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<?php
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ini_set('log_errors', 0);
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ini_set('display_errors', 1);
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error_reporting(E_ALL | E_STRICT);
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// --- Handle config ---
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$defaults = array(
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// how many spaces to use for indention, 0 will make it use real tabs
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'tabsize' => 4,
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// whitelist of IPs
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// use '*' to allow any IP
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'ip_whitelist' => array('127.0.0.1', '::1'),
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// bootstrap file, if defined this file will be included before
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// the code entered by the user is evaluated. any variables and classes
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// defined here will be accessible by the eval'd code
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'bootstrap' => null,
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);
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if (file_exists(__DIR__.'/config.php')) {
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$options = include __DIR__.'/config.php';
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$options = array_merge($defaults, $options);
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} else {
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$options = $defaults;
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}
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// --- IP Whitelist ---
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if (!in_array('*', $options['ip_whitelist'], true) &&
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!in_array($_SERVER['REMOTE_ADDR'], $options['ip_whitelist'], true)
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) {
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header("HTTP/1.0 401 Unauthorized");
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die('Access Denied');
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}
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$debugOutput = '';
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if (isset($_POST['code'])) {
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ini_set('html_errors', false);
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$code = $_POST['code'];
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// --- Evaluate the code ---
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ob_start();
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$memBefore = memory_get_usage(true);
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$start = microtime(true);
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// Remove the < ?php mark
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// TODO remove also ? > if present
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$code = preg_replace('{^\s*<\?(php)?\s*}i', '', $code);
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/** Run code with bootstrap in separate scope */
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function runCode($__source_code, $__bootstrap_file) {
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if ($__bootstrap_file) {
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require $__bootstrap_file;
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}
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eval($__source_code);
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}
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runCode($code, $options['bootstrap']);
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$end = microtime(true);
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$memAfter = memory_get_peak_usage(true);
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$debugOutput .= ob_get_clean();
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// ---------------------------
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if (isset($_GET['js'])) {
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// --- Send response with metadata in headers ---
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header('Content-Type: text/plain');
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$memory = sprintf('%.3f', ($memAfter - $memBefore) / 1024.0 / 1024.0); // in MB
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$rendertime = sprintf('%.3f', (($end - $start) * 1000)); // in ms
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header('X-Memory-Usage: '. $memory);
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header('X-Rendertime: '. $rendertime);
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echo $debugOutput;
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die('#end-php-console-output#');
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}
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}
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<title>PHP Sandbox</title>
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<link rel="stylesheet" type="text/css" href="styles.css" />
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<script src="jquery-1.9.1.min.js"></script>
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<script src="ace/ace.js"></script>
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<script src="ace/theme-monokai.js"></script>
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<script src="ace/mode-php.js"></script>
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<script src="ace/ext-language_tools.js"></script>
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<script src="php-console.js"></script>
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<script>
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$.console({
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tabsize: <?= json_encode($options['tabsize']) ?>
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});
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</script>
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</head>
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<body>
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<div class="console-wrapper">
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<div class="input-wrapper">
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<form method="POST" action="" id="mainform">
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<div class="input">
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<textarea class="editor" id="editor" name="code"><?=
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(isset($_POST['code']) ? htmlentities($_POST['code'], ENT_QUOTES, 'UTF-8') : "<?php\n\n")
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?></textarea>
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</div>
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<div class="statusbar">
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<span class="position">Line: 1, Column: 1</span>
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<span class="runtime-info"></span>
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<input type="submit" name="subm" value="Run!"/>
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</div>
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</form>
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</div>
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<div class="output-wrapper">
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<div class="output"><?= htmlentities($debugOutput) ?></div>
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</div>
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</div>
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</body>
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</html>
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