php ubb转换成html,html转换成ubb代码

php ubb转换成html,html转换成ubb代码

function htmlToUBB($str)
{
 $str = preg_replace("/]+src="([^"]+)"[^>]*>/i","[img]$1[/img]",$str);

 $str = preg_replace("/]+src="([^"]+)"[^>]*>/i","[video]$1[/video]",$str);

 return $str;
}

function UBB($str)
{
 $auto_arr = array(
     "/(?<=[^]a-z0-9-="'\/])((https?|ftp|mms|rtsp)://)([a-z0-9/-_+=.~!%@?#%&;:$\│]+)/i",
     "/(?<=[^]a-z0-9/-_.~?=:.])([_a-z0-9-]+(.[_a-z0-9-]+)*@[a-z0-9-]+(.[a-z0-9-]+)*(.[a-z]{2,4}))/i",
     "/[img](.+?)[/img]/is",
     "/[video](.+?)[/video]/is"
     );

 $auto_url = array(
     '\1\3',
     '\0',
     '',
     ''
     );

 $str = preg_replace($auto_arr,$auto_url," ".$str);

 $str = nl2br($str);

 return $str;
}