php把ubb代码转换成html
function ubb($Text)
{
$Text=htmlspecialchars($Text);
$Text=stripslashes($Text);
$Text=ereg_replace("\r\n","<br/>",$Text);
$Text=ereg_replace("\r","<br/>",$Text);
$Text=nl2br($Text);
$Text=preg_replace("/\\t/is"," ",$Text);
$Text=ereg_replace(" "," ",$Text);
$Text=preg_replace("/\[h1\](.+?)\[\/h1\]/is","<h1>\\1</h1>",$Text);
$Text=preg_replace("/\[h2\](.+?)\[\/h2\]/is","<h2>\\1</h2>",$Text);
$Text=preg_replace("/\[h3\](.+?)\[\/h3\]/is","<h3>\\1</h3>",$Text);
$Text=preg_replace("/\[h4\](.+?)\[\/h4\]/is","<h4>\\1</h4>",$Text);
$Text=preg_replace("/\[h5\](.+?)\[\/h5\]/is","<h5>\\1</h5>",$Text);
$Text=preg_replace("/\[h6\](.+?)\[\/h6\]/is","<h6>\\1</h6>",$Text);
$Text=preg_replace("/\[center\](.+?)\[\/center\]/is","<center>\\1</center>",$Text);
$Text=preg_replace("/\[big\](.+?)\[\/big\]/is","<big>\\1</big>",$Text);
$Text=preg_replace("/\[small\](.+?)\[\/small\]/is","<small>\\1</small>",$Text);
$Text=preg_replace("/\[url\](http:\/\/.+?)\[\/url\]/is","<a href=\\1>\\1</a>",$Text);
$Text=preg_replace("/\[url\](.+?)\[\/url\]/is","<a href=\'http://\\1\'>http://\\1</a>",$Text);
$Text=preg_replace("/\[url=(http:\/\/.+?)\](.*)\[\/url\]/is","<a href=\\1>\\2</a>",$Text);
$Text=preg_replace("/\[url=(.+?)\](.*)\[\/url\]/is","<a href=http://\\1>\\2</a>",$Text);
$Text=preg_replace("/\[img\](.+?)\[\/img\]/is","<img src=\\1 border=0>",$Text);
$Text=preg_replace("/\[color=(.+?)\](.+?)\[\/color\]/is","<font color=\\1>\\2</font>",$Text);
$Text=preg_replace("/\[size=(.+?)\](.+?)\[\/size\]/is","<font size=\\1>\\2</font>",$Text);
$Text=preg_replace("/\[sup\](.+?)\[\/sup\]/is","<sup>\\1</sup>",$Text);
$Text=preg_replace("/\[sub\](.+?)\[\/sub\]/is","<sub>\\1</sub>",$Text);
$Text=preg_replace("/\[pre\](.+?)\[\/pre\]/is","<pre>\\1</pre>",$Text);
$Text=preg_replace("/\[email\](.+?)\[\/email\]/is","<a href=mailto:\\1>\\1</a>",$Text);
$Text=preg_replace("/\[i\](.+?)\[\/i\]/is","<i>\\1</i>",$Text);
$Text=preg_replace("/\[b\](.+?)\[\/b\]/is","<b>\\1</b>",$Text);
$Text=preg_replace("/\[quote\](.+?)\[\/quote\]/is","<blockquote><font size='1' face='Courier New'>quote:</font><hr>\\1<hr></blockquote>", $Text);
$pattern = "/(\[uploadimage\])(\d+),(.*)(\[\/uploadimage\])/U";
$replacement = "<img src=\"\$3\" \>";
$Text =@preg_replace($pattern, $replacement, $Text);
$str = $Text;
$pattern='#\[flash=(\d+),(\d+)\](.+)\[/flash\]#';
$last = "<center><object classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0\" width=\"$2\" height=\"291\">
<param name=\"movie\" value=\"$3\" /><param name=\"quality\" value=\"high\" /><embed src=\"$3\" quality=\"high\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\" type=\"application/x-shockwave-flash\"
width=\"$2\" height=\"$1\"></embed></object><br>
<a href=\"$3\" >[全屏欣赏 提醒：Flash中可能包含不安全内容]</a>
</center>";
$Text= preg_replace($pattern, $last, $str);
$mpg ="<center>
<object align=\"middle\" classid=\"clsid:22d6f312-b0f6-11d0-94ab-0080c74c7e95\" class=\"object\" id=\"mediaplayer\" width=\"$2\" height=\"290\">
<param name=\"showstatusbar\" value=\"-1\" />
<param name=\"filename\" value=\"$3\" />
<embed type=\"application/x-oleobject\" codebase=\"http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#version=5,1,52,701\" filename=\"hong\" src=\"$3\" width=\"$2\" height=\"$1\">
</embed>
</object>
</center>";
$Text =preg_replace('#\[mp=(\d+),(\d+)\](.+)\[/mp\]#', $mpg, $Text);
return @iconv('utf-8','gbk',@iconv('gbk','utf-8',$Text));
}