoptions, prepend, append);
return pend['prepend'] + recursion('font', text, 'fonttag') + pend['append'];
}
function getoptionvalue(option, text) {
re = new RegExp(option + "(\s+?)?\=(\s+?)?[\"']?(.+?)([\"']|$|>)", "ig");
var matches = re.exec(text);
if(matches != null) {
return trim(matches[3]);
}
return '';
}
function html2bbcode(str) {
if(forumallowhtml || (allowhtml && fetchCheckbox('htmlon')) || trim(str) == '') {
str = str.replace(/<img([^>]*aid=[^>]*)>/ig, function($1, $2) {return imgtag($2);});
return str;
}
str= str.replace(/\s*\[code\]([\s\S]+?)\[\/code\]\s*/ig, function($1, $2) {return codetag($2);});
str = preg_replace(['<style.*?>[\\\s\\\S]*?<\/style>', '<script.*?>[\\\s\\\S]*?<\/script>', '<noscript.*?>[\\\s\\\S]*?<\/noscript>', '<select.*?>[\s\S]*?<\/select>', '<object.*?>[\s\S]*?<\/object>', '<!--[\\\s\\\S]*?-->', 'on[a-zA-Z]{3,16}\\\s?=\\\s?"[\\\s\\\S]*?"'], '', str);
str= str.replace(/(\r\n|\n|\r)/ig, '');
str= trim(str.replace(/&((#(32|127|160|173))|shy|nbsp);/ig, ' '));
if(!fetchCheckbox('parseurloff')) {
str = parseurl(str, 'bbcode');
}
if(!fetchCheckbox('bbcodeoff') && allowbbcode) {
str = preg_replace(['<table([^>]*(width|background|background-color|bgcolor)[^>]*)>', '<table[^>]*>', '<tr[^>]*(?:background|background-color|bgcolor)[:=]\\\s*(["\']?)([\(\)%,#\\\w]+)(\\1)[^>]*>', '<tr[^>]*>', '<t[dh]([^>]*(width|colspan|rowspan)[^>]*)>', '<t[dh][^>]*>', '<\/t[dh]>', '<\/tr>', '<\/table>'], [function($1, $2) {return tabletag($2);}, '[table]', function($1, $2, $3) {return '[tr=' + $3 + ']';}, '[tr]', function($1, $2) {return tdtag($2);}, '[td]', '[/td]', '[/tr]', '[/table]'], str);
str = str.replace(/<h([0-9]+)[^>]*>(.*)<\/h\\1>/ig, "[size=$1]$2[/size]\n\n");
str = str.replace(/<img[^>]+smilieid=(["']?)(\d+)(\1)[^>]*>/ig, function($1, $2, $3) {return smilies[$3]['code'];});
str = str.replace(/<img([^>]*src[^>]*)>/ig, function($1, $2) {return imgtag($2);});
str = str.replace(/<a\s+?name=(["']?)(.+?)(\1)[\s\S]*?>([\s\S]*?)<\/a>/ig, '$4');
str = str.replace(/<br\s+?style=(["']?)clear: both;?(\1)[^\>]*>/ig, '');
str = str.replace(/<br[^\>]*>/ig, "\n");
str = recursion('b', str, 'simpletag', 'b');
str = recursion('strong', str, 'simpletag', 'b');
str = recursion('i', str, 'simpletag', 'i');
str = recursion('em', str, 'simpletag', 'i');
str = recursion('u', str, 'simpletag', 'u');
str = recursion('a', str, 'atag');
str = recursion('font', str, 'fonttag');
str = recursion('blockquote', str, 'simpletag', 'indent');
str = recursion('ol', str, 'listtag');
str = recursion('ul', str, 'listtag');
str = recursion('div', str, 'dpstag');
str = recursion('p', str, 'dpstag');
str = recursion('span', str, 'dpstag');
}
str = str.replace(/<[\/\!]*?[^<>]*?>/ig, '');
for(var i = 0; i <= codecount; i++) {
str = str.replace("[\tDISCUZ_CODE_" + i + "\t]", codehtml[i]);
}
return preg_replace(['&', ' ', '<', '>'], ['&', ' ', '<', '>'], str);
}
function htmlspecialchars(str) {
return preg_replace([(is_mac && is_ie ? '&' : '&(?!#[0-9]+;)'), '<', '>', '"'], ['&', '<', '>', '"'], str);
}
function imgtag(attributes) {
var width = '';
var height = '';
re = /src=(["']?)([\s\S]*?)(\1)/i;
var matches = re.exec(attributes);
if(matches != null) {
var src = matches[2];
} else {
return '';
}
re = /width\s?:\s?(\d{1,4})px/ig;
var matches = re.exec(attributes);
if(matches != null) {
width = matches[1];
}
re = /height\s?:\s?(\d{1,4})px/ig;
var matches = re.exec(attributes);
if(matches != null) {
height = matches[1];
}
if(!width || !height) {
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