php把ubb代码转换成html

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php把ubb代码转换成html

function  ubb($Text) 
  {
  $Text=htmlspecialchars($Text);
  $Text=stripslashes($Text); 
  $Text=ereg_replace("\r\n","
",$Text);
  $Text=ereg_replace("\r","
",$Text);
  $Text=nl2br($Text);
  $Text=preg_replace("/\\t/is"," ",$Text);
  $Text=ereg_replace("  "," ",$Text); 
  $Text=preg_replace("/\[h1\](.+?)\[\/h1\]/is","

\\1

",$Text);
  $Text=preg_replace("/\[h2\](.+?)\[\/h2\]/is","

\\1

",$Text);
  $Text=preg_replace("/\[h3\](.+?)\[\/h3\]/is","

\\1

",$Text);
  $Text=preg_replace("/\[h4\](.+?)\[\/h4\]/is","

\\1

",$Text);
  $Text=preg_replace("/\[h5\](.+?)\[\/h5\]/is","

\\1

",$Text);
  $Text=preg_replace("/\[h6\](.+?)\[\/h6\]/is","

\\1

",$Text);
  $Text=preg_replace("/\[center\](.+?)\[\/center\]/is","\\1",$Text);
  $Text=preg_replace("/\[big\](.+?)\[\/big\]/is","\\1",$Text);
  $Text=preg_replace("/\[small\](.+?)\[\/small\]/is","\\1",$Text); 
  $Text=preg_replace("/\[url\](http:\/\/.+?)\[\/url\]/is","\\1",$Text);
  $Text=preg_replace("/\[url\](.+?)\[\/url\]/is","http://\\1",$Text);
  $Text=preg_replace("/\[url=(http:\/\/.+?)\](.*)\[\/url\]/is","\\2",$Text);
  $Text=preg_replace("/\[url=(.+?)\](.*)\[\/url\]/is","\\2",$Text);
  $Text=preg_replace("/\[img\](.+?)\[\/img\]/is","",$Text);
  $Text=preg_replace("/\[color=(.+?)\](.+?)\[\/color\]/is","\\2",$Text);
  $Text=preg_replace("/\[size=(.+?)\](.+?)\[\/size\]/is","\\2",$Text);
  $Text=preg_replace("/\[sup\](.+?)\[\/sup\]/is","^\\1",$Text);
  $Text=preg_replace("/\[sub\](.+?)\[\/sub\]/is","_\\1",$Text);
  $Text=preg_replace("/\[pre\](.+?)\[\/pre\]/is","

\\1

",$Text);
  $Text=preg_replace("/\[email\](.+?)\[\/email\]/is","\\1",$Text);
  $Text=preg_replace("/\[i\](.+?)\[\/i\]/is","\\1",$Text);
  $Text=preg_replace("/\[b\](.+?)\[\/b\]/is","\\1",$Text);
  $Text=preg_replace("/\[quote\](.+?)\[\/quote\]/is","

quote:

---

\\1

---

",  $Text);
  $pattern = "/(\[uploadimage\])(\d+),(.*)(\[\/uploadimage\])/U";
  $replacement = "";
  $Text =@preg_replace($pattern, $replacement, $Text);
  $str  = $Text;
  $pattern='#\[flash=(\d+),(\d+)\](.+)\[/flash\]#';
  $last = "

  [全屏欣赏　提醒：Flash中可能包含不安全内容]
  ";
  $Text= preg_replace($pattern, $last, $str); 
  $mpg ="   
  
  ";
  $Text =preg_replace('#\[mp=(\d+),(\d+)\](.+)\[/mp\]#', $mpg, $Text);     
  return @iconv('utf-8','gbk',@iconv('gbk','utf-8',$Text));
     
  }