Form Not Found
');
}
$form_data = json_decode(file_get_contents($form_file), true);
$questions_map = [];
foreach ($form_data['questions'] as $q) {
$questions_map[$q['id']] = $q['label'];
}
$injected_js = '';
if ($is_post) {
// Process form submission
$respondent_name = trim($_POST['respondent_name'] ?? 'Anonymous');
$respondent_email = trim($_POST['respondent_email'] ?? '');
$answers = $_POST['answers'] ?? [];
$is_edit = !empty($answer_id);
if (!$is_edit) {
$answer_id = uniqid('ans_');
}
$safe_answer_id = preg_replace('/[^a-zA-Z0-9_-]/', '', $answer_id);
$answer_data = [
'answer_id' => $safe_answer_id,
'form_id' => $form_id,
'respondent_name' => $respondent_name,
'respondent_email' => $respondent_email,
'submitted_at' => date('c'),
'answers' => $answers
];
file_put_contents("$answers_dir/{$form_id}_{$safe_answer_id}.json", json_encode($answer_data, JSON_PRETTY_PRINT));
// No longer injecting JS to prevent double-submit.
$injected_js = "";
// Email notification if provided
if (!empty($respondent_email) && filter_var($respondent_email, FILTER_VALIDATE_EMAIL)) {
$subject = "Your submission for: " . $form_data['title'];
$body = "Hi $respondent_name,\n\nThank you for your submission.\nHere is what you submitted:\n\n";
foreach ($answers as $q_id => $val) {
$label = $questions_map[$q_id] ?? 'Question';
$val_str = is_array($val) ? implode(', ', $val) : $val;
$body .= "$label:\n$val_str\n\n";
}
$host = $_SERVER['HTTP_HOST'];
$headers = "From: no-reply@" . $host . "\r\n";
@mail($respondent_email, $subject, $body, $headers);
}
// Redirect to self as GET to prevent duplicate POSTs on refresh
header("Location: submit.php?id=" . urlencode($form_id) . "&answer_id=" . urlencode($safe_answer_id) . "&success=1");
exit;
}
// Display Mode (GET)
$success = isset($_GET['success']);
$safe_answer_id = preg_replace('/[^a-zA-Z0-9_-]/', '', $answer_id);
$answer_file = "$answers_dir/{$form_id}_{$safe_answer_id}.json";
if (empty($safe_answer_id) || !file_exists($answer_file)) {
die('Submission Not Found
');
}
$answer_data = json_decode(file_get_contents($answer_file), true);
?>
Submission Complete
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