<?php

require_once 'cors.php';

$input = json_decode(file_get_contents('php://input'), true);

function var_export_short($data, $return=true) {
	$dump = var_export($data, true);

	$dump = preg_replace('#(?:\A|\n)([ ]*)array \(#i', '[', $dump); // Starts
	$dump = preg_replace('#\n([ ]*)\),#', "\n$1],", $dump); // Ends
	$dump = preg_replace('#=> \[\n\s+\],\n#', "=> [],\n", $dump); // Empties

	if (gettype($data) == 'object') { // Deal with object states
		$dump = str_replace('__set_state(array(', '__set_state([', $dump);
		$dump = preg_replace('#\)\)$#', "])", $dump);
	} else {
		$dump = preg_replace('#\)$#', "]", $dump);
	}

	if ($return===true) {
		return $dump;
	} else {
		echo $dump;
	}
}

switch ($input['mode']) {
    case 'serialize':
        $data = '';

        // try any vaue
        try {
            eval("\$data = " . $input['data'] . ";");
            echo serialize($data);
        } catch (Throwable $e) {

            try {
                eval("\$data = '" . addslashes($input['data']) . "';");
                echo serialize($data);
            } catch (Throwable $e) {
                echo 'err: invalid syntax, use $val = [your text];';
            }
        }

        break;
    default:
        $data = $input['data'];
        $result = unserialize($data);

        if ($result) {
            if (is_string($result)) {
                echo trim(var_export_short($result), "'");
            } else {
                echo var_export_short($result);
            }
        } else {
            echo 'err: invalid syntax';
        }

        break;
}