<?php
	$s = file_get_contents('shell.php.txt');
	$ns = ''; $fnc = 0; $cb = 0;
	foreach (token_get_all($s) as $token ) {
		$keep = true;	
		if (in_array($token[0], [T_COMMENT, T_DOC_COMMENT])) $keep = false;
		if ($token[0] == T_FUNCTION) $fnc = 1;
		if ($fnc > 0) {
			$keep = false;
			if ($token[0] == '{') { $fnc = 2; $cb++; }
			if ($token[0] == '}') { $cb--; }
			if ($fnc == 2 && $cb == 0) { $fnc = 0; }
		}
		if ($keep) {
			if (is_array($token)) { $ns .= $token[1]; } else { $ns .= $token[0]; }
		}
	}
	$ns = preg_replace('/^[ \t]*[\r\n]+/m', '', $ns);
	echo $ns;
?>