reconstruction of the project
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<?php
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namespace App\Controllers\View;
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use App\Controllers\BaseController;
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use App\Models\NavItemModel;
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use App\Models\RoleNavItemModel;
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use App\Services\NavbarService;
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class NavBuilderController extends BaseController
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{
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protected NavItemModel $items;
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protected RoleNavItemModel $maps;
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protected NavbarService $service;
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public function __construct()
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{
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$this->items = new NavItemModel();
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$this->maps = new RoleNavItemModel();
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$this->service = new NavbarService();
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}
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protected function ensureAdmin(): void
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{
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$sessionRole = session()->get('role'); // could be a string or array in your app
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$roleNames = is_array($sessionRole) ? $sessionRole : [$sessionRole];
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$roleNames = array_values(array_filter(array_map('strval', $roleNames)));
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if (empty($roleNames)) {
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throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
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}
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$db = \Config\Database::connect();
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// Map role names -> ids
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$roleIdRows = $db->table('roles')->select('id')->whereIn('name', $roleNames)->get()->getResultArray();
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$roleIds = array_map('intval', array_column($roleIdRows, 'id'));
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if (empty($roleIds)) {
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throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
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}
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// Is this route allowed for any of the user's roles?
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$allowed = $db->table('role_nav_items AS rni')
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->select('1')
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->join('nav_items AS ni', 'ni.id = rni.nav_item_id')
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->where('ni.url', 'nav-builder') // IMPORTANT: your current route path
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->whereIn('rni.role_id', $roleIds)
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->get(1)->getFirstRow();
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if (!$allowed) {
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// You can show a nicer "Access Denied" view if you prefer
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throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
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}
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}
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public function index(){
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$this->ensureAdmin();
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helper(['url', 'form']);
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return view('nav_builder/index');
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}
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/** Case-insensitive, natural sort; ignores leading punctuation & articles (“a/an/the”) */
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private function labelKey(string $s): string
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{
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$s = trim(preg_replace('/\s+/', ' ', $s));
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$s = preg_replace('/^[^[:alnum:]]+/u', '', $s); // strip leading punctuation
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$s = preg_replace('/^(?i)(the|an|a)\s+/', '', $s); // drop leading articles
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return mb_strtolower($s, 'UTF-8');
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}
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private function sortTreeAlpha(array &$nodes): void
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{
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usort($nodes, fn($a,$b) => strnatcasecmp(
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$this->labelKey($a['label'] ?? ''), $this->labelKey($b['label'] ?? '')
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));
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foreach ($nodes as &$n) {
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if (!empty($n['children'])) {
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$this->sortTreeAlpha($n['children']);
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}
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}
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unset($n);
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}
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public function save()
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{
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$this->ensureAdmin();
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$id = (int) $this->request->getPost('id');
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// Accept either "menu_parent_id" or "parent_id" from the form
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$menuParentRaw = $this->request->getPost('menu_parent_id');
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if ($menuParentRaw === null) {
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$menuParentRaw = $this->request->getPost('parent_id');
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}
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$menuParentId = ($menuParentRaw === '' || $menuParentRaw === null) ? null : (int) $menuParentRaw;
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if ($id && $menuParentId === $id) {
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// item cannot be its own parent
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$menuParentId = null;
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}
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// Validate parent exists (optional but helpful)
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if ($menuParentId !== null) {
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$parent = $this->items->select('id')->where('id', $menuParentId)->first();
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if (!$parent) {
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return redirect()->back()->with('error', 'Selected parent does not exist.')->withInput();
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}
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}
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$data = [
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'menu_parent_id' => $menuParentId,
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'label' => trim((string) $this->request->getPost('label')),
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'url' => trim((string) $this->request->getPost('url')) ?: null,
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'icon_class' => trim((string) $this->request->getPost('icon_class')) ?: null,
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'target' => trim((string) $this->request->getPost('target')) ?: null,
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'sort_order' => (int) $this->request->getPost('sort_order'),
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'is_enabled' => (int) ($this->request->getPost('is_enabled') ? 1 : 0),
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];
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// Save (force insert to return ID)
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if ($id) {
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$this->items->update($id, $data);
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} else {
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$id = (int) $this->items->insert($data, true); // ensure insertID is returned
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}
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// Roles
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$roleIds = array_values(array_unique(array_filter(
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array_map('intval', (array) ($this->request->getPost('roles') ?? [])),
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fn ($v) => $v > 0
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)));
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$this->maps->where('nav_item_id', $id)->delete();
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foreach ($roleIds as $rid) {
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$this->maps->insert(['role_id' => $rid, 'nav_item_id' => $id]);
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}
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$this->service->clearCache();
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return redirect()->back()->with('success', 'Menu saved.');
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}
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public function delete($id)
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{
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$this->ensureAdmin();
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$id = (int) $id;
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$this->items->delete($id); // children handled by FK (SET NULL on parent)
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$this->service->clearCache();
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return redirect()->back()->with('success', 'Menu item deleted.');
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}
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public function reorder()
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{
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$this->ensureAdmin();
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$orders = $this->request->getPost('orders') ?? [];
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foreach ($orders as $id => $order) {
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$this->items->update((int) $id, ['sort_order' => (int) $order]);
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}
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$this->service->clearCache();
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return $this->response->setJSON(['ok' => true]);
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}
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protected function distinctRoles(): array
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{
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$db = \Config\Database::connect();
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return $db->table('roles')
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->select('id, name')
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->orderBy('name')
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->get()
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->getResultArray();
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}
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public function data()
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{
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$this->ensureAdmin();
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return $this->response->setJSON($this->buildNavPayload());
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}
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private function buildNavPayload(): array
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{
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$all = $this->items
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->orderBy('menu_parent_id', 'ASC')
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->orderBy('label', 'ASC')
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->orderBy('id', 'ASC')
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->findAll();
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$byId = [];
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foreach ($all as $a) {
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$a['children'] = [];
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$byId[$a['id']] = $a;
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}
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$tree = [];
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foreach ($byId as $id => &$node) {
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$pid = $node['menu_parent_id'] ?: null;
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if ($pid && isset($byId[$pid])) {
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$byId[$pid]['children'][] = &$node;
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} else {
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$tree[] = &$node;
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}
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}
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unset($node);
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$this->sortTreeAlpha($tree);
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$flatAlpha = $all;
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usort($flatAlpha, fn($a, $b) => strnatcasecmp(
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$this->labelKey($a['label'] ?? ''),
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$this->labelKey($b['label'] ?? '')
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));
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$roleAssignments = [];
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$roleRows = $this->maps
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->select('role_nav_items.nav_item_id, roles.id AS role_id, roles.name AS role_name')
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->join('roles', 'roles.id = role_nav_items.role_id', 'left')
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->findAll();
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foreach ($roleRows as $row) {
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$navId = (int) ($row['nav_item_id'] ?? 0);
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if ($navId <= 0) continue;
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$roleId = (int) ($row['role_id'] ?? 0);
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$roleName = $row['role_name'] ?? ($roleId ? ('#' . $roleId) : null);
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if ($roleId > 0) {
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$roleAssignments[$navId]['ids'][] = $roleId;
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}
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if ($roleName !== null) {
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$roleAssignments[$navId]['names'][] = $roleName;
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}
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}
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$flattened = $this->flattenTreeForResponse($tree, $roleAssignments);
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$parentOptions = array_map(static function ($row) {
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return [
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'id' => (int) ($row['id'] ?? 0),
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'label' => (string) ($row['label'] ?? ''),
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];
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}, $flatAlpha);
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$roles = array_map(static function ($role) {
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return [
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'id' => (int) ($role['id'] ?? 0),
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'name' => (string) ($role['name'] ?? ''),
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];
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}, $this->distinctRoles());
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return [
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'items' => $flattened,
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'roles' => $roles,
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'parentOptions' => $parentOptions,
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];
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}
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private function flattenTreeForResponse(array $nodes, array $roleAssignments, ?string $parentLabel = null, int $depth = 0, array &$rows = []): array
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{
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foreach ($nodes as $node) {
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$raw = $node;
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unset($raw['children']);
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$navId = (int) ($raw['id'] ?? 0);
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$roles = $roleAssignments[$navId] ?? ['ids' => [], 'names' => []];
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$rows[] = [
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'id' => $navId,
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'label' => (string) ($raw['label'] ?? ''),
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'url' => $raw['url'] ?? null,
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'parent_label' => $parentLabel ?? '—',
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'parent_id' => isset($raw['menu_parent_id']) && (int) $raw['menu_parent_id'] !== 0
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? (int) $raw['menu_parent_id']
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: null,
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'order' => (int) ($raw['sort_order'] ?? 0),
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'enabled' => (int) ($raw['is_enabled'] ?? 0) === 1,
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'target' => $raw['target'] ?? null,
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'depth' => $depth,
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'roles' => [
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'ids' => array_values(array_unique($roles['ids'] ?? [])),
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'names' => array_values(array_unique($roles['names'] ?? [])),
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],
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'raw' => $raw,
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];
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if (!empty($node['children'])) {
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$this->flattenTreeForResponse(
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$node['children'],
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$roleAssignments,
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(string) ($raw['label'] ?? ''),
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$depth + 1,
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$rows
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);
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}
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}
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return $rows;
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}
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}
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