PHP 将 HTML 代码 转换到 UBB 论坛代码

<?php
$intro = $liehuo-net; // 这里是你获取的变量值。
$intro = str_replace("",'',$intro);
$intro = preg_replace("/<A[^>]+HREF="([^"]+)"[^>]*>(.*?)</a>/i","[url=$1]$2[/url]",$intro);
$intro = preg_replace("/<font(.*?)color="#([^ >]+)"(.*?)>(.*?)</font>/i","<font$1$3>[color=$2]$4[/color]</font>",$intro);
$intro = preg_replace("/<font(.*?)face="([^ >]+)"(.*?)>(.*?)</font>/i","<font$1$3>[face=$2]$4[/face]</font>",$intro);
$intro = preg_replace("/<font(.*?)size="([^ >]+)"(.*?)>(.*?)</font>/i","[size=$2]$4[/size]",$intro);
$intro = preg_replace("/<img[^>]+src="([^"]+)"[^>]*>/i","[img]$1[/img]",$intro);
$intro = preg_replace("/<DIV[^>]+ALIGN="([^"]+)"[^>]*>(.*?)</DIV>/i","[align=$1]$2[/align]",$intro);
$intro = preg_replace("/<P[^>]+ALIGN="([^"]+)"[^>]*>(.*?)</P>/i",$intro);
$intro = preg_replace("/<([/]?)u>/i","[$1u]",$intro);
$intro = preg_replace("/<([/]?)em>/i","[$1I]",$intro);
$intro = preg_replace("/<([/]?)strong>/i","[$1b]",$intro);
$intro = preg_replace("/<([/]?)i>/i","[$1i]",$intro);
echo $intro; // 最后得到UBB代码
?>

<?php
function ubb2html($strCodes) {
$match = array(
"%[b](.*?)[/b]%si",
"%[center](.*?)[/center]%si",
"%[url](.*?)[/url]%si",
"%[url=(.*?)](.*?)[/url]%si",
"%[img](.*?)[/img]%si",
"%[fieldset=(.*?)](.*?)[/fieldset]%si"

);
$replace = array(
"<b>$1</b>",
"<center>$1</center>",
"<a href="$1" target=_blank>$1</a>",
"<a href="$1" target=_blank>$2</a>",
"<a href="$1" target="_blank"><img src="$1" title="提示:点击查看" border="0" onload="javascript:if(this.width>550)this.width=500" title="提示：点击查看"></a>",
"<fieldset><legend>$1</legend><blockquote>$2</blockquote></fieldset>"
);
$strCodes = preg_replace($match,$replace,$strCodes);

return $strCodes ;
}
?>

<?php
function ubb2html($sUBB)
{
$sHtml=$sUBB;
$sHtml=preg_replace("/</",'<',$sHtml);
$sHtml=preg_replace("/>/",'>',$sHtml);
$sHtml=preg_replace("/?/",'<br />',$sHtml);
$sHtml=preg_replace("/[(/?)(b|u|i|s|sup|sub)]/i",'<$1$2>',$sHtml);
$sHtml=preg_replace("/[colors*=s*([^]]+?)]/i",'<span style="color:$1;">',$sHtml);
function getSizeName($match)
{
$arrSize=array('8pt','10pt','12pt','14pt','18pt','24pt','36pt');
return '<span style="font-size:'.$arrSize[$match[1]-1].';">';
}
$sHtml=preg_replace_callback("/[sizes*=s*(d+?)]/i",'getSizeName',$sHtml);
$sHtml=preg_replace("/[fonts*=s*([^]]+?)]/i",'<span style="font-family:$1;">',$sHtml);
$sHtml=preg_replace("/[backs*=s*([^]]+?)]/i",'<span style="background-color:$1;">',$sHtml);
$sHtml=preg_replace("/[/(color|size|font|back)]/i",'</span>',$sHtml);

for($i=0;$i<3;$i++)$sHtml=preg_replace("/[aligns*=s*([^]]+?)](((?![align(?:s+[^]]+)?])[sS])*?)[/align]/",'<p align="$1">$2</p>',$sHtml);
$sHtml=preg_replace("/[img]s*([sS]+?)s*[/img]/i",'<img src="$1" />',$sHtml);
function getImg($match)
{
$p1=$match[1];$p2=$match[2];$p3=$match[3];$src=$match[4]; title="提示:点击查看"
$a=$p3?$p3:($p2?$p1:'');
return '<img src="'.$src.'"'.($p2?' width="'.$p1.'" height="'.$p2.'"':'').($a?' align="'.$a.'"':'').' />';
}
$sHtml=preg_replace_callback("/[imgs*=(?:s*(d+)s*,s*(d+)s*)?(?:,?s*(w+)s*)?]s*([sS]+?)s*[/img]/i",'getImg',$sHtml);
$sHtml=preg_replace("/[url]s*([sS]+?)s*[/url]/i",'<a href="$1">$1</a>',$sHtml);
$sHtml=preg_replace("/[urls*=s*([^]s]+?)s*]s*([sS]+?)s*[/url]/i",'<a href="$1">$2</a>',$sHtml);
$sHtml=preg_replace("/[email]s*([sS]+?)s*[/email]/i",'<a href="mailto:$1">$1</a>',$sHtml);
$sHtml=preg_replace("/[emails*=s*([^]s]+?)s*]s*([sS]+?)s*[/email]/i",'<a href="mailto:$1">$2</a>',$sHtml);
$sHtml=preg_replace("/[quote]([sS]*?)[/quote]/i",'<blockquote>$1</blockquote>',$sHtml);
$sHtml=preg_replace("/[code]([sS]*?)[/code]/i",'<code>$1</code>',$sHtml);
function getFlash($match)
{
$w=$match[1];$h=$match[2];$url=$match[3];
if(!$w)$w=550;if(!$h)$h=400;
return '<embed type="application/x-shockwave-flash" src="'.$url.'" wmode="opaque" quality="high" bgcolor="#ffffff" menu="false" play="true" loop="true" width="'.$w.'" height="'.$h.'"/>';
}
$sHtml=preg_replace_callback("/[flashs*(?:=s*(d+)s*,s*(d+)s*)?]([sS]+?)[/flash]/i",'getFlash',$sHtml);
function getMedia($match)
{
$w=$match[1];$h=$match[2];$play=$match[3];$url=$match[4];
if(!$w)$w=550;if(!$h)$h=400;
return '<embed type="application/x-mplayer2" src="'.$url.'" enablecontextmenu="false" autostart="'.($play=='1'?'true':'false').'" width="'.$w.'" height="'.$h.'"/>';
}
$sHtml=preg_replace_callback("/[medias*(?:=s*(d+)s*,s*(d+)s*(?:,s*(d+)s*)?)?]([sS]+?)[/media]/i",'getMedia',$sHtml);
function getTable($match)
{
$w=$match[1];$b=$match[2];
$str='<table';
if($w)$str.=' width="'.$w.'"';
if($b)$str.=' bgcolor="'.$b.'"';
return $str.'>';
}
$sHtml=preg_replace_callback("/[table(?:s*=s*(d{1,4}%?)s*(?:,s*([^]]+)s*)?)?]/i",'getTable',$sHtml);
function getTR($match){return '<tr'.($match[1]?' bgcolor="'.$match[1].'"':'').'>';}
$sHtml=preg_replace_callback("/[tr(?:s*=(s*[^]]+))?]/i",'getTR',$sHtml);
function getTD($match){
$col=$match[1];$row=$match[2];$w=$match[3];
return '<td'.($col>1?' colspan="'.$col.'"':'').($row>1?' rowspan="'.$row.'"':'').($w?' width="'.$w.'"':'').'>';
}
$sHtml=preg_replace_callback("/[td(?:s*=s*(d{1,2})s*,s*(d{1,2})s*(?:,4}%?))?)?]/i",'getTD',$sHtml);
$sHtml=preg_replace("/[/(table|tr|td)]/i",'</$1>',$sHtml);
$sHtml=preg_replace("/[*]([^[]+)/i",'<li>$1</li>',$sHtml);
function getUL($match)
{
$str='<ul';
if($match[1])$str.=' type="'.$match[1].'"';
return $str.'>';
}
$sHtml=preg_replace_callback("/[list(?:s*=s*([^]]+)s*)?]/i",'getUL',$sHtml);
$sHtml=preg_replace("/[/list]/i",'</ul>',$sHtml);
return $sHtml;
}
?>