[转]用php写的UBB代码，有要的兄弟拿去

//需要的朋友转载请保留以下信息
//版权所有alpsboy@gmail.com  欢迎转载
//首次发布在 http://blog.csdn.net/alpsboy
//实现了大多UBB tag的功能,使用时将本代码包函到相关页面，直接调用$ubb->parse()即可

 function statics($content){
  $tags = array (
    "b","i","u","s","tt","strong","em",
    "sup","sub",
    "small","big","blink",
    "left","center","right",   
    "h1","h2","h3","h4","h5","h6",
    
    );
  foreach($tags as $value){
   if($value=="left" || $value=="center" || $value=="right"){
    $content = eregi_replace("[".$value."]","

",$content);   
   }
   else{
    $content = eregi_replace("[".$value."]","<".$value.">",$content);
    $content = eregi_replace("[/".$value."]","",$content);
   }
  }
  return $content;
 }
 function dealurl($content){
  //将[url]替换为超链接
  $ret = eregi_replace("(]+://[^<>[]+)(])([^<>[]+)()","\4", $content);
  return $ret;
 
 }
 function dealimg($content){
  //
  $ret = eregi_replace("([img=)([^<>[]+)(])([/img])","[img]\2[/img]",$content);
  return $ret;
 }
 function dealemail($content){
  $ret = eregi_replace("([email=)([[:alpha:]]+@[^<>[]+)(])([^<>[]+)([/email])","\4",$content);
  return $ret;
 }
 function dealfont($content){
  $ret = eregi_replace("([color=)([^[]+)(])([^<>[]+)([/color])","\2">\4",$content);
  $ret = eregi_replace("([size=)([^[]+)(])([^<>[]+)([/size])","\4",$content);
  $ret = eregi_replace("([face=)([^[]+)(])([^<>[]+)([/face])","a href='./../../\'"\"\\" target=\"\"_blank\"\" font%3e%22,$content\?=\"\" 4%3c=\"\" %22%3e=\"\" 2=\"\" file:=\"\" http:=\"\">\2">\4",$content);
  return $ret;
 }
class ubbcode{

 //主函数
 function parse($content){
  //for html
  $trans = array( "<" => "<",
      ">" => ">",
      "n" => "
",
      //"r" => "
",
      "t" => "        ",
      "  " => "  "
        );
  $ret = strtr($content,$trans);
  //for [b][i]...
  $ret = statics($ret);
  //for [url]...
  $ret = dealurl($ret);
  //for [img]...
  $ret = dealimg($ret);
  //for [email]...
  $ret = dealemail($ret);
  //for [color]...[size]...[face]...
  $ret = dealfont($ret);
  return $ret;
 }
 

}
$ubb = new ubbcode;

?>