Autolink Function Php

Berikut ini adalah script function Php untuk mengaktifkan fungsi deteksi link otomatis pada content web...
silahkan di simak...
semoga bermanfaat... :D  

<?php

function autolink ($str){

  $str = eregi_replace("([[:space:]])((f|ht)tps?:\/\/[a-z0-9~#%@\&:=?+\/\.,_-]+[a-z0-9~#%@\&=?+\/_.;-]+)", "\\1<a href=\"\\2\" target=\"_blank\">\\2</a>", $str); //http

  $str = eregi_replace("([[:space:]])(www\.[a-z0-9~#%@\&:=?+\/\.,_-]+[a-z0-9~#%@\&=?+\/_.;-]+)", "\\1<a href=\"http://\\2\" target=\"_blank\">\\2</a>", $str); // www.

  $str = eregi_replace("([[:space:]])([_\.0-9a-z-]+@([0-9a-z][0-9a-z-]+\.)+[a-z]{2,3})","\\1<a href=\"mailto:\\2\">\\2</a>", $str); // mail

  $str = eregi_replace("^((f|ht)tp:\/\/[a-z0-9~#%@\&:=?+\/\.,_-]+[a-z0-9~#%@\&=?+\/_.;-]+)", "<a href=\"\\1\" target=\"_blank\">\\1</a>", $str); //http

  $str = eregi_replace("^(www\.[a-z0-9~#%@\&:=?+\/\.,_-]+[a-z0-9~#%@\&=?+\/_.;-]+)", "<a href=\"http://\\1\" target=\"_blank\">\\1</a>", $str); // www.

  $str = eregi_replace("^([_\.0-9a-z-]+@([0-9a-z][0-9a-z-]+\.)+[a-z]{2,3})","<a href=\"mailto:\\1\">\\1</a>", $str); // mail

  return $str;

}

?>

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