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@ -10,12 +10,42 @@ header('Content-Type: text/html; charset=utf-8');
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// l33t $ecurity h4x
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header('X-Content-Type-Options: nosniff');
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header('X-XSS-Protection: 1; mode=block');
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header('X-Powered-By: PHP'); // no versions makes it harder to find vulns
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header('X-Frame-Options: "DENY"');
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header('Referrer-Policy: "no-referrer, strict-origin-when-cross-origin"');
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$SECURE_NONCE = base64_encode(random_bytes(8));
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$session_length = 60 * 60; // 1 hour
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session_set_cookie_params($session_length, "/", null, false, false);
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session_start(); // stick some cookies in it
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// renew session cookie
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setcookie(session_name(), session_id(), time() + $session_length);
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if ($_SESSION['mobile'] === TRUE) {
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header("Content-Security-Policy: "
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. "default-src 'self';"
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. "object-src 'none'; "
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. "img-src * data:; "
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. "media-src 'self'; "
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. "frame-src 'none'; "
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. "font-src 'self'; "
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. "connect-src *; "
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. "style-src 'self' 'unsafe-inline'; "
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. "script-src 'self' 'unsafe-inline'");
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} else {
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header("Content-Security-Policy: "
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. "default-src 'self';"
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. "object-src 'none'; "
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. "img-src * data:; "
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. "media-src 'self'; "
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. "frame-src 'none'; "
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. "font-src 'self'; "
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. "connect-src *; "
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. "style-src 'self' 'nonce-$SECURE_NONCE'; "
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. "script-src 'self' 'nonce-$SECURE_NONCE'");
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}
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//
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// Composer
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require __DIR__ . '/vendor/autoload.php';
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@ -32,7 +62,21 @@ require __DIR__ . '/lang/' . LANGUAGE . ".php";
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* @param string $error error message
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*/
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function sendError($error) {
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die("<!DOCTYPE html><html><head><title>Error</title></head><body><h1 style='color: red; font-family: sans-serif; font-size:100%;'>" . htmlspecialchars($error) . "</h1></body></html>");
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global $SECURE_NONCE;
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die("<!DOCTYPE html>"
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. "<meta charset=\"UTF-8\">"
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. "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">"
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. "<title>Error</title>"
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. "<style nonce=\"" . $SECURE_NONCE . "\">"
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. "h1 {color: red; font-family: sans-serif; font-size: 20px; margin-bottom: 0px;} "
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. "h2 {font-family: sans-serif; font-size: 16px;} "
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. "p {font-family: monospace; font-size: 14px; width: 100%; wrap-style: break-word;} "
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. "i {font-size: 12px;}"
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. "</style>"
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. "<h1>A fatal application error has occurred.</h1>"
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. "<i>(This isn't your fault.)</i>"
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. "<h2>Details:</h2>"
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. "<p>". htmlspecialchars($error) . "</p>");
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}
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date_default_timezone_set(TIMEZONE);
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