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- Starter content and admin language files: Raiju, not raiju - Test email, backup messages, mailer header and AI prompts use Raiju - Meta generator and footer fallback use Raiju - Technical identifiers (paths, CSS classes, user agents, temp prefixes) unchanged
425 lines
17 KiB
PHP
425 lines
17 KiB
PHP
<?php
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/**
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* JSON-backed public forms for Raiju.
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*
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* Form definitions live in content/forms/*.json. The renderer intentionally
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* stays small: generated/vibecoded templates can define the structure, while
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* admins can safely edit labels, placeholders, options, required state and
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* column widths.
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*/
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require_once __DIR__ . '/form-protection.php';
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if (!defined('RAIJU_FORMS_DIR')) {
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define('RAIJU_FORMS_DIR', dirname(__DIR__) . '/content/forms');
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}
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if (!defined('RAIJU_MAILS_PATH')) {
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define('RAIJU_MAILS_PATH', dirname(__DIR__) . '/content/mails.json');
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}
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function raijuFormIdClean(string $id): string
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{
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$id = strtolower(trim($id));
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$id = preg_replace('/[^a-z0-9_-]+/', '-', $id);
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$id = trim((string)$id, '-_');
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return $id !== '' ? substr($id, 0, 80) : 'form';
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}
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function raijuFormsEnsureDir(): void
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{
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if (!is_dir(RAIJU_FORMS_DIR)) {
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mkdir(RAIJU_FORMS_DIR, 0755, true);
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}
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}
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function raijuFormPath(string $id): string
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{
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return RAIJU_FORMS_DIR . '/' . raijuFormIdClean($id) . '.json';
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}
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function raijuFormsReadJson(string $path): array
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{
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if (!is_file($path)) {
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return [];
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}
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$data = json_decode((string)file_get_contents($path), true);
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return is_array($data) ? $data : [];
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}
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function raijuFormsWriteJson(string $path, array $data): bool
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{
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$dir = dirname($path);
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if (!is_dir($dir)) {
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mkdir($dir, 0755, true);
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}
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return file_put_contents($path, json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE), LOCK_EX) !== false;
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}
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function raijuFormDefaultDefinition(string $id = 'contact'): array
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{
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$id = raijuFormIdClean($id);
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return [
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'id' => $id,
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'label' => $id === 'contact' ? 'Kontaktformular' : ucfirst(str_replace('-', ' ', $id)),
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'description' => '',
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'enabled' => true,
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'submit' => [
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'store' => true,
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'email' => true,
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'subject' => '{form}: {name}',
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'successText' => 'Vielen Dank für deine Nachricht.',
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],
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'fields' => [
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['key' => 'name', 'type' => 'text', 'label' => 'Name', 'required' => true, 'width' => 6],
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['key' => 'email', 'type' => 'email', 'label' => 'E-Mail', 'required' => true, 'width' => 6],
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['key' => 'phone', 'type' => 'tel', 'label' => 'Telefon', 'required' => false, 'width' => 12],
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['key' => 'message', 'type' => 'textarea', 'label' => 'Nachricht', 'required' => true, 'width' => 12],
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],
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];
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}
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function raijuFormNormalizeField(array $field, int $index = 0): array
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{
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$allowedTypes = ['text', 'email', 'tel', 'textarea', 'select', 'radio', 'checkbox', 'date', 'time', 'hidden', 'heading', 'note'];
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$key = preg_replace('/[^a-zA-Z0-9_-]+/', '_', (string)($field['key'] ?? 'field_' . ($index + 1)));
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$key = trim((string)$key, '_-') ?: 'field_' . ($index + 1);
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$type = in_array(($field['type'] ?? 'text'), $allowedTypes, true) ? $field['type'] : 'text';
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$width = (int)($field['width'] ?? 12);
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if (!in_array($width, [3, 4, 6, 8, 12], true)) {
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$width = 12;
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}
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$options = [];
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if (is_array($field['options'] ?? null)) {
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foreach ($field['options'] as $option) {
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if (is_array($option)) {
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$value = (string)($option['value'] ?? $option['label'] ?? '');
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$label = (string)($option['label'] ?? $value);
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} else {
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$value = (string)$option;
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$label = (string)$option;
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}
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if ($value !== '' || $label !== '') {
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$options[] = ['value' => $value, 'label' => $label];
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}
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}
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}
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return [
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'key' => $key,
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'type' => $type,
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'label' => (string)($field['label'] ?? $key),
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'placeholder' => (string)($field['placeholder'] ?? ''),
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'help' => (string)($field['help'] ?? ''),
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'required' => !empty($field['required']),
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'width' => $width,
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'options' => $options,
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'value' => (string)($field['value'] ?? ''),
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];
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}
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function raijuFormNormalize(array $form, string $fallbackId = 'form'): array
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{
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$id = raijuFormIdClean((string)($form['id'] ?? $fallbackId));
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$normalized = [
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'id' => $id,
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'label' => trim((string)($form['label'] ?? '')) ?: ucfirst(str_replace('-', ' ', $id)),
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'description' => (string)($form['description'] ?? ''),
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'enabled' => !array_key_exists('enabled', $form) || !empty($form['enabled']),
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'submit' => array_replace([
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'store' => true,
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'email' => true,
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'subject' => '{form}: {name}',
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'successText' => 'Vielen Dank für deine Nachricht.',
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], is_array($form['submit'] ?? null) ? $form['submit'] : []),
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'fields' => [],
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];
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foreach (($form['fields'] ?? []) as $index => $field) {
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if (is_array($field)) {
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$normalized['fields'][] = raijuFormNormalizeField($field, (int)$index);
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}
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}
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if (!$normalized['fields']) {
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$normalized['fields'] = raijuFormDefaultDefinition($id)['fields'];
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}
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return $normalized;
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}
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function raijuFormExists(string $id): bool
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{
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return is_file(raijuFormPath($id));
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}
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function raijuFormLoad(string $id): ?array
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{
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$path = raijuFormPath($id);
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if (!is_file($path)) {
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return null;
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}
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return raijuFormNormalize(raijuFormsReadJson($path), $id);
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}
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function raijuFormSave(array $form): array
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{
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$normalized = raijuFormNormalize($form, (string)($form['id'] ?? 'form'));
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raijuFormsEnsureDir();
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raijuFormsWriteJson(raijuFormPath($normalized['id']), $normalized);
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return $normalized;
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}
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function raijuFormsList(): array
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{
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raijuFormsEnsureDir();
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$forms = [];
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foreach (glob(RAIJU_FORMS_DIR . '/*.json') ?: [] as $file) {
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$form = raijuFormNormalize(raijuFormsReadJson($file), pathinfo($file, PATHINFO_FILENAME));
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$forms[] = [
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'id' => $form['id'],
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'label' => $form['label'],
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'description' => $form['description'],
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'enabled' => $form['enabled'],
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'store' => !empty($form['submit']['store']),
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'fieldCount' => count($form['fields']),
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];
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}
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usort($forms, fn($a, $b) => strcasecmp((string)$a['label'], (string)$b['label']));
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return $forms;
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}
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function raijuFormEscape(string $value): string
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{
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return htmlspecialchars($value, ENT_QUOTES, 'UTF-8');
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}
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function raijuFormRenderField(array $field, string $formId): string
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{
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$key = (string)$field['key'];
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$id = 'raiju-form-' . $formId . '-' . $key;
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$label = raijuFormEscape((string)$field['label']);
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$required = !empty($field['required']);
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$requiredAttr = $required ? ' required' : '';
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$requiredMark = $required ? ' *' : '';
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$placeholder = raijuFormEscape((string)($field['placeholder'] ?? ''));
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$width = (int)($field['width'] ?? 12);
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$type = (string)($field['type'] ?? 'text');
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$help = trim((string)($field['help'] ?? ''));
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if ($type === 'hidden') {
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return '<input type="hidden" name="' . raijuFormEscape($key) . '" value="' . raijuFormEscape((string)($field['value'] ?? '')) . '">';
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}
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if ($type === 'heading') {
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return '<div class="form-group form-group--span-' . $width . ' raiju-form-heading"><h3>' . $label . '</h3></div>';
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}
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if ($type === 'note') {
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return '<div class="form-group form-group--span-' . $width . ' raiju-form-note"><p>' . raijuFormEscape((string)($field['help'] ?: $field['label'])) . '</p></div>';
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}
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$html = '<div class="form-group form-group--span-' . $width . '">';
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if ($type !== 'checkbox') {
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$html .= '<label for="' . raijuFormEscape($id) . '">' . $label . $requiredMark . '</label>';
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}
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if ($type === 'textarea') {
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$html .= '<textarea id="' . raijuFormEscape($id) . '" name="' . raijuFormEscape($key) . '" rows="5" placeholder="' . $placeholder . '"' . $requiredAttr . '></textarea>';
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} elseif ($type === 'select') {
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$html .= '<select id="' . raijuFormEscape($id) . '" name="' . raijuFormEscape($key) . '"' . $requiredAttr . '>';
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$html .= '<option value=""></option>';
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foreach (($field['options'] ?? []) as $option) {
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$html .= '<option value="' . raijuFormEscape((string)$option['value']) . '">' . raijuFormEscape((string)$option['label']) . '</option>';
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}
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$html .= '</select>';
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} elseif ($type === 'radio') {
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$html .= '<div class="raiju-form-choice-list">';
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foreach (($field['options'] ?? []) as $option) {
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$html .= '<label><input type="radio" name="' . raijuFormEscape($key) . '" value="' . raijuFormEscape((string)$option['value']) . '"' . $requiredAttr . '> <span>' . raijuFormEscape((string)$option['label']) . '</span></label>';
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}
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$html .= '</div>';
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} elseif ($type === 'checkbox') {
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$html .= '<label class="raiju-form-checkbox"><input type="checkbox" id="' . raijuFormEscape($id) . '" name="' . raijuFormEscape($key) . '" value="1"' . $requiredAttr . '> <span>' . $label . $requiredMark . '</span></label>';
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} else {
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$inputType = in_array($type, ['email', 'tel', 'date', 'time'], true) ? $type : 'text';
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$html .= '<input type="' . $inputType . '" id="' . raijuFormEscape($id) . '" name="' . raijuFormEscape($key) . '" placeholder="' . $placeholder . '"' . $requiredAttr . '>';
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}
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if ($help !== '') {
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$html .= '<small class="form-hint">' . raijuFormEscape($help) . '</small>';
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}
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$html .= '</div>';
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return $html;
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}
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function raijuFormRender(string $formId, array $options = []): string
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{
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$form = raijuFormLoad($formId);
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if (!$form || empty($form['enabled'])) {
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return '';
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}
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$basePath = raijuSafeFormBasePath((string)($options['basePath'] ?? ($GLOBALS['basePath'] ?? '')));
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$lang = (string)($options['lang'] ?? ($GLOBALS['currentLang'] ?? 'en'));
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$lazy = array_key_exists('lazy', $options) ? !empty($options['lazy']) : true;
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if ($lazy && !raijuIsLazyFormRender()) {
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return raijuLazyFormPlaceholder($form['id'], [
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'basePath' => $basePath,
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'params' => [
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'lang' => $lang,
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'basePath' => $basePath,
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],
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]);
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}
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$html = '<section class="contact-form-section raiju-json-form-section" data-form-id="' . raijuFormEscape($form['id']) . '">';
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$html .= '<h2>' . raijuFormEscape((string)$form['label']) . '</h2>';
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if (!empty($form['description'])) {
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$html .= '<p class="raiju-form-description">' . raijuFormEscape((string)$form['description']) . '</p>';
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}
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$html .= '<form id="raijuForm-' . raijuFormEscape($form['id']) . '" class="contact-form raiju-json-form" action="' . raijuFormEscape($basePath . 'api/form-submit.php') . '" method="post">';
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$html .= '<input type="hidden" name="lang" value="' . raijuFormEscape($lang) . '">';
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$html .= raijuFormProtectionFields($form['id']);
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$html .= '<div class="raiju-form-grid">';
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foreach ($form['fields'] as $field) {
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$html .= raijuFormRenderField($field, $form['id']);
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}
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$html .= '</div>';
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$send = (string)($options['submitLabel'] ?? ($lang === 'de' ? 'Absenden' : 'Send'));
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$sending = (string)($options['sendingLabel'] ?? ($lang === 'de' ? 'Wird gesendet…' : 'Sending…'));
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$success = (string)($form['submit']['successText'] ?? 'Vielen Dank.');
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$html .= '<div class="form-actions"><button type="submit" class="btn btn-gradient"><span class="btn-text">' . raijuFormEscape($send) . '</span><span class="btn-loading" style="display:none">' . raijuFormEscape($sending) . '</span></button></div>';
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$error = $lang === 'de' ? 'Fehler beim Senden. Bitte versuch es später noch mal.' : 'Could not send the form. Please try again later.';
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$html .= '<div class="form-feedback" data-success="' . raijuFormEscape($success) . '" data-error="' . raijuFormEscape($error) . '"></div>';
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$html .= '</form></section>';
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return $html;
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}
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function raijuForm(string $formId, array $options = []): string
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{
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return raijuFormRender($formId, $options);
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}
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function raijuFormSubmittedValue(array $field): string
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{
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$key = (string)$field['key'];
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if (($field['type'] ?? '') === 'checkbox') {
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return !empty($_POST[$key]) ? '1' : '';
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}
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$value = $_POST[$key] ?? '';
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if (is_array($value)) {
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$value = implode(', ', array_map('strval', $value));
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}
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return trim((string)$value);
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}
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function raijuFormValidateSubmission(array $form, string $lang = 'en'): array
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{
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$errors = [];
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$values = [];
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foreach ($form['fields'] as $field) {
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$type = (string)($field['type'] ?? 'text');
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if (in_array($type, ['heading', 'note', 'hidden'], true)) {
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continue;
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}
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$value = raijuFormSubmittedValue($field);
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$values[$field['key']] = $value;
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if (!empty($field['required']) && $value === '') {
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$errors[] = ($field['label'] ?? $field['key']) . ($lang === 'de' ? ' ist erforderlich' : ' is required');
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continue;
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}
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if ($type === 'email' && $value !== '' && !filter_var($value, FILTER_VALIDATE_EMAIL)) {
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$errors[] = $lang === 'de' ? 'Gültige E-Mail ist erforderlich' : 'Valid email is required';
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}
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}
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return [$errors, $values];
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}
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function raijuFormsApplySubjectTemplate(string $template, array $form, array $values): string
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{
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$subject = $template ?: '{form}';
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$replacements = [
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'{form}' => (string)$form['label'],
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'{name}' => (string)($values['name'] ?? ''),
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'{email}' => (string)($values['email'] ?? ''),
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];
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return trim(strtr($subject, $replacements)) ?: (string)$form['label'];
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}
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function raijuFormsSaveSubmission(array $submission): bool
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{
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return raijuJsonUpdate(RAIJU_MAILS_PATH, function (array &$mails) use ($submission): void {
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array_unshift($mails, $submission);
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$mails = array_slice($mails, 0, 500);
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});
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}
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function raijuFormsLoadEmailSettings(): array
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{
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$settingsPath = dirname(__DIR__) . '/content/settings.json';
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$settings = raijuFormsReadJson($settingsPath);
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return is_array($settings['email'] ?? null) ? $settings['email'] : [];
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}
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function raijuFormsParseEmailList($value): array
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{
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$items = is_array($value) ? $value : explode(',', (string)$value);
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$emails = [];
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foreach ($items as $item) {
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foreach (explode(',', (string)$item) as $email) {
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$email = trim(str_replace(["\r", "\n", "\t"], '', (string)$email));
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if ($email !== '' && filter_var($email, FILTER_VALIDATE_EMAIL)) {
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$emails[] = $email;
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}
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}
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}
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return array_values(array_unique($emails));
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}
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function raijuFormsSendNotification(array $form, array $values, string $subject, string $body): bool
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{
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$emailConfig = raijuFormsLoadEmailSettings();
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$method = $emailConfig['method'] ?? 'inactive';
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$toRecipients = raijuFormsParseEmailList($emailConfig['recipientEmail'] ?? '');
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if ($method === 'inactive' || !$toRecipients) {
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return false;
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}
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require_once dirname(__DIR__) . '/api/SmtpMailer.php';
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$fromEmail = trim((string)($emailConfig['fromEmail'] ?? '')) ?: ($toRecipients[0] ?? '');
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$fromName = trim(str_replace(["\r", "\n", "\t"], '', (string)($emailConfig['fromName'] ?? '')));
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$replyTo = filter_var(($values['email'] ?? ''), FILTER_VALIDATE_EMAIL) ? (string)$values['email'] : '';
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$bccRecipients = raijuFormsParseEmailList($emailConfig['bccEmail'] ?? '');
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if ($method === 'smtp') {
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$mailer = new SmtpMailer(
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$emailConfig['smtpHost'] ?? '',
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(int)($emailConfig['smtpPort'] ?? 587),
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$emailConfig['smtpUsername'] ?? '',
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$emailConfig['smtpPassword'] ?? '',
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$emailConfig['smtpEncryption'] ?? 'tls'
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);
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return $mailer->send($toRecipients, $subject, $body, $fromEmail, $fromName, $replyTo, $bccRecipients);
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}
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if ($method === 'sendmail') {
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$headers = [];
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$headers[] = 'From: ' . ($fromName ? "=?UTF-8?B?" . base64_encode($fromName) . "?= <$fromEmail>" : $fromEmail);
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if ($replyTo) {
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$headers[] = 'Reply-To: ' . $replyTo;
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}
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$headers[] = 'Content-Type: text/plain; charset=UTF-8';
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$headers[] = 'X-Mailer: Raiju CMS';
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$sent = @mail(implode(', ', $toRecipients), '=?UTF-8?B?' . base64_encode($subject) . '?=', $body, implode("\r\n", $headers));
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foreach ($bccRecipients as $bccRecipient) {
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$sent = @mail($bccRecipient, '=?UTF-8?B?' . base64_encode($subject) . '?=', $body, implode("\r\n", $headers)) && $sent;
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}
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return $sent;
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}
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return false;
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}
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|
|
|
function raijuFormsBuildBody(array $form, array $values): string
|
|
{
|
|
$body = 'Neue Einsendung über Formular: ' . $form['label'] . "\n";
|
|
$body .= str_repeat('-', 40) . "\n\n";
|
|
foreach ($form['fields'] as $field) {
|
|
if (in_array(($field['type'] ?? ''), ['heading', 'note', 'hidden'], true)) {
|
|
continue;
|
|
}
|
|
$body .= ($field['label'] ?? $field['key']) . ': ' . ($values[$field['key']] ?? '') . "\n";
|
|
}
|
|
return $body;
|
|
}
|