<?php function genRandomString() { $length = 10; $characters = "0123456789abcdefghijklmnopqrstuvwxyz"; $string = ""; for ($p = 0; $p < $length; $p++) { $string .= $characters[mt_rand(0, strlen($characters)-1)]; } return $string; } function makeRandomPath($dir, $ext) { do { $path = $dir."/".genRandomString().".".$ext; } while(file_exists($path)); return $path; } function makeRandomPathFromFilename($dir, $fn) { $ext = pathinfo($fn, PATHINFO_EXTENSION); echo $ext . "\n"; return makeRandomPath($dir, $ext); } $target_path = makeRandomPathFromFilename("upload", "test.php./etc/passwd"); echo $target_path; ?>
You have javascript disabled. You will not be able to edit any code.